DE69326979T2 - Polytetrafluoräthylenformpulver - Google Patents
PolytetrafluoräthylenformpulverInfo
- Publication number
- DE69326979T2 DE69326979T2 DE69326979T DE69326979T DE69326979T2 DE 69326979 T2 DE69326979 T2 DE 69326979T2 DE 69326979 T DE69326979 T DE 69326979T DE 69326979 T DE69326979 T DE 69326979T DE 69326979 T2 DE69326979 T2 DE 69326979T2
- Authority
- DE
- Germany
- Prior art keywords
- polytetrafluorethylene
- mold powder
- mold
- powder
- polytetrafluorethylene mold
- 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
Links
Classifications
-
- 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
- C08J3/00—Processes of treating or compounding macromolecular substances
- C08J3/12—Powdering or granulating
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08F—MACROMOLECULAR COMPOUNDS OBTAINED BY REACTIONS ONLY INVOLVING CARBON-TO-CARBON UNSATURATED BONDS
- C08F214/00—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
- C08F214/18—Monomers containing fluorine
- C08F214/26—Tetrafluoroethene
- C08F214/262—Tetrafluoroethene with fluorinated vinyl ethers
-
- 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
-
- 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
- Y10T428/2982—Particulate matter [e.g., sphere, flake, etc.]
Applications Claiming Priority (5)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP1999892 | 1992-02-05 | ||
JP11444392 | 1992-05-07 | ||
JP12734892 | 1992-05-20 | ||
JP16751992 | 1992-06-25 | ||
PCT/JP1993/000140 WO1993016126A1 (en) | 1992-02-05 | 1993-02-04 | Polytetrafluoroethylene powder for molding |
Publications (2)
Publication Number | Publication Date |
---|---|
DE69326979D1 DE69326979D1 (de) | 1999-12-16 |
DE69326979T2 true DE69326979T2 (de) | 2000-04-20 |
Family
ID=27457294
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
DE69326979T Expired - Lifetime DE69326979T2 (de) | 1992-02-05 | 1993-02-04 | Polytetrafluoräthylenformpulver |
Country Status (5)
Country | Link |
---|---|
US (1) | US5763082A (de) |
EP (1) | EP0583481B1 (de) |
JP (1) | JP3177983B2 (de) |
DE (1) | DE69326979T2 (de) |
WO (1) | WO1993016126A1 (de) |
Families Citing this family (39)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
EP0697888B1 (de) | 1993-05-12 | 2003-09-17 | Chiron Corporation | Konserviertes Motiv der Hepatitis C Virus E2/NS1 Region |
JPH0952955A (ja) * | 1995-08-11 | 1997-02-25 | Daikin Ind Ltd | 変性ポリテトラフルオロエチレン粒状粉末の製法 |
DE69636119T2 (de) | 1995-09-18 | 2006-11-30 | Daikin Industries, Ltd. | Gefülltes körniges polytetrafluorethylenpulver und verfahren zur ihrer herstellung |
JP3152294B2 (ja) * | 1997-03-17 | 2001-04-03 | ダイキン工業株式会社 | フィラーを含まないポリテトラフルオロエチレン粒状粉末およびその製法 |
JP3319329B2 (ja) * | 1997-03-17 | 2002-08-26 | ダイキン工業株式会社 | フィラー入りポリテトラフルオロエチレン粒状粉末およびその製法 |
JP3152284B2 (ja) * | 1997-03-17 | 2001-04-03 | ダイキン工業株式会社 | 変性ポリテトラフルオロエチレン粒状粉末 |
IT1298172B1 (it) * | 1998-01-22 | 1999-12-20 | Ausimont Spa | Processo per la preparazione di politetrafluoroetilene (ptfe) modificato |
FR2805006B1 (fr) * | 2000-02-11 | 2002-06-14 | Air Liquide | Pompe cryogenique tres haute pression |
WO2001070854A1 (fr) * | 2000-03-24 | 2001-09-27 | Daikin Industries, Ltd. | Anneau d'etancheite |
DE60129438T2 (de) * | 2000-05-25 | 2008-04-17 | Daikin Industries, Ltd. | Dichtungsring |
DE10048730A1 (de) * | 2000-09-29 | 2002-04-18 | Dyneon Gmbh | Thermoplastisch oder sintertechnisch verarbeitbares Fluorpolymer |
CN1482978A (zh) * | 2000-12-28 | 2004-03-17 | 大金工业株式会社 | 密封环以及具有该密封环的动力操纵阀装置 |
WO2003024713A1 (en) * | 2001-09-18 | 2003-03-27 | Mykrolis Corporation | High-strength, chemically resistant laminar film with limited extractables |
US7060772B2 (en) | 2001-09-20 | 2006-06-13 | 3M Innovative Properties Company | Fluoropolymers from tetrafluoroethylene and perfluoro(alkoxyalkyl vinyl) ether |
JPWO2003035724A1 (ja) | 2001-10-24 | 2005-02-10 | ダイキン工業株式会社 | Ptfe粉末及びptfe成形用粉末製造方法 |
DE10161866A1 (de) * | 2001-12-14 | 2003-07-10 | Elringklinger Ag | Lagerelement zum Abstützen eines Körpers |
US6870020B2 (en) * | 2002-04-30 | 2005-03-22 | E. I. Du Pont De Nemours And Company | High vinyl ether modified sinterable polytetrafluoroethylene |
EP1790671B1 (de) * | 2002-04-30 | 2009-07-29 | E.I. Du Pont De Nemours And Company | Vinylether modifiziertes sinterbares Polytetrafluorethylen |
US6911489B2 (en) * | 2002-06-10 | 2005-06-28 | Asahi Glass Fluoropolymers Usa, Inc. | Methods for preparing agglomerated pellets of polytetrafluoroethylene and molded articles and the agglomerated pellets of polytetrafluoroethylene and molded articles prepared thereby |
WO2004024788A1 (en) * | 2002-09-12 | 2004-03-25 | 3M Innovative Properties Company | Fluoroelastomers with improved permeation resistance and method for making the same |
JP4466002B2 (ja) * | 2002-12-06 | 2010-05-26 | 旭硝子株式会社 | テトラフルオロエチレン共重合体、その製造方法およびペースト押し出し成形物 |
US7247690B2 (en) * | 2003-04-17 | 2007-07-24 | E. I. Du Pont De Nemours And Company | Melt-fabricable tetrafluoroethylene/fluorinated vinyl ether copolymer prepared by suspension polymerization |
US7638918B2 (en) * | 2004-06-14 | 2009-12-29 | Carbone Lorraine Applications Electriques | Carbon brush having a shunt wire in a carbon brush body |
WO2006059642A1 (ja) * | 2004-11-30 | 2006-06-08 | Daikin Industries, Ltd. | 変性ポリテトラフルオロエチレン成形体及びその製造方法 |
JP2006182889A (ja) * | 2004-12-27 | 2006-07-13 | Nichias Corp | 樹脂組成物及びバルブシート |
JP2006258222A (ja) * | 2005-03-18 | 2006-09-28 | Kitz Corp | バルブ |
US7528221B2 (en) | 2005-11-30 | 2009-05-05 | Daikin Industries, Ltd. | Modified polytetrafluoethylene molded article and process for manufacture thereof |
WO2007082110A1 (en) | 2006-01-05 | 2007-07-19 | Saint-Gobain Performance Plastics Corporation | Composite material and seals formed thereof |
CA2635628C (en) | 2006-01-05 | 2013-05-07 | Saint-Gobain Performance Plastics Corporation | Annular seal and pump including same |
US7811490B2 (en) * | 2007-02-06 | 2010-10-12 | Garlock Sealing Technologies, Inc. | Boron nitride filled PTFE |
ES2862460T3 (es) * | 2007-06-19 | 2021-10-07 | Flexible Ceramics Inc A California Corp | Materiales compuestos de resina de silicona para aplicaciones de materiales compuestos elásticos duraderos de alta temperatura |
WO2009041433A1 (ja) * | 2007-09-26 | 2009-04-02 | Iwaki Co., Ltd. | ポリテトラフルオロエチレン製ベローズ、その製造方法、その製造装置およびそれを用いた流体圧送機器 |
WO2010075576A2 (en) | 2008-12-24 | 2010-07-01 | Saint-Gobain Performance Plastics Corporation | Polymer material and seals formed thereof for high pressure pump applications |
US9364974B2 (en) * | 2009-09-21 | 2016-06-14 | Saint-Gobain Performance Plastics Corporation | Method of forming an article from non-melt processible polymers and articles formed thereby |
JP5278281B2 (ja) * | 2009-10-27 | 2013-09-04 | 旭硝子株式会社 | 溶融成形材料及び電線 |
JP6520120B2 (ja) * | 2013-07-25 | 2019-05-29 | 東レ株式会社 | 耐摩耗性多重織物 |
TWI513760B (zh) * | 2013-12-27 | 2015-12-21 | Chi Mei Corp | 聚碳酸酯組成物及其製造方法及成型品 |
JP6369511B2 (ja) | 2016-08-30 | 2018-08-08 | ダイキン工業株式会社 | 改質成形品の製造方法、成形品、ダイヤフラム及びダイヤフラムバルブ |
EP3766106B1 (de) * | 2018-03-15 | 2022-01-05 | Solvay Specialty Polymers Italy S.p.A. | Fluorpolymerzusammensetzung für komponenten einer lichtemittierenden vorrichtung |
Family Cites Families (18)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US2393967A (en) * | 1942-12-24 | 1946-02-05 | Du Pont | Process for polymerizing tetrafluoroethylene |
DE1794346B2 (de) * | 1959-08-11 | 1975-11-13 | E.I. Du Pont De Nemours And Co., Wilmington, Del. (V.St.A.) | Teilchenförmiges Tetrafluoräthylenharz |
US3331822A (en) * | 1963-08-20 | 1967-07-18 | Thiokol Chemical Corp | Production of polytetrafluoroethylene molding powders by the aqueous suspension polymerization of tetrafluoroethylene with small amounts of perfluoroolefins containing from 3 to 4 carbon atoms |
DE1745252B2 (de) * | 1966-05-25 | 1975-07-31 | E.I. Du Pont De Nemours And Co., Wilmington, Del. (V.St.A.) | Verfahren zur Herstellung eines körnigen Tetrafluoräthylenpolymerisates |
US3953412A (en) * | 1972-08-09 | 1976-04-27 | Takumi Saito | Sintered micro-powder of tetrafluoroethylene polymers |
US3855191A (en) * | 1973-04-04 | 1974-12-17 | Du Pont | Polytetrafluoroethylene molding powders of tetrafluoroethylene and perfluoro (alkyl vinyl ether) copolymer |
DE2523569C3 (de) * | 1975-05-28 | 1980-08-07 | Hoechst Ag, 6000 Frankfurt | Verfahren zur Polymerisation von Tetrafluoräthylen nach dem Suspensionsverfahren |
NL189566C (nl) * | 1975-05-28 | 1993-05-17 | Hoechst Ag | Werkwijze voor de bereiding van suspensiepolymeren van tetrafluoretheen en werkwijze voor het vervaardigen van lichamen, ramextrudaton of foelies. |
DE2617829C2 (de) * | 1976-04-23 | 1982-06-03 | Hoechst Ag, 6000 Frankfurt | Verfahren zur Herstellung von Suspensionspolymerisaten des Tetrafluoräthylens |
JPS53139660A (en) * | 1977-05-12 | 1978-12-06 | Mitsui Fluorochemicals Co Ltd | Method of making mixture of glass powder and polytetrafluoroethylene powder |
US4123606A (en) * | 1977-09-21 | 1978-10-31 | E. I. Du Pont De Nemours And Company | Deagglomeration process |
DE3110193A1 (de) * | 1980-06-06 | 1982-09-30 | Hoechst Ag, 6000 Frankfurt | "verbessertes verfahren zur herstellung von modifiziertem tetrafluorethylen-polymerisatpulver mit hohem schuettgewicht und guter rieselfaehigkeit" |
DE3135598A1 (de) * | 1981-09-09 | 1983-03-17 | Hoechst Ag, 6000 Frankfurt | "kontinuierliches verfahren zur agglomerierung von ptee-pulvern im fluessigen medium und damit gewonnenes modifiziertes ptee-pulver" |
JPH075743B2 (ja) * | 1986-12-22 | 1995-01-25 | ダイキン工業株式会社 | テトラフルオロエチレン系共重合体粉末およびその製造法 |
US5176958A (en) * | 1987-06-24 | 1993-01-05 | Daikin Industries Ltd. | Modified polytetrafluoroethylene fine powder and process for preparing the same |
JP2551005B2 (ja) * | 1987-06-24 | 1996-11-06 | ダイキン工業株式会社 | 変性ポリテトラフルオロエチレンフアインパウダ−及びその製造方法 |
US4898799A (en) * | 1987-07-10 | 1990-02-06 | Konica Corporation | Photoreceptor |
DE4022405A1 (de) * | 1990-07-13 | 1992-01-16 | Hoechst Ag | Verfahren zur herstellung von tetrafluorethylen-polymerisat in waessriger suspension |
-
1993
- 1993-02-04 WO PCT/JP1993/000140 patent/WO1993016126A1/ja active IP Right Grant
- 1993-02-04 JP JP51394493A patent/JP3177983B2/ja not_active Expired - Lifetime
- 1993-02-04 DE DE69326979T patent/DE69326979T2/de not_active Expired - Lifetime
- 1993-02-04 EP EP93903310A patent/EP0583481B1/de not_active Expired - Lifetime
-
1995
- 1995-06-06 US US08/468,651 patent/US5763082A/en not_active Expired - Lifetime
Also Published As
Publication number | Publication date |
---|---|
JP3177983B2 (ja) | 2001-06-18 |
EP0583481A4 (en) | 1994-07-27 |
US5763082A (en) | 1998-06-09 |
EP0583481A1 (de) | 1994-02-23 |
WO1993016126A1 (en) | 1993-08-19 |
DE69326979D1 (de) | 1999-12-16 |
EP0583481B1 (de) | 1999-11-10 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
8364 | No opposition during term of opposition | ||
R071 | Expiry of right |
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