JPS5146794B2 - - Google Patents

Info

Publication number
JPS5146794B2
JPS5146794B2 JP49036708A JP3670874A JPS5146794B2 JP S5146794 B2 JPS5146794 B2 JP S5146794B2 JP 49036708 A JP49036708 A JP 49036708A JP 3670874 A JP3670874 A JP 3670874A JP S5146794 B2 JPS5146794 B2 JP S5146794B2
Authority
JP
Japan
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
Application number
JP49036708A
Other languages
Japanese (ja)
Other versions
JPS49130986A (en]
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 filed Critical
Publication of JPS49130986A publication Critical patent/JPS49130986A/ja
Publication of JPS5146794B2 publication Critical patent/JPS5146794B2/ja
Expired legal-status Critical Current

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

Landscapes

  • Chemical & Material Sciences (AREA)
  • Health & Medical Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Medicinal Chemistry (AREA)
  • Polymers & Plastics (AREA)
  • Organic Chemistry (AREA)
  • Addition Polymer Or Copolymer, Post-Treatments, Or Chemical Modifications (AREA)
  • Compositions Of Macromolecular Compounds (AREA)
  • Processes Of Treating Macromolecular Substances (AREA)
JP49036708A 1973-04-04 1974-04-02 Expired JPS5146794B2 (en])

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US00347548A US3855191A (en) 1973-04-04 1973-04-04 Polytetrafluoroethylene molding powders of tetrafluoroethylene and perfluoro (alkyl vinyl ether) copolymer

Publications (2)

Publication Number Publication Date
JPS49130986A JPS49130986A (en]) 1974-12-16
JPS5146794B2 true JPS5146794B2 (en]) 1976-12-10

Family

ID=23364188

Family Applications (1)

Application Number Title Priority Date Filing Date
JP49036708A Expired JPS5146794B2 (en]) 1973-04-04 1974-04-02

Country Status (8)

Country Link
US (1) US3855191A (en])
JP (1) JPS5146794B2 (en])
CA (1) CA1011044A (en])
DE (1) DE2416452A1 (en])
FR (1) FR2224493B1 (en])
GB (1) GB1442448A (en])
IT (1) IT1010904B (en])
NL (1) NL7404559A (en])

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS601278U (ja) * 1983-06-17 1985-01-08 株式会社　ヤマシタ 釣用浮子
JPH0174772U (en]) * 1987-11-06 1989-05-22
WO1993016126A1 (en) * 1992-02-05 1993-08-19 Daikin Industries, Ltd. Polytetrafluoroethylene powder for molding

Families Citing this family (57)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4129618A (en) * 1974-05-16 1978-12-12 Imperial Chemical Industries Limited Tetrafluoroethylene polymers
US4029868A (en) * 1976-03-10 1977-06-14 E. I. Du Pont De Nemours And Company Tetrafluoroethylene terpolymers
US4252859A (en) * 1978-10-31 1981-02-24 E. I. Du Pont De Nemours And Company Fluoropolymer blend coating compositions containing copolymers of perfluorinated polyvinyl ether
US4316836A (en) * 1980-04-23 1982-02-23 E. I. Du Pont De Nemours And Company Stabilized fluoroelastomer compositions
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"
DE3021369A1 (de) * 1980-06-06 1981-12-24 Hoechst Ag, 6000 Frankfurt Rohpolymerisat-pulver aus einem modifizierten tetrafluorethylen-polymerisat mit hohem schuettgewicht und guter rieselfaehigkeit
JPS5869213A (ja) * 1981-09-21 1983-04-25 Daikin Ind Ltd 含フツ素共重合体
JPS59144923U (ja) * 1983-03-16 1984-09-27 日本電波工業株式会社 圧電振動子
JPS6030629U (ja) * 1983-08-09 1985-03-01 日本電波工業株式会社 圧電振動子
EP0264464B1 (en) * 1985-10-19 1992-05-13 Daikin Industries, Limited Culture vessel
US4714756A (en) * 1985-10-23 1987-12-22 E. I. Du Pont De Nemours And Company Process for preparing melt processible tetrafluoroethylene copolymer granules
JPH0762056B2 (ja) * 1988-09-10 1995-07-05 ダイキン工業株式会社 新規非結晶性含フッ素共重合体
US5709944A (en) * 1992-02-05 1998-01-20 Daikin Industries, Ltd. Polytetrafluoroethylene molding powder
US5453235A (en) * 1993-01-29 1995-09-26 Impra, Inc. Method of forming dual porosity FTFE tubes by extrusion of concentric preforms
DE4332712A1 (de) * 1993-09-25 1995-03-30 Hoechst Ag Verfahren zur Herstellung eines modifizierten Polytetrafluorethylens und seine Verwendung
DE4335705A1 (de) * 1993-10-20 1995-04-27 Hoechst Ag Herstellung eines modifizierten Polytetrafluorethylens und seine Verwendung
DE19547907A1 (de) 1995-12-21 1997-06-26 Dyneon Gmbh Nichtrieselfähige Formpulver aus modifizierten Polytetrafluorethylenen
GB9606818D0 (en) * 1996-03-30 1996-06-05 Gore W L & Ass Uk Granular-type modified polytetrafluoroethlyene dispersions and fused articles prepared therefrom (Case A)
GB9606824D0 (en) * 1996-03-30 1996-06-05 Gore W L & Ass Uk Granular-type modified polytetrafluoroethlyene dispersions and fused articles prepared therefrom
IT1298172B1 (it) 1998-01-22 1999-12-20 Ausimont Spa Processo per la preparazione di politetrafluoroetilene (ptfe) modificato
KR100659955B1 (ko) * 1998-03-25 2006-12-22 다이낑 고오교 가부시키가이샤 불소함유 엘라스토머의 금속함유량 저감화 방법
US6177533B1 (en) 1998-11-13 2001-01-23 E. I. Du Pont De Nemours And Company Polytetrafluoroethylene resin
US6136933A (en) * 1998-11-13 2000-10-24 E. I. Du Pont De Nemours And Company Process for polymerizing tetrafluoroethylene
US6726994B1 (en) * 1998-11-18 2004-04-27 Daikin Industries, Ltd. Structural member of fluorine-containing polymer having adhesive property at high temperature and sliding material produced by using same
US6279408B1 (en) * 2000-09-28 2001-08-28 Horiba Instruments, Inc. Sample bag
US7125941B2 (en) * 2001-03-26 2006-10-24 3M Innovative Properties Company Aqueous emulsion polymerization process for producing fluoropolymers
CA2446014A1 (en) 2001-05-02 2002-11-07 3M Innovative Properties Company Aqueous emulsion polymerization in the presence of ethers as chain transfer agents to produce fluoropolymers
CA2445998A1 (en) 2001-05-02 2002-11-07 3M Innovative Properties Company Emulsifier free aqueous emulsion polymerization process for making fluoropolymers
US6737489B2 (en) 2001-05-21 2004-05-18 3M Innovative Properties Company Polymers containing perfluorovinyl ethers and applications for such polymers
US7045571B2 (en) * 2001-05-21 2006-05-16 3M Innovative Properties Company Emulsion polymerization of fluorinated monomers
US7279522B2 (en) 2001-09-05 2007-10-09 3M Innovative Properties Company Fluoropolymer dispersions containing no or little low molecular weight fluorinated surfactant
US7060772B2 (en) * 2001-09-20 2006-06-13 3M Innovative Properties Company Fluoropolymers from tetrafluoroethylene and perfluoro(alkoxyalkyl vinyl) ether
JP4207442B2 (ja) * 2002-03-20 2009-01-14 旭硝子株式会社 ポリテトラフルオロエチレン水性分散液組成物の製造方法
US6870020B2 (en) * 2002-04-30 2005-03-22 E. I. Du Pont De Nemours And Company High vinyl ether modified sinterable polytetrafluoroethylene
US7176265B2 (en) * 2002-11-22 2007-02-13 E. I. Du Pont De Nemours And Company Directly polymerized low molecular weight granular polytetrafluoroethylene
ATE529451T1 (de) * 2003-11-17 2011-11-15 3M Innovative Properties Co Wässrige ptfe-dispersionen mit einem niedrigen gehalt an fluorierten emulgatoren
EP1702932A4 (en) * 2003-12-09 2009-10-21 Daikin Ind Ltd AQUEOUS FLUORINE POLYMER DISPERSION AND PROCESS FOR PRODUCING THE SAME
US7495051B2 (en) * 2004-09-27 2009-02-24 3M Innovative Properties Company Nanocomposite and method of making the same
GB0523853D0 (en) 2005-11-24 2006-01-04 3M Innovative Properties Co Fluorinated surfactants for use in making a fluoropolymer
GB0514398D0 (en) 2005-07-15 2005-08-17 3M Innovative Properties Co Aqueous emulsion polymerization of fluorinated monomers using a fluorinated surfactant
GB0525978D0 (en) 2005-12-21 2006-02-01 3M Innovative Properties Co Fluorinated Surfactants For Making Fluoropolymers
US20080015304A1 (en) 2006-07-13 2008-01-17 Klaus Hintzer Aqueous emulsion polymerization process for producing fluoropolymers
US7795332B2 (en) 2005-07-15 2010-09-14 3M Innovative Properties Company Method of removing fluorinated carboxylic acid from aqueous liquid
US7485609B2 (en) * 2005-09-29 2009-02-03 Kimberly-Clark Worldwide, Inc. Encapsulated liquid cleanser
US7728087B2 (en) 2005-12-23 2010-06-01 3M Innovative Properties Company Fluoropolymer dispersion and method for making the same
US7754795B2 (en) 2006-05-25 2010-07-13 3M Innovative Properties Company Coating composition
US8119750B2 (en) 2006-07-13 2012-02-21 3M Innovative Properties Company Explosion taming surfactants for the production of perfluoropolymers
US7678859B2 (en) * 2006-09-14 2010-03-16 3M Innovative Properties Company Preparation and stabilization of fluoropolymer dispersions
US20080264864A1 (en) 2007-04-27 2008-10-30 3M Innovative Properties Company PROCESS FOR REMOVING FLUORINATED EMULSIFIER FROM FLUOROPOLMER DISPERSIONS USING AN ANION-EXCHANGE RESIN AND A pH-DEPENDENT SURFACTANT AND FLUOROPOLYMER DISPERSIONS CONTAINING A pH-DEPENDENT SURFACTANT
GB0716421D0 (en) 2007-08-23 2007-10-03 3M Innovative Properties Co Method of preparing fluoropolymers by aqueous emulsion polymerization
US8628843B2 (en) * 2008-10-24 2014-01-14 Porex Corporation Composite PTFE materials and applications thereof
CN101797786B (zh) * 2010-03-26 2013-03-20 肇庆市大旺台旺门窗厂 新型智能隐形防盗网线及其绝缘保护层的制作方法
CN103764728A (zh) * 2011-08-29 2014-04-30 大金工业株式会社 含氟聚合物粉末、覆膜以及含氟聚合物粉末的制造方法
CN102617776A (zh) * 2012-03-23 2012-08-01 上海三爱富新材料股份有限公司 一种高强度耐蠕变性的聚四氟乙烯制备方法
JP6971241B2 (ja) 2016-01-21 2021-11-24 スリーエム イノベイティブ プロパティズ カンパニー フルオロポリマーの積層プロセス
TW201908107A (zh) 2017-07-19 2019-03-01 美商3M新設資產公司 氟聚合物的加成性加工
CN117343465B (zh) * 2023-11-09 2024-03-19 江门市格雷亚特流体密封技术有限公司 一种电解槽用聚四氟乙烯密封垫片及其制备工艺

Family Cites Families (12)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
NL110421C (en]) * 1957-03-29
US3142665A (en) * 1960-07-26 1964-07-28 Du Pont Novel tetrafluoroethylene resins and their preparation
US3245972A (en) * 1962-06-21 1966-04-12 Du Pont Polytetrafluoroethylene molding powder and its preparation
GB1033638A (en) * 1963-09-09 1966-06-22 Du Pont Polytetrafluoroethylene moulding powders and their preparation
US3265679A (en) * 1963-09-19 1966-08-09 Pennsalt Chemicals Corp Chemical product and method for its manufacture
US3527857A (en) * 1965-10-26 1970-09-08 Hoechst Ag Process for preparing polytetrafluoroethylene-containing powder
US3391099A (en) * 1966-04-25 1968-07-02 Du Pont Polymerization process
NL6707195A (en]) * 1966-05-25 1967-11-27
US3629219A (en) * 1968-10-09 1971-12-21 Du Pont Process for increasing the surface area of granular polytetrafluoroethylene resin
US3642742A (en) * 1969-04-22 1972-02-15 Du Pont Tough stable tetrafluoroethylene-fluoroalkyl perfluorovinyl ether copolymers
US3635926A (en) * 1969-10-27 1972-01-18 Du Pont Aqueous process for making improved tetrafluoroethylene / fluoroalkyl perfluorovinyl ether copolymers
US3819594A (en) * 1972-05-17 1974-06-25 Du Pont Tetrafluoroethylene fine powder resin of a copolymer of tetrafluoroethylene and perfluoro(alkyl vinyl ether)

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS601278U (ja) * 1983-06-17 1985-01-08 株式会社　ヤマシタ 釣用浮子
JPH0174772U (en]) * 1987-11-06 1989-05-22
WO1993016126A1 (en) * 1992-02-05 1993-08-19 Daikin Industries, Ltd. Polytetrafluoroethylene powder for molding

Also Published As

Publication number Publication date
JPS49130986A (en]) 1974-12-16
CA1011044A (en) 1977-05-24
NL7404559A (en]) 1974-10-08
DE2416452A1 (de) 1974-10-24
IT1010904B (it) 1977-01-20
FR2224493A1 (en]) 1974-10-31
FR2224493B1 (en]) 1979-04-20
US3855191A (en) 1974-12-17
DE2416452C2 (en]) 1990-06-13
GB1442448A (en) 1976-07-14

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