CN1584353A - 滑动件及其生产方法 - Google Patents

滑动件及其生产方法 Download PDF

Info

Publication number
CN1584353A
CN1584353A CNA2004100563258A CN200410056325A CN1584353A CN 1584353 A CN1584353 A CN 1584353A CN A2004100563258 A CNA2004100563258 A CN A2004100563258A CN 200410056325 A CN200410056325 A CN 200410056325A CN 1584353 A CN1584353 A CN 1584353A
Authority
CN
China
Prior art keywords
hard carbon
slider
coating
carbon coating
hydrogen content
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Granted
Application number
CNA2004100563258A
Other languages
English (en)
Other versions
CN100344890C (zh
Inventor
浜田孝浩
加纳真
马渕丰
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Nissan Motor Co Ltd
Original Assignee
Nissan Motor Co Ltd
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Nissan Motor Co Ltd filed Critical Nissan Motor Co Ltd
Publication of CN1584353A publication Critical patent/CN1584353A/zh
Application granted granted Critical
Publication of CN100344890C publication Critical patent/CN100344890C/zh
Active legal-status Critical Current
Anticipated expiration legal-status Critical

Links

Images

Classifications

    • CCHEMISTRY; METALLURGY
    • C23COATING METALLIC MATERIAL; COATING MATERIAL WITH METALLIC MATERIAL; CHEMICAL SURFACE TREATMENT; DIFFUSION TREATMENT OF METALLIC MATERIAL; COATING BY VACUUM EVAPORATION, BY SPUTTERING, BY ION IMPLANTATION OR BY CHEMICAL VAPOUR DEPOSITION, IN GENERAL; INHIBITING CORROSION OF METALLIC MATERIAL OR INCRUSTATION IN GENERAL
    • C23CCOATING METALLIC MATERIAL; COATING MATERIAL WITH METALLIC MATERIAL; SURFACE TREATMENT OF METALLIC MATERIAL BY DIFFUSION INTO THE SURFACE, BY CHEMICAL CONVERSION OR SUBSTITUTION; COATING BY VACUUM EVAPORATION, BY SPUTTERING, BY ION IMPLANTATION OR BY CHEMICAL VAPOUR DEPOSITION, IN GENERAL
    • C23C28/00Coating for obtaining at least two superposed coatings either by methods not provided for in a single one of groups C23C2/00 - C23C26/00 or by combinations of methods provided for in subclasses C23C and C25C or C25D
    • C23C28/04Coating for obtaining at least two superposed coatings either by methods not provided for in a single one of groups C23C2/00 - C23C26/00 or by combinations of methods provided for in subclasses C23C and C25C or C25D only coatings of inorganic non-metallic material
    • C23C28/044Coating for obtaining at least two superposed coatings either by methods not provided for in a single one of groups C23C2/00 - C23C26/00 or by combinations of methods provided for in subclasses C23C and C25C or C25D only coatings of inorganic non-metallic material coatings specially adapted for cutting tools or wear applications
    • CCHEMISTRY; METALLURGY
    • C10PETROLEUM, GAS OR COKE INDUSTRIES; TECHNICAL GASES CONTAINING CARBON MONOXIDE; FUELS; LUBRICANTS; PEAT
    • C10MLUBRICATING COMPOSITIONS; USE OF CHEMICAL SUBSTANCES EITHER ALONE OR AS LUBRICATING INGREDIENTS IN A LUBRICATING COMPOSITION
    • C10M141/00Lubricating compositions characterised by the additive being a mixture of two or more compounds covered by more than one of the main groups C10M125/00 - C10M139/00, each of these compounds being essential
    • C10M141/10Lubricating compositions characterised by the additive being a mixture of two or more compounds covered by more than one of the main groups C10M125/00 - C10M139/00, each of these compounds being essential at least one of them being an organic phosphorus-containing compound
    • CCHEMISTRY; METALLURGY
    • C10PETROLEUM, GAS OR COKE INDUSTRIES; TECHNICAL GASES CONTAINING CARBON MONOXIDE; FUELS; LUBRICANTS; PEAT
    • C10MLUBRICATING COMPOSITIONS; USE OF CHEMICAL SUBSTANCES EITHER ALONE OR AS LUBRICATING INGREDIENTS IN A LUBRICATING COMPOSITION
    • C10M163/00Lubricating compositions characterised by the additive being a mixture of a compound of unknown or incompletely defined constitution and a non-macromolecular compound, each of these compounds being essential
    • CCHEMISTRY; METALLURGY
    • C10PETROLEUM, GAS OR COKE INDUSTRIES; TECHNICAL GASES CONTAINING CARBON MONOXIDE; FUELS; LUBRICANTS; PEAT
    • C10MLUBRICATING COMPOSITIONS; USE OF CHEMICAL SUBSTANCES EITHER ALONE OR AS LUBRICATING INGREDIENTS IN A LUBRICATING COMPOSITION
    • C10M167/00Lubricating compositions characterised by the additive being a mixture of a macromolecular compound, a non-macromolecular compound and a compound of unknown or incompletely defined constitution, each of these compounds being essential
    • CCHEMISTRY; METALLURGY
    • C23COATING METALLIC MATERIAL; COATING MATERIAL WITH METALLIC MATERIAL; CHEMICAL SURFACE TREATMENT; DIFFUSION TREATMENT OF METALLIC MATERIAL; COATING BY VACUUM EVAPORATION, BY SPUTTERING, BY ION IMPLANTATION OR BY CHEMICAL VAPOUR DEPOSITION, IN GENERAL; INHIBITING CORROSION OF METALLIC MATERIAL OR INCRUSTATION IN GENERAL
    • C23CCOATING METALLIC MATERIAL; COATING MATERIAL WITH METALLIC MATERIAL; SURFACE TREATMENT OF METALLIC MATERIAL BY DIFFUSION INTO THE SURFACE, BY CHEMICAL CONVERSION OR SUBSTITUTION; COATING BY VACUUM EVAPORATION, BY SPUTTERING, BY ION IMPLANTATION OR BY CHEMICAL VAPOUR DEPOSITION, IN GENERAL
    • C23C28/00Coating for obtaining at least two superposed coatings either by methods not provided for in a single one of groups C23C2/00 - C23C26/00 or by combinations of methods provided for in subclasses C23C and C25C or C25D
    • C23C28/04Coating for obtaining at least two superposed coatings either by methods not provided for in a single one of groups C23C2/00 - C23C26/00 or by combinations of methods provided for in subclasses C23C and C25C or C25D only coatings of inorganic non-metallic material
    • C23C28/046Coating for obtaining at least two superposed coatings either by methods not provided for in a single one of groups C23C2/00 - C23C26/00 or by combinations of methods provided for in subclasses C23C and C25C or C25D only coatings of inorganic non-metallic material with at least one amorphous inorganic material layer, e.g. DLC, a-C:H, a-C:Me, the layer being doped or not
    • CCHEMISTRY; METALLURGY
    • C23COATING METALLIC MATERIAL; COATING MATERIAL WITH METALLIC MATERIAL; CHEMICAL SURFACE TREATMENT; DIFFUSION TREATMENT OF METALLIC MATERIAL; COATING BY VACUUM EVAPORATION, BY SPUTTERING, BY ION IMPLANTATION OR BY CHEMICAL VAPOUR DEPOSITION, IN GENERAL; INHIBITING CORROSION OF METALLIC MATERIAL OR INCRUSTATION IN GENERAL
    • C23CCOATING METALLIC MATERIAL; COATING MATERIAL WITH METALLIC MATERIAL; SURFACE TREATMENT OF METALLIC MATERIAL BY DIFFUSION INTO THE SURFACE, BY CHEMICAL CONVERSION OR SUBSTITUTION; COATING BY VACUUM EVAPORATION, BY SPUTTERING, BY ION IMPLANTATION OR BY CHEMICAL VAPOUR DEPOSITION, IN GENERAL
    • C23C28/00Coating for obtaining at least two superposed coatings either by methods not provided for in a single one of groups C23C2/00 - C23C26/00 or by combinations of methods provided for in subclasses C23C and C25C or C25D
    • C23C28/04Coating for obtaining at least two superposed coatings either by methods not provided for in a single one of groups C23C2/00 - C23C26/00 or by combinations of methods provided for in subclasses C23C and C25C or C25D only coatings of inorganic non-metallic material
    • C23C28/048Coating for obtaining at least two superposed coatings either by methods not provided for in a single one of groups C23C2/00 - C23C26/00 or by combinations of methods provided for in subclasses C23C and C25C or C25D only coatings of inorganic non-metallic material with layers graded in composition or physical properties
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16JPISTONS; CYLINDERS; SEALINGS
    • F16J9/00Piston-rings, e.g. non-metallic piston-rings, seats therefor; Ring sealings of similar construction
    • F16J9/26Piston-rings, e.g. non-metallic piston-rings, seats therefor; Ring sealings of similar construction characterised by the use of particular materials
    • CCHEMISTRY; METALLURGY
    • C10PETROLEUM, GAS OR COKE INDUSTRIES; TECHNICAL GASES CONTAINING CARBON MONOXIDE; FUELS; LUBRICANTS; PEAT
    • C10MLUBRICATING COMPOSITIONS; USE OF CHEMICAL SUBSTANCES EITHER ALONE OR AS LUBRICATING INGREDIENTS IN A LUBRICATING COMPOSITION
    • C10M2207/00Organic non-macromolecular hydrocarbon compounds containing hydrogen, carbon and oxygen as ingredients in lubricant compositions
    • C10M2207/02Hydroxy compounds
    • C10M2207/021Hydroxy compounds having hydroxy groups bound to acyclic or cycloaliphatic carbon atoms
    • C10M2207/022Hydroxy compounds having hydroxy groups bound to acyclic or cycloaliphatic carbon atoms containing at least two hydroxy groups
    • CCHEMISTRY; METALLURGY
    • C10PETROLEUM, GAS OR COKE INDUSTRIES; TECHNICAL GASES CONTAINING CARBON MONOXIDE; FUELS; LUBRICANTS; PEAT
    • C10MLUBRICATING COMPOSITIONS; USE OF CHEMICAL SUBSTANCES EITHER ALONE OR AS LUBRICATING INGREDIENTS IN A LUBRICATING COMPOSITION
    • C10M2207/00Organic non-macromolecular hydrocarbon compounds containing hydrogen, carbon and oxygen as ingredients in lubricant compositions
    • C10M2207/28Esters
    • C10M2207/281Esters of (cyclo)aliphatic monocarboxylic acids
    • CCHEMISTRY; METALLURGY
    • C10PETROLEUM, GAS OR COKE INDUSTRIES; TECHNICAL GASES CONTAINING CARBON MONOXIDE; FUELS; LUBRICANTS; PEAT
    • C10MLUBRICATING COMPOSITIONS; USE OF CHEMICAL SUBSTANCES EITHER ALONE OR AS LUBRICATING INGREDIENTS IN A LUBRICATING COMPOSITION
    • C10M2207/00Organic non-macromolecular hydrocarbon compounds containing hydrogen, carbon and oxygen as ingredients in lubricant compositions
    • C10M2207/28Esters
    • C10M2207/283Esters of polyhydroxy compounds
    • CCHEMISTRY; METALLURGY
    • C10PETROLEUM, GAS OR COKE INDUSTRIES; TECHNICAL GASES CONTAINING CARBON MONOXIDE; FUELS; LUBRICANTS; PEAT
    • C10MLUBRICATING COMPOSITIONS; USE OF CHEMICAL SUBSTANCES EITHER ALONE OR AS LUBRICATING INGREDIENTS IN A LUBRICATING COMPOSITION
    • C10M2215/00Organic non-macromolecular compounds containing nitrogen as ingredients in lubricant compositions
    • C10M2215/02Amines, e.g. polyalkylene polyamines; Quaternary amines
    • C10M2215/04Amines, e.g. polyalkylene polyamines; Quaternary amines having amino groups bound to acyclic or cycloaliphatic carbon atoms
    • CCHEMISTRY; METALLURGY
    • C10PETROLEUM, GAS OR COKE INDUSTRIES; TECHNICAL GASES CONTAINING CARBON MONOXIDE; FUELS; LUBRICANTS; PEAT
    • C10MLUBRICATING COMPOSITIONS; USE OF CHEMICAL SUBSTANCES EITHER ALONE OR AS LUBRICATING INGREDIENTS IN A LUBRICATING COMPOSITION
    • C10M2215/00Organic non-macromolecular compounds containing nitrogen as ingredients in lubricant compositions
    • C10M2215/28Amides; Imides
    • CCHEMISTRY; METALLURGY
    • C10PETROLEUM, GAS OR COKE INDUSTRIES; TECHNICAL GASES CONTAINING CARBON MONOXIDE; FUELS; LUBRICANTS; PEAT
    • C10MLUBRICATING COMPOSITIONS; USE OF CHEMICAL SUBSTANCES EITHER ALONE OR AS LUBRICATING INGREDIENTS IN A LUBRICATING COMPOSITION
    • C10M2223/00Organic non-macromolecular compounds containing phosphorus as ingredients in lubricant compositions
    • C10M2223/02Organic non-macromolecular compounds containing phosphorus as ingredients in lubricant compositions having no phosphorus-to-carbon bonds
    • C10M2223/04Phosphate esters
    • C10M2223/045Metal containing thio derivatives
    • CCHEMISTRY; METALLURGY
    • C10PETROLEUM, GAS OR COKE INDUSTRIES; TECHNICAL GASES CONTAINING CARBON MONOXIDE; FUELS; LUBRICANTS; PEAT
    • C10NINDEXING SCHEME ASSOCIATED WITH SUBCLASS C10M RELATING TO LUBRICATING COMPOSITIONS
    • C10N2030/00Specified physical or chemical properties which is improved by the additive characterising the lubricating composition, e.g. multifunctional additives
    • C10N2030/06Oiliness; Film-strength; Anti-wear; Resistance to extreme pressure
    • CCHEMISTRY; METALLURGY
    • C10PETROLEUM, GAS OR COKE INDUSTRIES; TECHNICAL GASES CONTAINING CARBON MONOXIDE; FUELS; LUBRICANTS; PEAT
    • C10NINDEXING SCHEME ASSOCIATED WITH SUBCLASS C10M RELATING TO LUBRICATING COMPOSITIONS
    • C10N2060/00Chemical after-treatment of the constituents of the lubricating composition
    • C10N2060/14Chemical after-treatment of the constituents of the lubricating composition by boron or a compound containing boron
    • YGENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10TTECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
    • Y10T428/00Stock material or miscellaneous articles
    • Y10T428/13Hollow or container type article [e.g., tube, vase, etc.]
    • Y10T428/1352Polymer or resin containing [i.e., natural or synthetic]
    • Y10T428/139Open-ended, self-supporting conduit, cylinder, or tube-type article
    • Y10T428/1393Multilayer [continuous layer]
    • YGENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10TTECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
    • Y10T428/00Stock material or miscellaneous articles
    • Y10T428/24Structurally defined web or sheet [e.g., overall dimension, etc.]
    • Y10T428/24942Structurally defined web or sheet [e.g., overall dimension, etc.] including components having same physical characteristic in differing degree
    • YGENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10TTECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
    • Y10T428/00Stock material or miscellaneous articles
    • Y10T428/30Self-sustaining carbon mass or layer with impregnant or other layer

Abstract

按照本发明的一种实施方式,提供一种滑动件,其包括基体和形成于所述基体上以限定在润滑作用下与相对构件滑动接触的滑动表面的硬碳涂层。所述硬碳涂层具有氢含量低于其剩余部分的最外层表面部分、或氢含量低于至少一层其它涂层的最外层涂层。

Description

滑动件及其生产方法
技术领域
本发明涉及一种滑动件,特别涉及具有硬碳如类金刚石碳的薄涂层的滑动件,其在特定润滑剂存在下表现出优良的低摩擦特性和耐久性。本发明还涉及生产所述滑动件的方法。
背景技术
全球环境问题例如全球变暖和臭氧层破坏已近在眼前。全球变暖主要受CO2排放影响,设定CO2排放标准以降低CO2排放,已经成为每个国家关切的大事。为了降低CO2排放,改善车辆的燃料效率是非常重要的。因此,希望降低车辆发动机中的摩擦,以获得燃料效率方面的直接改善。
存在有多种可能的方法来降低发动机的摩擦。一种降低发动机摩擦的方法是提供在极端摩擦/磨损条件下具有较低摩擦系数和较高耐磨性的发动机滑动件。例如设想将硬碳涂层材料涂覆到发动机滑动件的凸轮随动件上(如起阀器和起阀器垫片)并使用一种配带有滚柱滚针轴承的所谓滚柱摇臂。已经证实类金刚石碳(DLC)涂层在空气中较氮化钛(TiN)膜和氮化铬(CrN)膜具有更低的摩擦系数,所以所述DLC涂层预期可用于发动机滑动件。另一降低发动机摩擦的方法是改善用于滑动件的润滑油的性质。设想降低润滑油的粘度,以便降低在水力润滑区中的粘性阻力和在机械滑动部分中的搅动阻力。另外还设想提供混有合适的摩擦改进剂及其它添加剂的润滑油,以便降低在混合润滑条件和边界润滑条件下发动机的摩擦损失。对于各种不同摩擦改进剂,已经进行了许多的研究,这些改进剂包括有机钼化合物,例如二硫代氨基甲酸钼(MoDTC)和二硫代磷酸钼(MoDTP),而且已经证实含有这类有机钼摩擦改进剂的润滑油在使用的早期阶段对于降低钢制滑动件间的摩擦是有效的。
所述DLC涂层的低摩擦特性和所述有机钼化合物的摩擦调节性能,已报导在KANO等人的Japan Tribology Congress 1999.5,Tokyo,Proceeding Page 11-12和KANO等人的Worid Tribology Congress2001.9,Vienna,Proceeding Page 342之中。
发明内容
但这种DLC涂层在润滑油存在下不能总是表现出低摩擦系数。即使在含有有机钼摩擦改进剂的润滑油存在下,所述DLC涂层也不能适当地表现出其低摩擦系数。
而且当所述DLC涂层具有低的氢含量时,所述DLC涂层对基底材料的粘着性易于得到改善。当所述DLC涂层不含氢时,则难以提高涂层厚度。这样,所述DLC涂层的耐久性就易于得到改善。
因此,本发明的一个目的是提供一种具有硬碳薄涂层的滑动件,其在润滑剂存在下表现出优良的低摩擦特性和耐久性,从而当用于车辆发动机时能够获得燃料效率的进一步改善。本发明的另一个目的是提供一种生产所述滑动件的方法。
作为广泛研究的结果,本申请人已经发现,具有一定结构的硬碳薄涂层与特定润滑剂组合时能够表现出优良的低摩擦特性和耐久性。本发明就是基于上述发现完成的。
根据本发明的第一方面,提供一种滑动件,其包括:基体;和形成于所述基体上用来限定在润滑作用下与相对构件进行滑动接触的滑动表面的硬碳涂层,所述硬碳涂层具有氢含量低于其剩余部分的最外层表面部分。
根据本发明的第二方面,提供一种滑动件,其包括:基体;和形成于所述基体上用来限定在润滑作用下与相对构件进行滑动接触的滑动表面的硬碳涂层,所述硬碳涂层具有沿其厚度方向层压在一起的两层或多层涂层,所述层压涂层包括氢含量低于至少一个其它涂层的最外层涂层。
根据本发明的第三方面,提供一种生产滑动件的方法,其包括:提供所述滑动件的基体;和在所述基体上形成硬碳涂层,其形成方式应使硬碳涂层具有氢含量低于其剩余部分的最外层表面部分。
根据本发明的第四方面,提供一种生产滑动件的方法,其包括:提供所述滑动件的基体;和在所述基体上形成硬碳涂层,其形成方式应使硬碳涂层具有氢含量低于至少一个其它涂层的最外层涂层。
由下述内容可进一步理解本发明的其它目的和特征。
附图说明
图1A所示为本发明一种示例性实施方式的活塞环的平面图。
图1B为图1A所示活塞环的局部截面图。
图1C为图1B所示划圈部分的放大视图。
图2为往复式摩擦/磨损测试装置的示意图。
具体实施方式
下面将对本发明作详细说明。在下述说明中,除非另有规定,所有百分比(%)都以质量表示。
本发明一种示例性实施方式的滑动件(在下文中称为“滑动件”),包括基体、形成于所述基体上用来限定与相对构件进行滑动接触的滑动表面的硬碳涂层和施用到所述滑动表面上的润滑剂薄膜,从而所述滑动件在所述相对构件上通过设置在所述滑动件和所述相对构件之间的润滑剂薄膜滑动。
虽然所述滑动件具有许多用途,但理想地是在极端摩擦/磨损条件下使用所述滑动件,以充分利用所述滑动件的优良低摩擦特性和耐久性。例如所述滑动件可成型为用于汽车发动机的活塞环如顶环和甩油环,如图1A、1B和1C所示。所述硬碳涂层优选形成在所述活塞环基体的相对环面1上,该面与活塞的活塞环槽(作为相对构件,图中未画出)进行接触,这样不仅可以有效降低所述活塞与所述活塞环间的摩擦,而且还可改善所述活塞的抗卡死性。而且所述硬碳涂层优选形成在所述活塞环基体部分的外围面2上,该面与发动机本体的汽缸内径(作为相对构件,图中未画出)进行滑动接触,以便有效降低所述活塞与所述汽缸壁间的摩擦。可替换地,也可以采用所述硬碳涂层涂覆整个活塞环,也可以在所述汽缸壁上形成一层硬碳涂层。
滑动件
所述基体是由任意已知基底材料形成的,如铁基(钢)材料或铝基(铝合金)材料,在用所述硬碳涂层涂覆之前,可对其进行表面处理。
一般地,所述硬碳涂层是由无定形碳制成的,其中的碳元素存在于两种sp2和sp3杂化中以形成石墨和金刚石的复合结构。所述无定形碳的具体实例包括:不含氢的无定形碳(a-C)、含氢的无定形碳(a-C:H)和/或含有金属元素钛(Ti)或钼(Mo)作为一部分的金属碳化物或金属碳(MeC)。不含氢的无定形碳和氢含量低的无定形碳也称作“类金刚石碳(DLC)”。
按照本发明的第一种实施方式,所述硬碳涂层的最外层表面部分的氢含量低于其剩余部分。利用这样的氢含量分布有可能改善所述硬碳涂层对所述基体的粘着性,并有可能提高所述硬碳涂层的厚度到足够的程度,从而保证或改善所述滑动件的低摩擦特性、耐磨性和耐久性。此处,所述硬碳涂层的“最外层表面部分”定义为在所述滑动表面以下的部分,例如在涂层厚度5%范围内延伸的部分或者在厚度为1.0μm范围内延伸的部分。
为了获得更大的降低摩擦效果,希望使第一实施方式中所述硬碳涂层的最外层表面部分中的氢含量最小。所述硬碳涂层的最外层表面部分的平均氢含量优选控制为20原子%或更低,更优选为10原子%或更低,更进一步优选为5原子%或更低,进而更优选为0.5原子%或更低,最优选基本为零。
在第一实施方式中,所述硬碳涂层的氢含量分布不受特别限制,只要所述硬碳涂层的最外层表面部分的氢含量低于剩余部分即可。考虑到涂覆方法的步骤和条件和制备成本,所述硬碳涂层的氢含量分布可以适当地根据所述硬碳涂层需要的低摩擦特性、耐磨性和耐久性而变化。虽然如此,还是希望所述硬碳涂层的氢含量沿涂层厚度方向从基体侧到滑动表面侧(即最外层涂层表面侧)是逐渐降低的。当所述硬碳涂层是由这类具有连续氢含量梯度的功能化梯度材料制成时,所述硬碳涂层的内应力得到释放。这就可能防止所述硬碳涂层中发生破裂,从而进一步改善所述硬碳涂层的耐久性。一种替代方案是,所述硬碳涂层的氢含量可按阶梯方式降低。
按照本发明的第二实施方式,所述硬碳涂层具有沿涂层厚度方向层压在一起的两层或多层,并包括氢含量低于至少一个其它层的最外层。优选地,所述硬碳涂层最外层的氢含量低于所有其它层。通过这样的层结构,可以改善所述硬碳涂层对所述基体的粘着性,并可能提高所述硬碳涂层的厚度到足够的程度,从而保证或改善所述滑动件的低摩擦特性、耐磨性和耐久性。此处,所述硬碳涂层的“层”定义为在其整个厚度内具有基本均匀的氢含量的部分。
在第二实施方式中,所述硬碳涂层的层结构不受特别限制,只要所述最外层涂层的氢含量低于任何其它涂层即可。考虑到涂覆方法的步骤和条件和制备成本,所述硬碳涂层的层结构可适当地根据所述硬碳涂层需要的低摩擦特性、耐磨性和耐久性来确定。虽然如此,还是希望所述硬碳涂层的氢含量从基体侧到滑动表面侧是逐层逐渐降低的。一种替代方案是,所述硬碳涂层的氢含量可按阶梯方式降低。
为了获得更大的降低摩擦效果,还希望使第二实施方式中所述硬碳涂层的最外层的氢含量最小。所述硬碳涂层的最外层的氢含量优选控制为20原子%或更低,更优选为10原子%或更低,更进一步优选为5原子%或更低,进而更优选为0.5原子%或更低,最优选基本为零。
在第一实施方式和第二实施方式的每一种中,所述硬碳涂层均可通过物理气相沉积(PVD)方法、化学气相沉积(CVD)方法或其组合形成。为了降低所述硬碳涂层最外层表面部分或最外层中的氢含量,在采用例如通过PVD电弧离子电镀法形成所述硬碳涂层时,降低涂覆气氛中氢的含量是有效的。
而且在用所述硬碳涂层涂覆之前,所述基体优选可通过镀铬法、氮化铬法、氮化法或其组合被赋予底涂层,以便提高所述硬碳涂层对所述基体的粘着性,改善其耐久性。
润滑剂
下述润滑油和润滑剂中的每一种都可用作润滑剂。
所述润滑油主要由基础油组成,优选含有无灰脂肪酸酯摩擦改进剂、无灰脂族胺摩擦改进剂、聚丁烯基琥珀酰亚胺、聚丁烯基琥珀酰亚胺的衍生物和二硫代磷酸锌中的至少一种物质。具体地,所述含无灰脂肪酸酯摩擦改进剂和无灰脂族胺摩擦改进剂中一种或两种的润滑油,可对于在本发明所述涂覆有硬碳薄膜的滑动件与由铁基或铝基材料制成的相对构件之间的滑动摩擦产生较大的摩擦降低效果。
所述基础油不作特别的限制,它可选自任意常用的基础油化合物,如矿物油、合成油和脂肪。
所述矿物油的具体实例包括正链烷烃油和链烷烃基油或环烷烃基油,它们是通过常压蒸馏或减压蒸馏从石油中提取润滑油馏分、然后采用任意的下述处理方法对所得到的润滑油馏分进行纯化而制得的:溶剂脱沥青、溶剂提取、加氢裂化、溶剂脱蜡、加氢精制、蜡异构化、硫酸处理和白土精制。虽然所述润滑油馏分一般通过加氢精制或溶剂精制进行纯化,但优选使用通过深度加氢裂化或GTL(气体到液体)蜡异构化方法降低所述油中芳烃含量来纯化所述润滑油馏分而制得的矿物油。
所述合成油的具体实例包括;聚α-烯烃(PAO),如1-辛烯低聚物、1-癸烯低聚物和乙烯-丙烯低聚物及其加氢产物;异丁烯低聚物及其加氢产物;异链烷烃;烷基苯;烷基萘;二酯,如戊二酸二(十三烷基)酯、己二酸二辛基酯、己二酸二异癸基酯、己二酸二(十三烷基)酯和癸二酸二辛基酯;多元醇酯,如三羟甲基丙烷酯(例如三羟甲基丙烷辛酸酯、三羟甲基丙烷壬酸酯和三羟甲基丙烷异硬脂酸酯)和季戊四醇酯(例如己酸季戊四醇-2-乙基酯和壬酸季戊四醇酯);聚氧亚烷基乙二醇;二烷基二苯基醚;和聚苯基醚。在这些合成油化合物中,优选的为聚α-烯烃,如1-辛烯低聚物和1-癸烯低聚物及其加氢产物。
上述基础油化合物可以单独使用,也可组合使用。在使用由两种或更多种基础油化合物的混合物作为基础油时,对于基础油化合物的混合比不作特别限定。
所述基础油的硫含量不受特别限制,基于所述基础油的总质量,优选为0.2%或更低,更优选为0.1%或更低,更进一步优选为0.05%或更低。希望使用加氢精制矿物油或合成油,这是因为加氢精制矿物油和合成油每种都具有不多于0.005%的硫含量,或基本不含硫(不多于5ppm)。
所述基础油的芳烃含量不受特别限制。此处,所述芳烃含量定义为按照ASTM D2549测得的芳烃馏分的含量。为了在延长的时间期限内使所述润滑油保持适合用于内燃机的低摩擦特性,基础油的芳烃含量基于基础油的总质量优选为15%或更低,更优选为10%或更低,更进一步优选为5%或更低。当基础油的芳烃含量超过15%时,润滑油的氧化稳定性将不利地发生劣化。
所述基础油的运动粘度不受特别限制。为了在内燃机中使用所述润滑油,所述基础油的运动粘度优选为2mm2/s或更高,更优选为3mm2/s或更高,并且同时优选为20mm2/s或更低,更优选为10mm2/s或更低,更进一步优选为8mm2/s或更低,它们都是在100℃时测得的。当所述基础油的运动粘度在100C低于2mm2/s时,所述润滑油就有可能不能提供充足的耐磨性,并引起相当大的蒸发损失。当所述基础油的运动粘度在100℃超过20mm2/s时,所述润滑油就有可能不能提供低摩擦特性,并使低温性能发生劣化。在组合使用两种或多种基础油化合物时,不需要限定每种基础油化合物的运动粘度均在这一特定范围内,只要所述基础油化合物的混合物在100℃时的运动粘度处于上述规定范围内即可。
所述基础油的粘度指数不受特别限制,为了在内燃机中使用所述润滑油,所述粘度指数优选为80或更高,更优选为100或更高,最优选为120或更高。当所述基础油具有较高粘度指数时,所述润滑油可以改善油耗性能和低温粘度性能。
至于脂肪酸酯摩擦改进剂和脂族胺摩擦改进剂,可以使用每个都具有C6-C30直链或支链烃链的脂肪酸酯和脂族胺,优选具有C8-C24直链或支链烃链,更优选具有C10-C20直链或支链烃链。当所述摩擦改进剂烃链的碳数不在6-30范围内时,可能不能产生想要的摩擦降低效果。所述脂肪酸酯和脂族胺摩擦改进剂的C6-C30直链或支链烃链的具体实例包括:烷基如己基、庚基、辛基、壬基、癸基、十一烷基、十二烷基、十三烷基、十四烷基、十五烷基、十六烷基、十七烷基、十八烷基、十九烷基、二十烷基、二十一烷基、二十二烷基、二十三烷基、二十四烷基、二十五烷基、二十六烷基、二十七烷基、二十八烷基、二十九烷基和三十烷基;链烯基如己烯基、庚烯基、辛烯基、壬烯基、癸烯基、十一碳烯基、十二碳烯基、十三碳烯基、十四碳烯基、十五碳烯基、十六碳烯基、十七碳烯基、十八碳烯基、十九碳烯基、二十碳烯基、二十一碳烯基、二十二碳烯基、二十三碳烯基、二十四碳烯基、二十五碳烯基、二十六碳烯基、二十七碳烯基、二十八碳烯基、二十九碳烯基和三十碳烯基。上述烷基和链烯基均包括所有可能的异构体。
所述脂肪酸酯优选的例子有具有上述C6-C30烃基的脂肪酸和单羟基或多羟基脂族醇的酯。这类脂肪酸酯的具体实例包括甘油单油酸酯、甘油二油酸酯、山梨聚糖单油酸酯和山梨聚糖二油酸酯。
所述脂族胺优选的例子有每个均具有上述C6-C30烃基的脂族单胺及其环氧烷加合物、脂族多胺、咪唑啉及其衍生物。这类脂族胺的具体实例包括:脂族胺化合物如月桂基胺、月桂基二乙胺、月桂基二乙醇胺、十二烷基二丙醇胺、棕榈胺、硬脂胺、硬脂基四亚乙基五胺、油基胺、油基亚丙基二胺、油基二乙醇胺和N-羟乙基油基咪唑啉(N-hydroxyethyloleylimidazolyne);上述脂族胺化合物的环氧烷加合物,如N,N-二聚氧化烯-N-烷基或链烯基(C6-C28)胺和酸改性的化合物(通过使上述脂族胺化合物与C2-C30一元羧酸如脂肪酸或C2-C30多元羧酸(如草酸、苯二酸、偏苯三酸和1,2,4,5-苯四酸)反应以中和或酰胺化全部或部分的剩余氨基和/或亚氨基而制得)。其中N,N-二聚氧亚乙基-N-油基胺是优选使用的。
所述脂肪酸酯摩擦改进剂和/或脂族胺摩擦改进剂在润滑油中的含量不受特别限制,基于所述润滑油总质量,优选为0.05-3.0%,更优选为0.1-2.0%,最优选为0.5-1.4%。当润滑油中脂肪酸酯摩擦改进剂和/或脂族胺摩擦改进剂的含量低于0.05%时,就有可能不能获得足够的摩擦降低效果。当润滑油中脂肪酸酯摩擦改进剂和/或脂族胺摩擦改进剂的含量超过3.0%时,所述基础油中摩擦改进剂的溶解度就有可能变得很低,以致使所述润滑贮存稳定性劣化,引起沉淀。
至于聚丁烯基琥珀酰亚胺,可以使用由下述通式(1)和(2)表示的化合物:
Figure A20041005632500131
在通式(1)和(2)中,PIB表示衍生自数均分子量为900-3500聚丁烯的聚丁烯基团,优选分子量为1000-2000,它可通过在氟化硼催化剂或氯化铝催化剂存在下聚合高纯异丁烯或1-丁烯和异丁烯的混合物而制得。当所述聚丁烯的数均分子量低于900时,就有可能不能提供充分的清洁作用。当所述聚丁烯的数均分子量超过3500时,所述聚丁烯基琥珀酰亚胺的低温流动性倾向于劣化。在用于制备聚丁烯基琥珀酰亚胺之前,聚丁烯可通过采用任意合适的处理方法(如吸附方法或洗涤方法)除去源自聚丁烯制备催化剂的痕量氟和氯残余物而对其进行纯化,由此来控制聚丁烯中氟和氯残余物的含量为50ppm或更低,希望为10ppm或更低,更希望为1ppm或更低。
而且考虑到清洁效果,在通式(1)和(2)中,n表示1-5的整数,优选为2-4的整数。
所述聚丁烯基琥珀酰亚胺的制备方法不受特别限制。例如所述聚丁烯基琥珀酰亚胺可通过下述方法制得:使聚丁烯的氯化物或聚丁烯(氟和氯残余物已经从中充分除去)与马来酸酐在100-200℃反应形成聚丁烯基琥珀酸酯,然后使所述聚丁烯基琥珀酸酯与多胺(如二亚乙基三胺、三亚乙基四胺、四亚乙基五胺或五亚乙基六胺)进行反应。
至于聚丁烯基琥珀酰亚胺衍生物,它们可使用硼或酸改性的化合物,可通过使通式(1)或(2)所述聚丁烯基琥珀酰亚胺与硼化合物或含氧有机化合物进行反应以中和或酰胺化全部或部分的剩余氨基和/或酰亚胺而制得。其中含硼聚丁烯基琥珀酰亚胺,尤其是含硼二(聚丁烯基)琥珀酰亚胺,是优选使用的。在含硼聚丁烯基琥珀酰亚胺化合物中氮与硼的含量之比(B/N)以质量计通常为0.1-3,优选为0.2-1.
用于制备聚丁烯基琥珀酰亚胺衍生物的硼化合物可以为硼酸、硼酸盐或硼酸酯。所述硼酸的具体实例包括原硼酸、偏硼酸和四硼酸。所述硼酸盐的具体实例包括:铵盐如硼酸铵,例如偏硼酸铵、四硼酸铵、五硼酸铵和八硼酸铵。所述硼酸酯的具体实例包括:硼酸和烷基醇(优选为C1-C6烷基醇)的酯,如硼酸单甲基酯、硼酸二甲基酯、硼酸三甲基酯、硼酸单乙基酯、硼酸二乙基酯、硼酸三乙基酯、硼酸单丙基酯、硼酸二丙基酯、硼酸三丙基酯、硼酸单丁基酯、硼酸二丁基酯和硼酸三丁基酯。
用于制备聚丁烯基琥珀酰亚胺衍生物的含氧有机化合物可以为任意C1-C30一元羧酸,如甲酸、乙酸、乙二醇酸、丙酸、乳酸、丁酸、戊酸、己酸、庚酸、辛酸、壬酸、癸酸、十一烷酸、月桂酸、十三烷酸、肉豆蔻酸、十五烷酸、棕榈酸、十七烷酸、硬脂酸、油酸、十九烷酸、二十烷酸;C2-C30多元羧酸,如草酸、苯二甲酸、偏苯三酸和1,2,4,5-苯四酸,其酸酐和酯;C2-C6环氧烷;和羟基(多)氧亚烷基碳酸酯。
所述聚丁烯基琥珀酰亚胺和/或聚丁烯基琥珀酰亚胺衍生物存在于所述润滑油中的含量不受特别限制,基于所述润滑油总质量,优选为0.1-15%,更优选为1.0-12%。当所述润滑油中聚丁烯基琥珀酰亚胺和/或聚丁烯基琥珀酰亚胺衍生物的含量低于0.1%时,就有可能不能获得充分的清洁效果。当所述润滑油中聚丁烯基琥珀酰亚胺和/或聚丁烯基琥珀酰亚胺衍生物的含量超过15%时,所述润滑油的反乳化能力可能劣化。另外,在所述润滑油中添加如此大量的所述聚丁烯基琥珀酰亚胺和/或聚丁烯基琥珀酰亚胺衍生物,也是不经济的。
对于所述二硫代磷酸锌,它可以采用由下述通式(3)表示的化合物:
在通式(3)中,R4、R5、R6和R7中每个均表示C1-C24烃基。所述C1-C24烃基优选为C1-C24直链或支链烷基、C3-C24直链或支链链烯基、C5-C13环烷基或直链或支链烷基环烷基、C6-C18芳基或直链或支链烷基芳基或C7-C19芳基烷基。上述烷基或链烯基可为伯、仲或叔基。R4、R5、R6和R7的具体实例包括:烷基如甲基、乙基、丙基、丁基、戊基、己基、庚基、辛基、壬基、癸基、十一烷基、十二烷基、十三烷基、十四烷基、十五烷基、十六烷基、十七烷基、十八烷基、十九烷基、二十烷基、二十一烷基、二十二烷基、二十三烷基和二十四烷基;链烯基如丙烯基、异丙烯基、丁烯基、丁二烯基、戊烯基、己烯基、庚烯基、辛烯基、壬烯基、癸烯基、十一碳烯基、十二碳烯基、十三碳烯基、十四碳烯基、十五碳烯基、十六碳烯基、十七碳烯基、十八碳烯基(油基)、十九碳烯基、二十碳烯基、二十一碳烯基、二十二碳烯基、二十三碳烯基和二十四碳烯基;环烷基如环戊基、环己基和环庚基;烷基环烷基如甲基环戊基、二甲基环戊基、乙基环戊基、丙基环戊基、乙基甲基环戊基、三甲基环戊基、二乙基环戊基、乙基二甲基环戊基、丙基甲基环戊基、丙基乙基环戊基、二丙基环戊基、丙基乙基甲基环戊基、甲基环己基、二甲基环己基、乙基环己基、丙基环己基、乙基甲基环己基、三甲基环己基、二乙基环己基、乙基二甲基环己基、丙基甲基环己基、丙基乙基环己基、二丙基环己基、丙基乙基甲基环己基、甲基环庚基、二甲基环庚基、乙基环庚基、丙基环庚基、乙基甲基环庚基、三甲基环庚基、二乙基环庚基、乙基二甲基环庚基、丙基甲基环庚基、丙基乙基环庚基、二丙基环庚基和丙基乙基甲基环庚基;芳基如苯基和萘基;烷基芳基如甲苯基、二甲苯基、乙基苯基、丙基苯基、乙基甲基苯基、三甲基苯基、丁基苯基、丙基甲基苯基、二乙基苯基、乙基二甲基苯基、四甲基苯基、戊基苯基、己基苯基、庚基苯基、辛基苯基、壬基苯基、癸基苯基、十一烷基苯基和十二烷基苯基;和芳基烷基,如苄基、甲基苄基、二甲基苄基、苯乙基、甲基苯乙基和二甲基苯乙基。上述烃基包括所有可能的异构体。尤其优选的是C1-C18直链或支链烷基和C6-C18芳基或直链或支链烷基芳基。
所述二硫代磷酸锌化合物优选的例子有:二异丙基二硫代磷酸锌、二异丁基二硫代磷酸锌、二仲丁基二硫代磷酸锌、二仲戊基二硫代磷酸锌、二正己基二硫代磷酸锌、二仲己基二硫代磷酸锌、二辛基二硫代磷酸锌、二-2-乙基己基二硫代磷酸锌、二正癸基二硫代磷酸锌、二正十二烷基二硫代磷酸锌和二异十三烷基二硫代磷酸锌。
所述润滑油中所述二硫代磷酸锌的含量不受特别限制。为了获得更大的摩擦降低效果,所述二硫代磷酸锌的含量基于所述润滑油总质量以所述磷元素计优选为0.1%或更低,更优选为0.06%或更低,最优选为最小有效量。当所述润滑油中二硫代磷酸锌含量超过0.1%时,就有可能抑制无灰脂肪酸酯摩擦改进剂和/或无灰脂族胺摩擦改进剂的摩擦降低效果,特别是对于所述DLC涂覆的滑动件与所述铁基相对构件之间的滑动摩擦。
所述二硫代磷酸锌的制备方法不受特别限制,所述二硫代磷酸锌可通过任意已知方法制得。例如所述二硫代磷酸锌可通过使具有上述R4、R5、R6和R7烃基的醇或酚与五硫化磷(P2O5)反应形成二硫代磷酸,然后用氧化锌中和二硫代磷酸而制得。要指出的是,二硫代磷酸锌的分子结构会随着用作制备所述二硫代磷酸锌的原料的醇或酚而不同。
上述二硫代磷酸锌化合物可以单独使用,也可以使用两种或多种化合物的混合物。在组合使用两种或多种二硫代磷酸锌化合物时,对于所述二硫代磷酸锌化合物的混合比不作特别限定。
为了改善用于内燃机的润滑油的性能,所述润滑油还可含有其它添加剂,如金属清洁剂、抗氧化剂、粘度指数改进剂、不同于上述提及的脂肪酸酯摩擦改进剂和脂族胺摩擦改进剂的摩擦改进剂、不同于上述提及的聚丁烯基琥珀酰亚胺和聚丁烯基琥珀酰亚胺衍生物的无灰分散剂、耐磨剂或极压剂、防锈剂、非离子型表面活性剂、破乳剂、金属钝化剂和/或消泡剂。
所述金属清洁剂可选自任意的常用于发动机润滑剂的金属清洁剂化合物。所述金属清洁剂的具体实例包括诸如钠(Na)和钾(K)之类碱金属或诸如钙(Ca)和镁(Mg)之类碱土金属的磺酸盐、酚盐和水杨酸盐;及其两种或多种的混合物。其中钠和钙的磺酸盐、钠和钙的酚盐和钠和钙的水杨酸盐是适合使用的。所述金属清洁剂的总碱值和含量可根据润滑油所需要的性能进行选择。所述金属清洁剂的总碱值通常为0-500mgKOH/g,优选为150-400mgKOH/g,它是按照ISO 3771利用高氯酸测得的。所述金属清洁剂的含量通常为所述润滑油总质量的0.1-10%。
所述抗氧化剂可选自任意的常用于发动机润滑油的抗氧化剂化合物。所述抗氧化剂的具体实例包括:酚类抗氧化剂,如4,4’-亚甲基二(2,6-二-叔丁基苯酚)和十八烷基-3-(3,5-二-叔丁基-4-羟基苯基)丙酸酯;氨基抗氧化剂,如苯基-α-萘胺、烷基苯基-α-萘胺和烷基二苯基胺;及其两种或多种的混合物。所述抗氧化剂的含量通常为所述润滑油总质量的0.01-5%。
对于所述粘度指数改进剂,可以使用的有:非分散型聚甲基丙烯酸酯粘度指数改进剂,如一种或多种甲基丙烯酸的共聚物及其加氢产物;分散型聚甲基丙烯酸酯粘度指数改进剂,如还含有氮化合物的甲基丙烯酸酯的共聚物;及其它粘度指数剂,如乙烯和α-烯(例如丙烯、1-丁烯和1-戊烯)的共聚物及其加氢产物、聚异丁烯及其加氢产物、苯乙烯-二烯加氢共聚物、苯乙烯-马来酸酐共聚物和聚烷基苯乙烯。考虑到剪切稳定性,需要对所述粘度指数改进剂的分子量进行选择。例如所述粘度指数改进剂的数均分子量,对于所述分散型或非分散型聚甲基丙烯酸酯来说,希望在5000-1000000范围内,更希望为100000-800000;对于所述聚异丁烯或其加氢产物来说,该分子量在800-5000范围内;对于所述乙烯/α-烯烃共聚物或其加氢产物来说,该分子量在800-300000范围内,更优选为10000-200000。上述粘度指数改进化合物可以单独使用,也可以以其两种或多种的混合物形式使用。所述粘度指数改进剂的含量优选为所述润滑油总质量的0.1-40.0%。
所述不同于上述提及的脂肪酸酯摩擦改进剂和脂族胺摩擦改进剂的摩擦改进剂,可以列举的有:无灰摩擦改进剂,如硼酸酯、更高级的醇和脂族醚,和金属摩擦改进剂,如二硫代磷酸钼、二硫代氨基甲酸钼和二硫化钼。
所述不同于上述提及聚丁烯基琥珀酰亚胺和聚丁烯基琥珀酰亚胺衍生物的无灰分散剂,可为任意一种具有数均分子量为900-3500的聚丁烯基的聚丁烯基苄胺和聚丁烯基胺、具有数均分子量低于900的聚丁烯基的聚丁烯基琥珀酰亚胺及其衍生物。
对于所述耐磨剂或极压剂,可以使用:二硫化物、硫化脂肪、烯烃硫化物、具有1-3个C2-C20烃基的磷酸酯、硫代磷酸酯、亚磷酸酯、硫代亚磷酸酯和这些酯的胺盐。
对于所述防锈剂,可以使用:烷基苯磺酸酯、二壬基萘磺酸酯、烯基琥珀酸的酯和多元醇的酯。
对于所述非离子型表面活性剂和破乳剂,可以使用:非离子型聚亚烷基二醇表面活性剂,如聚氧亚乙基烷基醚、聚氧亚乙基烷基苯基醚和聚氧亚乙基烷基萘基醚。
所述金属钝化剂可以列举的有:咪唑啉、嘧啶衍生物、噻唑和苯并三唑。
所述消泡剂可以列举的有:硅酮、氟代硅酮和氟代烷基醚。
所述不同于脂肪酸酯和脂族胺摩擦改进剂的摩擦改进剂、所述不同于聚丁烯基琥珀酰亚胺和聚丁烯基琥珀酰亚胺衍生物的无灰分散剂、所述耐磨剂或极压剂、所述防锈剂和所述破乳剂中,每种物质的含量通常均为所述润滑油总质量的0.01-5%,所述金属钝化剂的含量通常为所述润滑油总质量的0.005-1%,所述消泡剂的含量通常为所述润滑油总质量的0.0005-1%。
所述润滑剂主要由具有羟基的化合物组成,它能够对本实施方式所述涂覆有硬碳涂层的滑动件与由铁基或铝基材料制成的相对构件之间的滑动摩擦产生较大的摩擦降低效果。所述含羟基化合物的具体实例包括醇。在各种醇中,甘油或乙二醇优选用作所述润滑剂。
参考下述实施例,对本发明进行更详细的说明。但需要指出的是,下述实施例仅是例证性的,而不是对本发明的限制。
[准备测试样品]
实施例1
首先从S45C钢材(按照JIS G4051)上切割下基本为半圆柱状的钢件(作为基体),其尺寸为8×12×40mm。采用CVD法,在所述切割件的半圆柱状面上形成一层氢含量为20原子%和厚度为10μm的DLC涂层(作为内涂层)。然后采用PVD电弧离子电镀法,形成另一层氢含量为5原子%和厚度为0.5μm的DLC涂层(作为外涂层),从而得到测试样品。然后,采用不含添加剂的聚α-烯烃油作为润滑油,对所述测试样品进行下述的摩擦/磨损测试。
实施例2
首先从S45C钢材(按照JIS G4051)上切割下基本为半圆柱状的钢件(作为基体),其尺寸为8×12×40mm。采用CVD法,在所述切割件的半圆柱状面上形成一层氢含量为20原子%和厚度为10μm的DLC涂层(作为内涂层)。然后采用PVD电弧离子电镀法,形成另一层氢含量为0.5原子%和厚度为0.5μm的DLC涂层(作为外涂层),从而得到测试样品。然后,采用不含添加剂的聚α-烯烃油作为润滑油,对所述测试样品进行摩擦/磨损测试。
实施例3
首先从S45C钢材(按照JIS G4051)上切割下基本为半圆柱状的钢件(作为基体),其尺寸为8×12×40mm。采用CVD法,在所述切割件的半圆柱状面上形成一层氢含量为20原子%和厚度为10μm的DLC涂层(作为内涂层)。然后采用PVD电弧离子电镀法,形成另一层氢含量为0.5原子%和厚度为0.5μm的DLC涂层(作为外涂层),从而得到测试样品。然后,采用混有1质量%甘油单油酸酯(作为无灰脂肪酸酯摩擦改进剂)的聚α-烯烃油作为润滑油,对所述测试样品进行摩擦/磨损测试。
实施例4
首先从S45C钢材(按照JIS G4051)上切割下基本为半圆柱状的钢件(作为基体),其尺寸为8×12×40mm。采用CVD法,在所述切割件的半圆柱状面上形成一层氢含量为20原子%和厚度为10μm的DLC涂层(作为内涂层)。然后采用PVD电弧离子电镀法,形成另一层氢含量为0.5原子%和厚度为0.5μm的DLC涂层(作为外涂层),从而得到测试样品。然后,采用甘油作为润滑剂,对所述测试样品进行摩擦/磨损测试。
对比例1
从S45C钢材(按照JIS G4051)上切割下基本为半圆柱状的钢件(作为基体),其尺寸为8×12×40mm。在所述切割件的半圆柱状面上形成一层厚度为50μm的镀铬涂层,从而得到测试样品。然后,采用不含添加剂的聚α-烯烃油作为润滑油,对所述测试样品进行摩擦/磨损测试。
对比例2
从S45C钢材(按照JIS G4051)上切割下基本为半圆柱状的钢件(作为基体),其尺寸为8×12×40mm。在所述切割件的半圆柱状面上形成一层厚度为20μm的氮化钛(TiN)涂层,从而得到测试样品。然后,采用不含添加剂的聚α-烯烃油作为润滑油,对所述测试样品进行摩擦/磨损测试。
对比例3
从S45C钢材(按照JIS G4051)上切割下基本为半圆柱状的钢件(作为基体),其尺寸为8×12×40mm。在所述切割件的半圆柱状面上形成一层厚度为20μm的氮化铬(CrN)涂层,从而得到测试样品。然后,采用不含添加剂的聚α-烯烃油作为润滑油,对所述测试样品进行摩擦/磨损测试。
对比例4
从S45C钢材(按照JIS G4051)上切割下基本为半圆柱状的钢件(作为基体),其尺寸为8×12×40mm。采用CVD法,在所述切割件的半圆柱状面上形成一层氢含量为20原子%和厚度为10μm的DLC涂层,从而得到测试样品。然后,采用混有1质量%甘油单油酸酯(作为无灰脂肪酸酯摩擦改进剂)的聚α-烯烃油作为润滑油,对所述测试样品进行摩擦/磨损测试。
[根据摩擦/磨损测试进行性能评价]
摩擦/磨损测试是在下述条件下使用一种往复式摩擦/磨损测试器进行的。在所述摩擦/磨损测试器中,各实施例1-4和对比例1-4中的测试样品(10)按图2所示进行放置,从而当所述测试样品(10)的半圆柱状部分(10a)于负荷L下在板状相对样品(11)的区域A上滑动时,其能够沿方向S和T进行往复运动。此处,所述相对样品是由FC250铸铁(按照JIS G5501)制成的。在测试中,在所述测试样品(10)与所述相对样品(11)之间的摩擦系数是在所述区域A的转向端测得的。而且所述测试样品(10)的磨损量是在测试之后测得的。测量结果如表中所示。在该表中,实施例1、2和4和对比例1-4的测试样品的磨损量是参照实施例3的测试样品的磨损量(1.0)进行表示的。
(测试条件)
测试样品(10):由S45C钢制基体及其上的涂层形成并具有8×12×40
              mm尺寸的半圆柱状件
相对样品(11):由FC250铸铁制成并具有40×60×7mm尺寸的板状件
测试装置:    往复摩擦/磨损测试器
往复运动:    600循环/分钟
测试温度:    25℃
施加负载(P): 98N
测试时间:    60min
实施例1-4的滑动件比对比例1-4的滑动件具有更低的摩擦系数和更小的磨损量,而且本发明的意料不到的结果清楚地显示在该表中。其中考虑到实施例4的滑动件比实施例1-3的具有更低摩擦系数和更小磨损量的事实,认为实施例4提供了最好的结果。
如上所述,通过本发明的确定结构的硬碳涂层和特定润滑剂的组合,所述滑动件表现出优良的低摩擦特性和耐久性。因此,通过在内燃机中使用本发明的滑动件,有可能比使用较早技术的用含有机钼化合物的润滑油润滑钢制滑动件获得燃料效率的更大改善。
日本专利申请No.2003-206809(2003年8月8日申请)和申请No.2004-225411(2004年8月2日申请)的全部内容引入此处作为参考。
虽然已经参考本发明的特定实施方式对本发明进行了说明,但本发明并不局限于上述实施方式。根据上述教导,本领域技术人员将会对上述实施方式进行各种不同的改进和改变。本发明的范围由所附权利要求进行限定。
                表
    摩擦系数     磨损量
  实施例1     0.07     1.5
  实施例2     0.06     1.2
  实施例3     0.04     1.0(参比)
  实施例4     0.02     1.0
  对比例1     0.18     5.4
  对比例2     0.17     3.5
  对比例3     0.15     2.0
  对比例4     0.13     1.8

Claims (31)

1.一种滑动件,包括:
基体;和
硬碳涂层,其形成于所述基体上以限定在润滑作用下与相对构件滑动接触的滑动表面,所述硬碳涂层的最外层表面部分的氢含量低于其剩余部分。
2.权利要求1所述滑动件,其中所述硬碳涂层的最外层表面部分的氢含量为20原子%或更低。
3.权利要求2所述滑动件,其中所述硬碳涂层的最外层表面部分的氢含量为10原子%或更低。
4.权利要求3所述滑动件,其中所述硬碳涂层的最外层表面部分的氢含量为5原子%或更低。
5.权利要求4所述滑动件,其中所述硬碳涂层的最外层表面部分的氢含量为0.5原子%或更低。
6.权利要求1所述滑动件,其中所述硬碳涂层的氢含量沿其厚度方向从基体侧到滑动表面侧逐渐降低。
7.一种滑动件,包括:
基体;和
硬碳涂层,其形成于所述基体上以限定在润滑作用下与相对构件滑动接触的滑动表面,所述硬碳涂层具有沿其厚度方向层压在一起的两层或多层涂层,所述层压涂层包括氢含量低于至少一个其它涂层的最外层涂层。
8.权利要求7所述滑动件,其中所述最外层涂层的氢含量低于所有其它涂层。
9.权利要求7所述滑动件,其中所述最外层涂层的氢含量为20原子%或更低。
10.权利要求9所述滑动件,其中所述最外层涂层的氢含量为10原子%或更低。
11.权利要求10所述滑动件,其中所述最外层涂层的氢含量为5原子%或更低。
12.权利要求11所述滑动件,其中所述最外层涂层的氢含量为0.5原子%或更低。
13.权利要求1或7所述滑动件,还包括施用到所述滑动表面上的润滑油,所述润滑油中含有至少一种选自无灰脂肪酸酯摩擦改进剂和无灰脂族胺摩擦改进剂的摩擦改进剂。
14.权利要求13所述滑动件,其中所述至少一种摩擦改进剂具有C6-C30烃基,其含量基于所述润滑油总质量计为0.05-3.0%。
15.权利要求13所述滑动件,其中所述润滑油含有聚丁烯基琥珀酰亚胺和/或其衍生物。
16.权利要求15所述滑动件,其中所述聚丁烯基琥珀酰亚胺和/或其衍生物的含量基于所述润滑油总质量计为0.1-15%。
17.权利要求13所述滑动件,其中所述润滑油含有二硫代磷酸锌,其含量基于所述润滑油总质量以磷的质量计为0.1%或更低。
18.权利要求1或7所述滑动件,还包括施用到所述滑动表面上的润滑剂,所述润滑剂主要由含羟基化合物组成。
19.权利要求18所述滑动件,其中所述含羟基化合物是醇。
20.权利要求19所述滑动件,其中所述醇为甘油或乙二醇。
21.权利要求1或7所述滑动件,其中在形成所述硬碳涂层之前,所述基体已经通过选自镀铬法、氮化铬法和氮化法的至少一种方法被赋予底涂层。
22.权利要求1或7所述滑动件,其中所述滑动件是发动机活塞环。
23.权利要求22所述滑动件,其中所述活塞环是顶环和甩油环中的至少一种。
24.一种生产滑动件的方法,包括:
提供所述滑动件的基体;和
在所述基体上形成硬碳涂层,其形成方式应使所述硬碳涂层的最外层表面部分的氢含量低于其剩余部分。
25.权利要求24所述方法,其中所述形成步骤包括控制最外层表面部分的氢含量为20原子%或更低。
26.权利要求24或25所述方法,还包括向所述硬碳涂层上施用润滑油,其中所述润滑油中含有至少一种选自无灰脂肪酸酯摩擦改进剂和无灰脂族胺摩擦改进剂的摩擦改进剂。
27.权利要求24或25所述方法,还包括向所述硬碳涂层上施用润滑剂,其中所述润滑剂主要由含羟基化合物组成。
28.一种生产滑动件的方法,包括:
提供所述滑动件的基体;和
在所述基体上形成硬碳涂层,其形成方式应使所述硬碳涂层的最外层涂层的氢含量低于至少一个其它涂层。
29.权利要求28所述方法,其中所述形成步骤包括控制最外层涂层的氢含量为20原子%或更低。
30.权利要求28或29所述方法,还包括向所述硬碳涂层上施用润滑油,其中所述润滑油中含有至少一种选自无灰脂肪酸酯摩擦改进剂和无灰脂族胺摩擦改进剂的摩擦改进剂。
31.权利要求28或29所述方法,还包括向所述硬碳涂层上施用润滑剂,其中所述润滑剂主要由含羟基化合物组成。
CNB2004100563258A 2003-08-08 2004-08-06 滑动件及其生产方法 Active CN100344890C (zh)

Applications Claiming Priority (4)

Application Number Priority Date Filing Date Title
JP206809/2003 2003-08-08
JP2003206809 2003-08-08
JP2004225411A JP4973971B2 (ja) 2003-08-08 2004-08-02 摺動部材
JP225411/2004 2004-08-02

Related Child Applications (1)

Application Number Title Priority Date Filing Date
CNB2006101453396A Division CN100485232C (zh) 2003-08-08 2004-08-06 滑动件及其生产方法

Publications (2)

Publication Number Publication Date
CN1584353A true CN1584353A (zh) 2005-02-23
CN100344890C CN100344890C (zh) 2007-10-24

Family

ID=33554517

Family Applications (1)

Application Number Title Priority Date Filing Date
CNB2004100563258A Active CN100344890C (zh) 2003-08-08 2004-08-06 滑动件及其生产方法

Country Status (5)

Country Link
US (2) US7458585B2 (zh)
EP (2) EP1990564B1 (zh)
JP (1) JP4973971B2 (zh)
CN (1) CN100344890C (zh)
DE (2) DE602004016923D1 (zh)

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN107923533A (zh) * 2015-08-10 2018-04-17 日本Itf株式会社 活塞环及其制造方法
CN104955984B (zh) * 2013-01-28 2018-06-12 日产自动车株式会社 滑动构件和其制造方法
CN109595453A (zh) * 2017-10-03 2019-04-09 丰田自动车株式会社 滑动系统
CN110894605A (zh) * 2018-12-21 2020-03-20 纳峰真空镀膜(上海)有限公司 耐腐蚀碳基涂层

Families Citing this family (45)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP3555844B2 (ja) 1999-04-09 2004-08-18 三宅 正二郎 摺動部材およびその製造方法
US8458879B2 (en) * 2001-07-03 2013-06-11 Advanced Bio Prosthetic Surfaces, Ltd., A Wholly Owned Subsidiary Of Palmaz Scientific, Inc. Method of fabricating an implantable medical device
US6969198B2 (en) 2002-11-06 2005-11-29 Nissan Motor Co., Ltd. Low-friction sliding mechanism
JP4863152B2 (ja) 2003-07-31 2012-01-25 日産自動車株式会社 歯車
KR101003865B1 (ko) 2003-08-06 2010-12-30 닛산 지도우샤 가부시키가이샤 저마찰 접동 기구, 저마찰제 조성물 및 마찰 감소 방법
JP4973971B2 (ja) 2003-08-08 2012-07-11 日産自動車株式会社 摺動部材
US7771821B2 (en) 2003-08-21 2010-08-10 Nissan Motor Co., Ltd. Low-friction sliding member and low-friction sliding mechanism using same
EP1508611B1 (en) * 2003-08-22 2019-04-17 Nissan Motor Co., Ltd. Transmission comprising low-friction sliding members and transmission oil therefor
DE102004041235A1 (de) * 2004-08-26 2006-03-02 Ina-Schaeffler Kg Verschleißfeste Beschichtung und Verfahren zur Herstellung derselben
JP2006144848A (ja) * 2004-11-17 2006-06-08 Jtekt Corp ロッカアーム用軸受
JP2006194281A (ja) * 2005-01-11 2006-07-27 Nissan Motor Co Ltd 低摩擦摺動機構
DE102006004750A1 (de) * 2005-04-11 2006-10-12 Schaeffler Kg Schaltbares Ventiltriebbauteil
JP2007070667A (ja) 2005-09-05 2007-03-22 Kobe Steel Ltd ダイヤモンドライクカーボン硬質多層膜成形体およびその製造方法
DE102005063123B3 (de) 2005-12-30 2007-05-31 Federal-Mogul Burscheid Gmbh Gleitelement, insbesondere Kolbenring, Verfahren zur Herstellung eines Gleitelements, Gleitsystem und Beschichtung für ein Gleitelement
JP5228303B2 (ja) * 2006-01-24 2013-07-03 日産自動車株式会社 低摩擦摺動部材、その製造装置並びに製造方法
JP2007246996A (ja) * 2006-03-16 2007-09-27 Tdk Corp 保護膜及び該保護膜付き内燃機関用部品
JP5336178B2 (ja) * 2006-04-28 2013-11-06 日産自動車株式会社 低摩擦潤滑アセンブリー
DE102007007962B3 (de) * 2007-02-17 2008-05-08 Federal-Mogul Burscheid Gmbh Kolbenring
DE102007007961C5 (de) * 2007-02-17 2015-08-13 Federal-Mogul Burscheid Gmbh Kolbenring
JP4960139B2 (ja) * 2007-04-26 2012-06-27 株式会社東芝 ガス遮断器およびその製造方法
JP4333794B2 (ja) * 2007-11-06 2009-09-16 トヨタ自動車株式会社 摺動構造
WO2009084072A1 (en) * 2007-12-28 2009-07-09 Nissan Motor Co., Ltd. Sliding device including sliding bearing
WO2009139339A1 (ja) 2008-05-12 2009-11-19 東レ株式会社 カーボンナノチューブ複合体、有機半導体コンポジットならびに電界効果型トランジスタ
DE102009003232A1 (de) * 2009-05-19 2010-12-02 Federal-Mogul Burscheid Gmbh Gleitelement eines Verbrennungsmotors, insbesondere Kolbenring
CN102002684B (zh) * 2009-08-31 2014-07-30 日立金属株式会社 滑动部件
DE102010002687C5 (de) * 2010-03-09 2015-09-10 Federal-Mogul Burscheid Gmbh Verfahren zur Beschichtung zumindest der Innenfläche eines Kolbenrings sowie Kolbenring
RU2476587C2 (ru) * 2010-11-12 2013-02-27 Российская Федерация, От Имени Которой Выступает Министерство Промышленности И Торговли Российской Федерации Смазочная композиция высокотемпературного масла для теплонапряженных газотурбинных двигателей сверхзвуковой авиации
US9183965B2 (en) * 2010-11-30 2015-11-10 Nomura Plating Co., Ltd. Conductive hard carbon film and method for forming the same
DE102011003254A1 (de) * 2011-01-27 2012-08-02 Federal-Mogul Burscheid Gmbh Gleitelement, insbesondere Kolbenring, mit einer Beschichtung sowie Verfahren zur Herstellung eines Gleitelements
RU2013149399A (ru) * 2011-04-07 2015-05-20 Шелл Интернэшнл Рисерч Маатсхаппий Б.В. Смазочная композиция и способ использования смазочной композиции
BRPI1102336B1 (pt) * 2011-05-27 2021-01-12 Mahle Metal Leve S/A elemento dotado de pelo menos uma superfície de deslizamento para uso em um motor de combustão
EP2959033B1 (de) * 2013-02-21 2017-09-13 Oerlikon Surface Solutions AG, Pfäffikon Dlc beschichtung mit einlaufschicht
DE102013002911A1 (de) * 2013-02-21 2014-08-21 Oerlikon Trading Ag, Trübbach Dekorative, tiefschwarze Beschichtung
CA2903184C (en) 2013-05-31 2017-03-14 Honda Motor Co., Ltd. Carbon-coating-film cleaning method and device
JP2015105397A (ja) * 2013-11-29 2015-06-08 三井造船株式会社 皮膜形成方法、皮膜形成装置、および皮膜
US9624975B2 (en) * 2014-03-21 2017-04-18 Kabushiki Kaisha Toyota Chuo Kenkyusho Sliding member and sliding machine
US20160041086A1 (en) * 2014-08-07 2016-02-11 Innovative Cleaning Equipment, Inc. Lubrication control system and related method of use
US10428945B2 (en) * 2015-10-16 2019-10-01 Mahle International Gmbh Inlaid ring with plated lateral side
JP6849204B2 (ja) * 2016-03-30 2021-03-24 出光興産株式会社 潤滑油組成物
DE102016107874A1 (de) 2016-04-28 2017-11-16 Federal-Mogul Burscheid Gmbh Gleitelement, insbesondere Kolbenring
EP3372658B1 (en) * 2017-03-07 2019-07-03 Infineum International Limited Method for lubricating surfaces
US10563764B2 (en) 2017-05-26 2020-02-18 Mahle International Gmbh Coated steel piston ring
CN109372651B (zh) * 2018-09-25 2021-06-08 安庆帝伯格茨活塞环有限公司 一种类金刚石涂层活塞环及制备方法
CN110247054B (zh) * 2019-06-28 2020-10-30 蜂巢能源科技有限公司 石墨复合负极材料及其制备方法、电池
WO2021215499A1 (ja) * 2020-04-24 2021-10-28 Kyb株式会社 潤滑油組成物及び摺動機構

Family Cites Families (421)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US1461A (en) 1839-12-31 Improvement in fire-arms
US2189788A (en) * 1934-01-26 1940-02-13 Michael W Freeman Lubricant
DE643034C (de) 1934-09-24 1937-03-22 Tito Brunetti Sicherheitsvorrichtung fuer Brennkraftmaschinen
US2716972A (en) 1952-02-04 1955-09-06 Farny Paul Lubrication of engine valves by fuel leakage
CH316412A (de) * 1952-02-19 1956-10-15 Hoechst Ag Hydraulische Flüssigkeit
NL104477C (zh) * 1957-03-05
US5462772A (en) 1957-06-27 1995-10-31 Lemelson; Jerome H. Methods for forming artificial diamond
US4874596A (en) 1957-06-27 1989-10-17 Lemelson Jerome H Production of crystalline structures
US4702808A (en) 1957-06-27 1987-10-27 Lemelson Jerome H Chemical reaction apparatus and method
US5021628A (en) 1970-11-30 1991-06-04 Lemelson Jerome H Apparatus and method for reacting on matter
US4385880A (en) 1957-06-27 1983-05-31 Lemelson Jerome H Shock wave processing apparatus
US3211653A (en) 1958-12-31 1965-10-12 Exxon Research Engineering Co Hypoid gear lubricants for slip-lock differentials
US5131941A (en) 1959-04-08 1992-07-21 Lemelson Jerome H Reaction apparatus and method
US5552675A (en) 1959-04-08 1996-09-03 Lemelson; Jerome H. High temperature reaction apparatus
NL296138A (zh) 1963-08-02
US3846162A (en) 1968-10-21 1974-11-05 Texas Instruments Inc Metal carbonitride coatings
SE351012B (zh) * 1970-10-01 1972-11-13 Atlas Copco Ab
US4367130A (en) * 1970-11-30 1983-01-04 Lemelson Jerome H Chemical reaction
JPS533446B2 (zh) * 1973-11-01 1978-02-07
US4031023A (en) 1976-02-19 1977-06-21 The Lubrizol Corporation Lubricating compositions and methods utilizing hydroxy thioethers
AT382215B (de) 1982-09-20 1987-01-26 Miba Gleitlager Ag Hydrodynamisches gleitlager
US4554208A (en) 1983-12-27 1985-11-19 General Motors Corporation Metal bearing surface having an adherent score-resistant coating
DE3560285D1 (en) * 1984-04-20 1987-07-30 Inst Francais Du Petrole Process for the preparation of polysulfurised olefins, products so obtained and their use as additives for lubricants
US4755237A (en) 1984-11-26 1988-07-05 Lemelson Jerome H Methods for making cutting tools
US4712982A (en) 1985-03-25 1987-12-15 Kabushiki Kaisha Toyoda Jidoshokki Seisakusho Variable displacement wobble plate type compressor with guide means for wobble plate
EP0221531A3 (en) 1985-11-06 1992-02-19 Kanegafuchi Kagaku Kogyo Kabushiki Kaisha High heat conductive insulated substrate and method of manufacturing the same
US4755426A (en) 1986-01-18 1988-07-05 Hitachi Maxell, Ltd. Magnetic recording medium and production of the same
US4933058A (en) 1986-01-23 1990-06-12 The Gillette Company Formation of hard coatings on cutting edges
GB8602627D0 (en) 1986-02-04 1986-03-12 Exxon Chemical Patents Inc Marine lubricating composition
US5288556A (en) * 1987-03-31 1994-02-22 Lemelson Jerome H Gears and gear assemblies
US5132587A (en) 1987-03-31 1992-07-21 Lemelson Jerome H Spark plug electrodes
US4960643A (en) 1987-03-31 1990-10-02 Lemelson Jerome H Composite synthetic materials
US5255929A (en) 1987-03-31 1993-10-26 Lemelson Jerome H Blade for ice skate
US6083570A (en) 1987-03-31 2000-07-04 Lemelson; Jerome H. Synthetic diamond coatings with intermediate amorphous metal bonding layers and methods of applying such coatings
US5067826A (en) * 1987-03-31 1991-11-26 Lemelson Jerome H Ball and roller bearings and bearing components
US4859493A (en) 1987-03-31 1989-08-22 Lemelson Jerome H Methods of forming synthetic diamond coatings on particles using microwaves
US5332348A (en) 1987-03-31 1994-07-26 Lemelson Jerome H Fastening devices
US5096352A (en) * 1987-03-31 1992-03-17 Lemelson Jerome H Diamond coated fasteners
US5360227A (en) 1987-03-31 1994-11-01 Lemelson Jerome H Skis and runners
US5040501A (en) 1987-03-31 1991-08-20 Lemelson Jerome H Valves and valve components
JP2599383B2 (ja) 1987-04-11 1997-04-09 出光興産 株式会社 潤滑油組成物
JP2555284B2 (ja) 1987-05-14 1996-11-20 出光興産株式会社 温度特性改良潤滑油組成物
US4831977A (en) 1987-07-17 1989-05-23 Ethyl Corporation Pistons with wear resistant solid film lubricant coatings
GB2208753B (en) 1987-08-13 1991-06-26 Commw Of Australia Improvements in plasma generators
DE3885827T2 (de) 1987-09-18 1994-03-17 American Telephone & Telegraph Hermetisch verschlossene, optische Fasern.
US5000541A (en) * 1987-09-18 1991-03-19 At&T Bell Laboratories Hermetically sealed optical fibers
WO1989006338A1 (en) 1988-01-04 1989-07-13 The Commonwealth Of Australia Infrared signature control mechanism
FI79351C (fi) * 1988-01-18 1989-12-11 Asko Anttila Foerfarande och anordning foer ytbelaeggning av material.
GB8801366D0 (en) 1988-01-21 1988-02-17 Secr Defence Infra red transparent materials
JPH01201819A (ja) * 1988-02-05 1989-08-14 Idemitsu Petrochem Co Ltd 磁気記録媒体
US5190824A (en) * 1988-03-07 1993-03-02 Semiconductor Energy Laboratory Co., Ltd. Electrostatic-erasing abrasion-proof coating
US4834400A (en) 1988-03-15 1989-05-30 University Of New Mexico Differential surface roughness dynamic seals and bearings
US4898131A (en) 1988-03-18 1990-02-06 Honda Giken Kogyo K.K. Valve actuating mechanism for internal combustion mechanism
DE3809734C1 (zh) 1988-03-23 1989-05-03 Helmut Prof. Dr. 7805 Boetzingen De Haberland
US5866195A (en) * 1988-03-31 1999-02-02 Lemelson; Jerome H. Methods for forming diamond-coated superconductor wire
DE3815457A1 (de) * 1988-05-06 1989-11-16 Sipra Patent Beteiligung Strickmaschine
RU1770350C (ru) 1988-07-19 1992-10-23 Предприятие П/Я Р-6462 Смазочное масло
US5202156A (en) 1988-08-16 1993-04-13 Canon Kabushiki Kaisha Method of making an optical element mold with a hard carbon film
GB8821944D0 (en) 1988-09-19 1988-10-19 Gillette Co Method & apparatus for forming surface of workpiece
US4919974A (en) 1989-01-12 1990-04-24 Ford Motor Company Making diamond composite coated cutting tools
US4988421A (en) * 1989-01-12 1991-01-29 Ford Motor Company Method of toughening diamond coated tools
US4992082A (en) * 1989-01-12 1991-02-12 Ford Motor Company Method of toughening diamond coated tools
US5187021A (en) * 1989-02-08 1993-02-16 Diamond Fiber Composites, Inc. Coated and whiskered fibers for use in composite materials
US4981717A (en) * 1989-02-24 1991-01-01 Mcdonnell Douglas Corporation Diamond like coating and method of forming
US4943345A (en) 1989-03-23 1990-07-24 Board Of Trustees Operating Michigan State University Plasma reactor apparatus and method for treating a substrate
JPH0620464B2 (ja) 1989-04-03 1994-03-23 信越化学工業株式会社 医療用切開、圧入器具およびその製造方法
JP2795911B2 (ja) 1989-07-13 1998-09-10 出光興産株式会社 潤滑油組成物
US5087608A (en) * 1989-12-28 1992-02-11 Bell Communications Research, Inc. Environmental protection and patterning of superconducting perovskites
AU631037B2 (en) 1989-12-28 1992-11-12 Kabushiki Kaisha Toyota Chuo Kenkyusho Hard and lubricant thin film of amorphous carbon-hydrogen-silicon, iron base metallic material coated therewith, and the process for producing the same
US5112025A (en) 1990-02-22 1992-05-12 Tdk Corporation Molds having wear resistant release coatings
JP2514097B2 (ja) 1990-03-15 1996-07-10 帝国ピストンリング株式会社 シリンダライナ
US5349265A (en) 1990-03-16 1994-09-20 Lemelson Jerome H Synthetic diamond coated electrodes and filaments
USH1210H (en) 1990-04-04 1993-07-06 Surface hardening of reprographic machine components by coating or treatment processes
US5568391A (en) 1990-05-29 1996-10-22 Mckee; Lance D. Automated tile mosaic creation system
US5282990A (en) * 1990-07-31 1994-02-01 Exxon Chemical Patents Inc. Synergistic blend of amine/amide and ester/alcohol friction modifying agents for improved fuel economy of an internal combustion engine
CA2086757C (en) 1990-07-31 2000-03-28 Yasuhiko Yoneto Synergystic blend of amine/amide and ester/alcohol friction modifying agents for improved fuel economy of an internal combustion engine
GB9019219D0 (en) 1990-09-01 1990-10-17 Atomic Energy Authority Uk Diamond-like carbon coatings
JPH0796750B2 (ja) 1990-10-13 1995-10-18 ワイケイケイ株式会社 連続スプレー染色の色替装置
US5190807A (en) * 1990-10-18 1993-03-02 Diamonex, Incorporated Abrasion wear resistant polymeric substrate product
EP0484699B1 (de) 1990-11-05 1993-08-18 Detlev Dr. Repenning Reibpaarung und Verfahren zu ihrer Herstellung
FR2669689B1 (fr) 1990-11-23 1994-12-30 Renault Bielle sans coussinet de pied et procede de realisation.
US5127314A (en) 1990-11-30 1992-07-07 General Motors Corporation Compensating cam socket plate torque restraint assembly for a variable displacement compressor
US5143634A (en) 1991-01-17 1992-09-01 Amoco Corporation Anti-wear engine and lubricating oil
CA2060823C (en) 1991-02-08 2002-09-10 Naoya Omori Diamond-or diamond-like carbon-coated hard materials
CA2065581C (en) 1991-04-22 2002-03-12 Andal Corp. Plasma enhancement apparatus and method for physical vapor deposition
AU666659B2 (en) 1991-04-26 1996-02-22 Gillette Company, The Improvements in or relating to razor blades
US5142785A (en) 1991-04-26 1992-09-01 The Gillette Company Razor technology
US5352493A (en) 1991-05-03 1994-10-04 Veniamin Dorfman Method for forming diamond-like nanocomposite or doped-diamond-like nanocomposite films
US5232568A (en) 1991-06-24 1993-08-03 The Gillette Company Razor technology
DE4125165A1 (de) 1991-07-30 1993-02-04 Hoechst Ceram Tec Ag Gebranntes, keramisches erzeugnis mit strukturierter oberflaeche und verfahren zu seiner herstellung
US5669144A (en) 1991-11-15 1997-09-23 The Gillette Company Razor blade technology
ZA928617B (en) * 1991-11-15 1993-05-11 Gillette Co Shaving system.
US5334306A (en) 1991-12-11 1994-08-02 At&T Bell Laboratories Metallized paths on diamond surfaces
US5255783A (en) 1991-12-20 1993-10-26 Fluoroware, Inc. Evacuated wafer container
US5317938A (en) 1992-01-16 1994-06-07 Duke University Method for making microstructural surgical instruments
US5295305B1 (en) * 1992-02-13 1996-08-13 Gillette Co Razor blade technology
US5359170A (en) 1992-02-18 1994-10-25 At&T Global Information Solutions Company Apparatus for bonding external leads of an integrated circuit
AU651268B2 (en) 1992-02-18 1994-07-14 Idemitsu Kosan Co. Ltd Mannich reaction product and process for producing the same and use of the product
RU2004586C1 (ru) 1992-04-07 1993-12-15 Транснациональна межотраслева компани "Нокпекс" Способ получени смазочного масла
WO1993021289A1 (en) 1992-04-15 1993-10-28 Exxon Chemical Patents Inc. Lubricant composition containing mixed friction modifiers
GB9211402D0 (en) 1992-05-29 1992-07-15 Univ Manchester Sensor devices
US5443032A (en) 1992-06-08 1995-08-22 Air Products And Chemicals, Inc. Method for the manufacture of large single crystals
US5299937A (en) 1992-07-29 1994-04-05 Si Diamond Technology, Inc. Dental instruments having diamond-like working surface
US5851962A (en) 1992-08-18 1998-12-22 Ethyl Japan Corporation Lubricant composition for wet clutch or wet brake
US5249554A (en) 1993-01-08 1993-10-05 Ford Motor Company Powertrain component with adherent film having a graded composition
US5237967A (en) 1993-01-08 1993-08-24 Ford Motor Company Powertrain component with amorphous hydrogenated carbon film
EP0619504A1 (de) 1993-04-08 1994-10-12 Optische Werke G. Rodenstock Antireflex-Belag
JPH06340081A (ja) 1993-04-19 1994-12-13 Xerox Corp 全幅インクジェットプリンタ用プリントヘッドメンテナンス装置
JPH06320744A (ja) 1993-04-19 1994-11-22 Xerox Corp 全巾インクジェットプリンタ用の湿式拭い保守装置
USH1471H (en) 1993-04-26 1995-08-01 Braun David J Metal substrate double sided circuit board
USH1461H (en) 1993-05-10 1995-07-04 The United States Of America As Represented By The Secretary Of The Army Abrasion resistant diamond like coating for optical fiber and method of forming the coating
US5380196A (en) 1993-05-13 1995-01-10 Minnesota Mining And Manufacturing Company Orthodontic bracket with archwire slot liner
US5358402A (en) 1993-05-13 1994-10-25 Minnesota Mining & Manufacturing Company Ceramic orthodontic bracket with archwire slot liner
DE4316012C2 (de) 1993-05-13 1998-09-24 Gehring Gmbh & Co Maschf Verfahren zur Feinbearbeitung von Werkstück-Oberflächen
WO1994026425A1 (en) 1993-05-17 1994-11-24 Mcdonnell Douglas Corporation Laser absorption wave deposition process
US5433977A (en) 1993-05-21 1995-07-18 Trustees Of Boston University Enhanced adherence of diamond coatings by combustion flame CVD
KR0134942B1 (ko) 1993-06-11 1998-06-15 이다가끼 유끼오 비정질 경질 탄소막 및 그 제조 방법
US5794801A (en) 1993-08-16 1998-08-18 Lemelson; Jerome Material compositions
EP0643385A3 (en) * 1993-09-12 1996-01-17 Fujitsu Ltd Magnetic recording medium, magnetic head and magnetic recording device.
BE1008229A3 (nl) 1993-10-29 1996-02-20 Vito Werkwijze voor het aanbrengen van een tegen slijtage beschermende laag op een substraat.
US5482602A (en) * 1993-11-04 1996-01-09 United Technologies Corporation Broad-beam ion deposition coating methods for depositing diamond-like-carbon coatings on dynamic surfaces
US5401543A (en) 1993-11-09 1995-03-28 Minnesota Mining And Manufacturing Company Method for forming macroparticle-free DLC films by cathodic arc discharge
US5447208A (en) 1993-11-22 1995-09-05 Baker Hughes Incorporated Superhard cutting element having reduced surface roughness and method of modifying
EP0661470A3 (en) 1993-12-27 1996-08-14 Starlite Ind Smooth and hanging contact bearing.
JPH07197068A (ja) * 1993-12-30 1995-08-01 Tonen Corp 潤滑油組成物
US5731046A (en) * 1994-01-18 1998-03-24 Qqc, Inc. Fabrication of diamond and diamond-like carbon coatings
US5479069A (en) 1994-02-18 1995-12-26 Winsor Corporation Planar fluorescent lamp with metal body and serpentine channel
US5541566A (en) 1994-02-28 1996-07-30 Olin Corporation Diamond-like carbon coating for magnetic cores
US5593719A (en) * 1994-03-29 1997-01-14 Southwest Research Institute Treatments to reduce frictional wear between components made of ultra-high molecular weight polyethylene and metal alloys
JPH07286649A (ja) 1994-04-18 1995-10-31 Nippon Seiko Kk トロイダル形無段変速機
BR9507514A (pt) 1994-04-25 1997-09-02 Gillette Co Processo para formação de uma lâmina de barbear l mina unidade de barbear e processo para aplicação de um revestimento duro de carbono a uma lâmina
JPH07293468A (ja) * 1994-04-28 1995-11-07 Toshiba Corp 密閉形コンプレッサ
US5516729A (en) 1994-06-03 1996-05-14 Advanced Micro Devices, Inc. Method for planarizing a semiconductor topography using a spin-on glass material with a variable chemical-mechanical polish rate
US5464667A (en) 1994-08-16 1995-11-07 Minnesota Mining And Manufacturing Company Jet plasma process and apparatus
US5630275A (en) 1994-08-23 1997-05-20 Warner-Lambert Company Multi-blade razor head with improved performance
US5551959A (en) 1994-08-24 1996-09-03 Minnesota Mining And Manufacturing Company Abrasive article having a diamond-like coating layer and method for making same
US6197428B1 (en) * 1994-08-26 2001-03-06 Deposition Sciences, Inc. Gemstones and decorative objects comprising a substrate and an optical interference film
US5619889A (en) 1994-10-11 1997-04-15 Fed Corporation Method of making microstructural surgical instruments
US5461648A (en) 1994-10-27 1995-10-24 The United States Of America As Represented By The Secretary Of The Navy Supercritical water oxidation reactor with a corrosion-resistant lining
US5975686A (en) 1994-10-31 1999-11-02 Hewlett-Packard Company Regulator for a free-ink inkjet pen
US5529815A (en) 1994-11-03 1996-06-25 Lemelson; Jerome H. Apparatus and method for forming diamond coating
DE19507086C2 (de) 1995-03-01 1997-01-30 Danfoss As Wasserhydraulik-Regelventil
US5458927A (en) 1995-03-08 1995-10-17 General Motors Corporation Process for the formation of wear- and scuff-resistant carbon coatings
US5901021A (en) * 1995-05-19 1999-05-04 Sanyo Electric Co., Ltd. Thin-film magnetic head
US5688557A (en) 1995-06-07 1997-11-18 Lemelson; Jerome H. Method of depositing synthetic diamond coatings with intermediates bonding layers
US5714202A (en) * 1995-06-07 1998-02-03 Lemelson; Jerome H. Synthetic diamond overlays for gas turbine engine parts having thermal barrier coatings
US5616372A (en) 1995-06-07 1997-04-01 Syndia Corporation Method of applying a wear-resistant diamond coating to a substrate
US5834708A (en) 1995-06-08 1998-11-10 Spectra-Physics Scanning Systems, Inc. Multiple plane weigh platter for multiple plane scanning systems
SE521725C2 (sv) 1995-09-20 2003-12-02 Uponor Innovation Ab Ihålig produkt av termoplastmaterial samt sätt för extrudering av densamma
US5927897A (en) 1995-07-14 1999-07-27 Attar; Adil Housingless abrasion resistant pavement marker
CN1199503A (zh) 1995-08-14 1998-11-18 纳幕尔杜邦公司 荧光灯
DE19530511C1 (de) 1995-08-18 1997-02-20 Alcan Gmbh Kolben für Verbrennungsmotoren
US5698272A (en) 1995-08-31 1997-12-16 University Of Pittsburgh Of The Commonwealth System Of Higher Education Method for lubrication of diamond-like carbon surfaces
AUPN547495A0 (en) 1995-09-15 1995-10-12 Uponor B.V. Sizing apparatus
US6468642B1 (en) 1995-10-03 2002-10-22 N.V. Bekaert S.A. Fluorine-doped diamond-like coatings
AU708828B2 (en) 1995-10-18 1999-08-12 Exxon Chemical Patents Inc. Lubricating oils of improved friction durability
EP0862395B1 (en) 1995-11-02 2004-04-07 Wright Medical Technology, Inc. Low-wear ball and cup joint prosthesis
JPH09164693A (ja) 1995-11-27 1997-06-24 Xerox Corp 保守用消耗品を備えた液体インクプリンタ
US5790146A (en) 1995-12-04 1998-08-04 Xerox Corporation Fluid applicator for maintenance of liquid ink printers
US5672054A (en) 1995-12-07 1997-09-30 Carrier Corporation Rotary compressor with reduced lubrication sensitivity
ATE185888T1 (de) 1996-01-30 1999-11-15 Federal Mogul Wiesbaden Gmbh Gleitlagerelement mit schmieröltaschen
US5824387A (en) 1996-02-05 1998-10-20 Seagate Technology, Inc. Magnetic disc with carbon protective layer having regions differing in hardness
DE19704224A1 (de) 1996-02-19 1997-08-21 Volkswagen Ag Verbindungsanordnung zwischen einem Hubkolben und einer Pleuelstange
US6753635B2 (en) 1996-04-05 2004-06-22 Hi Per Con Management of contact spots between an electrical brush and substrate
US5871805A (en) * 1996-04-08 1999-02-16 Lemelson; Jerome Computer controlled vapor deposition processes
WO1997039876A1 (fr) 1996-04-19 1997-10-30 Toray Industries, Inc. Couche mince en polyamide aromatique, son procede de fabrication et support d'enregistrement magnetique l'utilisant
US5952102A (en) 1996-05-13 1999-09-14 Ceramatec, Inc. Diamond coated WC and WC-based composites with high apparent toughness
EP0949200A1 (en) 1996-06-05 1999-10-13 R-Amtech International, Inc. Method for forming conformal diamond-type carbon coatings, hard diamond-type carbon coating and porous filtration element using the same
EP0816112A3 (en) 1996-07-02 1998-10-07 Corning Incorporated Method and apparatus for printing color filters
US6056443A (en) 1996-07-08 2000-05-02 Citizen Watch Co., Ltd. Guide bush and method of forming film over guide bush
US5783261A (en) 1996-07-11 1998-07-21 Ford Global Technologies, Inc. Using a coated fuel injector and method of making
JP3219696B2 (ja) * 1996-07-17 2001-10-15 三洋電機株式会社 光磁気記録媒体
JPH1082390A (ja) * 1996-07-18 1998-03-31 Sanyo Electric Co Ltd 摺動部材、圧縮機及び回転圧縮機
US5945214C1 (en) 1996-08-28 2002-04-23 Premark Rwp Holdings Inc Diboride coated pressing surfaces for abrasion resistant laminate and making pressing surfaces
US6656329B1 (en) 1996-08-28 2003-12-02 Premark Rwp Holdings, Inc. Coated pressing surfaces for abrasion resistant laminate and making laminates therefrom
TW385275B (en) 1996-08-29 2000-03-21 Toray Industries Aromatic polyamide-based resin molding, a process therefor and magnetic recording medium made from the molding
DE19635736C2 (de) * 1996-09-03 2002-03-07 Saxonia Umformtechnik Gmbh Diamantähnliche Beschichtung
US5976707A (en) 1996-09-26 1999-11-02 Kennametal Inc. Cutting insert and method of making the same
US5910940A (en) 1996-10-08 1999-06-08 Polaroid Corporation Storage medium having a layer of micro-optical lenses each lens generating an evanescent field
US6311524B1 (en) 2000-07-14 2001-11-06 3M Innovative Properties Company Accelerated method for increasing the photosensitivity of a glassy material
US5775817A (en) 1996-11-04 1998-07-07 General Motors Corporation Fracture process with bore distortion controls
JPH10184914A (ja) 1996-12-26 1998-07-14 Teikoku Piston Ring Co Ltd ピストンリングとシリンダライナの組合せ
KR100247065B1 (ko) 1997-01-22 2000-03-15 윤종용 보호막을 가지는 광디스크
JP2967746B2 (ja) * 1997-02-21 1999-10-25 日本電気株式会社 磁気記録媒体用潤滑剤及びこれを用いた磁気記録媒体
US5778841A (en) 1997-02-26 1998-07-14 Cummins Engine Company, Inc. Camshaft for internal combustion engines
TW385332B (en) 1997-02-27 2000-03-21 Idemitsu Kosan Co Refrigerating oil composition
US6543394B2 (en) 1997-03-03 2003-04-08 Science Applications International Corp. Four-cycle fuel-lubricated internal combustion engine
JP3236795B2 (ja) 1997-03-18 2001-12-10 大同メタル工業株式会社 すべり軸受
US5849675A (en) 1997-04-10 1998-12-15 Chevron Chemical Company Hydraulic system using an improved antiwear hydraulic fluid
US6030398A (en) 1997-05-30 2000-02-29 Summit Technology, Inc. Surgical microtomes
RU2114210C1 (ru) 1997-05-30 1998-06-27 Валерий Павлович Гончаренко Способ формирования углеродного алмазоподобного покрытия в вакууме
US6305416B1 (en) 1997-06-09 2001-10-23 Flexcon Industries Actuator valve for pressure switch for a fluidic system
JP3439949B2 (ja) 1997-06-09 2003-08-25 帝国ピストンリング株式会社 硬質被覆材およびそれを被覆した摺動部材ならびにその製造方法
US6893720B1 (en) 1997-06-27 2005-05-17 Nissin Electric Co., Ltd. Object coated with carbon film and method of manufacturing the same
US6377422B1 (en) 1997-07-08 2002-04-23 Seagate Technology Llc Disc head with contact protection feature
US5958261A (en) 1997-07-17 1999-09-28 General Electric Company Apparatus for welding with preheated filler material
US6938493B2 (en) * 1997-07-21 2005-09-06 Helix Technology Corporation Apparatus and methods for heat loss pressure measurement
US6023979A (en) 1997-07-21 2000-02-15 Helix Technology Apparatus and methods for heat loss pressure measurement
US6658941B1 (en) 1997-07-21 2003-12-09 Helix Technology Corporation Apparatus and methods for heat loss pressure measurement
KR100407845B1 (ko) 1997-08-15 2003-12-01 시게이트 테크놀로지 엘엘씨 디스크 저장 장치용 슬라이더
US6071597A (en) 1997-08-28 2000-06-06 3M Innovative Properties Company Flexible circuits and carriers and process for manufacture
NL1007046C2 (nl) * 1997-09-16 1999-03-17 Skf Ind Trading & Dev Bekleed wentellager.
US5885942A (en) 1997-09-23 1999-03-23 Nch Corporation Multifunctional lubricant additive
JP3355306B2 (ja) 1997-09-30 2002-12-09 帝国ピストンリング株式会社 ピストンリング
JP3885375B2 (ja) 1997-09-30 2007-02-21 帝国ピストンリング株式会社 ピストンリング
US6494881B1 (en) 1997-09-30 2002-12-17 Scimed Life Systems, Inc. Apparatus and method for electrode-surgical tissue removal having a selectively insulated electrode
US6156439A (en) 1997-10-21 2000-12-05 General Electric Company Coating for preventing formation of deposits on surfaces contacting hydrocarbon fluids and method therefor
US6015597A (en) * 1997-11-26 2000-01-18 3M Innovative Properties Company Method for coating diamond-like networks onto particles
US6726993B2 (en) 1997-12-02 2004-04-27 Teer Coatings Limited Carbon coatings, method and apparatus for applying them, and articles bearing such coatings
US20040003638A1 (en) * 1997-12-12 2004-01-08 Schaefer Mark W. Transfer of holographic images into metal sporting and fitness products
US5881444A (en) 1997-12-12 1999-03-16 Aluminum Company Of America Techniques for transferring holograms into metal surfaces
US7094502B2 (en) 1997-12-12 2006-08-22 Alcon Inc. Methods for transferring holographic images into metal surfaces
US6190514B1 (en) * 1997-12-30 2001-02-20 Premark Rwp Holdings, Inc. Method for high scan sputter coating to produce coated, abrasion resistant press plates with reduced built-in thermal stress
US6028393A (en) * 1998-01-22 2000-02-22 Energy Conversion Devices, Inc. E-beam/microwave gas jet PECVD method and apparatus for depositing and/or surface modification of thin film materials
US6237441B1 (en) 1998-03-19 2001-05-29 Sumitomo Electric Industries, Ltd. Combination of shim and cam
US6106919A (en) 1998-04-16 2000-08-22 Digital Papyrus Corporation Phase change media compatible with air bearing flying head
US6124198A (en) 1998-04-22 2000-09-26 Cvc, Inc. Ultra high-speed chip interconnect using free-space dielectrics
US6016000A (en) * 1998-04-22 2000-01-18 Cvc, Inc. Ultra high-speed chip semiconductor integrated circuit interconnect structure and fabrication method using free-space dielectrics
JP4439734B2 (ja) 1998-06-03 2010-03-24 ブルー・メディカル・デバイシーズ・ベスローテン・フェンノートシャップ ダイヤモンド様コーティングを有するステント
DE19825860A1 (de) 1998-06-10 1999-12-16 Elgan Diamantwerkzeuge Gmbh & Kolbenring und seine Verwendung
DE19929184A1 (de) * 1998-06-26 1999-12-30 Mclaughlin James A Vorrichtung und Verfahren für das Aufbringen von diamantartigem Kohlenstoff (DLC) oder anderen im Vakuum abscheidbaren Materialien auf ein Substrat
JP2000080992A (ja) * 1998-09-04 2000-03-21 Sanyo Electric Co Ltd ベーンおよびそれを用いた冷媒圧縮機
JP2000087218A (ja) 1998-09-10 2000-03-28 Kobe Steel Ltd 高密着性炭素皮膜形成材及びその製法
JP3767200B2 (ja) 1998-09-17 2006-04-19 日産自動車株式会社 内燃機関用ピストン
US6273793B1 (en) 1998-09-23 2001-08-14 Seagate Technology Llc Apparatus and method for reducing disc surface asperities to sub-microinch height
JP2000110719A (ja) 1998-10-05 2000-04-18 Matsushita Electric Ind Co Ltd 密閉形コンプレッサと開放形コンプレッサ
GB2342660B (en) 1998-10-12 2000-09-27 Univ Houston Process for producing a carbon film on a substrate
JP3737291B2 (ja) 1998-10-12 2006-01-18 株式会社神戸製鋼所 ダイヤモンドライクカーボン硬質多層膜成形体
US6322431B1 (en) 1998-10-13 2001-11-27 Seagate Technology Llc Burnish head with ion milled aerodynamic pads configured in an elliptical pattern
JP2000120870A (ja) * 1998-10-15 2000-04-28 Teikoku Piston Ring Co Ltd ピストンリング
US6534141B1 (en) * 1998-10-27 2003-03-18 Raymond J. Hull, Jr. Method of forming an improved support member for a fabric and film forming device
JP4331292B2 (ja) 1998-10-30 2009-09-16 株式会社リケン 低摩耗性と優れた密着性を有する複合ダイヤモンドライクカーボン皮膜
US6255262B1 (en) 1998-11-09 2001-07-03 Exxon Chemical Patents Inc. High hydroxyl content glycerol di-esters
JP2000170768A (ja) 1998-12-04 2000-06-20 Eagle Ind Co Ltd 摺動材
KR100325521B1 (ko) 1998-12-10 2002-04-17 윤종용 유체 분사 장치의 제조 방법 및 그에 의해 제조되는 유체 분사장치
JP2000186293A (ja) * 1998-12-21 2000-07-04 Tonen Corp ディーゼルエンジン用潤滑油組成物
JP4251738B2 (ja) * 1998-12-25 2009-04-08 住友電気工業株式会社 硬質被膜及び被覆部材
US6296552B1 (en) 1999-01-29 2001-10-02 Seagate Technology Llc Burnishing head with fly height control spacer
US6401058B1 (en) 1999-02-12 2002-06-04 Wayne State University Reciprocating system for simulating friction and wear
US6572935B1 (en) 1999-03-13 2003-06-03 The Regents Of The University Of California Optically transparent, scratch-resistant, diamond-like carbon coatings
US6170156B1 (en) * 1999-03-24 2001-01-09 General Motors Corporation Gear tooth smoothing and shaping process
DE60002702T2 (de) 1999-03-26 2004-03-25 Pennzoil-Quaker State Co., Houston Magnetisches aufzeichnungsmedium mit schmiermittel
JP3927724B2 (ja) 1999-04-01 2007-06-13 東燃ゼネラル石油株式会社 内燃機関用潤滑油組成物
JP3555844B2 (ja) * 1999-04-09 2004-08-18 三宅 正二郎 摺動部材およびその製造方法
US6929727B2 (en) 1999-04-12 2005-08-16 G & H Technologies, Llc Rectangular cathodic arc source and method of steering an arc spot
US6645354B1 (en) 2000-04-07 2003-11-11 Vladimir I. Gorokhovsky Rectangular cathodic arc source and method of steering an arc spot
US6570172B2 (en) 1999-05-12 2003-05-27 Plasmion Corporation Magnetron negative ion sputter source
JP3051404B1 (ja) 1999-05-19 2000-06-12 川崎重工業株式会社 タペット
JP2000339083A (ja) 1999-05-28 2000-12-08 Sanyo Electric Co Ltd 入力装置
RU2153782C1 (ru) 1999-06-02 2000-07-27 Закрытое акционерное общество "Патинор Коутингс Лимитед" Импульсный источник углеродной плазмы
GB9913438D0 (en) 1999-06-09 1999-08-11 Imperial College A rotary pump
MY123377A (en) * 1999-07-05 2006-05-31 Honda Motor Co Ltd Sliding members and piston for internal combustion engines
EP2000560B1 (en) 1999-07-08 2013-10-02 Sumitomo Electric Industries, Ltd Hard coating and coated member
US6626949B1 (en) 1999-07-14 2003-09-30 Biopro, Inc. Diamond coated joint implant
US6333298B1 (en) * 1999-07-16 2001-12-25 Infineum International Limited Molybdenum-free low volatility lubricating oil composition
US6368676B1 (en) 1999-07-20 2002-04-09 Diversified Technologies, Inc. Method of coating an article
US6083313A (en) 1999-07-27 2000-07-04 Advanced Refractory Technologies, Inc. Hardcoats for flat panel display substrates
US6482778B2 (en) 1999-08-11 2002-11-19 Ethyl Corporation Zinc and phosphorus containing transmission fluids having enhanced performance capabilities
US6173913B1 (en) * 1999-08-25 2001-01-16 Caterpillar Inc. Ceramic check for a fuel injector
US6205291B1 (en) * 1999-08-25 2001-03-20 A. O. Smith Corporation Scale-inhibiting heating element and method of making same
JP3748349B2 (ja) 1999-08-26 2006-02-22 富士写真フイルム株式会社 平版印刷版用原版
JP2001064005A (ja) 1999-08-27 2001-03-13 Sumitomo Electric Ind Ltd 被覆摺動部材およびその製造方法
JP2001062605A (ja) 1999-08-30 2001-03-13 Sumitomo Electric Ind Ltd 非晶質カーボン被覆工具
JP3664058B2 (ja) 1999-09-07 2005-06-22 日産自動車株式会社 トラクションドライブ用転動体およびその製造方法
JP2001093141A (ja) 1999-09-20 2001-04-06 Fujitsu Ltd 磁気記録媒体の製造方法
TW467802B (en) * 1999-10-12 2001-12-11 Hunatech Co Ltd Conditioner for polishing pad and method for manufacturing the same
KR100467112B1 (ko) 1999-10-29 2005-01-24 닛폰 피스톤 린구 가부시키가이샤 내연기관의 실린더 라이너와 피스톤 링의 조합
US6733513B2 (en) 1999-11-04 2004-05-11 Advanced Bioprosthetic Surfaces, Ltd. Balloon catheter having metal balloon and method of making same
US6761736B1 (en) 1999-11-10 2004-07-13 St. Jude Medical, Inc. Medical article with a diamond-like carbon coated polymer
US6537310B1 (en) * 1999-11-19 2003-03-25 Advanced Bio Prosthetic Surfaces, Ltd. Endoluminal implantable devices and method of making same
US6684759B1 (en) * 1999-11-19 2004-02-03 Vladimir Gorokhovsky Temperature regulator for a substrate in vapor deposition processes
US6849085B2 (en) * 1999-11-19 2005-02-01 Advanced Bio Prosthetic Surfaces, Ltd. Self-supporting laminated films, structural materials and medical devices manufactured therefrom and method of making same
US6379383B1 (en) 1999-11-19 2002-04-30 Advanced Bio Prosthetic Surfaces, Ltd. Endoluminal device exhibiting improved endothelialization and method of manufacture thereof
US6386468B1 (en) 1999-11-29 2002-05-14 Ceramoptec Industries, Inc. Mechano-chemical flourination: improved method of fullerene fluorination
WO2001040537A1 (en) 1999-11-30 2001-06-07 The Regents Of The University Of California Method for producing fluorinated diamond-like carbon films
TW490703B (en) 1999-12-13 2002-06-11 Axcelis Tech Inc Diamond-like coated component in an ion implanter for reduced x-ray emissions
JP4359979B2 (ja) 1999-12-16 2009-11-11 住友電気工業株式会社 被覆摺動部材
US6471979B2 (en) 1999-12-29 2002-10-29 Estrogen Vascular Technology, Llc Apparatus and method for delivering compounds to a living organism
US6715693B1 (en) 2000-02-15 2004-04-06 Caterpillar Inc Thin film coating for fuel injector components
US6882094B2 (en) 2000-02-16 2005-04-19 Fullerene International Corporation Diamond/diamond-like carbon coated nanotube structures for efficient electron field emission
WO2001062372A1 (en) 2000-02-23 2001-08-30 Schlom, Leslie A heat exchanger for cooling and for a pre-cooler for turbine intake air conditioning
JP4560964B2 (ja) 2000-02-25 2010-10-13 住友電気工業株式会社 非晶質炭素被覆部材
US6684513B1 (en) * 2000-02-29 2004-02-03 The Gillette Company Razor blade technology
US6316734B1 (en) 2000-03-07 2001-11-13 3M Innovative Properties Company Flexible circuits with static discharge protection and process for manufacture
US6695865B2 (en) * 2000-03-20 2004-02-24 Advanced Bio Prosthetic Surfaces, Ltd. Embolic protection device
JP4730753B2 (ja) 2000-03-23 2011-07-20 株式会社神戸製鋼所 ダイヤモンドライクカーボン硬質多層膜および耐摩耗性、耐摺動性に優れた部材
JP3630297B2 (ja) * 2000-03-23 2005-03-16 日産自動車株式会社 自動車用トロイダル式無段変速機
US6439845B1 (en) 2000-03-23 2002-08-27 Kidney Replacement Services, P.C. Blood pump
JP2001271741A (ja) * 2000-03-24 2001-10-05 Taiho Kogyo Co Ltd 斜板式コンプレッサのシュー及び斜板式コンプレッサー
US6399215B1 (en) 2000-03-28 2002-06-04 The Regents Of The University Of California Ultrafine-grained titanium for medical implants
JP2001280236A (ja) 2000-03-29 2001-10-10 Taiho Kogyo Co Ltd 斜板式コンプレッサの斜板及び斜板式コンプレッサー
DE10018143C5 (de) 2000-04-12 2012-09-06 Oerlikon Trading Ag, Trübbach DLC-Schichtsystem sowie Verfahren und Vorrichtung zur Herstellung eines derartigen Schichtsystems
JP2001295576A (ja) 2000-04-12 2001-10-26 Japan National Oil Corp ビット装置
CN1292402C (zh) 2000-04-14 2006-12-27 西加特技术有限责任公司 适用于磁性材料的超薄型保护涂层
JP4007440B2 (ja) * 2000-04-28 2007-11-14 三宅 正二郎 硬質炭素皮膜摺動部材
US6592519B1 (en) 2000-04-28 2003-07-15 Medtronic, Inc. Smart microfluidic device with universal coating
US6919001B2 (en) 2000-05-01 2005-07-19 Intevac, Inc. Disk coating system
US6753042B1 (en) 2000-05-02 2004-06-22 Itac Limited Diamond-like carbon thin film coating process
GB0011115D0 (en) 2000-05-09 2000-06-28 Infineum Int Ltd Lubricating oil compositions
US6914919B2 (en) * 2000-06-19 2005-07-05 Cymer, Inc. Six to ten KHz, or greater gas discharge laser system
US6324060B1 (en) 2000-08-15 2001-11-27 Hul Chun Hsu Heat transfer interface
IL144688A0 (en) 2000-09-01 2002-06-30 Premark Rwp Holdings Inc Polishing of press plates coated with titanium diboride
DE10139123A1 (de) 2000-09-06 2002-03-14 Luk Lamellen & Kupplungsbau Laschenkette
DE60140617D1 (de) 2000-09-20 2010-01-07 Camco Int Uk Ltd Polykristalliner diamant mit einer an katalysatormaterial abgereicherten oberfläche
EP1190791B1 (en) 2000-09-20 2010-06-23 Camco International (UK) Limited Polycrystalline diamond cutters with working surfaces having varied wear resistance while maintaining impact strength
US6592985B2 (en) * 2000-09-20 2003-07-15 Camco International (Uk) Limited Polycrystalline diamond partially depleted of catalyzing material
DE10046956C2 (de) 2000-09-21 2002-07-25 Federal Mogul Burscheid Gmbh Thermisch aufgetragene Beschichtung für Kolbenringe aus mechanisch legierten Pulvern
US7147943B2 (en) * 2000-09-28 2006-12-12 Hitachi Global Storage Technologies Japan, Ltd. Magnetic recording medium, the manufacturing method and magnetic recording apparatus using the same
DE10061397B4 (de) 2000-09-29 2004-04-08 Desch Antriebstechnik Gmbh & Co. Kg Planetengetriebe und Planetenlager sowie deren Bauteile
US6821189B1 (en) 2000-10-13 2004-11-23 3M Innovative Properties Company Abrasive article comprising a structured diamond-like carbon coating and method of using same to mechanically treat a substrate
US20020051286A1 (en) * 2000-10-27 2002-05-02 Honeywell, Inc. Wavlength specific coating for mirrored optics and method for reducing reflection of white light
US6871700B2 (en) * 2000-11-17 2005-03-29 G & H Technologies Llc Thermal flux regulator
US6739238B2 (en) 2000-11-20 2004-05-25 Nissan Motor Co., Ltd. Sliding structure for a reciprocating internal combustion engine and a reciprocating internal combustion engine using the sliding structure
JP4948725B2 (ja) 2000-12-05 2012-06-06 三星ダイヤモンド工業株式会社 チップホルダー
DE60132754T2 (de) 2000-12-20 2009-03-05 Fujifilm Corporation Lithographischer Druckplattenvorläufer
US6537429B2 (en) * 2000-12-29 2003-03-25 Lam Research Corporation Diamond coatings on reactor wall and method of manufacturing thereof
US6729527B2 (en) 2001-01-30 2004-05-04 Kulicke & Soffa Investments, Inc. Bonding tool with polymer coating
WO2002062113A1 (fr) * 2001-02-01 2002-08-08 Zakrytoe Aktsionernoe Obschestvo 'patinor Coatings Limited' Source d'impulsions du plasma de carbone
JP3712052B2 (ja) 2001-02-09 2005-11-02 日産自動車株式会社 低摩擦摺動部材
US20020151441A1 (en) 2001-02-14 2002-10-17 Sanjay Srinivasan Automatic transmission fluids with improved anti-shudder properties
JP2002265968A (ja) 2001-03-14 2002-09-18 Mitsuhiko Iino 潤滑剤組成物
DE10112132A1 (de) * 2001-03-14 2002-09-19 Bayerische Motoren Werke Ag Zylinderkurbelgehäuse für eine flüssigkeitsgekühlte Brennkraftmaschine
US6761532B2 (en) 2001-03-14 2004-07-13 Vascor, Inc. Touch down of blood pump impellers
US20020130219A1 (en) 2001-03-19 2002-09-19 Parseghian Van R. System for restraining aircraft delivery carts
US20040133301A1 (en) 2002-07-09 2004-07-08 Signature Control Systems Process and apparatus for improving and controlling the vulcanization of natural and synthetic rubber compounds
US6855791B2 (en) 2002-07-09 2005-02-15 Signature Control Systems Process and apparatus for improving and controlling the vulcanization of natural and synthetic rubber compounds
JP3292199B2 (ja) 2001-03-22 2002-06-17 住友電気工業株式会社 ゴム用金型、ゴム用金型の製造方法およびゴムの成形方法
US20020175476A1 (en) 2001-03-30 2002-11-28 Nippon Piston Ring Co., Ltd. Piston ring, and combined structure of piston ring and ring groove of piston
JP2003113941A (ja) 2001-03-30 2003-04-18 Nippon Piston Ring Co Ltd ピストンリング及びピストンリングとピストンのリング溝との組み合わせ構造
JP3587379B2 (ja) 2001-04-17 2004-11-10 日産自動車株式会社 自動車エンジン動弁系シム及びリフター、並びにこれらとカムシャフトとの組合せ
JP4578716B2 (ja) * 2001-05-08 2010-11-10 株式会社デンソー ガソリン潤滑摺動部材
US6729350B2 (en) 2001-05-25 2004-05-04 Upchurch Scientific, Inc. Valve for use with capillary tubing
NL1018190C2 (nl) 2001-05-31 2002-12-03 Skf Ab Koelmiddel gesmeerd wentellager.
US6962751B2 (en) * 2001-06-13 2005-11-08 Sumitomo Electric Industries, Ltd. Amorphous carbon coated tools and method of producing the same
JP2003013799A (ja) 2001-06-27 2003-01-15 Honda Motor Co Ltd アルミ合金製内燃機関用ピストン及びその製造方法
JP2003013163A (ja) 2001-07-03 2003-01-15 Toyota Motor Corp 粉末アルミニウム合金製摺動部材及びシリンダとピストンリングの組み合わせ
JP4749613B2 (ja) 2001-07-12 2011-08-17 Jx日鉱日石エネルギー株式会社 内燃機関用潤滑油組成物
JP2003025117A (ja) 2001-07-17 2003-01-29 Nachi Fujikoshi Corp ダイヤモンド被覆切削工具
JP2003028174A (ja) 2001-07-18 2003-01-29 Nsk Ltd 転がり軸受
US6701627B2 (en) 2001-07-26 2004-03-09 American Saw & Mfg. Company, Inc. Composite utility knife blade
US7712222B2 (en) 2001-07-26 2010-05-11 Irwin Industrial Tool Company Composite utility blade, and method of making such a blade
US6666328B2 (en) 2001-08-07 2003-12-23 Stapell/Guider Corporation Long wear conveyor assembly
JP4701568B2 (ja) 2001-09-14 2011-06-15 住友電気工業株式会社 金属成形機用被覆部材
DE60239710D1 (de) 2001-09-27 2011-05-19 Toyota Chuo Kenkyusho Kk Gleitelement mit hohem reibungskoeffizienten
JP2003113913A (ja) 2001-10-02 2003-04-18 Tsubakimoto Chain Co 伝動チェーン用可動レバー
JP2003147508A (ja) 2001-11-07 2003-05-21 Sumitomo Electric Ind Ltd 炭素膜、炭素膜の成膜方法、および炭素膜被覆部材
JP2004036788A (ja) 2002-07-04 2004-02-05 Nsk Ltd 転動装置及び転動装置用セパレータ
US6875492B1 (en) * 2001-11-15 2005-04-05 Maxtor Corporation Carbon overcoat for magnetic recording medium
DE10158683A1 (de) * 2001-11-23 2003-06-05 Tea Gmbh Funktionsflüssigkeit zum Kühlen und Schmieren
JP2003184883A (ja) 2001-12-20 2003-07-03 Nissan Motor Co Ltd 軸受摺動部材
JP3844206B2 (ja) * 2001-12-27 2006-11-08 大同メタル工業株式会社 摺動部材
JP2003214444A (ja) * 2002-01-22 2003-07-30 Nsk Ltd 転がり摺動部材および転動装置
JP3555891B2 (ja) * 2002-02-22 2004-08-18 新日本石油株式会社 低摩擦摺動材料及びこれに用いる潤滑油組成物
US7246699B2 (en) * 2002-03-08 2007-07-24 Frost Links, Inc. Conveyor chain
CA2477686C (en) 2002-03-08 2012-05-29 Frost Links, Inc. Conveyor chain
JP2003269549A (ja) 2002-03-19 2003-09-25 Tsubakimoto Chain Co 耐摩耗性チェーン
JP2004003435A (ja) 2002-04-23 2004-01-08 Denso Corp 内燃機関用燃料噴射弁およびその製造方法
US20040011900A1 (en) * 2002-05-22 2004-01-22 Jens Gebhardt Fuel injector assembly
US20030234371A1 (en) 2002-06-19 2003-12-25 Ziegler Byron J. Device for generating reactive ions
JP2004033513A (ja) 2002-07-04 2004-02-05 Mizuno Corp ウッドゴルフクラブヘッド
US7422370B2 (en) * 2002-08-06 2008-09-09 Seagate Technology Llc Hydraulic compensation for magnetically biased fluid dynamic bearing motor
US6780177B2 (en) 2002-08-27 2004-08-24 Board Of Trustees Of The University Of Arkansas Conductive interstitial thermal therapy device
AU2003272378A1 (en) 2002-09-12 2004-04-30 X-Cell Medical, Inc. Apparatus and method for delivering compounds to a living organism
US20040063805A1 (en) 2002-09-19 2004-04-01 Pacetti Stephen D. Coatings for implantable medical devices and methods for fabrication thereof
US7571774B2 (en) 2002-09-20 2009-08-11 Eventure Global Technology Self-lubricating expansion mandrel for expandable tubular
JP4063026B2 (ja) 2002-09-24 2008-03-19 日産自動車株式会社 内燃機関の制御装置
WO2004029422A1 (ja) 2002-09-27 2004-04-08 Nissan Motor Co., Ltd. 自動車エンジン動弁系シム及びリフター、並びにこれらとカムシャフトとの組合せ
US6745742B2 (en) 2002-10-07 2004-06-08 Siegfried Meyer Connecting rod structure
CA2502095A1 (en) 2002-10-12 2004-04-29 Intellimats, Llc. Floor display system with variable image orientation
JP2004138128A (ja) 2002-10-16 2004-05-13 Nissan Motor Co Ltd 自動車エンジン用摺動部材
GB0224779D0 (en) 2002-10-24 2002-12-04 Barnes Charles F J Information storage system
JP3594190B2 (ja) 2002-11-06 2004-11-24 新日本石油株式会社 低摩擦摺動材料及びこれに用いる潤滑油組成物
US6969198B2 (en) 2002-11-06 2005-11-29 Nissan Motor Co., Ltd. Low-friction sliding mechanism
WO2004043631A1 (en) 2002-11-07 2004-05-27 Honeywell International Inc. Die cast sputter targets
AU2003300805A1 (en) 2002-11-26 2004-06-18 Frost Inc. Journal bearing for trolley wheel
JP2004332915A (ja) 2002-12-12 2004-11-25 Nissan Motor Co Ltd ころ軸受
US20040146262A1 (en) 2003-01-23 2004-07-29 3M Innovative Properties Company Frozen-fluid fiber guide
US7387081B2 (en) 2003-01-23 2008-06-17 3M Innovative Properties Company Plasma reactor including helical electrodes
US7299749B2 (en) 2003-02-10 2007-11-27 Fujifilm Corporation Lithographic printing plate support and production method thereof
GB0303158D0 (en) 2003-02-12 2003-03-19 Scion Sprays Ltd An electrostatic atomiser
CN1777492A (zh) 2003-03-05 2006-05-24 欧文工业用具公司 复合实用刀片以及制造这种刀片的方法
US20040186585A1 (en) 2003-03-21 2004-09-23 Lawrence Feiwell Sphere-on-sphere ankle prosthesis
JP3891433B2 (ja) * 2003-04-15 2007-03-14 日産自動車株式会社 燃料噴射弁
US7327535B2 (en) 2003-05-08 2008-02-05 Sae Magnetics (H.K.) Ltd. Hybrid coating for magnetic heads
US20040222594A1 (en) 2003-05-08 2004-11-11 Dresser-Rand Company Oil film sealing device for a rotating shaft
EP1479946B1 (en) * 2003-05-23 2012-12-19 Nissan Motor Co., Ltd. Piston for internal combustion engine
EP1482190B1 (en) 2003-05-27 2012-12-05 Nissan Motor Company Limited Rolling element
US20040241019A1 (en) 2003-05-28 2004-12-02 Michael Goldowsky Passive non-contacting smart bearing suspension for turbo blood-pumps
JP2005008851A (ja) 2003-05-29 2005-01-13 Nissan Motor Co Ltd 硬質炭素薄膜付き機械加工工具用切削油及び硬質炭素薄膜付き機械加工工具
JP2004360649A (ja) * 2003-06-06 2004-12-24 Nissan Motor Co Ltd エンジン用ピストンピン
US20050001201A1 (en) * 2003-07-03 2005-01-06 Bocko Peter L. Glass product for use in ultra-thin glass display applications
EP1498597A1 (en) 2003-07-17 2005-01-19 Sorevi S.A. Piston with a skirt having a low coefficient of friction
DE602004004150T2 (de) 2003-07-25 2007-10-11 Nv Bekaert Sa Substrat mit zwischenüberzug und hartem kohlenstoffüberzug
US7144403B2 (en) 2003-07-29 2006-12-05 Alcon, Inc. Surgical knife
JP4863152B2 (ja) * 2003-07-31 2012-01-25 日産自動車株式会社 歯車
WO2005014760A1 (ja) 2003-08-06 2005-02-17 Nippon Oil Corporation Dlc接触面を有するシステム、該システムの潤滑方法及び該システム用潤滑油
JP4824406B2 (ja) 2003-08-06 2011-11-30 Jx日鉱日石エネルギー株式会社 Dlc接触面を有するシステム、該システムの潤滑方法及び該システム用潤滑油
KR101003865B1 (ko) 2003-08-06 2010-12-30 닛산 지도우샤 가부시키가이샤 저마찰 접동 기구, 저마찰제 조성물 및 마찰 감소 방법
JP4973971B2 (ja) 2003-08-08 2012-07-11 日産自動車株式会社 摺動部材
JP2005054617A (ja) * 2003-08-08 2005-03-03 Nissan Motor Co Ltd 動弁機構
JP2005090489A (ja) 2003-08-11 2005-04-07 Nissan Motor Co Ltd 内燃機関用バルブリフター
EP1507070B1 (en) 2003-08-11 2007-11-21 Nissan Motor Co., Ltd. Fuel lubricated sliding mechanism
DE602004008547T2 (de) * 2003-08-13 2008-05-21 Nissan Motor Co., Ltd., Yokohama Struktur zur Verbindung von einem Kolben mit einer Kurbelwelle
JP4117553B2 (ja) * 2003-08-13 2008-07-16 日産自動車株式会社 チェーン駆動装置
DE10337559A1 (de) 2003-08-14 2005-03-10 Stankiewicz Gmbh Formwerkzeug zur Herstellung von Formschaumkörpern
JP4539205B2 (ja) 2003-08-21 2010-09-08 日産自動車株式会社 冷媒圧縮機
US7771821B2 (en) * 2003-08-21 2010-08-10 Nissan Motor Co., Ltd. Low-friction sliding member and low-friction sliding mechanism using same
EP1508611B1 (en) 2003-08-22 2019-04-17 Nissan Motor Co., Ltd. Transmission comprising low-friction sliding members and transmission oil therefor
JP4221500B2 (ja) 2003-08-28 2009-02-12 独立行政法人産業技術総合研究所 ハードディスクの磁気ディスク及びヘッド並びにその製造方法
AU2003304468A1 (en) 2003-09-02 2005-04-06 Magnitskii, Sergei Multilayer reflective information carrier and method for manufacturing thereof
WO2005021851A1 (en) 2003-09-03 2005-03-10 Nv Bekaert Sa Coated rapier
ITTO20030135U1 (it) 2003-09-04 2005-03-05 Lgl Electronics Spa Dispositivo di frenatura auto-regolante per alimentatori di trama a telai di tessitura
WO2005034791A1 (en) 2003-10-09 2005-04-21 Farzad Shaygan A drill bit with a moissanite (silicon carbide) cutting element
WO2005037985A2 (en) 2003-10-10 2005-04-28 Cellular Bioengineering, Inc. Composition and methods for cell culturing and tissue culture platforms
CA2542041C (en) 2003-10-10 2014-12-09 Cellular Bioengineering, Inc. Methods and compositions for growing corneal endothelial and related cells on biopolymers and creation of artifical corneal transplants
WO2005042064A1 (en) 2003-10-31 2005-05-12 Ventracor Limited Improved blood pump comprising polymeric components
EP1697659A1 (en) 2003-11-10 2006-09-06 The Timken Company Differential with thin film coating at cross shaft and processes for manufacturing the same
JP2006152428A (ja) 2004-11-01 2006-06-15 Nissan Motor Co Ltd 硬質炭素被膜摺動部材
JP2006194281A (ja) 2005-01-11 2006-07-27 Nissan Motor Co Ltd 低摩擦摺動機構
JP4293370B2 (ja) 2005-02-02 2009-07-08 株式会社リケン バルブリフター
US9023771B2 (en) 2006-01-31 2015-05-05 Nissan Motor Co., Ltd. Nanoparticle-containing lubricating oil compositions

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN104955984B (zh) * 2013-01-28 2018-06-12 日产自动车株式会社 滑动构件和其制造方法
CN107923533A (zh) * 2015-08-10 2018-04-17 日本Itf株式会社 活塞环及其制造方法
CN109595453A (zh) * 2017-10-03 2019-04-09 丰田自动车株式会社 滑动系统
CN110894605A (zh) * 2018-12-21 2020-03-20 纳峰真空镀膜(上海)有限公司 耐腐蚀碳基涂层

Also Published As

Publication number Publication date
EP1505322A1 (en) 2005-02-09
US20050100701A1 (en) 2005-05-12
EP1505322B1 (en) 2008-10-08
EP1990564B1 (en) 2009-12-16
JP2005089735A (ja) 2005-04-07
JP4973971B2 (ja) 2012-07-11
US8575076B2 (en) 2013-11-05
DE602004016923D1 (de) 2008-11-20
US20090054277A1 (en) 2009-02-26
CN100344890C (zh) 2007-10-24
US7458585B2 (en) 2008-12-02
DE602004024728D1 (de) 2010-01-28
EP1990564A1 (en) 2008-11-12

Similar Documents

Publication Publication Date Title
CN100344890C (zh) 滑动件及其生产方法
CN1325822C (zh) 内燃机用活塞
CN1580502A (zh) 内燃机的阀机构
CN1327141C (zh) 连接活塞和曲轴的部件
CN1318780C (zh) 链条传动系统
CN1573143A (zh) 滚动元件
JP5058331B2 (ja) 低摩擦摺動部材
JP3555891B2 (ja) 低摩擦摺動材料及びこれに用いる潤滑油組成物
CN1573064A (zh) 发动机活塞销滑动结构
DE60317026T2 (de) Gleitmechanismus mit geringer Reibung
CN1584329A (zh) 致冷压缩机及其摩擦控制方法
CN1580503A (zh) 内燃机的阀门挺杆
CN1538054A (zh) 燃料喷射阀
JP3965694B2 (ja) 低摩擦摺動カム・フォロワの組合せ及びこれに用いる潤滑油組成物
JP4212954B2 (ja) 硬質炭素被膜摺動部材
JP2006144100A (ja) 自動車エンジン用摺動部材
JP4915891B2 (ja) 低摩擦摺動部材
CN1975214A (zh) 滑动件及其生产方法
JP2005002888A (ja) 自動車エンジン用ピストンリング及びこれに用いる潤滑油組成物
JP2005069249A (ja) ピストンとクランクシャフトの連結構造
JP2005048801A (ja) 密封装置
JP2005069008A (ja) 内燃機関のシリンダとピストンの組合せ
JP2005003094A (ja) 自動車用エンジン
JP2005090738A (ja) 転がり軸受
JP4163065B2 (ja) 転造加工方法

Legal Events

Date Code Title Description
C06 Publication
PB01 Publication
C10 Entry into substantive examination
SE01 Entry into force of request for substantive examination
C14 Grant of patent or utility model
GR01 Patent grant