ATE225417T1 - Verfahren zum dispersionsspinnen von polytetrafluoräthylen und verwandten polymeren - Google Patents

Verfahren zum dispersionsspinnen von polytetrafluoräthylen und verwandten polymeren

Info

Publication number
ATE225417T1
ATE225417T1 AT97951754T AT97951754T ATE225417T1 AT E225417 T1 ATE225417 T1 AT E225417T1 AT 97951754 T AT97951754 T AT 97951754T AT 97951754 T AT97951754 T AT 97951754T AT E225417 T1 ATE225417 T1 AT E225417T1
Authority
AT
Austria
Prior art keywords
polytetrafluorethylene
related polymers
dispersion spinning
spinning
olefinic polymer
Prior art date
Application number
AT97951754T
Other languages
English (en)
Inventor
Nicole Lee Blankenbeckler
Joseph Michael Ii Donckers
Warren Francis Knoff
Original Assignee
Du Pont
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 Du Pont filed Critical Du Pont
Application granted granted Critical
Publication of ATE225417T1 publication Critical patent/ATE225417T1/de

Links

Classifications

    • D—TEXTILES; PAPER
    • D01—NATURAL OR MAN-MADE THREADS OR FIBRES; SPINNING
    • D01D—MECHANICAL METHODS OR APPARATUS IN THE MANUFACTURE OF ARTIFICIAL FILAMENTS, THREADS, FIBRES, BRISTLES OR RIBBONS
    • D01D5/00—Formation of filaments, threads, or the like
    • D01D5/06—Wet spinning methods
    • D—TEXTILES; PAPER
    • D01—NATURAL OR MAN-MADE THREADS OR FIBRES; SPINNING
    • D01F—CHEMICAL FEATURES IN THE MANUFACTURE OF ARTIFICIAL FILAMENTS, THREADS, FIBRES, BRISTLES OR RIBBONS; APPARATUS SPECIALLY ADAPTED FOR THE MANUFACTURE OF CARBON FILAMENTS
    • D01F6/00—Monocomponent artificial filaments or the like of synthetic polymers; Manufacture thereof
    • D01F6/44—Monocomponent artificial filaments or the like of synthetic polymers; Manufacture thereof from mixtures of polymers obtained by reactions only involving carbon-to-carbon unsaturated bonds as major constituent with other polymers or low-molecular-weight compounds
    • D01F6/48—Monocomponent artificial filaments or the like of synthetic polymers; Manufacture thereof from mixtures of polymers obtained by reactions only involving carbon-to-carbon unsaturated bonds as major constituent with other polymers or low-molecular-weight compounds of polymers of halogenated hydrocarbons
    • D—TEXTILES; PAPER
    • D01—NATURAL OR MAN-MADE THREADS OR FIBRES; SPINNING
    • D01F—CHEMICAL FEATURES IN THE MANUFACTURE OF ARTIFICIAL FILAMENTS, THREADS, FIBRES, BRISTLES OR RIBBONS; APPARATUS SPECIALLY ADAPTED FOR THE MANUFACTURE OF CARBON FILAMENTS
    • D01F6/00—Monocomponent artificial filaments or the like of synthetic polymers; Manufacture thereof
    • D01F6/02—Monocomponent artificial filaments or the like of synthetic polymers; Manufacture thereof from homopolymers obtained by reactions only involving carbon-to-carbon unsaturated bonds
    • D01F6/08—Monocomponent 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
    • D01F6/12—Monocomponent 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
    • 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
    • Y10T428/29—Coated or structually defined flake, particle, cell, strand, strand portion, rod, filament, macroscopic fiber or mass thereof
    • Y10T428/2913—Rod, strand, filament or fiber
    • Y10T428/2933—Coated or with bond, impregnation or core
    • Y10T428/2964—Artificial fiber or filament
    • Y10T428/2965—Cellulosic
    • 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
    • Y10T428/29—Coated or structually defined flake, particle, cell, strand, strand portion, rod, filament, macroscopic fiber or mass thereof
    • Y10T428/2913—Rod, strand, filament or fiber
    • Y10T428/2933—Coated or with bond, impregnation or core
    • Y10T428/2964—Artificial fiber or filament
    • Y10T428/2967—Synthetic resin or polymer

Landscapes

  • Engineering & Computer Science (AREA)
  • Textile Engineering (AREA)
  • Chemical & Material Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • General Chemical & Material Sciences (AREA)
  • Mechanical Engineering (AREA)
  • Artificial Filaments (AREA)
  • Compositions Of Macromolecular Compounds (AREA)
  • Spinning Methods And Devices For Manufacturing Artificial Fibers (AREA)
AT97951754T 1996-12-20 1997-12-16 Verfahren zum dispersionsspinnen von polytetrafluoräthylen und verwandten polymeren ATE225417T1 (de)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US08/770,530 US5762846A (en) 1996-12-20 1996-12-20 Dispersion spinning process for polytetrafluoroethylene and related polymers
PCT/US1997/023446 WO1998028470A1 (en) 1996-12-20 1997-12-16 Dispersion spinning process for poly(tetrafluoroethylene) and related polymers

Publications (1)

Publication Number Publication Date
ATE225417T1 true ATE225417T1 (de) 2002-10-15

Family

ID=25088869

Family Applications (1)

Application Number Title Priority Date Filing Date
AT97951754T ATE225417T1 (de) 1996-12-20 1997-12-16 Verfahren zum dispersionsspinnen von polytetrafluoräthylen und verwandten polymeren

Country Status (13)

Country Link
US (2) US5762846A (de)
EP (1) EP0946798B1 (de)
JP (1) JP3783239B2 (de)
KR (1) KR100470368B1 (de)
CN (1) CN1106462C (de)
AT (1) ATE225417T1 (de)
AU (1) AU724024B2 (de)
BR (1) BR9713771A (de)
CA (1) CA2270615C (de)
DE (1) DE69716122T2 (de)
RU (1) RU2190707C2 (de)
TW (1) TW411370B (de)
WO (1) WO1998028470A1 (de)

Families Citing this family (26)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5762846A (en) * 1996-12-20 1998-06-09 E. I. Du Pont De Nemours And Company Dispersion spinning process for polytetrafluoroethylene and related polymers
US7309729B1 (en) 2000-03-07 2007-12-18 Rohm And Haas Company Aqueous additive systems for polymeric matrices
JP3920779B2 (ja) * 2001-02-13 2007-05-30 旭化成ケミカルズ株式会社 フッ素系イオン交換樹脂前駆体組成物とその製法
US7015159B2 (en) * 2001-07-24 2006-03-21 E. I. Du Pont De Nemours And Company Nonwoven material for low friction bearing surfaces
US7173094B2 (en) * 2001-09-26 2007-02-06 Nichias Corporation Moldings of fluororubbers and process for their production
CA2501026C (en) * 2002-10-01 2008-12-30 Shamrock Technologies, Inc. Process of making cellulosic fibers including ptfe
JP2004216610A (ja) * 2003-01-10 2004-08-05 Shin Etsu Chem Co Ltd 紙／フィルム複合構造体及びその製造方法
US7347960B2 (en) * 2003-12-31 2008-03-25 E. I. Du Pont De Nemours And Company Dispersion spinning core-shell fluoropolymers
US9162005B2 (en) 2005-04-25 2015-10-20 Arch Biosurgery, Inc. Compositions for prevention of adhesions and other barrier applications
US7390448B2 (en) * 2005-08-05 2008-06-24 E.I. Du Pont De Nemours And Company Spinning low fluorosurfactant fluoropolymer dispersions
US7498079B1 (en) * 2007-06-13 2009-03-03 Toray Fluorofibers (America), Inc. Thermally stable polytetrafluoroethylene fiber and method of making same
EP2167710B1 (de) * 2007-06-14 2012-01-25 Toray Fluorofibers (America) Inc. Thermisch stabile polyterafluorethylenfaser und herstellungsverfahren dafür
JP5366172B2 (ja) * 2007-06-18 2013-12-11 日東電工株式会社 ポリテトラフルオロエチレン繊維の製造方法、およびポリテトラフルオロエチレン繊維
WO2010083530A2 (en) * 2009-01-16 2010-07-22 Zeus Industrial Products, Inc. Electrospinning of ptfe with high viscosity materials
US8132747B2 (en) * 2009-03-03 2012-03-13 Toray Fluorofibers (America), Inc. Method of making hydrophilic fluoropolymer material
US8132748B2 (en) * 2009-03-03 2012-03-13 Toray Fluorofibers (America), Inc. Method of making hydrophilic fluoropolymer material
US8003208B2 (en) * 2009-03-03 2011-08-23 Toray Fluorofibers (America), Inc. Hydrophilic fluoropolymer material
WO2011072482A1 (en) 2009-12-14 2011-06-23 The University Of Hong Kong Nano cancer barrier device(ncbd) to immobilize and inhibit the division of metastic cancer stem cells
CN103276466B (zh) * 2013-05-29 2016-03-16 西安工程大学 一种聚四氟乙烯纤维的制备方法
US10106916B2 (en) * 2013-07-29 2018-10-23 Toray Fluorofibers (America), Inc. Wear polytetrafluoroethylene (PTFE) fiber and method of making same
US9422642B2 (en) * 2013-07-29 2016-08-23 Toray Fluorofibers (America), Inc. Wear polytetrafluoroethylene (PTFE) fiber and method of making same
WO2015027203A1 (en) 2013-08-22 2015-02-26 Arch Biosurgery, Inc. Implantable meshes for controlling the movement of fluids
JP6908275B2 (ja) * 2015-04-28 2021-07-21 スピンノヴァ オイＳｐｉｎｎｏｖａ Ｏｙ 繊維性糸の製造のための、化学的方法およびシステム
US11242630B2 (en) * 2016-03-23 2022-02-08 Toray Fluorofibers (America), Inc. Wettable fluoropolymer fiber material
CN112501713A (zh) * 2020-11-24 2021-03-16 江苏川羽高分子材料科技有限责任公司 一种含氟聚合物复合纤维的制备方法
CN115506043B (zh) * 2022-09-14 2023-07-18 顾榴俊 一种ptfe纤维的制备方法

Family Cites Families (21)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
NL106462C (de) * 1954-08-12
US2772444A (en) * 1954-08-12 1956-12-04 Du Pont Composition comprising a polyhalogenated ethylene polymer and viscose and process of shaping the same
US2951047A (en) * 1956-12-24 1960-08-30 Du Pont Preparation of filaments from polytetrafluoroethylene emulsions
US3118846A (en) * 1956-12-24 1964-01-21 Du Pont Composition comprising tetrafluoroethylene polymer and cellulose ester and process for preparing shaped articles therefrom
US3148234A (en) * 1956-12-24 1964-09-08 Du Pont Method of preparing filaments containing polytetrafluoroethylene emulsions
US3147323A (en) * 1956-12-24 1964-09-01 Du Pont Method of preparation of filaments from polytetrafluoroethylene emulsion
US3078242A (en) * 1957-09-30 1963-02-19 Du Pont Composition comprising a solution of an organic compound containing two reactive groups and a polymer in the form of particles below about 15 microns
US3154506A (en) * 1958-09-08 1964-10-27 Acheson Ind Inc Polytetrafluoroethylene-water insoluble cellulosic ester dispersions and method of forming coatings therewith
US3242120A (en) * 1960-03-22 1966-03-22 Du Pont Self-supporting gel shaped structures
US3114672A (en) * 1961-08-09 1963-12-17 Du Pont Sheet forming binder particles composed of thermoplastic polymer dispersed in a polysaccharide matrix
US3397944A (en) * 1963-02-07 1968-08-20 Toyo Rayon Co Ltd Deposition of alkaline material on viscose-fluoroethylene fibers prior to sintering
US3670069A (en) * 1969-09-15 1972-06-13 Itt Process for forming hydroxyethyl cellulose fibers having high water absorption and high water retention properties
US3655853A (en) * 1970-08-10 1972-04-11 Du Pont Process for producing polytetrafluoroethylene filaments
GB1407132A (en) * 1973-03-15 1975-09-24 Pesonal Products Co Cellulosic materials
JPS6065107A (ja) * 1983-09-20 1985-04-13 Terumo Corp 中空繊維の製造方法
DE3718949A1 (de) * 1986-06-06 1987-12-10 Du Pont Anisotrope, fluessigkristalline, waessrige polytetrafluorethylen- und tetrafluorethylen-copolymer-dispersionen
JPS63126911A (ja) * 1986-11-17 1988-05-30 Toray Ind Inc 四弗化エチレン樹脂極細繊維及びその製造法
GB2220881B (en) * 1988-04-28 1992-07-08 Toyo Boseki Improvements in or relating to superabsorbent materials
JP2932330B2 (ja) * 1991-10-28 1999-08-09 雪印乳業株式会社 含窒素化合物の水素化還元方法
GB2284421A (en) * 1993-12-02 1995-06-07 Courtaulds Plc Treatment of cellulose
US5762846A (en) * 1996-12-20 1998-06-09 E. I. Du Pont De Nemours And Company Dispersion spinning process for polytetrafluoroethylene and related polymers

Also Published As

Publication number Publication date
DE69716122T2 (de) 2003-07-03
AU5531198A (en) 1998-07-17
EP0946798A1 (de) 1999-10-06
DE69716122D1 (de) 2002-11-07
BR9713771A (pt) 2000-02-01
US5762846A (en) 1998-06-09
CA2270615A1 (en) 1998-07-02
CA2270615C (en) 2006-01-24
TW411370B (en) 2000-11-11
JP3783239B2 (ja) 2006-06-07
CN1106462C (zh) 2003-04-23
KR100470368B1 (ko) 2005-02-07
WO1998028470A1 (en) 1998-07-02
JP2001511222A (ja) 2001-08-07
EP0946798B1 (de) 2002-10-02
CN1241224A (zh) 2000-01-12
AU724024B2 (en) 2000-09-07
RU2190707C2 (ru) 2002-10-10
KR20000062247A (ko) 2000-10-25
US5820984A (en) 1998-10-13

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