ZA923268B - Fluid treated polytetrafluoroethlene products and their manufacture - Google Patents

Fluid treated polytetrafluoroethlene products and their manufacture

Info

Publication number
ZA923268B
ZA923268B ZA923268A ZA923268A ZA923268B ZA 923268 B ZA923268 B ZA 923268B ZA 923268 A ZA923268 A ZA 923268A ZA 923268 A ZA923268 A ZA 923268A ZA 923268 B ZA923268 B ZA 923268B
Authority
ZA
South Africa
Prior art keywords
polytetrafluoroethlene
manufacture
products
fluid treated
treated
Prior art date
Application number
ZA923268A
Other languages
English (en)
Inventor
Hoo Young Chung
Original Assignee
Donaldson Co Inc
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 Donaldson Co Inc filed Critical Donaldson Co Inc
Publication of ZA923268B publication Critical patent/ZA923268B/xx

Links

Classifications

    • 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
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61L—METHODS OR APPARATUS FOR STERILISING MATERIALS OR OBJECTS IN GENERAL; DISINFECTION, STERILISATION OR DEODORISATION OF AIR; CHEMICAL ASPECTS OF BANDAGES, DRESSINGS, ABSORBENT PADS OR SURGICAL ARTICLES; MATERIALS FOR BANDAGES, DRESSINGS, ABSORBENT PADS OR SURGICAL ARTICLES
    • A61L27/00—Materials for grafts or prostheses or for coating grafts or prostheses
    • A61L27/14—Macromolecular materials
    • A61L27/16—Macromolecular materials obtained by reactions only involving carbon-to-carbon unsaturated bonds
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61L—METHODS OR APPARATUS FOR STERILISING MATERIALS OR OBJECTS IN GENERAL; DISINFECTION, STERILISATION OR DEODORISATION OF AIR; CHEMICAL ASPECTS OF BANDAGES, DRESSINGS, ABSORBENT PADS OR SURGICAL ARTICLES; MATERIALS FOR BANDAGES, DRESSINGS, ABSORBENT PADS OR SURGICAL ARTICLES
    • A61L9/00—Disinfection, sterilisation or deodorisation of air
    • A61L9/16—Disinfection, sterilisation or deodorisation of air using physical phenomena
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D39/00—Filtering material for liquid or gaseous fluids
    • B01D39/14—Other self-supporting filtering material ; Other filtering material
    • B01D39/16—Other self-supporting filtering material ; Other filtering material of organic material, e.g. synthetic fibres
    • B01D39/1692—Other shaped material, e.g. perforated or porous sheets
    • 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
    • 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
    • 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
    • C08J9/00—Working-up of macromolecular substances to porous or cellular articles or materials; After-treatment thereof
    • C08J9/28—Working-up of macromolecular substances to porous or cellular articles or materials; After-treatment thereof by elimination of a liquid phase from a macromolecular composition or article, e.g. drying of coagulum
    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
    • C08L27/00—Compositions 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; Compositions of derivatives of such polymers
    • C08L27/02—Compositions 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; Compositions of derivatives of such polymers not modified by chemical after-treatment
    • C08L27/12—Compositions 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; Compositions of derivatives of such polymers not modified by chemical after-treatment containing fluorine atoms
    • C08L27/18—Homopolymers or copolymers or tetrafluoroethene
    • D—TEXTILES; PAPER
    • D04—BRAIDING; LACE-MAKING; KNITTING; TRIMMINGS; NON-WOVEN FABRICS
    • D04H—MAKING TEXTILE FABRICS, e.g. FROM FIBRES OR FILAMENTARY MATERIAL; FABRICS MADE BY SUCH PROCESSES OR APPARATUS, e.g. FELTS, NON-WOVEN FABRICS; COTTON-WOOL; WADDING ; NON-WOVEN FABRICS FROM STAPLE FIBRES, FILAMENTS OR YARNS, BONDED WITH AT LEAST ONE WEB-LIKE MATERIAL DURING THEIR CONSOLIDATION
    • D04H1/00—Non-woven fabrics formed wholly or mainly of staple fibres or like relatively short fibres
    • D04H1/40—Non-woven fabrics formed wholly or mainly of staple fibres or like relatively short fibres from fleeces or layers composed of fibres without existing or potential cohesive properties
    • D04H1/42—Non-woven fabrics formed wholly or mainly of staple fibres or like relatively short fibres from fleeces or layers composed of fibres without existing or potential cohesive properties characterised by the use of certain kinds of fibres insofar as this use has no preponderant influence on the consolidation of the fleece
    • D—TEXTILES; PAPER
    • D06—TREATMENT OF TEXTILES OR THE LIKE; LAUNDERING; FLEXIBLE MATERIALS NOT OTHERWISE PROVIDED FOR
    • D06N—WALL, FLOOR, OR LIKE COVERING MATERIALS, e.g. LINOLEUM, OILCLOTH, ARTIFICIAL LEATHER, ROOFING FELT, CONSISTING OF A FIBROUS WEB COATED WITH A LAYER OF MACROMOLECULAR MATERIAL; FLEXIBLE SHEET MATERIAL NOT OTHERWISE PROVIDED FOR
    • D06N3/00—Artificial leather, oilcloth or other material obtained by covering fibrous webs with macromolecular material, e.g. resins, rubber or derivatives thereof
    • D06N3/04—Artificial leather, oilcloth or other material obtained by covering fibrous webs with macromolecular material, e.g. resins, rubber or derivatives thereof with macromolecular compounds obtained by reactions only involving carbon-to-carbon unsaturated bonds
    • D06N3/047—Artificial leather, oilcloth or other material obtained by covering fibrous webs with macromolecular material, e.g. resins, rubber or derivatives thereof with macromolecular compounds obtained by reactions only involving carbon-to-carbon unsaturated bonds with fluoropolymers
    • 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
    • C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
    • C08L2205/00—Polymer mixtures characterised by other features
    • C08L2205/02—Polymer mixtures characterised by other features containing two or more polymers of the same C08L -group
    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
    • C08L71/00—Compositions of polyethers obtained by reactions forming an ether link in the main chain; Compositions of derivatives of such polymers
    • C08L71/02—Polyalkylene oxides
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10S—TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10S2/00—Apparel
    • Y10S2/904—Polytetrafluoroethylene
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
    • Y10T428/00—Stock material or miscellaneous articles
    • Y10T428/13—Hollow or container type article [e.g., tube, vase, etc.]
    • Y10T428/1352—Polymer or resin containing [i.e., natural or synthetic]
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
    • Y10T428/00—Stock material or miscellaneous articles
    • Y10T428/13—Hollow or container type article [e.g., tube, vase, etc.]
    • Y10T428/1352—Polymer or resin containing [i.e., natural or synthetic]
    • Y10T428/1376—Foam or porous material containing
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
    • Y10T428/00—Stock material or miscellaneous articles
    • Y10T428/249921—Web or sheet containing structurally defined element or component
    • Y10T428/249953—Composite having voids in a component [e.g., porous, cellular, etc.]
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
    • Y10T428/00—Stock material or miscellaneous articles
    • Y10T428/249921—Web or sheet containing structurally defined element or component
    • Y10T428/249953—Composite having voids in a component [e.g., porous, cellular, etc.]
    • Y10T428/249962—Void-containing component has a continuous matrix of fibers only [e.g., porous paper, etc.]
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
    • Y10T428/00—Stock material or miscellaneous articles
    • Y10T428/31504—Composite [nonstructural laminate]
    • Y10T428/3154—Of fluorinated addition polymer from unsaturated monomers
    • Y10T428/31544—Addition polymer is perhalogenated

Landscapes

  • Chemical & Material Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Health & Medical Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Medicinal Chemistry (AREA)
  • Manufacturing & Machinery (AREA)
  • Organic Chemistry (AREA)
  • Polymers & Plastics (AREA)
  • General Health & Medical Sciences (AREA)
  • Textile Engineering (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Public Health (AREA)
  • Veterinary Medicine (AREA)
  • Epidemiology (AREA)
  • Materials Engineering (AREA)
  • Animal Behavior & Ethology (AREA)
  • Oral & Maxillofacial Surgery (AREA)
  • Transplantation (AREA)
  • Inorganic Chemistry (AREA)
  • Dermatology (AREA)
  • Manufacture Of Porous Articles, And Recovery And Treatment Of Waste Products (AREA)
  • Processing And Handling Of Plastics And Other Materials For Molding In General (AREA)
ZA923268A 1991-06-04 1992-05-06 Fluid treated polytetrafluoroethlene products and their manufacture ZA923268B (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US71050191A 1991-06-04 1991-06-04

Publications (1)

Publication Number Publication Date
ZA923268B true ZA923268B (en) 1993-11-08

Family

ID=24854307

Family Applications (1)

Application Number Title Priority Date Filing Date
ZA923268A ZA923268B (en) 1991-06-04 1992-05-06 Fluid treated polytetrafluoroethlene products and their manufacture

Country Status (9)

Country Link
US (2) US5869156A (de)
EP (1) EP0587588B1 (de)
JP (1) JPH07501347A (de)
AU (1) AU668087B2 (de)
BR (1) BR9205929A (de)
CA (1) CA2108278A1 (de)
DE (1) DE69226183T2 (de)
WO (1) WO1992021715A1 (de)
ZA (1) ZA923268B (de)

Families Citing this family (29)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CA2108278A1 (en) * 1991-06-04 1992-12-05 Hoo Y. Chung Porous products manufactured from polytetrafluoroethylene treated with a perfluoroether fluid and methods of manufacturing such products
US5539072A (en) * 1993-03-26 1996-07-23 W. L. Gore & Associates, Inc. Fabric laminates
WO1995009515A1 (en) * 1993-09-30 1995-04-06 W.L. Gore & Associates, Inc. Acoustical speaker cover
IT1269816B (it) * 1994-05-23 1997-04-15 Ausimont Spa Composizioni solide espandibili a base di perfluoropolimeri e processoper la loro preparazione
JP3486905B2 (ja) * 1994-10-04 2004-01-13 ダイキン工業株式会社 混合綿状物、それからえられる不織布ならびにそれらの製法
AU5561296A (en) * 1995-06-07 1996-12-30 W.L. Gore & Associates, Inc. Fluid treated transparent polytetrafluoroethylene product
AU1876197A (en) * 1996-03-13 1997-10-01 W.L. Gore & Associates Gmbh Gasket with corrosion inhibitor
CN1085962C (zh) * 1996-06-25 2002-06-05 W·L·戈尔有限公司 柔性防水防油复合材料
EP0848049A1 (de) 1996-12-13 1998-06-17 W.L. GORE & ASSOCIATES GmbH Treibstoffdichtung und Verfahren zu deren Herstellung
US6196708B1 (en) 1998-05-14 2001-03-06 Donaldson Company, Inc. Oleophobic laminated articles, assemblies of use, and methods
CA2343242C (en) 1998-09-08 2007-05-01 Brookwood Companies Incorporated Breathable waterproof laminate and method for making same
GB2364002B (en) * 2000-06-29 2004-04-14 Gore & Ass Garment assembly
US6457480B1 (en) * 2001-06-27 2002-10-01 International Business Machines Corporation Process and apparatus for cleaning filters
US7008465B2 (en) * 2003-06-19 2006-03-07 Donaldson Company, Inc. Cleanable high efficiency filter media structure and applications for use
US20060233991A1 (en) 2005-04-13 2006-10-19 Trivascular, Inc. PTFE layers and methods of manufacturing
US20060233990A1 (en) 2005-04-13 2006-10-19 Trivascular, Inc. PTFE layers and methods of manufacturing
DE102006023729B3 (de) * 2006-02-06 2007-04-26 Sprügel, Friedrich A. Gewindedichtfaden und Verfahren zu seiner Herstellung
US20090002941A1 (en) * 2007-06-29 2009-01-01 Rajiv Mongia Air-permeable, hydrophobic membrane used in a computer device
US9650479B2 (en) 2007-10-04 2017-05-16 W. L. Gore & Associates, Inc. Dense articles formed from tetrafluoroethylene core shell copolymers and methods of making the same
US9040646B2 (en) 2007-10-04 2015-05-26 W. L. Gore & Associates, Inc. Expandable TFE copolymers, methods of making, and porous, expanded articles thereof
US20100280200A1 (en) * 2009-03-24 2010-11-04 Poddar Tarun K Water Permeable Fluoropolymer Articles
US9139669B2 (en) 2009-03-24 2015-09-22 W. L. Gore & Associates, Inc. Expandable functional TFE copolymer fine powder, the expandable functional products obtained therefrom and reaction of the expanded products
US8658707B2 (en) 2009-03-24 2014-02-25 W. L. Gore & Associates, Inc. Expandable functional TFE copolymer fine powder, the expanded functional products obtained therefrom and reaction of the expanded products
PL3033283T3 (pl) * 2013-08-14 2019-05-31 Merck Patent Gmbh Wysokociśnieniowa kapsułka ekstrakcyjna
US9862859B2 (en) 2014-09-12 2018-01-09 W. L. Gore & Associates, Inc. Porous air permeable polytetrafluoroethylene composites with improved mechanical and thermal properties
US20160075914A1 (en) 2014-09-12 2016-03-17 W. L. Gore & Associates, Inc. Porous Air Permeable Polytetrafluoroethylene Composites with Improved Mechanical and Thermal Properties
US9644054B2 (en) 2014-12-19 2017-05-09 W. L. Gore & Associates, Inc. Dense articles formed from tetrafluoroethylene core shell copolymers and methods of making the same
WO2017213129A1 (ja) * 2016-06-06 2017-12-14 株式会社ニコン 流体デバイス
JPWO2018116513A1 (ja) * 2016-12-22 2019-10-24 住友電工ファインポリマー株式会社 多孔質材料、ガスセンサ及び多孔質材料の製造方法

Family Cites Families (67)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2776465A (en) * 1954-08-12 1957-01-08 Du Pont Highly oriented shaped tetrafluoroethylene article and process for producing the same
US2953428A (en) * 1955-06-22 1960-09-20 Union Carbide Corp Production of polychlorotrifluoroethylene textiles
US2915786A (en) * 1957-07-26 1959-12-08 Continental Diamond Fibre Corp Method for making coherent unsintered plastic tape
US3054761A (en) * 1960-06-22 1962-09-18 Raybestos Manhattan Inc Extrudable composition comprising tetrafluoroethylene, methyl methacrylate, and a volatile organic lubricant
GB989002A (en) * 1960-10-27 1965-04-14 British Belting & Asbestos Ltd A new or improved bearing material
US3231460A (en) * 1963-03-21 1966-01-25 Raybestos Manhattan Inc Sheet material
US3365355A (en) * 1964-04-29 1968-01-23 Pennsalt Chemicals Corp Tetrafluoroethylene polymer articles having one readily cementable surface containing glass particles
US3391221A (en) * 1964-09-21 1968-07-02 Gore & Ass Fluorocarbon polymer molding compositions
US3265092A (en) * 1965-04-13 1966-08-09 Pennsylvania Fluorocarbon Comp Fep-fluorocarbon tubing
US3322608A (en) * 1965-09-16 1967-05-30 Hailiburton Company Aerating media
US3407096A (en) * 1966-01-25 1968-10-22 American Cyanamid Co Fuel cell and method for preparing the electrodes
US3513064A (en) * 1966-04-27 1970-05-19 Du Pont Composite polyfluorocarbon sheet material
US3486961A (en) * 1966-07-27 1969-12-30 Minnesota Mining & Mfg Continuous method for making a polytetrafluoroethylene laminate
BE757004A (fr) * 1969-10-03 1971-03-16 Gore & Ass Agent d'etancheite
CA962021A (en) * 1970-05-21 1975-02-04 Robert W. Gore Porous products and process therefor
US3962153A (en) * 1970-05-21 1976-06-08 W. L. Gore & Associates, Inc. Very highly stretched polytetrafluoroethylene and process therefor
CA980967A (en) * 1971-02-03 1976-01-06 Takayuki Katto Process for producing porous articles of polytetrafluoroethylene
US3783057A (en) * 1971-12-30 1974-01-01 Schlumber Technology Corp Wire insulation splicing technique for high temperature well logging cable
US4096227A (en) * 1973-07-03 1978-06-20 W. L. Gore & Associates, Inc. Process for producing filled porous PTFE products
JPS5327785B2 (de) * 1974-10-26 1978-08-10
US4031283A (en) * 1975-11-20 1977-06-21 E. I. Du Pont De Nemours And Company Polytetrafluoroethylene felt
US4028324A (en) * 1975-12-16 1977-06-07 United Technologies Corporation High temperature seal material and method for manufacturing the same
US4208745A (en) * 1976-01-21 1980-06-24 Sumitomo Electric Industries, Ltd. Vascular prostheses composed of polytetrafluoroethylene and process for their production
US4234535A (en) * 1976-04-29 1980-11-18 Sumitomo Electric Industries, Ltd. Process for producing porous polytetrafluoroethylene tubings
US4025679A (en) * 1976-08-06 1977-05-24 W. L. Gore & Associates, Inc. Fibrillated polytetrafluoroethylene woven filter fabric
US4110392A (en) * 1976-12-17 1978-08-29 W. L. Gore & Associates, Inc. Production of porous sintered PTFE products
US4194041A (en) * 1978-06-29 1980-03-18 W. L. Gore & Associates, Inc. Waterproof laminate
JPS6037735B2 (ja) * 1978-10-18 1985-08-28 住友電気工業株式会社 人工血管
CA1147109A (en) * 1978-11-30 1983-05-31 Hiroshi Mano Porous structure of polytetrafluoroethylene and process for production thereof
US4256806A (en) * 1979-07-05 1981-03-17 W. L. Gore & Associates, Inc. Smudge free graphite coated polymeric substrate and a method for preparing the same
US4283448A (en) * 1980-02-14 1981-08-11 W. L. Gore & Associates, Inc. Composite polytetrafluoroethylene article and a process for making the same
US4321914A (en) * 1980-04-22 1982-03-30 W. L. Gore & Associates, Inc. Percutaneous conduit having PTFE skirt
US4344999A (en) * 1980-04-22 1982-08-17 W. L. Gore & Associates, Inc. Breathable laminate
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
US4478665A (en) * 1980-11-06 1984-10-23 W. L. Gore & Associates, Inc. Method for manufacturing highly porous, high strength PTFE articles
US4545862A (en) * 1981-03-17 1985-10-08 W. L. Gore & Associates, Inc. Desalination device and process
US4599810A (en) * 1981-08-06 1986-07-15 W. L. Gore & Associates Waterproof shoe construction
US4482516A (en) * 1982-09-10 1984-11-13 W. L. Gore & Associates, Inc. Process for producing a high strength porous polytetrafluoroethylene product having a coarse microstructure
US4443511A (en) * 1982-11-19 1984-04-17 W. L. Gore & Associates, Inc. Elastomeric waterproof laminate
US4720400A (en) * 1983-03-18 1988-01-19 W. L. Gore & Associates, Inc. Microporous metal-plated polytetrafluoroethylene articles and method of manufacture
US4557957A (en) * 1983-03-18 1985-12-10 W. L. Gore & Associates, Inc. Microporous metal-plated polytetrafluoroethylene articles and method of manufacture
US4770927A (en) * 1983-04-13 1988-09-13 Chemical Fabrics Corporation Reinforced fluoropolymer composite
US4531916A (en) * 1983-07-08 1985-07-30 W. L. Gore & Associates, Inc. Dental implant with expanded PTFE gingival interface
US4550447A (en) * 1983-08-03 1985-11-05 Shiley Incorporated Vascular graft prosthesis
US4647416A (en) * 1983-08-03 1987-03-03 Shiley Incorporated Method of preparing a vascular graft prosthesis
US4510931A (en) * 1983-10-26 1985-04-16 W. L. Gore & Associates, Inc. Barrier for use during cardiopulmonary resuscitation
US4576869A (en) * 1984-06-18 1986-03-18 E. I. Du Pont De Nemours And Company Tetrafluoroethylene fine powder and preparation thereof
US4578063A (en) * 1984-09-14 1986-03-25 W. L. Gore & Assoc., Inc. Central venous catheter
US4680220A (en) * 1985-02-26 1987-07-14 W. L. Gore & Associates, Inc. Dielectric materials
US4747897A (en) * 1985-02-26 1988-05-31 W. L. Gore & Associates, Inc. Dielectric materials
US4718907A (en) * 1985-06-20 1988-01-12 Atrium Medical Corporation Vascular prosthesis having fluorinated coating with varying F/C ratio
US4748217A (en) * 1986-01-27 1988-05-31 E. I. Du Pont De Nemours And Company Preparation of tetrafluoroethylene fine powder
US4869714A (en) * 1986-02-13 1989-09-26 California Institute Of Technology Luminal surface fabrication for cardiovascular prostheses
US5032302A (en) * 1986-08-06 1991-07-16 Exfluor Research Corporation Perfluoropolyether solid fillers for lubricants
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
US4876051A (en) * 1986-11-13 1989-10-24 W. L. Gore & Associates, Inc. Apparatus and method for extruding and expanding polytetrafluoroethylene tubing and the products produced thereby
US5071609A (en) * 1986-11-26 1991-12-10 Baxter International Inc. Process of manufacturing porous multi-expanded fluoropolymers
US4945125A (en) * 1987-01-05 1990-07-31 Tetratec Corporation Process of producing a fibrillated semi-interpenetrating polymer network of polytetrafluoroethylene and silicone elastomer and shaped products thereof
DE3710146A1 (de) * 1987-03-31 1988-10-13 Basf Ag Verfahren zum verschliessen und/oder abdichten von oeffnungen, hohl- oder zwischenraeumen bei auf formzylindern aufgebrachten druckplatten
DE3710145A1 (de) * 1987-03-31 1988-10-13 Basf Ag Verfahren zur negativ-korrektur von tiefdruckformen sowie korrektur-mittel hierfuer
US4816339A (en) * 1987-04-28 1989-03-28 Baxter International Inc. Multi-layered poly(tetrafluoroethylene)/elastomer materials useful for in vivo implantation
US4822341A (en) * 1987-11-20 1989-04-18 Impra, Inc. Vascular access fistula
JPH0733451B2 (ja) * 1988-11-18 1995-04-12 ダイキン工業株式会社 ポリテトラフルオロエチレン多孔膜およびその製法
US4955899A (en) * 1989-05-26 1990-09-11 Impra, Inc. Longitudinally compliant vascular graft
IT1239666B (it) * 1990-03-15 1993-11-11 Piegatrici Macch Elettr Aspo rotante a revolver
US5150476A (en) * 1991-03-22 1992-09-29 Southern Mills, Inc. Insulating fabric and method of producing same
CA2108278A1 (en) * 1991-06-04 1992-12-05 Hoo Y. Chung Porous products manufactured from polytetrafluoroethylene treated with a perfluoroether fluid and methods of manufacturing such products

Also Published As

Publication number Publication date
US5972449A (en) 1999-10-26
CA2108278A1 (en) 1992-12-05
AU668087B2 (en) 1996-04-26
DE69226183D1 (de) 1998-08-13
US5869156A (en) 1999-02-09
EP0587588B1 (de) 1998-07-08
JPH07501347A (ja) 1995-02-09
BR9205929A (pt) 1994-09-27
DE69226183T2 (de) 1998-12-10
WO1992021715A1 (en) 1992-12-10
EP0587588A1 (de) 1994-03-23
AU1666792A (en) 1993-01-08

Similar Documents

Publication Publication Date Title
ZA923268B (en) Fluid treated polytetrafluoroethlene products and their manufacture
ZA922334B (en) Health product
GB8910788D0 (en) Absorbent products and their manufacture
EP0525808A3 (en) Conductive and exothermic fluid material
HU902257D0 (en) Products of relieving effect
HU9302829D0 (en) Plant kitinase gene and its application
ZA929127B (en) Quinoline-3-carboxamides their manufacture and use
GB9114202D0 (en) Blood products
GB9216186D0 (en) Product and production method
GB9203206D0 (en) Treatment of particulate material
HUT64000A (en) Glass product and its use
AU116291S (en) Food product
AR244720A1 (es) Productos de adicion de glicidil eter esterificados.
AU116200S (en) Food product
EP0549801A4 (en) Diamond-covered member and production thereof
GB9021234D0 (en) Treatment of food and other products
EP0514099A3 (en) Die-shaping apparatus and process and product formed thereby
IL102229A0 (en) Honey-based food product
GB9100915D0 (en) Products and process
GB9114896D0 (en) Identification of materials and products
EP0340392A3 (en) Beta-diketone-polymer reaction product and use thereof
HU9203050D0 (en) Thieno-cyclopentanole-oximes and pharmaceutical preparatives containing them
GB9115055D0 (en) Products
GB2270024B (en) Material preparation and processing methods
GB9105825D0 (en) Treatment of fluids