DE3476980D1 - Oriented polyethylene film and method of manufacture - Google Patents

Oriented polyethylene film and method of manufacture

Info

Publication number
DE3476980D1
DE3476980D1 DE8484301892T DE3476980T DE3476980D1 DE 3476980 D1 DE3476980 D1 DE 3476980D1 DE 8484301892 T DE8484301892 T DE 8484301892T DE 3476980 T DE3476980 T DE 3476980T DE 3476980 D1 DE3476980 D1 DE 3476980D1
Authority
DE
Germany
Prior art keywords
manufacture
polyethylene film
oriented polyethylene
oriented
film
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.)
Expired
Application number
DE8484301892T
Other languages
English (en)
Inventor
Yasushi Itaba
Keichiro Saito
Jyoichi Tabuchi
Masao Yoshizawa
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.)
Tonen General Sekiyu KK
Original Assignee
Toa Nenryo Kogyyo KK
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
Priority claimed from JP4710883A external-priority patent/JPS59174322A/ja
Priority claimed from JP4710783A external-priority patent/JPH0247334B2/ja
Application filed by Toa Nenryo Kogyyo KK filed Critical Toa Nenryo Kogyyo KK
Application granted granted Critical
Publication of DE3476980D1 publication Critical patent/DE3476980D1/de
Expired legal-status Critical Current

Links

Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B32—LAYERED PRODUCTS
    • B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
    • B32B27/00—Layered products comprising a layer of synthetic resin
    • B32B27/32—Layered products comprising a layer of synthetic resin comprising polyolefins
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
    • B29C71/00—After-treatment of articles without altering their shape; Apparatus therefor
    • B29C71/04—After-treatment of articles without altering their shape; Apparatus therefor by wave energy or particle radiation, e.g. for curing or vulcanising preformed articles
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B32—LAYERED PRODUCTS
    • B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
    • B32B27/00—Layered products comprising a layer of synthetic resin
    • B32B27/06—Layered products comprising a layer of synthetic resin as the main or only constituent of a layer, which is next to another layer of the same or of a different material
    • B32B27/08—Layered products comprising a layer of synthetic resin as the main or only constituent of a layer, which is next to another layer of the same or of a different material of synthetic resin
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B32—LAYERED PRODUCTS
    • B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
    • B32B27/00—Layered products comprising a layer of synthetic resin
    • B32B27/32—Layered products comprising a layer of synthetic resin comprising polyolefins
    • B32B27/322—Layered products comprising a layer of synthetic resin comprising polyolefins comprising halogenated polyolefins, e.g. PTFE
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B32—LAYERED PRODUCTS
    • B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
    • B32B38/00—Ancillary operations in connection with laminating processes
    • B32B38/0008—Electrical discharge treatment, e.g. corona, plasma treatment; wave energy or particle radiation
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B32—LAYERED PRODUCTS
    • B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
    • B32B38/00—Ancillary operations in connection with laminating processes
    • B32B38/0012—Mechanical treatment, e.g. roughening, deforming, stretching
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B32—LAYERED PRODUCTS
    • B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
    • B32B7/00—Layered products characterised by the relation between layers; Layered products characterised by the relative orientation of features between layers, or by the relative values of a measurable parameter between layers, i.e. products comprising layers having different physical, chemical or physicochemical properties; Layered products characterised by the interconnection of layers
    • B32B7/02—Physical, chemical or physicochemical properties
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29K—INDEXING SCHEME ASSOCIATED WITH SUBCLASSES B29B, B29C OR B29D, RELATING TO MOULDING MATERIALS OR TO MATERIALS FOR MOULDS, REINFORCEMENTS, FILLERS OR PREFORMED PARTS, e.g. INSERTS
    • B29K2023/00—Use of polyalkenes or derivatives thereof as moulding material
    • B29K2023/04—Polymers of ethylene
    • B29K2023/06—PE, i.e. polyethylene
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29K—INDEXING SCHEME ASSOCIATED WITH SUBCLASSES B29B, B29C OR B29D, RELATING TO MOULDING MATERIALS OR TO MATERIALS FOR MOULDS, REINFORCEMENTS, FILLERS OR PREFORMED PARTS, e.g. INSERTS
    • B29K2023/00—Use of polyalkenes or derivatives thereof as moulding material
    • B29K2023/04—Polymers of ethylene
    • B29K2023/06—PE, i.e. polyethylene
    • B29K2023/0608—PE, i.e. polyethylene characterised by its density
    • B29K2023/0641—MDPE, i.e. medium density polyethylene
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29K—INDEXING SCHEME ASSOCIATED WITH SUBCLASSES B29B, B29C OR B29D, RELATING TO MOULDING MATERIALS OR TO MATERIALS FOR MOULDS, REINFORCEMENTS, FILLERS OR PREFORMED PARTS, e.g. INSERTS
    • B29K2105/00—Condition, form or state of moulded material or of the material to be shaped
    • B29K2105/24—Condition, form or state of moulded material or of the material to be shaped crosslinked or vulcanised
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29K—INDEXING SCHEME ASSOCIATED WITH SUBCLASSES B29B, B29C OR B29D, RELATING TO MOULDING MATERIALS OR TO MATERIALS FOR MOULDS, REINFORCEMENTS, FILLERS OR PREFORMED PARTS, e.g. INSERTS
    • B29K2995/00—Properties of moulding materials, reinforcements, fillers, preformed parts or moulds
    • B29K2995/0018—Properties of moulding materials, reinforcements, fillers, preformed parts or moulds having particular optical properties, e.g. fluorescent or phosphorescent
    • B29K2995/0026—Transparent
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29K—INDEXING SCHEME ASSOCIATED WITH SUBCLASSES B29B, B29C OR B29D, RELATING TO MOULDING MATERIALS OR TO MATERIALS FOR MOULDS, REINFORCEMENTS, FILLERS OR PREFORMED PARTS, e.g. INSERTS
    • B29K2995/00—Properties of moulding materials, reinforcements, fillers, preformed parts or moulds
    • B29K2995/0037—Other properties
    • B29K2995/005—Oriented
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29K—INDEXING SCHEME ASSOCIATED WITH SUBCLASSES B29B, B29C OR B29D, RELATING TO MOULDING MATERIALS OR TO MATERIALS FOR MOULDS, REINFORCEMENTS, FILLERS OR PREFORMED PARTS, e.g. INSERTS
    • B29K2995/00—Properties of moulding materials, reinforcements, fillers, preformed parts or moulds
    • B29K2995/0037—Other properties
    • B29K2995/0063—Density
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29L—INDEXING SCHEME ASSOCIATED WITH SUBCLASS B29C, RELATING TO PARTICULAR ARTICLES
    • B29L2007/00—Flat articles, e.g. films or sheets
    • B29L2007/008—Wide strips, e.g. films, webs
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B32—LAYERED PRODUCTS
    • B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
    • B32B38/00—Ancillary operations in connection with laminating processes
    • B32B38/0012—Mechanical treatment, e.g. roughening, deforming, stretching
    • B32B2038/0028—Stretching, elongating
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B32—LAYERED PRODUCTS
    • B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
    • B32B38/00—Ancillary operations in connection with laminating processes
    • B32B2038/0052—Other operations not otherwise provided for
    • B32B2038/0076—Curing, vulcanising, cross-linking
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B32—LAYERED PRODUCTS
    • B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
    • B32B2307/00—Properties of the layers or laminate
    • B32B2307/40—Properties of the layers or laminate having particular optical properties
    • B32B2307/412—Transparent
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B32—LAYERED PRODUCTS
    • B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
    • B32B2307/00—Properties of the layers or laminate
    • B32B2307/50—Properties of the layers or laminate having particular mechanical properties
    • B32B2307/514—Oriented
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B32—LAYERED PRODUCTS
    • B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
    • B32B2309/00—Parameters for the laminating or treatment process; Apparatus details
    • B32B2309/08—Dimensions, e.g. volume
    • B32B2309/10—Dimensions, e.g. volume linear, e.g. length, distance, width
    • B32B2309/105—Thickness
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B32—LAYERED PRODUCTS
    • B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
    • B32B2323/00—Polyalkenes
    • B32B2323/04—Polyethylene
    • B32B2323/043—HDPE, i.e. high density polyethylene
    • Y—GENERAL 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
    • Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10S—TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10S428/00—Stock material or miscellaneous articles
    • Y10S428/91—Product with molecular orientation
    • Y—GENERAL 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
    • Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
    • Y10T428/00—Stock material or miscellaneous articles
    • Y10T428/24—Structurally defined web or sheet [e.g., overall dimension, etc.]
    • Y10T428/24942—Structurally defined web or sheet [e.g., overall dimension, etc.] including components having same physical characteristic in differing degree
    • Y—GENERAL 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
    • Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
    • Y10T428/00—Stock material or miscellaneous articles
    • Y10T428/24—Structurally defined web or sheet [e.g., overall dimension, etc.]
    • Y10T428/24942—Structurally defined web or sheet [e.g., overall dimension, etc.] including components having same physical characteristic in differing degree
    • Y10T428/2495—Thickness [relative or absolute]
    • Y—GENERAL 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
    • Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
    • Y10T428/00—Stock material or miscellaneous articles
    • Y10T428/24—Structurally defined web or sheet [e.g., overall dimension, etc.]
    • Y10T428/24942—Structurally defined web or sheet [e.g., overall dimension, etc.] including components having same physical characteristic in differing degree
    • Y10T428/2495—Thickness [relative or absolute]
    • Y10T428/24967—Absolute thicknesses specified
    • Y—GENERAL 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
    • Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
    • Y10T428/00—Stock material or miscellaneous articles
    • Y10T428/26—Web or sheet containing structurally defined element or component, the element or component having a specified physical dimension
    • Y10T428/261—In terms of molecular thickness or light wave length
    • Y—GENERAL 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
    • Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
    • Y10T428/00—Stock material or miscellaneous articles
    • Y10T428/31504—Composite [nonstructural laminate]
    • Y10T428/31855—Of addition polymer from unsaturated monomers
    • Y10T428/31909—Next to second addition polymer from unsaturated monomers
    • Y10T428/31913—Monoolefin polymer
DE8484301892T 1983-03-23 1984-03-20 Oriented polyethylene film and method of manufacture Expired DE3476980D1 (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
JP4710883A JPS59174322A (ja) 1983-03-23 1983-03-23 延伸ポリエチレンフイルムの製造方法
JP4710783A JPH0247334B2 (ja) 1983-03-23 1983-03-23 Enshinhoriechirenfuirumu

Publications (1)

Publication Number Publication Date
DE3476980D1 true DE3476980D1 (en) 1989-04-13

Family

ID=26387258

Family Applications (1)

Application Number Title Priority Date Filing Date
DE8484301892T Expired DE3476980D1 (en) 1983-03-23 1984-03-20 Oriented polyethylene film and method of manufacture

Country Status (4)

Country Link
US (2) US4590020A (de)
EP (1) EP0120672B1 (de)
CA (1) CA1224616A (de)
DE (1) DE3476980D1 (de)

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* Cited by examiner, † Cited by third party
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JPS60154034A (ja) * 1984-01-23 1985-08-13 Toa Nenryo Kogyo Kk ポリエチレン延伸フイルム
US4863768A (en) * 1986-06-19 1989-09-05 Asahi Kasei Kogyo Kabushiki Kaisha Heat shrinkable cylindrical laminated film
JPS6467326A (en) * 1987-09-09 1989-03-14 Toa Nenryo Kogyo Kk Manufacture of crosslinking oriented polyethylene film
US5006378A (en) * 1987-11-13 1991-04-09 Toa Neryo Kogyo Kabushiki Kaisha Polyethylene composite film
KR910004935B1 (ko) * 1987-11-30 1991-07-18 토아 넨료 코교 카부시키카이샤 배향 폴리에틸렌 필름
US5145728A (en) * 1987-11-30 1992-09-08 Toa Nenryo Kogyo Kabushiki Kaisha Oriented polyethylene film
DE68922519T2 (de) * 1988-03-18 1995-09-21 Kendall & Co Warmschrumpfende Umhüllung.
US4855187A (en) * 1988-05-06 1989-08-08 Mobil Oil Corporation Low coefficient of friction biaxially oriented film
EP0358445A3 (de) * 1988-09-07 1990-11-14 Tonen Sekiyukagaku K.K. Mehrschichtfolie aus Polyäthylen und Etikett
JPH0272933A (ja) * 1988-09-08 1990-03-13 Tonen Sekiyukagaku Kk ポリエチレン延伸フイルム及びその製造方法
JPH02134246A (ja) * 1988-11-15 1990-05-23 Tonen Sekiyukagaku Kk ヒートシール性ポリエチレン架橋延伸フイルム及びその製造方法
US4961978A (en) * 1989-03-06 1990-10-09 The Kendall Company Novel closure device for shrinkwraps
US5158815A (en) * 1989-03-06 1992-10-27 The Kendall Company Closure device for shrinkwraps
CA2054753A1 (en) * 1990-03-07 1991-09-08 Yasushi Itaba Polyethylene label and method of preparation thereof
US5833665A (en) * 1990-06-14 1998-11-10 Integra Lifesciences I, Ltd. Polyurethane-biopolymer composite
US5508319A (en) * 1991-06-21 1996-04-16 Montell North America Inc. High melt strength, ethylene polymer, process for making it, and use thereof
DE4406406C2 (de) * 1994-02-26 1996-10-24 Stewing Nachrichtentechnik Verfahren zur Verminderung der Rißanfälligkeit bei einer wärmerückstellbaren Werkstoffbahn
EP0664699A1 (de) * 1993-08-13 1995-08-02 Vitaphore Corporation Arzneimittelabgabesystem auf der Basis von Hydrogelmikrokugeln
US5487895A (en) * 1993-08-13 1996-01-30 Vitaphore Corporation Method for forming controlled release polymeric substrate
WO1996039297A1 (en) * 1995-06-05 1996-12-12 Avery Dennison Corporation Heat resistant pressure sensitive adhesive constructions
EP0935446B1 (de) 1996-07-09 2007-02-07 Orthopaedic Hospital Vernetzung von polyethylen zur verringerung der abnutzung unter anwendung von strahlung und thermischer behandlung
US6258308B1 (en) 1996-07-31 2001-07-10 Exxon Chemical Patents Inc. Process for adjusting WVTR and other properties of a polyolefin film
US6188075B1 (en) 1996-09-04 2001-02-13 Toyo Ink Manufacturing Co., Ltd. Electron beam irradiating method and object to be irradiated with electron beam
US6689857B1 (en) * 1996-10-03 2004-02-10 Exxonmobil Oil Corporation High density polyethylene film with high biaxial orientation
AU4986497A (en) * 1996-10-15 1998-05-11 Orthopaedic Hospital, The Wear resistant surface-gradient cross-linked polyethylene
BR9914600B1 (pt) 1998-10-16 2009-05-05 processo para ajustar a taxa de transmissão de vapor d'água de um filme respirável.
US6953510B1 (en) 1998-10-16 2005-10-11 Tredegar Film Products Corporation Method of making microporous breathable film
AU4818399A (en) * 1999-06-03 2000-12-28 Printpack Illinois, Inc. Machine direction oriented high molecular weight, high density polyethylene films with enhanced water vapor transmission properties
CA2372954C (en) * 2000-03-22 2009-05-26 Basell Technology Company Bv Multilayer heat-shrinkable sealable films
US6756095B2 (en) 2001-01-10 2004-06-29 Avery Dennison Corporation Heat-sealable laminate
US6758000B2 (en) 2001-01-10 2004-07-06 Avery Dennison Corporation Livestock security tag assembly
US6919113B2 (en) 2001-07-18 2005-07-19 Avery Dennison Corporation Multilayered film
US6773653B2 (en) * 2001-10-05 2004-08-10 Avery Dennison Corporation In-mold labeling method
US8029888B2 (en) * 2008-06-30 2011-10-04 Basell Polyolefine Gmbh Preparation of transparent high density polyethylene sheets
CN102958983B (zh) * 2010-04-13 2017-09-22 能源科学公司 交联膜表面
TWI757341B (zh) 2016-09-29 2022-03-11 美商陶氏全球科技有限責任公司 塗佈膜及由其形成之製品
CN111761905A (zh) * 2019-04-01 2020-10-13 国家能源投资集团有限责任公司 多层聚乙烯薄膜及其制备方法
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US4064296A (en) * 1975-10-02 1977-12-20 W. R. Grace & Co. Heat shrinkable multi-layer film of hydrolyzed ethylene vinyl acetate and a cross-linked olefin polymer
AU523866B2 (en) * 1978-04-18 1982-08-19 Du Pont Canada Inc. Manufacture of film
DE2925205A1 (de) * 1979-06-22 1981-02-05 Bayer Ag Dampfsterilisierbare, siegelbare folien
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US4410582A (en) * 1980-12-10 1983-10-18 Toray Industries, Inc. Multi-layered polyolefin laminated film
JPS5865725A (ja) * 1982-08-18 1983-04-19 Japan Styrene Paper Co Ltd 架橋ポリオレフイン系重合体粒子
JPS60154034A (ja) * 1984-01-23 1985-08-13 Toa Nenryo Kogyo Kk ポリエチレン延伸フイルム

Also Published As

Publication number Publication date
CA1224616A (en) 1987-07-28
EP0120672A3 (en) 1986-08-06
EP0120672B1 (de) 1989-03-08
US4705714A (en) 1987-11-10
EP0120672A2 (de) 1984-10-03
US4590020A (en) 1986-05-20

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