DE60217944D1 - Verfahren zur Herstellung von nicht thermisch verarbeitbaren Feinpulvern eines Homopolymeren oder modifizierten PTFE - Google Patents

Verfahren zur Herstellung von nicht thermisch verarbeitbaren Feinpulvern eines Homopolymeren oder modifizierten PTFE

Info

Publication number
DE60217944D1
DE60217944D1 DE60217944T DE60217944T DE60217944D1 DE 60217944 D1 DE60217944 D1 DE 60217944D1 DE 60217944 T DE60217944 T DE 60217944T DE 60217944 T DE60217944 T DE 60217944T DE 60217944 D1 DE60217944 D1 DE 60217944D1
Authority
DE
Germany
Prior art keywords
homopolymer
preparation
fine powders
modified ptfe
thermally processable
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 - Fee Related
Application number
DE60217944T
Other languages
English (en)
Other versions
DE60217944T2 (de
Inventor
Valery Kapeliouchko
Hua Wu
Giovanna Palamone
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.)
Solvay Specialty Polymers Italy SpA
Original Assignee
Solvay Solexis SpA
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 Solvay Solexis SpA filed Critical Solvay Solexis SpA
Publication of DE60217944D1 publication Critical patent/DE60217944D1/de
Application granted granted Critical
Publication of DE60217944T2 publication Critical patent/DE60217944T2/de
Anticipated expiration legal-status Critical
Expired - Fee Related 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
    • C08J3/16—Powdering or granulating by coagulating dispersions
    • 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)
  • Dispersion Chemistry (AREA)
  • Health & Medical Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Medicinal Chemistry (AREA)
  • Polymers & Plastics (AREA)
  • Organic Chemistry (AREA)
  • Processes Of Treating Macromolecular Substances (AREA)
  • Addition Polymer Or Copolymer, Post-Treatments, Or Chemical Modifications (AREA)
DE60217944T 2001-07-26 2002-07-23 Verfahren zur Herstellung von nicht thermisch verarbeitbaren Feinpulvern eines homopolymeren oder modifizierten PTFE Expired - Fee Related DE60217944T2 (de)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
ITMI20011615 2001-07-26
IT2001MI001615A ITMI20011615A1 (it) 2001-07-26 2001-07-26 Processo di ottenimento di p0lveri fini non termoprocessabili di ptfeomopolimero o ptfe modificato

Publications (2)

Publication Number Publication Date
DE60217944D1 true DE60217944D1 (de) 2007-03-22
DE60217944T2 DE60217944T2 (de) 2007-09-20

Family

ID=11448154

Family Applications (1)

Application Number Title Priority Date Filing Date
DE60217944T Expired - Fee Related DE60217944T2 (de) 2001-07-26 2002-07-23 Verfahren zur Herstellung von nicht thermisch verarbeitbaren Feinpulvern eines homopolymeren oder modifizierten PTFE

Country Status (5)

Country Link
US (1) US6790932B2 (de)
EP (1) EP1279693B1 (de)
JP (1) JP2003055467A (de)
DE (1) DE60217944T2 (de)
IT (1) ITMI20011615A1 (de)

Families Citing this family (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
ITMI20011614A1 (it) * 2001-07-26 2003-01-26 Ausimont Spa Processo di purificazione di copolimeri termoprocessabili del tetrafluoroetilene
EP1995270B1 (de) * 2001-10-24 2018-06-06 Daikin Industries, Ltd. PTFE-Pulver und Herstellungsverfahren für PTFE-Formpulver
US7323506B2 (en) * 2004-12-02 2008-01-29 Natural Resources Canada High performance P(VDF-TrFE) copolymer for pyroelectric conversion
ITMI20051397A1 (it) * 2005-07-21 2007-01-22 Solvay Solexis Spa Polveri fini di fluoropolimeri
EP2205646B1 (de) * 2007-10-22 2011-04-13 Solvay Solexis S.p.A. Verfahren zur herstellung getrockneter feinpulver aus schmelzverarbeitbaren oder nicht-schmelzverarbeitbaren tfe-(co)polymeren
PL2495273T3 (pl) 2009-10-30 2017-10-31 Kureha Corp Sposób wytwarzania obrobionego termicznie polimeru proszkowego fluorku winylidenu
US9441054B2 (en) 2010-12-22 2016-09-13 Solvay Specialty Polymers Italy S.P.A. Vinylidene fluoride copolymers
CN103270060B (zh) 2010-12-22 2016-02-24 索尔维特殊聚合物意大利有限公司 偏二氟乙烯以及三氟乙烯聚合物
WO2023094623A1 (en) 2021-11-29 2023-06-01 Solvay Specialty Polymers Italy S.P.A. Battery electrode and method of making the same
WO2024052249A1 (en) 2022-09-08 2024-03-14 Specialty Operations France Battery electrode and method of making the same
WO2024078923A1 (en) 2022-10-10 2024-04-18 Solvay Specialty Polymers Italy S.P.A. Battery electrode and method of making the same

Family Cites Families (14)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2593583A (en) * 1951-03-14 1952-04-22 Du Pont Method for coagulating aqueous dispersions of polytetrafluoroethylene
US3046283A (en) 1957-08-19 1962-07-24 Merck & Co Inc 10-(omega-aminoalkylidene)-thioxanthenes
US3046263A (en) * 1959-07-10 1962-07-24 Du Pont Coagulation of colloidal polytetrafluoroethylene dispersions
US3752789A (en) * 1971-08-20 1973-08-14 Du Pont Isolation of a fluoropolymer from a latex
USRE30378E (en) * 1977-09-12 1980-08-19 E. I. Dupont De Nemours And Company Process for recovery of polymers from their dispersions in liquids
US4675380A (en) * 1985-10-25 1987-06-23 E. I. Du Pont De Nemours And Company Melt-processible tetrafluoroethylene/perfluoroolefin copolymer granules and processes for preparing them
IL82308A (en) * 1986-06-26 1990-11-29 Ausimont Spa Microemulsions containing perfluoropolyethers
IT1204903B (it) 1986-06-26 1989-03-10 Ausimont Spa Processo di polimerizzazione in dispersione acquosa di monomeri florati
US5077359A (en) * 1989-10-26 1991-12-31 E. I. Du Pont De Nemours And Company Peroxide-curable fluoroelastomers and chlorofluoroelastomers having bromine and iodine curesites and the preparation
DE4233824A1 (de) * 1992-10-08 1994-04-14 Hoechst Ag Verfahren zur Aufarbeitung wäßriger Dispersionen von Fluorthermoplasten
US5391709A (en) * 1993-11-17 1995-02-21 E. I. Du Pont De Nemours And Company Purification process of PTFE using fiber bed and heated air
JPH11246607A (ja) * 1998-02-27 1999-09-14 Asahi Glass Co Ltd ポリテトラフルオロエチレンを含む水性分散液の製造方法
ITMI981519A1 (it) 1998-07-02 2000-01-02 Ausimont Spa Processodi polimerizzazione del tfe
US6593416B2 (en) * 2000-02-01 2003-07-15 3M Innovative Properties Company Fluoropolymers

Also Published As

Publication number Publication date
DE60217944T2 (de) 2007-09-20
EP1279693A2 (de) 2003-01-29
EP1279693B1 (de) 2007-01-31
ITMI20011615A1 (it) 2003-01-26
US20030088055A1 (en) 2003-05-08
EP1279693A3 (de) 2004-01-07
JP2003055467A (ja) 2003-02-26
ITMI20011615A0 (it) 2001-07-26
US6790932B2 (en) 2004-09-14

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Legal Events

Date Code Title Description
8364 No opposition during term of opposition
8339 Ceased/non-payment of the annual fee