DE69716122D1 - Verfahren zum dispersionsspinnen von polytetrafluoräthylen und verwandten polymeren - Google Patents

Verfahren zum dispersionsspinnen von polytetrafluoräthylen und verwandten polymeren

Info

Publication number
DE69716122D1
DE69716122D1 DE69716122T DE69716122T DE69716122D1 DE 69716122 D1 DE69716122 D1 DE 69716122D1 DE 69716122 T DE69716122 T DE 69716122T DE 69716122 T DE69716122 T DE 69716122T DE 69716122 D1 DE69716122 D1 DE 69716122D1
Authority
DE
Germany
Prior art keywords
polytetrafluorethylene
related polymers
dispersion spinning
spinning
olefinic polymer
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 - Lifetime
Application number
DE69716122T
Other languages
English (en)
Other versions
DE69716122T2 (de
Inventor
Lee Blankenbeckler
Michael Donckers
Francis Knoff
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.)
Toray Industries Inc
Original Assignee
EI Du Pont de Nemours and Co
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 EI Du Pont de Nemours and Co filed Critical EI Du Pont de Nemours and Co
Publication of DE69716122D1 publication Critical patent/DE69716122D1/de
Application granted granted Critical
Publication of DE69716122T2 publication Critical patent/DE69716122T2/de
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

Links

Classifications

    • 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
    • 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
    • D01F6/02—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
DE69716122T 1996-12-20 1997-12-16 Verfahren zum dispersionsspinnen von polytetrafluoräthylen und verwandten polymeren Expired - Lifetime DE69716122T2 (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 (2)

Publication Number Publication Date
DE69716122D1 true DE69716122D1 (de) 2002-11-07
DE69716122T2 DE69716122T2 (de) 2003-07-03

Family

ID=25088869

Family Applications (1)

Application Number Title Priority Date Filing Date
DE69716122T Expired - Lifetime DE69716122T2 (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 (25)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US7309729B1 (en) * 2000-03-07 2007-12-18 Rohm And Haas Company Aqueous additive systems for polymeric matrices
US6911482B2 (en) * 2001-02-13 2005-06-28 Asahi Kasei Kabushiki Kaisha Ion exchange fluorocarbon resin precursor composition
US7015159B2 (en) * 2001-07-24 2006-03-21 E. I. Du Pont De Nemours And Company Nonwoven material for low friction bearing surfaces
CN1332988C (zh) * 2001-09-26 2007-08-22 霓佳斯株式会社 氟橡胶模塑产品及其生产方法
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
US8178030B2 (en) * 2009-01-16 2012-05-15 Zeus Industrial Products, Inc. Electrospinning of PTFE with high viscosity materials
US8132748B2 (en) * 2009-03-03 2012-03-13 Toray Fluorofibers (America), Inc. Method of making hydrophilic fluoropolymer material
US8132747B2 (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
US9439941B2 (en) 2009-12-14 2016-09-13 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
US9422642B2 (en) * 2013-07-29 2016-08-23 Toray Fluorofibers (America), Inc. Wear polytetrafluoroethylene (PTFE) fiber and method of making same
US10106916B2 (en) * 2013-07-29 2018-10-23 Toray Fluorofibers (America), Inc. Wear polytetrafluoroethylene (PTFE) fiber and method of making same
ES2756531T3 (es) 2013-08-22 2020-04-27 Arch Biosurgery Inc Mallas implantables para controlar el movimiento de fluidos
WO2016174307A1 (en) * 2015-04-28 2016-11-03 Spinnova Oy Chemical method and system for the manufacture of fibrous yarn
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 (19)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
BE540552A (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
US3147323A (en) * 1956-12-24 1964-09-01 Du Pont Method of preparation of filaments from polytetrafluoroethylene emulsion
US3148234A (en) * 1956-12-24 1964-09-08 Du Pont Method of preparing filaments containing 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
US2951047A (en) * 1956-12-24 1960-08-30 Du Pont Preparation of filaments from polytetrafluoroethylene emulsions
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
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

Also Published As

Publication number Publication date
KR20000062247A (ko) 2000-10-25
ATE225417T1 (de) 2002-10-15
BR9713771A (pt) 2000-02-01
US5820984A (en) 1998-10-13
EP0946798B1 (de) 2002-10-02
US5762846A (en) 1998-06-09
JP2001511222A (ja) 2001-08-07
EP0946798A1 (de) 1999-10-06
CA2270615A1 (en) 1998-07-02
TW411370B (en) 2000-11-11
DE69716122T2 (de) 2003-07-03
AU724024B2 (en) 2000-09-07
CA2270615C (en) 2006-01-24
CN1106462C (zh) 2003-04-23
RU2190707C2 (ru) 2002-10-10
JP3783239B2 (ja) 2006-06-07
AU5531198A (en) 1998-07-17
WO1998028470A1 (en) 1998-07-02
KR100470368B1 (ko) 2005-02-07
CN1241224A (zh) 2000-01-12

Similar Documents

Publication Publication Date Title
DE69716122D1 (de) Verfahren zum dispersionsspinnen von polytetrafluoräthylen und verwandten polymeren
ATE34850T1 (de) Verfahren und gegenstand zum reinigen von kontaktlinsen.
DE59208047D1 (de) Verfahren zur Herstellung von Ethylen(co)polymeren
DE69707873T2 (de) Herstellung von stereoregulären polymeren
DE69023583D1 (de) Verfahren zur Herstellung von stark absorbierenden Polymeren.
BR9610447A (pt) Processo e aparelho para a produção de fibras artificiais tramas não tecidas e panos não tecidos de sorvência
FI965075A0 (fi) Menetelmä selluloosasuspension valmistamiseksi
DE59803234D1 (de) Schwammtuch auf cellulosebasis und verfahren zur herstellung
NO992073L (no) Industriell vaskeprosess ved bruk av en smuss-oppl°sende polymer
IT8224902A0 (it) Fibre tessili di polimeri olefinici funzionalizzati e procedimento per la loro preparazione.
DE69713899T2 (de) Verfahren zum dispersionsspinnen von polytetrafluoräthylen und verwandten polymeren
TR199600365A2 (tr) Kendiliginden kivrilan iki komponentli polimer fiberlerin üretim yöntemi.
DE59104102D1 (de) Verfahren zur herstellung von kollagenpartikeln und ihre verwendung als wirkstoffträger.
DE69414705D1 (de) Verfahren zur Herstellung von polymeren Teilchen als Abstandshalter
SE8403595D0 (sv) Pappersmaskinbeklednad
DE69602343D1 (de) Verfahren zur Verbesserung der Stabilität von leitfähigen Polymeren
DE69114208T2 (de) Papierhilfsmittel und seine Verwendung.
DE59908671D1 (de) Verfahren zur herstellung eines polymeren netzwerkes
ATA169594A (de) Verfahren zur herstellung von cellulosischen formkörpern
DE59608917D1 (de) Hydrolysebeständige Polyesterfasern und -filamente, Masterbatches und Verfahren zur Herstellung von Polyesterfasern und -filamenten
ATE431876T1 (de) Verfahren zum beschleunigten abbau von mulchpapier, und mulchpapier
DE59800593D1 (de) Verfahren zur herstellung von viskose
DE69505696D1 (de) Verfahren zur verminderung der kontamination der cellulosischen ablauge
DE59008499D1 (de) Verfahren zur Herstellung von Ethylen (co-) polymeren.
DE59108828D1 (de) Verfahren zur Herstellung von Ethylen(co-)polymeren

Legal Events

Date Code Title Description
8327 Change in the person/name/address of the patent owner

Owner name: TORAY INDUSTRIES, INC., TOKIO/TOKYO, JP

8364 No opposition during term of opposition