DE69003879T2 - Poröses Material aus Polytetrafluorethylen und Verfahren zu dessen Herstellung. - Google Patents

Poröses Material aus Polytetrafluorethylen und Verfahren zu dessen Herstellung.

Info

Publication number
DE69003879T2
DE69003879T2 DE90111206T DE69003879T DE69003879T2 DE 69003879 T2 DE69003879 T2 DE 69003879T2 DE 90111206 T DE90111206 T DE 90111206T DE 69003879 T DE69003879 T DE 69003879T DE 69003879 T2 DE69003879 T2 DE 69003879T2
Authority
DE
Germany
Prior art keywords
polytetrafluoroethylene
production
porous material
material made
porous
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 - Fee Related
Application number
DE90111206T
Other languages
English (en)
Other versions
DE69003879D1 (de
Inventor
Akira Harada
Hiroshi Mano
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.)
Sumitomo Electric Industries Ltd
Original Assignee
Sumitomo Electric Industries 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 Sumitomo Electric Industries Ltd filed Critical Sumitomo Electric Industries Ltd
Application granted granted Critical
Publication of DE69003879D1 publication Critical patent/DE69003879D1/de
Publication of DE69003879T2 publication Critical patent/DE69003879T2/de
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

Links

Classifications

    • 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
    • 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
    • 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. polytetrafluorethene, e.g. ePTFE, i.e. expanded polytetrafluorethene
    • 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
    • B29K2105/04—Condition, form or state of moulded material or of the material to be shaped cellular or porous
    • 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
DE90111206T 1989-06-15 1990-06-13 Poröses Material aus Polytetrafluorethylen und Verfahren zu dessen Herstellung. Expired - Fee Related DE69003879T2 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP1150379A JP2814574B2 (ja) 1989-06-15 1989-06-15 ポリテトラフルオロエチレン多孔質体およびその製造方法

Publications (2)

Publication Number Publication Date
DE69003879D1 DE69003879D1 (de) 1993-11-18
DE69003879T2 true DE69003879T2 (de) 1994-02-10

Family

ID=15495711

Family Applications (1)

Application Number Title Priority Date Filing Date
DE90111206T Expired - Fee Related DE69003879T2 (de) 1989-06-15 1990-06-13 Poröses Material aus Polytetrafluorethylen und Verfahren zu dessen Herstellung.

Country Status (6)

Country Link
US (2) US5110527A (de)
EP (1) EP0402901B1 (de)
JP (1) JP2814574B2 (de)
AU (1) AU619683B2 (de)
CA (1) CA2018389C (de)
DE (1) DE69003879T2 (de)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE10061936A1 (de) * 2000-12-13 2002-07-04 Valentin Kramer Gegenstand aus ePTFE und Verfahren zum Herstellen desselben

Families Citing this family (49)

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EP0630432B1 (de) 1992-03-13 1999-07-14 Atrium Medical Corporation Gegenstände aus expandiertem fluorpolymer (z. b. polytetrafluorethylen) mit komtrolliert eingestellter porosität, sowie seine herstellung
US5721283A (en) * 1992-06-25 1998-02-24 E. I. Du Pont De Nemours And Company Porous polytetrafluoroethylene and preparation
KR100295124B1 (ko) * 1993-01-25 2001-09-17 이노우에 노리유끼 폴리테트라플루오로에틸렌다공막및그의제조방법
US5453235A (en) * 1993-01-29 1995-09-26 Impra, Inc. Method of forming dual porosity FTFE tubes by extrusion of concentric preforms
US5658960A (en) * 1993-02-23 1997-08-19 W.L. Gore & Associates, Inc. Polytetrafluoroethylene molding resin and processes
US5646192A (en) * 1993-02-23 1997-07-08 W. L. Gore & Associates, Inc. Polytetrafluoroethylene molding powder
DE4308368C2 (de) * 1993-03-16 1997-05-22 Gore & Ass Poröses Polytetrafluorethylen (PTFE) sowie ein Verfahren zu seiner Herstellung
US5356585A (en) * 1993-07-01 1994-10-18 Dow Corning Corporation Process of extruding snythetic thermoplastic resins using organosilicon resinous compositions as extrusion lubricants
JPH10506291A (ja) 1994-05-06 1998-06-23 エンドームド・インコーポレーテッド 半径方向に膨張可能なポリテトラフルオロエチレン
ES2239322T3 (es) * 1994-06-27 2005-09-16 Bard Peripheral Vascular, Inc. Politetrafluoretileno radialmente expandible y stents endovasculares expandibles formados con esta materia.
DE69524501T2 (de) * 1994-08-12 2002-05-29 Meadox Medicals Inc Mit einen Heparin enhaltendes Kollagendichtmittel imprägniertes Gefässtransplantat
US5665114A (en) * 1994-08-12 1997-09-09 Meadox Medicals, Inc. Tubular expanded polytetrafluoroethylene implantable prostheses
JP3298890B2 (ja) * 1994-09-02 2002-07-08 ダブリュ．エル．ゴア アンド アソシエイツ，インコーポレイティド 多孔質ポリテトラフルオロエチレン混合物
US5776343A (en) * 1995-08-03 1998-07-07 Applied Extrusion Technologies, Inc. Fluoroplastic apertured film fabric, structures employing same and method of making same
DE19544912A1 (de) 1995-12-01 1997-06-05 Gore W L & Ass Gmbh PTFE-Körper aus mikroporösem Polytetrafluorethylen mit Füllstoff und Verfahren zu dessen Herstellung
US5838406A (en) * 1995-08-29 1998-11-17 W. L. Gore & Associates, Inc. Light reflectant surface of expanded polytetrafluoroethylene with nodes and fibrils for backlit liquid crystal displays
US5981614A (en) * 1996-09-13 1999-11-09 Adiletta; Joseph G. Hydrophobic-oleophobic fluoropolymer compositions
US6120539A (en) * 1997-05-01 2000-09-19 C. R. Bard Inc. Prosthetic repair fabric
WO2001008594A1 (en) * 1999-07-28 2001-02-08 C.R. Bard, Inc. Hernia prosthesis
JP4617538B2 (ja) * 2000-06-15 2011-01-26 ダイキン工業株式会社 高周波信号伝送用製品の絶縁用ポリテトラフルオロエチレン混合粉末およびそれを用いた高周波信号伝送用製品
US7404819B1 (en) 2000-09-14 2008-07-29 C.R. Bard, Inc. Implantable prosthesis
US6790213B2 (en) 2002-01-07 2004-09-14 C.R. Bard, Inc. Implantable prosthesis
CA2413467A1 (en) * 2002-11-29 2004-05-29 Ian Glenn Towe Spacer for electrically driven membrane process apparatus
WO2005065918A1 (en) * 2003-12-30 2005-07-21 Scimed Life Systems, Inc. Method of uniaxially expanding a fluoropolymer product
US20060292324A1 (en) * 2004-03-26 2006-12-28 Robert Roberts Uniaxially and biaxially-oriented polytetrafluoroethylene structures
US20060233990A1 (en) * 2005-04-13 2006-10-19 Trivascular, Inc. PTFE layers and methods of manufacturing
US20060233991A1 (en) * 2005-04-13 2006-10-19 Trivascular, Inc. PTFE layers and methods of manufacturing
US8663309B2 (en) 2007-09-26 2014-03-04 Trivascular, Inc. Asymmetric stent apparatus and method
US8226701B2 (en) 2007-09-26 2012-07-24 Trivascular, Inc. Stent and delivery system for deployment thereof
US8066755B2 (en) 2007-09-26 2011-11-29 Trivascular, Inc. System and method of pivoted stent deployment
BRPI0817488A2 (pt) 2007-10-04 2017-05-16 Trivascular Inc enxerto vascular modular para perfil percutâneo baixo
US20090095417A1 (en) * 2007-10-11 2009-04-16 General Electric Company Heat treatment method for an expanded polytetrafluoroethylene membrane
US8083789B2 (en) 2007-11-16 2011-12-27 Trivascular, Inc. Securement assembly and method for expandable endovascular device
US8328861B2 (en) 2007-11-16 2012-12-11 Trivascular, Inc. Delivery system and method for bifurcated graft
JP5658860B2 (ja) * 2008-05-12 2015-01-28 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濾材
US7942275B2 (en) * 2008-07-08 2011-05-17 Bha Group, Inc. Expanded PFTE membrane and method of making
WO2010039249A1 (en) 2008-10-03 2010-04-08 C.R. Bard, Inc. Implantable prosthesis
JP5633793B2 (ja) * 2010-08-26 2014-12-03 旭硝子株式会社 ポリテトラフルオロエチレン延伸フィルムの製造方法およびポリテトラフルオロエチレン延伸フィルム
WO2012086725A1 (ja) * 2010-12-21 2012-06-28 ダイキン工業株式会社 延伸材料
US8937132B2 (en) 2010-12-21 2015-01-20 Daikin Industries, Ltd. Polytetrafluoroethylene mixture
WO2012086710A1 (ja) 2010-12-21 2012-06-28 ダイキン工業株式会社 ポリテトラフルオロエチレン混合物
US8992595B2 (en) 2012-04-04 2015-03-31 Trivascular, Inc. Durable stent graft with tapered struts and stable delivery methods and devices
US9498363B2 (en) 2012-04-06 2016-11-22 Trivascular, Inc. Delivery catheter for endovascular device
WO2013157647A1 (ja) 2012-04-20 2013-10-24 ダイキン工業株式会社 Ｐｔｆｅを主成分とする組成物、混合粉末、成形用材料、及びフィルタ用濾材、エアフィルタユニット、並びに多孔膜の製造方法
JP6172666B2 (ja) * 2013-07-01 2017-08-02 住友電工ファインポリマー株式会社 多孔質ポリテトラフルオロエチレン膜及びその製造方法
JP5835389B2 (ja) * 2014-03-26 2015-12-24 ダイキン工業株式会社 エアフィルタ用濾材、フィルタパック、エアフィルタユニット、およびエアフィルタ用濾材の製造方法
CN107938007A (zh) * 2018-01-03 2018-04-20 江苏金由新材料有限公司 采用不同分子量材料制备ptfe短纤维的系统及方法
CN111151149B (zh) * 2020-01-08 2022-02-11 北京佳膜环保科技有限公司 一种聚四氟乙烯微孔膜的制备方法
US20210221961A1 (en) * 2020-01-16 2021-07-22 Wisconsin Alumni Research Foundation Methods of making polytetrafluoroethylene/polymer composites and uses thereof

Family Cites Families (7)

* Cited by examiner, † Cited by third party
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US4110392A (en) * 1976-12-17 1978-08-29 W. L. Gore & Associates, Inc. Production of porous sintered PTFE products
JPS5727507A (en) * 1980-07-25 1982-02-13 Furukawa Electric Co Ltd Polyolefin film for electric insulation and method of producing same
JPS58145735A (ja) * 1982-02-22 1983-08-30 Daikin Ind Ltd ポリテトラフルオロエチレン多孔体の製造方法
US4826725A (en) * 1982-08-23 1989-05-02 Carlisle Corporation Manufacture of low density, sintered polytetrafluorethylene articles
JPS59109534A (ja) * 1982-12-14 1984-06-25 Nitto Electric Ind Co Ltd ポリテトラフルオロエチレン多孔質体
JPS6116840A (ja) * 1984-07-04 1986-01-24 Nippon Valqua Ind Ltd ポリテトラフルオロエチレン製多孔質膜の製造方法
JPH07119303B2 (ja) * 1987-09-21 1995-12-20 住友電気工業株式会社 四弗化エチレン樹脂多孔質膜の製造方法

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE10061936A1 (de) * 2000-12-13 2002-07-04 Valentin Kramer Gegenstand aus ePTFE und Verfahren zum Herstellen desselben

Also Published As

Publication number Publication date
US5110527A (en) 1992-05-05
EP0402901A2 (de) 1990-12-19
JP2814574B2 (ja) 1998-10-22
DE69003879D1 (de) 1993-11-18
CA2018389A1 (en) 1990-12-15
CA2018389C (en) 1996-07-30
EP0402901B1 (de) 1993-10-13
US5102921A (en) 1992-04-07
AU619683B2 (en) 1992-01-30
AU5716390A (en) 1990-12-20
EP0402901A3 (de) 1991-10-02
JPH0317136A (ja) 1991-01-25

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Legal Events

Date Code Title Description
8364 No opposition during term of opposition
8339 Ceased/non-payment of the annual fee