CA2270615A1 - Dispersion spinning process for poly(tetrafluoroethylene) and related polymers - Google Patents
Dispersion spinning process for poly(tetrafluoroethylene) and related polymersInfo
- Publication number
- CA2270615A1 CA2270615A1 CA002270615A CA2270615A CA2270615A1 CA 2270615 A1 CA2270615 A1 CA 2270615A1 CA 002270615 A CA002270615 A CA 002270615A CA 2270615 A CA2270615 A CA 2270615A CA 2270615 A1 CA2270615 A1 CA 2270615A1
- Authority
- CA
- Canada
- Prior art keywords
- tetrafluoroethylene
- poly
- spinning process
- related polymers
- dispersion spinning
- 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.)
- Granted
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
Abstract
A process for spinning a fully water washed fluorinated olefinic polymer intermediate fiber structure from a mixture of an aqueous dispersion of particles of the fluorinated olefinic polymer and a solution of a cellulosic ether.
Applications Claiming Priority (3)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US08/770,530 | 1996-12-20 | ||
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 |
---|---|
CA2270615A1 true CA2270615A1 (en) | 1998-07-02 |
CA2270615C CA2270615C (en) | 2006-01-24 |
Family
ID=25088869
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CA002270615A Expired - Lifetime CA2270615C (en) | 1996-12-20 | 1997-12-16 | Dispersion spinning process for poly(tetrafluoroethylene) and related polymers |
Country Status (13)
Country | Link |
---|---|
US (2) | US5762846A (en) |
EP (1) | EP0946798B1 (en) |
JP (1) | JP3783239B2 (en) |
KR (1) | KR100470368B1 (en) |
CN (1) | CN1106462C (en) |
AT (1) | ATE225417T1 (en) |
AU (1) | AU724024B2 (en) |
BR (1) | BR9713771A (en) |
CA (1) | CA2270615C (en) |
DE (1) | DE69716122T2 (en) |
RU (1) | RU2190707C2 (en) |
TW (1) | TW411370B (en) |
WO (1) | WO1998028470A1 (en) |
Families Citing this family (25)
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 |
WO2002072694A1 (en) * | 2001-02-13 | 2002-09-19 | Asahi Kasei Kabushiki Kaisha | Ion-exchange fluororesin 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 |
US7173094B2 (en) * | 2001-09-26 | 2007-02-06 | Nichias Corporation | Moldings of fluororubbers and process for their production |
JP2006501380A (en) * | 2002-10-01 | 2006-01-12 | シャムロック テクノロジーズ インコーポレーテッド | Method for producing cellulosic fiber containing PTFE |
JP2004216610A (en) * | 2003-01-10 | 2004-08-05 | Shin Etsu Chem Co Ltd | Paper/film composite structure and its manufacturing method |
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 (en) * | 2007-06-14 | 2012-01-25 | Toray Fluorofibers (America) Inc. | Thermally stable polyterafluoroethylene fiber and method of making same |
JP5366172B2 (en) * | 2007-06-18 | 2013-12-11 | 日東電工株式会社 | Method for producing polytetrafluoroethylene fiber, and polytetrafluoroethylene fiber |
DK2384375T3 (en) * | 2009-01-16 | 2017-10-16 | Zeus Ind Products Inc | ELECTROSPINING PTFE WITH HIGH-VISUAL MATERIALS |
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 |
US8132747B2 (en) * | 2009-03-03 | 2012-03-13 | Toray Fluorofibers (America), Inc. | Method of making 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 (en) * | 2013-05-29 | 2016-03-16 | 西安工程大学 | A kind of preparation method of polytetrafluoroethylene fibre |
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 |
EP3035974B1 (en) | 2013-08-22 | 2019-10-09 | Arch Biosurgery Inc. | Implantable meshes for controlling the movement of fluids |
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 (en) * | 2020-11-24 | 2021-03-16 | 江苏川羽高分子材料科技有限责任公司 | Preparation method of fluorine-containing polymer composite fiber |
CN115506043B (en) * | 2022-09-14 | 2023-07-18 | 顾榴俊 | Preparation method of PTFE (polytetrafluoroethylene) fiber |
Family Cites Families (19)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US2772444A (en) * | 1954-08-12 | 1956-12-04 | Du Pont | Composition comprising a polyhalogenated ethylene polymer and viscose and process of shaping the same |
NL106462C (en) * | 1954-08-12 | |||
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 |
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 |
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 |
US3055852A (en) * | 1958-09-08 | 1962-09-25 | Acheson Ind Inc | Polytetrafluoroethylene-cellulosic ether dispersion, method of forming coatings therewith, and article coated 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 (en) * | 1983-09-20 | 1985-04-13 | Terumo Corp | Production of hollow fiber |
JPS63126911A (en) * | 1986-11-17 | 1988-05-30 | Toray Ind Inc | Ultrafine fiber of tetrafluoroethylene resin and production thereof |
GB2220881B (en) * | 1988-04-28 | 1992-07-08 | Toyo Boseki | Improvements in or relating to superabsorbent materials |
JP2932330B2 (en) * | 1991-10-28 | 1999-08-09 | 雪印乳業株式会社 | Method for hydrogenating and reducing nitrogen-containing compounds |
GB2284421A (en) * | 1993-12-02 | 1995-06-07 | Courtaulds Plc | Treatment of cellulose |
-
1996
- 1996-12-20 US US08/770,530 patent/US5762846A/en not_active Expired - Lifetime
-
1997
- 1997-09-18 US US08/932,877 patent/US5820984A/en not_active Expired - Lifetime
- 1997-12-16 CN CN97180875A patent/CN1106462C/en not_active Expired - Lifetime
- 1997-12-16 AT AT97951754T patent/ATE225417T1/en active
- 1997-12-16 AU AU55311/98A patent/AU724024B2/en not_active Expired
- 1997-12-16 WO PCT/US1997/023446 patent/WO1998028470A1/en active IP Right Grant
- 1997-12-16 EP EP97951754A patent/EP0946798B1/en not_active Expired - Lifetime
- 1997-12-16 CA CA002270615A patent/CA2270615C/en not_active Expired - Lifetime
- 1997-12-16 JP JP52894598A patent/JP3783239B2/en not_active Expired - Lifetime
- 1997-12-16 DE DE69716122T patent/DE69716122T2/en not_active Expired - Lifetime
- 1997-12-16 RU RU99116005/04A patent/RU2190707C2/en active
- 1997-12-16 KR KR10-1999-7005580A patent/KR100470368B1/en not_active IP Right Cessation
- 1997-12-16 BR BR9713771-5A patent/BR9713771A/en not_active IP Right Cessation
- 1997-12-17 TW TW086119081A patent/TW411370B/en not_active IP Right Cessation
Also Published As
Publication number | Publication date |
---|---|
ATE225417T1 (en) | 2002-10-15 |
EP0946798A1 (en) | 1999-10-06 |
KR20000062247A (en) | 2000-10-25 |
EP0946798B1 (en) | 2002-10-02 |
RU2190707C2 (en) | 2002-10-10 |
TW411370B (en) | 2000-11-11 |
CN1106462C (en) | 2003-04-23 |
CA2270615C (en) | 2006-01-24 |
US5762846A (en) | 1998-06-09 |
JP3783239B2 (en) | 2006-06-07 |
AU5531198A (en) | 1998-07-17 |
KR100470368B1 (en) | 2005-02-07 |
AU724024B2 (en) | 2000-09-07 |
DE69716122D1 (en) | 2002-11-07 |
BR9713771A (en) | 2000-02-01 |
CN1241224A (en) | 2000-01-12 |
WO1998028470A1 (en) | 1998-07-02 |
JP2001511222A (en) | 2001-08-07 |
DE69716122T2 (en) | 2003-07-03 |
US5820984A (en) | 1998-10-13 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
EEER | Examination request | ||
MKEX | Expiry |
Effective date: 20171218 |