AU2015315041B2 - Porous air permeable polytetrafluoroethylene composites with improved mechanical and thermal properties - Google Patents

Porous air permeable polytetrafluoroethylene composites with improved mechanical and thermal properties Download PDF

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Publication number
AU2015315041B2
AU2015315041B2 AU2015315041A AU2015315041A AU2015315041B2 AU 2015315041 B2 AU2015315041 B2 AU 2015315041B2 AU 2015315041 A AU2015315041 A AU 2015315041A AU 2015315041 A AU2015315041 A AU 2015315041A AU 2015315041 B2 AU2015315041 B2 AU 2015315041B2
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eptfe
composite
polymer
fibrils
strength
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AU2015315041A1 (en
Inventor
Anit Dutta
Leslie S. Nachbar
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WL Gore and Associates Inc
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WL Gore and Associates Inc
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    • 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
    • C08J7/00—Chemical treatment or coating of shaped articles made of macromolecular substances
    • C08J7/04—Coating
    • C08J7/046—Forming abrasion-resistant coatings; Forming surface-hardening coatings
    • 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
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D69/00—Semi-permeable membranes for separation processes or apparatus characterised by their form, structure or properties; Manufacturing processes specially adapted therefor
    • B01D69/02—Semi-permeable membranes for separation processes or apparatus characterised by their form, structure or properties; Manufacturing processes specially adapted therefor characterised by their properties
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D71/00—Semi-permeable membranes for separation processes or apparatus characterised by the material; Manufacturing processes specially adapted therefor
    • B01D71/06—Organic material
    • B01D71/30—Polyalkenyl halides
    • B01D71/32—Polyalkenyl halides containing fluorine atoms
    • B01D71/36—Polytetrafluoroethene
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D71/00—Semi-permeable membranes for separation processes or apparatus characterised by the material; Manufacturing processes specially adapted therefor
    • B01D71/06—Organic material
    • B01D71/58—Other polymers having nitrogen in the main chain, with or without oxygen or carbon only
    • B01D71/62—Polycondensates having nitrogen-containing heterocyclic rings in the main chain
    • B01D71/64—Polyimides; Polyamide-imides; Polyester-imides; Polyamide acids or similar polyimide precursors
    • B01D71/641—Polyamide-imides
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D71/00—Semi-permeable membranes for separation processes or apparatus characterised by the material; Manufacturing processes specially adapted therefor
    • B01D71/06—Organic material
    • B01D71/58—Other polymers having nitrogen in the main chain, with or without oxygen or carbon only
    • B01D71/62—Polycondensates having nitrogen-containing heterocyclic rings in the main chain
    • B01D71/64—Polyimides; Polyamide-imides; Polyester-imides; Polyamide acids or similar polyimide precursors
    • B01D71/643—Polyether-imides
    • 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
    • C08J5/00—Manufacture of articles or shaped materials containing macromolecular substances
    • C08J5/20—Manufacture of shaped structures of ion-exchange resins
    • C08J5/22—Films, membranes or diaphragms
    • C08J5/2287—After-treatment
    • C08J5/2293—After-treatment of fluorine-containing membranes
    • 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
    • C08J7/00—Chemical treatment or coating of shaped articles made of macromolecular substances
    • C08J7/04—Coating
    • C08J7/0427—Coating with only one layer of a composition containing a polymer binder
    • 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
    • C08J7/00—Chemical treatment or coating of shaped articles made of macromolecular substances
    • C08J7/04—Coating
    • C08J7/056—Forming hydrophilic coatings
    • C—CHEMISTRY; METALLURGY
    • C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
    • C09D—COATING COMPOSITIONS, e.g. PAINTS, VARNISHES OR LACQUERS; FILLING PASTES; CHEMICAL PAINT OR INK REMOVERS; INKS; CORRECTING FLUIDS; WOODSTAINS; PASTES OR SOLIDS FOR COLOURING OR PRINTING; USE OF MATERIALS THEREFOR
    • C09D175/00—Coating compositions based on polyureas or polyurethanes; Coating compositions based on derivatives of such polymers
    • C09D175/04—Polyurethanes
    • C—CHEMISTRY; METALLURGY
    • C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
    • C09D—COATING COMPOSITIONS, e.g. PAINTS, VARNISHES OR LACQUERS; FILLING PASTES; CHEMICAL PAINT OR INK REMOVERS; INKS; CORRECTING FLUIDS; WOODSTAINS; PASTES OR SOLIDS FOR COLOURING OR PRINTING; USE OF MATERIALS THEREFOR
    • C09D179/00—Coating compositions based on macromolecular compounds obtained by reactions forming in the main chain of the macromolecule a linkage containing nitrogen, with or without oxygen, or carbon only, not provided for in groups C09D161/00 - C09D177/00
    • C09D179/04—Polycondensates having nitrogen-containing heterocyclic rings in the main chain; Polyhydrazides; Polyamide acids or similar polyimide precursors
    • C09D179/08—Polyimides; Polyester-imides; Polyamide-imides; Polyamide acids or similar polyimide precursors
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D2325/00—Details relating to properties of membranes
    • B01D2325/22—Thermal or heat-resistance properties
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D2325/00—Details relating to properties of membranes
    • B01D2325/24—Mechanical properties, e.g. strength
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D71/00—Semi-permeable membranes for separation processes or apparatus characterised by the material; Manufacturing processes specially adapted therefor
    • B01D71/06—Organic material
    • B01D71/54—Polyureas; Polyurethanes
    • 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
    • C08J2327/18—Homopolymers or copolymers of tetrafluoroethylene
    • 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
    • C08J2475/04—Polyurethanes
    • 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
    • C08J2479/00—Characterised by the use of macromolecular compounds obtained by reactions forming in the main chain of the macromolecule a linkage containing nitrogen with or without oxygen, or carbon only, not provided for in groups C08J2461/00 - C08J2477/00
    • C08J2479/04—Polycondensates having nitrogen-containing heterocyclic rings in the main chain; Polyhydrazides; Polyamide acids or similar polyimide precursors
    • C08J2479/08—Polyimides; Polyester-imides; Polyamide-imides; Polyamide acids or similar polyimide precursors

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  • Chemical & Material Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Organic Chemistry (AREA)
  • Engineering & Computer Science (AREA)
  • Medicinal Chemistry (AREA)
  • Polymers & Plastics (AREA)
  • Health & Medical Sciences (AREA)
  • Manufacturing & Machinery (AREA)
  • Materials Engineering (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Wood Science & Technology (AREA)
  • Inorganic Chemistry (AREA)
  • Laminated Bodies (AREA)
  • Manufacture Of Porous Articles, And Recovery And Treatment Of Waste Products (AREA)
  • Separation Using Semi-Permeable Membranes (AREA)
AU2015315041A 2014-09-12 2015-09-10 Porous air permeable polytetrafluoroethylene composites with improved mechanical and thermal properties Active AU2015315041B2 (en)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
US14/484,392 2014-09-12
US14/484,392 US20160075914A1 (en) 2014-09-12 2014-09-12 Porous Air Permeable Polytetrafluoroethylene Composites with Improved Mechanical and Thermal Properties
PCT/US2015/049426 WO2016040632A2 (en) 2014-09-12 2015-09-10 Porous air permeable polytetrafluoroethylene composites with improved mechanical and thermal properties

Publications (2)

Publication Number Publication Date
AU2015315041A1 AU2015315041A1 (en) 2017-03-16
AU2015315041B2 true AU2015315041B2 (en) 2019-04-18

Family

ID=54325648

Family Applications (1)

Application Number Title Priority Date Filing Date
AU2015315041A Active AU2015315041B2 (en) 2014-09-12 2015-09-10 Porous air permeable polytetrafluoroethylene composites with improved mechanical and thermal properties

Country Status (8)

Country Link
US (1) US20160075914A1 (enExample)
EP (2) EP4190433A1 (enExample)
JP (4) JP6480571B2 (enExample)
KR (1) KR101917546B1 (enExample)
CN (1) CN107075153B (enExample)
AU (1) AU2015315041B2 (enExample)
CA (1) CA2960281C (enExample)
WO (1) WO2016040632A2 (enExample)

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AU2015293084B9 (en) * 2014-07-24 2019-12-19 Toray Industries, Inc. Carbon film for fluid separation, fluid separation film module, and method for producing carbon film for fluid separation
US20160075914A1 (en) * 2014-09-12 2016-03-17 W. L. Gore & Associates, Inc. Porous Air Permeable Polytetrafluoroethylene Composites with Improved Mechanical and Thermal Properties
JP6937502B2 (ja) * 2016-10-18 2021-09-22 ユニチカ株式会社 多孔質複合フィルムおよび多孔質複合フィルムの製造方法
CN116506773B (zh) * 2016-10-21 2025-09-12 W.L.戈尔及同仁股份有限公司 包含回缩膜材料的声学保护罩组件
KR102363090B1 (ko) * 2017-11-30 2022-02-15 가부시키가이샤 신가와 다이의 실장에 사용되는 기어오름 방지용의 ｐｔｆｅ 시트 및 다이의 실장 방법
WO2020031418A1 (ja) * 2018-08-09 2020-02-13 住友電工ファインポリマー株式会社 多孔質チューブ及び多孔質チューブの製造方法
KR102652700B1 (ko) * 2018-10-04 2024-03-28 더블유. 엘. 고어 앤드 어소시에이트스, 인코포레이티드 치수 안정성을 갖는 비소결의 팽창된 폴리테트라플루오로에틸렌 복합 막
CN111389099A (zh) * 2020-03-19 2020-07-10 兰州科天投资控股股份有限公司 一种高分子微孔过滤层及其制备方法和其应用
CN114149611A (zh) * 2021-11-09 2022-03-08 安徽省众望科希盟科技有限公司 一种使用聚酰胺酸改性膨化聚四氟乙烯的改性方法
JP2025148626A (ja) * 2022-08-26 2025-10-08 住友電気工業株式会社 複合多孔質体、および複合多孔質体の製造方法
CN116619862B (zh) * 2023-05-17 2025-12-09 重庆再升科技股份有限公司 一种柔性隔热复合材料及其制备方法
WO2024241784A1 (ja) * 2023-05-22 2024-11-28 住友電工ファインポリマー株式会社 積層体及びフィルターエレメント

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Also Published As

Publication number Publication date
JP6898368B2 (ja) 2021-07-07
CN107075153A (zh) 2017-08-18
JP7045502B2 (ja) 2022-03-31
WO2016040632A2 (en) 2016-03-17
JP2017528346A (ja) 2017-09-28
WO2016040632A3 (en) 2016-06-23
EP4190433A1 (en) 2023-06-07
JP6480571B2 (ja) 2019-03-13
KR101917546B1 (ko) 2018-11-09
CA2960281A1 (en) 2016-03-17
CA2960281C (en) 2019-06-04
JP2021102771A (ja) 2021-07-15
EP3191215B1 (en) 2022-11-16
KR20170049600A (ko) 2017-05-10
JP2019135303A (ja) 2019-08-15
JP6898378B2 (ja) 2021-07-07
CN107075153B (zh) 2023-09-15
JP2019090049A (ja) 2019-06-13
US20160075914A1 (en) 2016-03-17
AU2015315041A1 (en) 2017-03-16
EP3191215A2 (en) 2017-07-19

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