DE69211020T2 - Hydrophile membrane - Google Patents

Hydrophile membrane

Info

Publication number
DE69211020T2
DE69211020T2 DE69211020T DE69211020T DE69211020T2 DE 69211020 T2 DE69211020 T2 DE 69211020T2 DE 69211020 T DE69211020 T DE 69211020T DE 69211020 T DE69211020 T DE 69211020T DE 69211020 T2 DE69211020 T2 DE 69211020T2
Authority
DE
Germany
Prior art keywords
hydrophile
membrane
hydrophile membrane
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 - Lifetime
Application number
DE69211020T
Other languages
English (en)
Other versions
DE69211020D1 (de
Inventor
Dilip Abayasekara
Robert Henn
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.)
WL Gore and Associates Inc
Original Assignee
WL Gore and Associates Inc
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 WL Gore and Associates Inc filed Critical WL Gore and Associates Inc
Publication of DE69211020D1 publication Critical patent/DE69211020D1/de
Application granted granted Critical
Publication of DE69211020T2 publication Critical patent/DE69211020T2/de
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

Links

Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D67/00—Processes specially adapted for manufacturing semi-permeable membranes for separation processes or apparatus
    • B01D67/0081—After-treatment of organic or inorganic membranes
    • B01D67/0088—Physical treatment with compounds, e.g. swelling, coating or impregnation
    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08J—WORKING-UP; GENERAL PROCESSES OF COMPOUNDING; AFTER-TREATMENT NOT COVERED BY SUBCLASSES C08B, C08C, C08F, C08G or C08H
    • C08J9/00—Working-up of macromolecular substances to porous or cellular articles or materials; After-treatment thereof
    • C08J9/36—After-treatment
    • C08J9/40—Impregnation
    • C08J9/42—Impregnation with macromolecular compounds
    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08J—WORKING-UP; GENERAL PROCESSES OF COMPOUNDING; AFTER-TREATMENT NOT COVERED BY SUBCLASSES C08B, C08C, C08F, C08G or C08H
    • C08J2327/00—Characterised by the use of homopolymers or copolymers of compounds having one or more unsaturated aliphatic radicals, each having only one carbon-to-carbon double bond, and at least one being terminated by a halogen; Derivatives of such polymers
    • C08J2327/02—Characterised by the use of homopolymers or copolymers of compounds having one or more unsaturated aliphatic radicals, each having only one carbon-to-carbon double bond, and at least one being terminated by a halogen; Derivatives of such polymers not modified by chemical after-treatment
    • C08J2327/12—Characterised by the use of homopolymers or copolymers of compounds having one or more unsaturated aliphatic radicals, each having only one carbon-to-carbon double bond, and at least one being terminated by a halogen; Derivatives of such polymers not modified by chemical after-treatment containing fluorine atoms
    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08J—WORKING-UP; GENERAL PROCESSES OF COMPOUNDING; AFTER-TREATMENT NOT COVERED BY SUBCLASSES C08B, C08C, C08F, C08G or C08H
    • C08J2475/00—Characterised by the use of polyureas or polyurethanes; Derivatives of such polymers
    • 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
    • Y10S264/00—Plastic and nonmetallic article shaping or treating: processes
    • Y10S264/48—Processes of making filters
    • 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
    • Y10S264/00—Plastic and nonmetallic article shaping or treating: processes
    • Y10S264/62—Processes of molding porous films

Landscapes

  • Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Inorganic Chemistry (AREA)
  • Manufacturing & Machinery (AREA)
  • Materials Engineering (AREA)
  • Health & Medical Sciences (AREA)
  • Medicinal Chemistry (AREA)
  • Polymers & Plastics (AREA)
  • Organic Chemistry (AREA)
  • Separation Using Semi-Permeable Membranes (AREA)
  • Manufacture Of Porous Articles, And Recovery And Treatment Of Waste Products (AREA)
DE69211020T 1992-06-19 1992-07-07 Hydrophile membrane Expired - Lifetime DE69211020T2 (de)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US07/901,318 US5209850A (en) 1992-06-19 1992-06-19 Hydrophilic membranes
PCT/US1992/005642 WO1994000221A1 (en) 1992-06-19 1992-07-07 Hydrophilic membranes

Publications (2)

Publication Number Publication Date
DE69211020D1 DE69211020D1 (de) 1996-06-27
DE69211020T2 true DE69211020T2 (de) 1996-10-02

Family

ID=25413930

Family Applications (1)

Application Number Title Priority Date Filing Date
DE69211020T Expired - Lifetime DE69211020T2 (de) 1992-06-19 1992-07-07 Hydrophile membrane

Country Status (5)

Country Link
US (1) US5209850A (de)
EP (1) EP0646043B1 (de)
JP (1) JP3184531B2 (de)
DE (1) DE69211020T2 (de)
WO (1) WO1994000221A1 (de)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP1746698A1 (de) 2005-07-19 2007-01-24 Axel R. Hidde Kabeldurchführung mit Membranventil

Families Citing this family (46)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5630941A (en) * 1992-12-23 1997-05-20 Burger; Wolfgang Permanent hydrophilic modification of fluoropolymers
DE4243995C2 (de) * 1992-12-23 1996-07-25 Gore W L & Ass Gmbh Permanente hydrophile Modifizierung für Fluorpolymere und Verfahren zur Erzeugung der Modifizierung
USRE37307E1 (en) 1994-11-14 2001-08-07 W. L. Gore & Associates, Inc. Ultra-thin integral composite membrane
US6254978B1 (en) * 1994-11-14 2001-07-03 W. L. Gore & Associates, Inc. Ultra-thin integral composite membrane
US6054230A (en) * 1994-12-07 2000-04-25 Japan Gore-Tex, Inc. Ion exchange and electrode assembly for an electrochemical cell
AU6854696A (en) * 1995-09-22 1997-04-09 Gore Hybrid Technologies, Inc. Improved cell encapsulation device
US5874165A (en) * 1996-06-03 1999-02-23 Gore Enterprise Holdings, Inc. Materials and method for the immobilization of bioactive species onto polymeric subtrates
US5916585A (en) * 1996-06-03 1999-06-29 Gore Enterprise Holdings, Inc. Materials and method for the immobilization of bioactive species onto biodegradable polymers
US5914182A (en) * 1996-06-03 1999-06-22 Gore Hybrid Technologies, Inc. Materials and methods for the immobilization of bioactive species onto polymeric substrates
DE19625389A1 (de) * 1996-06-25 1998-01-02 Gore W L & Ass Gmbh Flexibler Verbundstoff
CN1085962C (zh) 1996-06-25 2002-06-05 W·L·戈尔有限公司 柔性防水防油复合材料
US5792711A (en) * 1997-03-18 1998-08-11 Porous Media Corporation Antiwetting composition for fabrics and fibrous substrates
US6635384B2 (en) 1998-03-06 2003-10-21 Gore Enterprise Holdings, Inc. Solid electrolyte composite for electrochemical reaction apparatus
US6196708B1 (en) * 1998-05-14 2001-03-06 Donaldson Company, Inc. Oleophobic laminated articles, assemblies of use, and methods
TR200101727T2 (tr) 1998-09-08 2001-11-21 Brookwood Companies Incorporated Su geçirmez, nefes alabilir laminat ve bunun yapımı için bir metod.
US6419871B1 (en) 2000-05-25 2002-07-16 Transweb, Llc. Plasma treatment of filter media
US6613203B1 (en) 2001-09-10 2003-09-02 Gore Enterprise Holdings Ion conducting membrane having high hardness and dimensional stability
US20040035775A1 (en) * 2002-05-31 2004-02-26 Biolink Partners, Inc. MemCoatTM: functionalized surface coatings, products and uses thereof
US20050158609A1 (en) * 2004-01-16 2005-07-21 Gennadi Finkelshtain Hydride-based fuel cell designed for the elimination of hydrogen formed therein
US20050260481A1 (en) * 2004-05-20 2005-11-24 Gennadi Finkelshtain Disposable fuel cell with and without cartridge and method of making and using the fuel cell and cartridge
US20060057435A1 (en) * 2004-09-15 2006-03-16 Medis Technologies Ltd Method and apparatus for preventing fuel decomposition in a direct liquid fuel cell
JP4739730B2 (ja) * 2004-11-10 2011-08-03 三菱レイヨン株式会社 疎水性多孔質膜用親水化剤、これを用いた疎水性多孔質膜の親水化方法及び検査方法
US7588796B2 (en) * 2005-03-11 2009-09-15 Bha Group, Inc. Method of making a composite membrane
US7635062B2 (en) * 2005-03-11 2009-12-22 Bha Group, Inc. Composite membrane
US20060205301A1 (en) * 2005-03-11 2006-09-14 Bha Technologies, Inc. Composite membrane having hydrophilic properties and method of manufacture
DE102005035210B4 (de) * 2005-07-28 2007-09-06 Hidde, Axel R., Dr. Ing. Kabeldurchführung mit Membranventil
US7665615B2 (en) * 2005-09-30 2010-02-23 General Electric Company Composite article having hydrophilic properties and method of manufacture
US7381331B2 (en) * 2005-09-30 2008-06-03 General Electric Company Hydrophilic membrane and associated method
US7631768B2 (en) * 2005-11-04 2009-12-15 General Electric Company Membrane and associated method
US7291696B2 (en) * 2005-11-04 2007-11-06 General Electric Company Composition and associated method
US7584860B2 (en) * 2006-07-17 2009-09-08 General Electric Company Hydrophilic body and method of manufacture
KR100824821B1 (ko) 2006-07-20 2008-04-23 싱텍스 인더스트리얼 코포레이션 리미티드 다공성 폴리테트라플루오로에틸렌 박막과 그 조성물,오염방지/박리방지 조성물 및 박막의 가공처리방법
US7608186B2 (en) * 2007-03-30 2009-10-27 General Electric Company Coated asymmetric membrane system having oleophobic and hydrophilic properties
US20080237117A1 (en) * 2007-03-30 2008-10-02 Vishal Bansal Coated asymmetric membrane system having oleophobic and hydrophilic properties
EP2060315A3 (de) * 2007-11-15 2009-08-12 DSMIP Assets B.V. Hochleistungsmembran
US20090191398A1 (en) * 2008-01-25 2009-07-30 General Electric Company Membranes comprising hydrophilic coatings
US10092881B2 (en) * 2008-01-25 2018-10-09 Bha Altair, Llc Permanent hydrophilic porous coatings and methods of making them
JP2011072920A (ja) * 2009-09-30 2011-04-14 Fujifilm Corp 結晶性ポリマー微孔性膜及びその製造方法、並びに濾過用フィルタ
JP5528070B2 (ja) * 2009-11-25 2014-06-25 富士フイルム株式会社 濾過フィルタ用結晶性ポリマー微孔性膜及びその製造方法、並びに濾過用フィルタ
US9308501B2 (en) 2012-11-01 2016-04-12 Ut-Battelle, Llc Super-surface selective nanomembranes providing simultaneous high permeation flux and high selectivity
CN103386262A (zh) * 2013-07-18 2013-11-13 湖州森诺氟材料科技有限公司 一种用于海水淡化的聚四氟乙烯微孔膜及其制备方法
CN103394296B (zh) * 2013-07-18 2015-10-21 湖州森诺氟材料科技有限公司 一种用于平板式mbr的聚四氟乙烯超微水过滤膜及其制备方法
CN103481528B (zh) * 2013-09-04 2016-08-17 湖州南浔中连水产养殖有限公司 一种双向拉伸多孔膨化聚四氟乙烯膨化中空管式膜及其制备方法
US20160075914A1 (en) 2014-09-12 2016-03-17 W. L. Gore & Associates, Inc. Porous Air Permeable Polytetrafluoroethylene Composites with Improved Mechanical and Thermal Properties
US9862859B2 (en) 2014-09-12 2018-01-09 W. L. Gore & Associates, Inc. Porous air permeable polytetrafluoroethylene composites with improved mechanical and thermal properties
JP2016074828A (ja) * 2014-10-07 2016-05-12 三菱マテリアル株式会社 親水撥油剤、表面被覆材、塗布膜、樹脂組成物、油水分離濾材及び多孔質体

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4252878A (en) * 1980-03-03 1981-02-24 Hooker Chemicals & Plastics Corp. Processes of wetting hydrophobic fluoropolymer separators
US5037457A (en) * 1988-12-15 1991-08-06 Millipore Corporation Sterile hydrophobic polytetrafluoroethylene membrane laminate
US5045354A (en) * 1989-12-19 1991-09-03 Exxon Research & Engineering Company Production of supported thin film membranes

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP1746698A1 (de) 2005-07-19 2007-01-24 Axel R. Hidde Kabeldurchführung mit Membranventil

Also Published As

Publication number Publication date
DE69211020D1 (de) 1996-06-27
EP0646043A1 (de) 1995-04-05
EP0646043B1 (de) 1996-05-22
WO1994000221A1 (en) 1994-01-06
JPH07508214A (ja) 1995-09-14
JP3184531B2 (ja) 2001-07-09
US5209850A (en) 1993-05-11

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