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FI833179L - Poroest ptfe-material - Google Patents

Poroest ptfe-material Download PDF

Info

Publication number
FI833179L
FI833179L FI833179A FI833179A FI833179L FI 833179 L FI833179 L FI 833179L FI 833179 A FI833179 A FI 833179A FI 833179 A FI833179 A FI 833179A FI 833179 L FI833179 L FI 833179L
Authority
FI
Finland
Prior art keywords
poroest
ptfe material
ptfe
poroest ptfe
Prior art date
Application number
FI833179A
Other languages
English (en)
Other versions
FI77880C (fi
FI77880B (fi
FI833179A0 (fi
Inventor
Jeffery Bruce Bowman
Daniel Elliot Hubis
James David Lewis
Stephen Craig Newman
Richard Alan Staley
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
Family has litigation
First worldwide family litigation filed litigation Critical https://patents.darts-ip.com/?family=27023364&utm_source=google_patent&utm_medium=platform_link&utm_campaign=public_patent_search&patent=FI833179(L) "Global patent litigation dataset” by Darts-ip is licensed under a Creative Commons Attribution 4.0 International License.
Priority claimed from US06/416,466 external-priority patent/US4482516A/en
Application filed by Gore & Ass filed Critical Gore & Ass
Publication of FI833179A0 publication Critical patent/FI833179A0/fi
Publication of FI833179L publication Critical patent/FI833179L/fi
Priority to FI880950A priority Critical patent/FI78714C/fi
Priority to FI880951A priority patent/FI78715C/fi
Priority to FI880949A priority patent/FI78713C/fi
Application granted granted Critical
Publication of FI77880B publication Critical patent/FI77880B/fi
Publication of FI77880C publication Critical patent/FI77880C/fi

Links

Classifications

    • CCHEMISTRY; METALLURGY
    • C08ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08JWORKING-UP; GENERAL PROCESSES OF COMPOUNDING; AFTER-TREATMENT NOT COVERED BY SUBCLASSES C08B, C08C, C08F, C08G or C08H
    • C08J5/00Manufacture of articles or shaped materials containing macromolecular substances
    • C08J5/18Manufacture of films or sheets
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B29WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29CSHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
    • B29C55/00Shaping by stretching, e.g. drawing through a die; Apparatus therefor
    • B29C55/005Shaping by stretching, e.g. drawing through a die; Apparatus therefor characterised by the choice of materials
    • DTEXTILES; PAPER
    • D01NATURAL OR MAN-MADE THREADS OR FIBRES; SPINNING
    • D01FCHEMICAL FEATURES IN THE MANUFACTURE OF ARTIFICIAL FILAMENTS, THREADS, FIBRES, BRISTLES OR RIBBONS; APPARATUS SPECIALLY ADAPTED FOR THE MANUFACTURE OF CARBON FILAMENTS
    • D01F6/00Monocomponent artificial filaments or the like of synthetic polymers; Manufacture thereof
    • D01F6/02Monocomponent artificial filaments or the like of synthetic polymers; Manufacture thereof from homopolymers obtained by reactions only involving carbon-to-carbon unsaturated bonds
    • D01F6/08Monocomponent artificial filaments or the like of synthetic polymers; Manufacture thereof from homopolymers obtained by reactions only involving carbon-to-carbon unsaturated bonds from polymers of halogenated hydrocarbons
    • D01F6/12Monocomponent artificial filaments or the like of synthetic polymers; Manufacture thereof from homopolymers obtained by reactions only involving carbon-to-carbon unsaturated bonds from polymers of halogenated hydrocarbons from polymers of fluorinated hydrocarbons
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B29WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29KINDEXING 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
    • B29K2027/00Use of polyvinylhalogenides or derivatives thereof as moulding material
    • B29K2027/12Use of polyvinylhalogenides or derivatives thereof as moulding material containing fluorine
    • B29K2027/18PTFE, i.e. polytetrafluorethene, e.g. ePTFE, i.e. expanded polytetrafluorethene
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B29WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29KINDEXING 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
    • B29K2105/00Condition, form or state of moulded material or of the material to be shaped
    • B29K2105/04Condition, form or state of moulded material or of the material to be shaped cellular or porous
    • CCHEMISTRY; METALLURGY
    • C08ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08JWORKING-UP; GENERAL PROCESSES OF COMPOUNDING; AFTER-TREATMENT NOT COVERED BY SUBCLASSES C08B, C08C, C08F, C08G or C08H
    • C08J2327/00Characterised 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
    • C08J2327/02Characterised 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
    • C08J2327/12Characterised 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
    • C08J2327/18Homopolymers or copolymers of tetrafluoroethylene

Landscapes

  • Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Manufacturing & Machinery (AREA)
  • Materials Engineering (AREA)
  • Health & Medical Sciences (AREA)
  • Mechanical Engineering (AREA)
  • Medicinal Chemistry (AREA)
  • Polymers & Plastics (AREA)
  • Organic Chemistry (AREA)
  • General Chemical & Material Sciences (AREA)
  • Textile Engineering (AREA)
  • Shaping By String And By Release Of Stress In Plastics And The Like (AREA)
  • Manufacture Of Porous Articles, And Recovery And Treatment Of Waste Products (AREA)
  • Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
FI833179A 1982-09-10 1983-09-06 Poroest material bestaoende vaesentligen av en ptfe-polymer. FI77880C (fi)

Priority Applications (3)

Application Number Priority Date Filing Date Title
FI880950A FI78714C (fi) 1982-09-10 1988-03-01 Poroest material bestaoende vaesentligen av ptfe-polymer.
FI880951A FI78715C (fi) 1982-09-10 1988-03-01 Foerfarande foer framstaellning av poroest material bestaoende vaesentligen av ptfe-polymer.
FI880949A FI78713C (fi) 1982-09-10 1988-03-01 Poroest material bestaoende vaesentligen av ptfe-polymer.

Applications Claiming Priority (4)

Application Number Priority Date Filing Date Title
US41646582A 1982-09-10 1982-09-10
US06/416,466 US4482516A (en) 1982-09-10 1982-09-10 Process for producing a high strength porous polytetrafluoroethylene product having a coarse microstructure
US41646582 1982-09-10
US41646682 1982-09-10

Publications (4)

Publication Number Publication Date
FI833179A0 FI833179A0 (fi) 1983-09-06
FI833179L true FI833179L (fi) 1984-03-11
FI77880B FI77880B (fi) 1989-01-31
FI77880C FI77880C (fi) 1989-05-10

Family

ID=27023364

Family Applications (1)

Application Number Title Priority Date Filing Date
FI833179A FI77880C (fi) 1982-09-10 1983-09-06 Poroest material bestaoende vaesentligen av en ptfe-polymer.

Country Status (7)

Country Link
EP (1) EP0106496B2 (fi)
DE (1) DE3377288D1 (fi)
DK (1) DK410383A (fi)
ES (1) ES525496A0 (fi)
FI (1) FI77880C (fi)
NO (1) NO833230L (fi)
PT (1) PT77321B (fi)

Families Citing this family (15)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE3608158A1 (de) * 1986-03-12 1987-09-17 Braun Melsungen Ag Mit vernetzter gelatine impraegnierte gefaessprothese und verfahren zu ihrer herstellung
US4867881A (en) * 1987-09-14 1989-09-19 Minnesota Minning And Manufacturing Company Orientied microporous film
US4877661A (en) * 1987-10-19 1989-10-31 W. L. Gore & Associates, Inc. Rapidly recoverable PTFE and process therefore
GB2211190A (en) * 1987-10-19 1989-06-28 Gore & Ass Rapid recoverable ptfe and a process for its manufacture
US4902423A (en) * 1989-02-02 1990-02-20 W. L. Gore & Associates, Inc. Highly air permeable expanded polytetrafluoroethylene membranes and process for making them
US5296292A (en) * 1990-09-04 1994-03-22 W. L. Gore & Associates, Inc. Elongated cylindrical tensile article
WO1996003457A1 (en) * 1994-07-27 1996-02-08 W.L. Gore & Associates, Inc. High strength porous ptfe sheet material
US5552100A (en) * 1995-05-02 1996-09-03 Baxter International Inc. Method for manufacturing porous fluoropolymer films
US6616876B1 (en) 2000-10-03 2003-09-09 Atrium Medical Corporation Method for treating expandable polymer materials
US6923927B2 (en) 2000-10-03 2005-08-02 Atrium Medical Corporation Method for forming expandable polymers having drugs or agents included therewith
WO2003045666A1 (en) * 2001-11-21 2003-06-05 Atrium Medical Corporation Method for treating expandable polymer materials and products produced therefrom
WO2003051232A1 (de) 2001-12-14 2003-06-26 Aesculap Ag & Co. Kg Gefässprothese, insbesondere zum ersatz von herznahen bereichen der aorta
EP1355204A3 (en) * 2002-04-19 2004-04-14 W.L. Gore & Associates, Inc. Polytetrafluoroethylene film & manufacture of same
JP7661237B2 (ja) * 2019-12-05 2025-04-14 日東電工株式会社 ポリテトラフルオロエチレン延伸多孔質膜とこれを用いた通気濾材及びフィルター部材
CN118304765A (zh) * 2019-12-13 2024-07-09 W.L.戈尔及同仁股份有限公司 具有宏观纹理化表面的多孔聚四氟乙烯膜及其制备方法

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3962153A (en) * 1970-05-21 1976-06-08 W. L. Gore & Associates, Inc. Very highly stretched polytetrafluoroethylene and process therefor
CA962021A (en) * 1970-05-21 1975-02-04 Robert W. Gore Porous products and process therefor
US4049589A (en) * 1973-03-19 1977-09-20 Sumitomo Electric Industries, Ltd. Porous films of polytetrafluoroethylene and process for producing said films
JPS5334868A (en) * 1976-09-13 1978-03-31 Sumitomo Electric Industries Fine porous tube

Also Published As

Publication number Publication date
FI77880C (fi) 1989-05-10
PT77321B (en) 1986-02-06
EP0106496A3 (en) 1986-02-19
FI77880B (fi) 1989-01-31
ES8502637A1 (es) 1985-01-16
DK410383D0 (da) 1983-09-09
NO833230L (no) 1984-03-12
FI833179A0 (fi) 1983-09-06
EP0106496A2 (en) 1984-04-25
DE3377288D1 (en) 1988-08-11
EP0106496B1 (en) 1988-07-06
ES525496A0 (es) 1985-01-16
EP0106496B2 (en) 1996-09-11
DK410383A (da) 1984-03-11
PT77321A (en) 1983-10-01

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Legal Events

Date Code Title Description
MM Patent lapsed

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