JPS55794A - Tetrafluoroethylene aqueous dispersion polymerization - Google Patents

Tetrafluoroethylene aqueous dispersion polymerization

Info

Publication number
JPS55794A
JPS55794A JP7479179A JP7479179A JPS55794A JP S55794 A JPS55794 A JP S55794A JP 7479179 A JP7479179 A JP 7479179A JP 7479179 A JP7479179 A JP 7479179A JP S55794 A JPS55794 A JP S55794A
Authority
JP
Japan
Prior art keywords
aqueous dispersion
dispersion polymerization
tetrafluoroethylene
tetrafluoroethylene aqueous
polymerization
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
Application number
JP7479179A
Other languages
English (en)
Japanese (ja)
Other versions
JPS6152842B2 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html
Inventor
Bishiyunu Gangaru Sabuhashiyu
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.)
EIDP 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 JPS55794A publication Critical patent/JPS55794A/ja
Publication of JPS6152842B2 publication Critical patent/JPS6152842B2/ja
Granted legal-status Critical Current

Links

Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D1/00—Evaporating
    • B01D1/26—Multiple-effect evaporating
    • 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
    • C08F14/00—Homopolymers and 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
    • C08F14/18—Monomers containing fluorine
    • C08F14/26—Tetrafluoroethene

Landscapes

  • Chemical & Material Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Health & Medical Sciences (AREA)
  • Medicinal Chemistry (AREA)
  • Polymers & Plastics (AREA)
  • Organic Chemistry (AREA)
  • Polymerisation Methods In General (AREA)
  • Addition Polymer Or Copolymer, Post-Treatments, Or Chemical Modifications (AREA)
JP7479179A 1978-06-16 1979-06-15 Tetrafluoroethylene aqueous dispersion polymerization Granted JPS55794A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US05/916,844 US4342675A (en) 1978-06-16 1978-06-16 Process for preparing aqueous dispersion of polytetrafluoroethylene

Publications (2)

Publication Number Publication Date
JPS55794A true JPS55794A (en) 1980-01-07
JPS6152842B2 JPS6152842B2 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) 1986-11-14

Family

ID=25437919

Family Applications (1)

Application Number Title Priority Date Filing Date
JP7479179A Granted JPS55794A (en) 1978-06-16 1979-06-15 Tetrafluoroethylene aqueous dispersion polymerization

Country Status (4)

Country Link
US (1) US4342675A (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)
EP (1) EP0006346B1 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)
JP (1) JPS55794A (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)
DE (1) DE2964600D1 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2015516026A (ja) * 2012-05-09 2015-06-04 イー・アイ・デュポン・ドウ・ヌムール・アンド・カンパニーＥ．Ｉ．Ｄｕ Ｐｏｎｔ Ｄｅ Ｎｅｍｏｕｒｓ Ａｎｄ Ｃｏｍｐａｎｙ 変色を低減させるための溶融押出し成形および酸素源への曝露を利用するフッ素化ポリマー樹脂処理
US9484768B2 (en) 2013-11-01 2016-11-01 Innochips Technology Co., Ltd. Complex device and electronic device having the same
WO2022025190A1 (ja) * 2020-07-30 2022-02-03 ダイキン工業株式会社 含フッ素エラストマー水性分散液の製造方法、含フッ素エラストマーおよび水性分散液

Families Citing this family (25)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS6076516A (ja) * 1983-09-12 1985-05-01 Daikin Ind Ltd ポリテトラフルオロエチレン水性分散体の製法
US4595518A (en) * 1985-07-10 1986-06-17 E. I. Du Pont De Nemours And Company Coating fibrous substrates with fluoropolymer amphoteric polymer and surfactants
US4748217A (en) * 1986-01-27 1988-05-31 E. I. Du Pont De Nemours And Company Preparation of tetrafluoroethylene fine powder
IT1189092B (it) * 1986-04-29 1988-01-28 Ausimont Spa Processo di polimerizzazione in dispersione acquosa di monomeri fluorurati
DE3718949A1 (de) * 1986-06-06 1987-12-10 Du Pont Anisotrope, fluessigkristalline, waessrige polytetrafluorethylen- und tetrafluorethylen-copolymer-dispersionen
IT1204903B (it) * 1986-06-26 1989-03-10 Ausimont Spa Processo di polimerizzazione in dispersione acquosa di monomeri florati
GB8628291D0 (en) * 1986-11-26 1986-12-31 Ici Plc Tetrafluoroethylene polymers
DE4305618A1 (de) * 1993-02-24 1994-08-25 Hoechst Ag Beschichtung poröser, hydrophober Substrate mit thermoplastischen Fluorpolymeren
JP3172983B2 (ja) * 1993-09-20 2001-06-04 ダイキン工業株式会社 ビニリデンフルオライド系重合体の水性分散液およびその製法
US5955556A (en) * 1995-11-06 1999-09-21 Alliedsignal Inc. Method of manufacturing fluoropolymers
US6036945A (en) 1997-04-11 2000-03-14 Shamrock Technologies, Inc. Delivery systems for active ingredients including sunscreen actives and methods of making same
US6403740B1 (en) 1997-04-15 2002-06-11 E. I. Du Pont De Nemours And Company Vinyl fluoride interpolymers
US6429258B1 (en) * 1999-05-20 2002-08-06 E. I. Du Pont De Nemours & Company Polymerization of fluoromonomers
US6395848B1 (en) 1999-05-20 2002-05-28 E. I. Du Pont De Nemours And Company Polymerization of fluoromonomers
EP1529785B1 (en) * 2003-10-24 2011-03-16 3M Innovative Properties Company Aqueous dispersions of polytetrafluoroethylene particles
EP1533325B1 (en) 2003-11-17 2011-10-19 3M Innovative Properties Company Aqueous dispersions of polytetrafluoroethylene having a low amount of fluorinated surfactant
US20060281845A1 (en) * 2005-06-10 2006-12-14 Ramin Amin-Sanayei Aqueous process for making fluoropolymers
US8557938B2 (en) * 2005-11-10 2013-10-15 Arkema Inc. Branched fluoropolymers
US7897682B2 (en) * 2006-11-09 2011-03-01 E. I. Du Pont De Nemours And Company Aqueous polymerization of fluorinated monomers using polymerization agent comprising fluoropolyether acid or salt and hydrocarbon surfactant
EP2638083B1 (en) * 2010-11-09 2019-04-10 The Chemours Company FC, LLC Reducing the telogenic behavior of hydrocarbon-containing surfactants in aqueous dispersion fluoromonomer polymerization
EP2638081B1 (en) 2010-11-09 2019-07-03 The Chemours Company FC, LLC Aqueous polymerization of fluoromonomer using hydrocarbon surfactant
CN106674392B (zh) * 2010-11-09 2019-10-18 科慕埃弗西有限公司 含氟单体的含水聚合反应中的成核作用
JP6124798B2 (ja) * 2010-12-22 2017-05-10 ソルヴェイ・スペシャルティ・ポリマーズ・イタリー・エッセ・ピ・ア フッ化ビニリデンとトリフルオロエチレンのポリマー
CN106414510B (zh) 2013-11-26 2018-11-30 得凯莫斯公司弗罗里达有限公司 采用聚环氧烷在含氟单体的水相聚合中成核
US11952441B2 (en) * 2018-10-03 2024-04-09 Daikin Industries, Ltd. Polytetrafluoroethylene production method

Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS52112686A (en) * 1976-03-18 1977-09-21 Daikin Ind Ltd Preparation of tetrafluoroethylene polymer

Family Cites Families (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3245971A (en) * 1962-01-24 1966-04-12 Pennsalt Chemicals Corp Aqueous polymerization process for vinylidene fluoride
BE654084A (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) * 1963-10-08 1965-04-07
FR1550055A (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) * 1965-06-18 1968-12-20
US3391099A (en) * 1966-04-25 1968-07-02 Du Pont Polymerization process
DE1795078C3 (de) * 1968-08-07 1974-12-19 Farbwerke Hoechst Ag, Vormals Meister Lucius & Bruening, 6000 Frankfurt Wäßrige Polytetrafluoräthylen-Dispersionen, Verfahren zu ihrer Herstellung und ihre Verwendung
US3951930A (en) * 1971-08-12 1976-04-20 Imperial Chemical Industries Limited Extrusion powder
US4016345A (en) * 1972-12-22 1977-04-05 E. I. Du Pont De Nemours And Company Process for polymerizing tetrafluoroethylene in aqueous dispersion

Patent Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS52112686A (en) * 1976-03-18 1977-09-21 Daikin Ind Ltd Preparation of tetrafluoroethylene polymer

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2015516026A (ja) * 2012-05-09 2015-06-04 イー・アイ・デュポン・ドウ・ヌムール・アンド・カンパニーＥ．Ｉ．Ｄｕ Ｐｏｎｔ Ｄｅ Ｎｅｍｏｕｒｓ Ａｎｄ Ｃｏｍｐａｎｙ 変色を低減させるための溶融押出し成形および酸素源への曝露を利用するフッ素化ポリマー樹脂処理
US9484768B2 (en) 2013-11-01 2016-11-01 Innochips Technology Co., Ltd. Complex device and electronic device having the same
WO2022025190A1 (ja) * 2020-07-30 2022-02-03 ダイキン工業株式会社 含フッ素エラストマー水性分散液の製造方法、含フッ素エラストマーおよび水性分散液

Also Published As

Publication number Publication date
EP0006346B1 (en) 1983-01-26
DE2964600D1 (en) 1983-03-03
JPS6152842B2 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) 1986-11-14
US4342675A (en) 1982-08-03
EP0006346A1 (en) 1980-01-09

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