FI884830A - Ptfe med snabb aoterhaemtningsfoermaoga och foerfarande foer framstaellning daerav. - Google Patents

Ptfe med snabb aoterhaemtningsfoermaoga och foerfarande foer framstaellning daerav. Download PDF

Info

Publication number
FI884830A
FI884830A FI884830A FI884830A FI884830A FI 884830 A FI884830 A FI 884830A FI 884830 A FI884830 A FI 884830A FI 884830 A FI884830 A FI 884830A FI 884830 A FI884830 A FI 884830A
Authority
FI
Finland
Prior art keywords
aoterhaemtningsfoermaoga
snabb
ptfe
med
foerfarande foer
Prior art date
Application number
FI884830A
Other languages
English (en)
Other versions
FI884830A0 (fi
Inventor
Wayne D House
David J Myers
Original Assignee
Gore & Ass
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 US07/110,145 external-priority patent/US4877661A/en
Application filed by Gore & Ass filed Critical Gore & Ass
Publication of FI884830A0 publication Critical patent/FI884830A0/fi
Publication of FI884830A publication Critical patent/FI884830A/fi

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
    • 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
    • B29C67/00—Shaping techniques not covered by groups B29C39/00 - B29C65/00, B29C70/00 or B29C73/00
    • B29C67/20—Shaping techniques not covered by groups B29C39/00 - B29C65/00, B29C70/00 or B29C73/00 for porous or cellular articles, e.g. of foam plastics, coarse-pored
    • 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

Landscapes

  • Engineering & Computer Science (AREA)
  • Chemical & Material Sciences (AREA)
  • Mechanical Engineering (AREA)
  • Manufacturing & Machinery (AREA)
  • Polymers & Plastics (AREA)
  • Health & Medical Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Medicinal Chemistry (AREA)
  • Materials Engineering (AREA)
  • Organic Chemistry (AREA)
  • Manufacture Of Porous Articles, And Recovery And Treatment Of Waste Products (AREA)
  • Shaping By String And By Release Of Stress In Plastics And The Like (AREA)
  • Materials For Medical Uses (AREA)
  • Separation Using Semi-Permeable Membranes (AREA)
  • Prostheses (AREA)
  • Laminated Bodies (AREA)
FI884830A 1987-10-19 1988-10-19 Ptfe med snabb aoterhaemtningsfoermaoga och foerfarande foer framstaellning daerav. FI884830A (fi)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US07/110,145 US4877661A (en) 1987-10-19 1987-10-19 Rapidly recoverable PTFE and process therefore
US07/248,887 US5308664A (en) 1987-10-19 1988-09-23 Rapidly recoverable PTFE and process therefore

Publications (2)

Publication Number Publication Date
FI884830A0 FI884830A0 (fi) 1988-10-19
FI884830A true FI884830A (fi) 1989-04-20

Family

ID=26807734

Family Applications (1)

Application Number Title Priority Date Filing Date
FI884830A FI884830A (fi) 1987-10-19 1988-10-19 Ptfe med snabb aoterhaemtningsfoermaoga och foerfarande foer framstaellning daerav.

Country Status (11)

Country Link
EP (1) EP0313263B1 (fi)
JP (1) JP2547243B2 (fi)
CN (1) CN1034889A (fi)
CA (1) CA1318093C (fi)
DE (1) DE3879613T2 (fi)
DK (1) DK581788A (fi)
FI (1) FI884830A (fi)
GB (1) GB2211190A (fi)
IL (1) IL88053A0 (fi)
NO (1) NO884629L (fi)
PT (1) PT88796B (fi)

Families Citing this family (57)

* Cited by examiner, † Cited by third party
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US4948641A (en) * 1987-06-01 1990-08-14 Olin Corporation Multiple layer container for storage of high purity chemicals
GB8916231D0 (en) * 1989-07-14 1989-08-31 Evans Kenneth E Polymeric materials
DE69223065T2 (de) * 1991-06-14 1998-04-09 Gore & Ass Oberflächenmodifiziertes, poröses expandiertes polytetrafluoroäthylen und verfahren zur herstellung desselben
CN100384890C (zh) * 1992-06-25 2008-04-30 纳幕尔杜邦公司 多孔聚四氟乙烯组合物和其成型制品
AU6943794A (en) * 1993-08-18 1995-03-14 W.L. Gore & Associates, Inc. A thin-wall, seamless, porous polytetrafluoroethylene tube
US5491882A (en) * 1993-12-28 1996-02-20 Walston; D. Kenneth Method of making joint prosthesis having PTFE cushion
US5982542A (en) * 1995-01-06 1999-11-09 W. L. Gore & Associates, Inc. High light diffusive and low light absorbent material and method for making and using same
US5596450A (en) * 1995-01-06 1997-01-21 W. L. Gore & Associates, Inc. Light reflectant surface and method for making and using same
US5892621A (en) * 1995-01-06 1999-04-06 W. L. Gore & Associates, Inc. Light reflectant surface for luminaires
US6015610A (en) * 1995-01-06 2000-01-18 W. L. Gore & Associates, Inc. Very thin highly light reflectant surface and method for making and using same
US5905594A (en) * 1995-01-06 1999-05-18 W. L. Gore & Associates, Inc. Light reflectant surface in a recessed cavity substantially surrounding a compact fluorescent lamp
US5641373A (en) * 1995-04-17 1997-06-24 Baxter International Inc. Method of manufacturing a radially-enlargeable PTFE tape-reinforced vascular graft
US5814405A (en) * 1995-08-04 1998-09-29 W. L. Gore & Associates, Inc. Strong, air permeable membranes of polytetrafluoroethylene
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
US5788626A (en) * 1995-11-21 1998-08-04 Schneider (Usa) Inc Method of making a stent-graft covered with expanded polytetrafluoroethylene
JPH1024223A (ja) * 1996-07-12 1998-01-27 Nitto Denko Corp 分離膜及びその製造方法
US5836677A (en) * 1997-02-05 1998-11-17 W.L. Gore & Associates, Inc. Retrofit compact fluorescent lamp
US5982548A (en) * 1997-05-19 1999-11-09 W. L. Gore & Associates, Inc. Thin light reflectant surface and method for making and using same
US6780497B1 (en) 1999-08-05 2004-08-24 Gore Enterprise Holdings, Inc. Surface modified expanded polytetrafluoroethylene devices and methods of producing the same
US6602224B1 (en) 1999-12-22 2003-08-05 Advanced Cardiovascular Systems, Inc. Medical device formed of ultrahigh molecular weight polyolefin
US6428506B1 (en) 1999-12-22 2002-08-06 Advanced Cardiovascular Systems, Inc. Medical device formed of ultrahigh molecular weight polyethylene
CA2710960A1 (en) 2000-11-22 2002-05-30 Bard Peripheral Vascular, Inc. Method for producing a single layer high density expanded polytetrafluoroethylene tube
US6613203B1 (en) 2001-09-10 2003-09-02 Gore Enterprise Holdings Ion conducting membrane having high hardness and dimensional stability
US6837890B1 (en) 2001-12-26 2005-01-04 Advanced Cardiovascular Systems, Inc. Expanded UHMWPE for guiding catheter liners and other lubricious coatings
JP3694704B2 (ja) * 2002-06-25 2005-09-14 森村興産株式会社 濾過用フィルタ
JP2005298554A (ja) 2004-04-07 2005-10-27 Sumitomo Electric Ind Ltd 膜厚方向に弾性回復性を有する延伸ポリテトラフルオロエチレン多孔質膜、その製造方法、及び該多孔質膜の使用
CN100368186C (zh) * 2005-12-15 2008-02-13 东华大学 一种长玻纤增强abs复合材料的制备方法
FR2944713A1 (fr) * 2009-04-27 2010-10-29 Centre Nat Rech Scient Substrats poreux microstructures, leur procede de preparation et leurs utilisations.
US9839540B2 (en) 2011-01-14 2017-12-12 W. L. Gore & Associates, Inc. Stent
US10166128B2 (en) 2011-01-14 2019-01-01 W. L. Gore & Associates. Inc. Lattice
US9744033B2 (en) 2011-04-01 2017-08-29 W.L. Gore & Associates, Inc. Elastomeric leaflet for prosthetic heart valves
US9370647B2 (en) 2011-07-14 2016-06-21 W. L. Gore & Associates, Inc. Expandable medical devices
US9554806B2 (en) 2011-09-16 2017-01-31 W. L. Gore & Associates, Inc. Occlusive devices
BR112014013932A8 (pt) * 2011-12-14 2017-06-13 Dsm Ip Assets Bv processo para componentes médicos e utilização dos mesmos
US9510935B2 (en) 2012-01-16 2016-12-06 W. L. Gore & Associates, Inc. Articles including expanded polytetrafluoroethylene membranes with serpentine fibrils and having a discontinuous fluoropolymer layer thereon
RU2587183C2 (ru) * 2012-01-16 2016-06-20 В. Л. Гор Энд Ассошиейтс, Инк. Изделия, включающие мембраны из расширенного политетрафторэтилена с извилистыми тонкими волокнами и содержащие прерывистый слой фторполимера на мембранах
US9283072B2 (en) 2012-07-25 2016-03-15 W. L. Gore & Associates, Inc. Everting transcatheter valve and methods
US9931193B2 (en) 2012-11-13 2018-04-03 W. L. Gore & Associates, Inc. Elastic stent graft
US9968443B2 (en) 2012-12-19 2018-05-15 W. L. Gore & Associates, Inc. Vertical coaptation zone in a planar portion of prosthetic heart valve leaflet
US9144492B2 (en) 2012-12-19 2015-09-29 W. L. Gore & Associates, Inc. Truncated leaflet for prosthetic heart valves, preformed valve
US10279084B2 (en) 2012-12-19 2019-05-07 W. L. Gore & Associates, Inc. Medical balloon devices and methods
US9101469B2 (en) 2012-12-19 2015-08-11 W. L. Gore & Associates, Inc. Prosthetic heart valve with leaflet shelving
US20140231341A1 (en) * 2013-02-15 2014-08-21 Pall Corporation Ptfe membrane
US9770352B2 (en) 2013-03-14 2017-09-26 W. L. Gore & Associates, Inc. Inflatable balloon and cover
US9522072B2 (en) * 2013-03-15 2016-12-20 W. L. Gore & Associates, Inc. Porous materials having a fibrillar microstructure and a fracturable coating
US11911258B2 (en) 2013-06-26 2024-02-27 W. L. Gore & Associates, Inc. Space filling devices
US10842918B2 (en) 2013-12-05 2020-11-24 W.L. Gore & Associates, Inc. Length extensible implantable device and methods for making such devices
US9827094B2 (en) 2014-09-15 2017-11-28 W. L. Gore & Associates, Inc. Prosthetic heart valve with retention elements
KR102140862B1 (ko) 2015-05-14 2020-08-03 더블유.엘. 고어 앤드 어소시에이트스, 인코포레이티드 심방이의 폐색을 위한 디바이스 및 방법
JP7248430B2 (ja) 2016-04-21 2023-03-29 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 直径を調節可能な内部人工器官ならびに関連したシステムおよび方法
AU2018342222B2 (en) 2017-09-27 2021-05-20 Edwards Lifesciences Corporation Prosthetic valve with expandable frame and associated systems and methods
WO2019067220A1 (en) 2017-09-27 2019-04-04 W. L. Gore & Associates, Inc. PROSTHETIC VALVES WITH MECHANICALLY COUPLED VALVULAR BLADES
US11173023B2 (en) 2017-10-16 2021-11-16 W. L. Gore & Associates, Inc. Medical devices and anchors therefor
WO2019089136A1 (en) 2017-10-31 2019-05-09 W. L. Gore & Associates, Inc. Medical valve and leaflet promoting tissue ingrowth
CN108568220B (zh) * 2018-04-26 2021-06-04 杭州科百特过滤器材有限公司 聚四氟乙烯纳米过滤膜的制备方法
US11497601B2 (en) 2019-03-01 2022-11-15 W. L. Gore & Associates, Inc. Telescoping prosthetic valve with retention element
JP2022015273A (ja) * 2020-07-08 2022-01-21 株式会社ブリヂストン 多孔質構造体、及び、多孔質構造体の製造方法

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GB1273717A (en) * 1968-04-25 1972-05-10 Durham Chem Improvements in and relating to methods of treating polytetrafluoroethylene tapes for use in electrochemical cells
CA962021A (en) * 1970-05-21 1975-02-04 Robert W. Gore Porous products and process therefor
CA980967A (en) * 1971-02-03 1976-01-06 Takayuki Katto Process for producing porous articles of polytetrafluoroethylene
SE387886B (sv) * 1973-03-19 1976-09-20 Sumitomo Electric Industries Forfarande for framstellning av en poros film av polytetrafluoreten
US6436135B1 (en) * 1974-10-24 2002-08-20 David Goldfarb Prosthetic vascular graft
JPS5289298A (en) * 1976-01-21 1977-07-26 Sumitomo Electric Industries Blood vessel prosthetics of tetrafluoroethylene resin
JPS603842B2 (ja) * 1976-09-03 1985-01-31 住友電気工業株式会社 非対称孔径薄膜材料とその製造方法
US4110392A (en) * 1976-12-17 1978-08-29 W. L. Gore & Associates, Inc. Production of porous sintered PTFE products
CA1147109A (en) * 1978-11-30 1983-05-31 Hiroshi Mano Porous structure of polytetrafluoroethylene and process for production thereof
US4385093A (en) * 1980-11-06 1983-05-24 W. L. Gore & Associates, Inc. Multi-component, highly porous, high strength PTFE article and method for manufacturing same
US4596837A (en) * 1982-02-22 1986-06-24 Daikin Industries Ltd. Semisintered polytetrafluoroethylene article and production thereof
FI77880C (fi) * 1982-09-10 1989-05-10 Gore & Ass Poroest material bestaoende vaesentligen av en ptfe-polymer.
JPS59109506A (ja) * 1982-12-14 1984-06-25 Daikin Ind Ltd 新規なポリテトラフルオロエチレン・フアインパウダ−
DE3479006D1 (en) * 1984-03-27 1989-08-24 Sumitomo Electric Industries Method and apparatus for manufacturing porous polytetrafluoroethylene material
US4743480A (en) * 1986-11-13 1988-05-10 W. L. Gore & Associates, Inc. Apparatus and method for extruding and expanding polytetrafluoroethylene tubing and the products produced thereby

Also Published As

Publication number Publication date
GB2211190A (en) 1989-06-28
NO884629D0 (no) 1988-10-18
IL88053A0 (en) 1989-06-30
EP0313263A3 (en) 1989-10-18
CA1318093C (en) 1993-05-25
DE3879613D1 (de) 1993-04-29
EP0313263A2 (en) 1989-04-26
CN1034889A (zh) 1989-08-23
JP2547243B2 (ja) 1996-10-23
FI884830A0 (fi) 1988-10-19
JPH02645A (ja) 1990-01-05
GB8823934D0 (en) 1988-11-16
NO884629L (no) 1989-04-20
DK581788D0 (da) 1988-10-19
EP0313263B1 (en) 1993-03-24
DK581788A (da) 1989-04-20
PT88796B (pt) 1993-01-29
DE3879613T2 (de) 1993-10-07

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Legal Events

Date Code Title Description
FD Application lapsed

Owner name: W.L.GORE & ASSOCIATES, INC.