KR102734797B1 - 우수한 강성을 갖는 고도로 배향된 확장형 폴리테트라플루오로에틸렌 - Google Patents

우수한 강성을 갖는 고도로 배향된 확장형 폴리테트라플루오로에틸렌 Download PDF

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KR102734797B1
KR102734797B1 KR1020227001167A KR20227001167A KR102734797B1 KR 102734797 B1 KR102734797 B1 KR 102734797B1 KR 1020227001167 A KR1020227001167 A KR 1020227001167A KR 20227001167 A KR20227001167 A KR 20227001167A KR 102734797 B1 KR102734797 B1 KR 102734797B1
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South Korea
Prior art keywords
membrane
eptfe
less
expanded polytetrafluoroethylene
eptfe membrane
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Korean (ko)
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KR20220019291A (ko
Inventor
저스틴 제이 스카이프
브라이언 허친슨
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더블유. 엘. 고어 앤드 어소시에이트스, 인코포레이티드
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    • 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—Polytetrafluoroethylene
    • 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
    • B29C55/00—Shaping by stretching, e.g. drawing through a die; Apparatus therefor
    • B29C55/02—Shaping by stretching, e.g. drawing through a die; Apparatus therefor of plates or sheets
    • B29C55/04—Shaping by stretching, e.g. drawing through a die; Apparatus therefor of plates or sheets uniaxial, e.g. oblique
    • B29C55/06—Shaping by stretching, e.g. drawing through a die; Apparatus therefor of plates or sheets uniaxial, e.g. oblique parallel with the direction of feed
    • 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
    • C08J5/18—Manufacture of films or sheets
    • 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
    • B01D67/0002—Organic membrane manufacture
    • B01D67/0023—Organic membrane manufacture by inducing porosity into non porous precursor membranes
    • B01D67/0025—Organic membrane manufacture by inducing porosity into non porous precursor membranes by mechanical treatment, e.g. pore-stretching
    • B01D67/0027—Organic membrane manufacture by inducing porosity into non porous precursor membranes by mechanical treatment, e.g. pore-stretching by stretching
    • 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
    • B01D69/12—Composite membranes; Ultra-thin membranes
    • B01D69/1216—Three or more layers
    • 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
    • B29C55/00—Shaping by stretching, e.g. drawing through a die; Apparatus therefor
    • B29C55/005—Shaping by stretching, e.g. drawing through a die; Apparatus therefor characterised by the choice of materials
    • 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
    • B29C55/00—Shaping by stretching, e.g. drawing through a die; Apparatus therefor
    • B29C55/02—Shaping by stretching, e.g. drawing through a die; Apparatus therefor of plates or sheets
    • B29C55/023—Shaping by stretching, e.g. drawing through a die; Apparatus therefor of plates or sheets using multilayered plates or sheets
    • 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
    • B29C55/00—Shaping by stretching, e.g. drawing through a die; Apparatus therefor
    • B29C55/02—Shaping by stretching, e.g. drawing through a die; Apparatus therefor of plates or sheets
    • B29C55/10—Shaping by stretching, e.g. drawing through a die; Apparatus therefor of plates or sheets multiaxial
    • B29C55/12—Shaping by stretching, e.g. drawing through a die; Apparatus therefor of plates or sheets multiaxial biaxial
    • B29C55/16—Shaping by stretching, e.g. drawing through a die; Apparatus therefor of plates or sheets multiaxial biaxial simultaneously
    • 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
    • B29C63/00—Lining or sheathing, i.e. applying preformed layers or sheathings of plastics; Apparatus therefor
    • B29C63/02—Lining or sheathing, i.e. applying preformed layers or sheathings of plastics; Apparatus therefor using sheet or web-like material
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29D—PRODUCING PARTICULAR ARTICLES FROM PLASTICS OR FROM SUBSTANCES IN A PLASTIC STATE
    • B29D7/00—Producing flat articles, e.g. films or sheets
    • B29D7/01—Films or sheets
    • 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
    • B32B27/065—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 foam
    • 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
    • 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
    • B29C2793/00—Shaping techniques involving a cutting or machining operation
    • B29C2793/0027—Cutting off
    • 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
    • B29C2793/00—Shaping techniques involving a cutting or machining operation
    • B29C2793/0081—Shaping techniques involving a cutting or machining operation before shaping
    • 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
    • B29C2793/00—Shaping techniques involving a cutting or machining operation
    • B29C2793/009—Shaping techniques involving a cutting or machining operation after shaping
    • 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
    • B29K2027/00—Use of polyvinylhalogenides or derivatives thereof as moulding material
    • B29K2027/12—Use of polyvinylhalogenides or derivatives thereof as moulding material containing fluorine
    • B29K2027/18—PTFE, i.e. polytetrafluoroethylene, e.g. ePTFE, i.e. expanded polytetrafluoroethylene
    • 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
    • B29K2995/0041—Crystalline
    • 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
    • B29K2995/0077—Yield strength; Tensile strength
    • 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
    • B29L2031/00—Other particular articles
    • B29L2031/755—Membranes, diaphragms
    • 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

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  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Chemical & Material Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Manufacturing & Machinery (AREA)
  • Materials Engineering (AREA)
  • Health & Medical Sciences (AREA)
  • Medicinal Chemistry (AREA)
  • Polymers & Plastics (AREA)
  • Organic Chemistry (AREA)
  • Laminated Bodies (AREA)
  • Separation Using Semi-Permeable Membranes (AREA)
  • Manufacture Of Porous Articles, And Recovery And Treatment Of Waste Products (AREA)
  • Manufacture Of Macromolecular Shaped Articles (AREA)
  • Shaping By String And By Release Of Stress In Plastics And The Like (AREA)
  • Artificial Filaments (AREA)
  • Molding Of Porous Articles (AREA)
KR1020227001167A 2019-06-13 2020-06-09 우수한 강성을 갖는 고도로 배향된 확장형 폴리테트라플루오로에틸렌 Active KR102734797B1 (ko)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
US201962861175P 2019-06-13 2019-06-13
US62/861,175 2019-06-13
PCT/US2020/036728 WO2020251912A1 (en) 2019-06-13 2020-06-09 Highly oriented expanded polytetrafluoroethylene with superior stiffness

Publications (2)

Publication Number Publication Date
KR20220019291A KR20220019291A (ko) 2022-02-16
KR102734797B1 true KR102734797B1 (ko) 2024-11-27

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KR1020227001167A Active KR102734797B1 (ko) 2019-06-13 2020-06-09 우수한 강성을 갖는 고도로 배향된 확장형 폴리테트라플루오로에틸렌

Country Status (8)

Country Link
US (1) US12083484B2 (https=)
EP (2) EP4494848A3 (https=)
JP (3) JP7699062B2 (https=)
KR (1) KR102734797B1 (https=)
CN (3) CN114207000B (https=)
CA (1) CA3140795C (https=)
ES (1) ES3015143T3 (https=)
WO (1) WO2020251912A1 (https=)

Families Citing this family (3)

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WO2024182129A1 (en) 2023-02-27 2024-09-06 W. L. Gore & Associates, Inc. Organic field effect transistor with enhanced gas sensitivity
JPWO2024241782A1 (https=) 2023-05-22 2024-11-28
WO2024241783A1 (ja) 2023-05-22 2024-11-28 住友電工ファインポリマー株式会社 多孔質膜、積層体、及びフィルターエレメント

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US4596837A (en) 1982-02-22 1986-06-24 Daikin Industries Ltd. Semisintered polytetrafluoroethylene article and production thereof
JP2010500108A (ja) 2006-08-07 2010-01-07 ゴア エンタープライズ ホールディングス，インコーポレイティド 非短縮巻き付けバルーン
US7892201B1 (en) 1999-08-27 2011-02-22 Gore Enterprise Holdings, Inc. Balloon catheter and method of mounting same
WO2017138916A1 (en) 2016-02-08 2017-08-17 Kyung-Ju Choi FILTRATION MATERIAL HAVING ePTFE AND METHOD OF MAKING
WO2019068047A1 (en) 2017-09-29 2019-04-04 W.L. Gore & Associates, Inc. FLUID HANDLING DETECTORS

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CA962021A (en) 1970-05-21 1975-02-04 Robert W. Gore Porous products and process therefor
JP2729837B2 (ja) * 1988-07-25 1998-03-18 旭化成工業株式会社 ポリテトラフルオロエチレン糸状物及びその製造法
JPH0368428A (ja) 1989-08-07 1991-03-25 Toray Ind Inc 流体分離モジュール及びその製造方法
WO1994019170A1 (en) * 1993-02-18 1994-09-01 W.L. Gore & Associates, Inc. Macroscopically perforated porous polytetrafluoroethylene materials
EP0778926B1 (en) 1994-09-02 2002-01-02 W.L. Gore & Associates, Inc. Polytetrafluorethylene gasketing element
US5476589A (en) 1995-03-10 1995-12-19 W. L. Gore & Associates, Inc. Porpous PTFE film and a manufacturing method therefor
JPH10323890A (ja) 1997-05-23 1998-12-08 Nippon Oil Co Ltd フッ素樹脂延伸成形体の製造方法
US6541589B1 (en) 2001-10-15 2003-04-01 Gore Enterprise Holdings, Inc. Tetrafluoroethylene copolymer
US20040173978A1 (en) 2003-03-06 2004-09-09 Christopher Bowen PTFE membranes and gaskets made therefrom
JP3664169B2 (ja) 2003-06-13 2005-06-22 住友電気工業株式会社 延伸ポリテトラフルオロエチレン成形体、その製造方法、及び複合体
US8460240B2 (en) * 2006-08-07 2013-06-11 W. L. Gore & Associates, Inc. Inflatable toroidal-shaped balloons
US20080097374A1 (en) * 2006-08-07 2008-04-24 Korleski Joseph E Inflatable shaped balloons
CN100572035C (zh) * 2006-11-30 2009-12-23 中国人民解放军总后勤部军需装备研究所 一种聚四氟乙烯多层复合膜及其防护材料的制备方法
JP5133039B2 (ja) * 2007-12-07 2013-01-30 日東電工株式会社 ポリテトラフルオロエチレン多孔質膜およびその製造方法ならびに防水通気フィルタ
BR112014017472A8 (pt) 2012-01-16 2017-07-04 Gore & Ass artigos incluindo membranas de politetrafluoretileno expandido com fibrilas em serpentina e com uma camada de fluoropolímero descontínua nela
JP2015066488A (ja) 2013-09-27 2015-04-13 富士フイルム株式会社 酸性ガス分離用スパイラル型モジュール
KR102652700B1 (ko) * 2018-10-04 2024-03-28 더블유. 엘. 고어 앤드 어소시에이트스, 인코포레이티드 치수 안정성을 갖는 비소결의 팽창된 폴리테트라플루오로에틸렌 복합 막
ES3013251T3 (en) * 2019-06-13 2025-04-11 Gore & Ass Lightweight expanded polytetrafluoroethylene membranes having high intrinsic strength and optical transparency
KR20220114053A (ko) * 2019-12-13 2022-08-17 더블유.엘. 고어 앤드 어소시에이트스, 인코포레이티드 강화된 바이오폴리머

Patent Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4596837A (en) 1982-02-22 1986-06-24 Daikin Industries Ltd. Semisintered polytetrafluoroethylene article and production thereof
US7892201B1 (en) 1999-08-27 2011-02-22 Gore Enterprise Holdings, Inc. Balloon catheter and method of mounting same
JP2010500108A (ja) 2006-08-07 2010-01-07 ゴア エンタープライズ ホールディングス，インコーポレイティド 非短縮巻き付けバルーン
WO2017138916A1 (en) 2016-02-08 2017-08-17 Kyung-Ju Choi FILTRATION MATERIAL HAVING ePTFE AND METHOD OF MAKING
WO2019068047A1 (en) 2017-09-29 2019-04-04 W.L. Gore & Associates, Inc. FLUID HANDLING DETECTORS

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Publication number Publication date
US12083484B2 (en) 2024-09-10
US20220234008A1 (en) 2022-07-28
CN118307907A (zh) 2024-07-09
WO2020251912A1 (en) 2020-12-17
JP2022536922A (ja) 2022-08-22
JP7699062B2 (ja) 2025-06-26
CN121375172A (zh) 2026-01-23
CN114207000B (zh) 2025-11-25
ES3015143T3 (en) 2025-04-29
JP2025133112A (ja) 2025-09-10
EP4494848A2 (en) 2025-01-22
EP3983196B1 (en) 2024-12-25
JP2024062988A (ja) 2024-05-10
CN114207000A (zh) 2022-03-18
KR20220019291A (ko) 2022-02-16
EP3983196A1 (en) 2022-04-20
CA3140795A1 (en) 2020-12-17
EP4494848A3 (en) 2025-04-16
JP7850754B2 (ja) 2026-04-23
CA3140795C (en) 2025-06-17

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