FR2277849A1 - Procede pour la coagulation d'un elastomere fluore a partir d'une dispersion aqueuse - Google Patents

Procede pour la coagulation d'un elastomere fluore a partir d'une dispersion aqueuse

Info

Publication number
FR2277849A1
FR2277849A1 FR7521706A FR7521706A FR2277849A1 FR 2277849 A1 FR2277849 A1 FR 2277849A1 FR 7521706 A FR7521706 A FR 7521706A FR 7521706 A FR7521706 A FR 7521706A FR 2277849 A1 FR2277849 A1 FR 2277849A1
Authority
FR
France
Prior art keywords
coagulation
aqueous dispersion
fluorine elastomer
elastomer
fluorine
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
FR7521706A
Other languages
English (en)
Other versions
FR2277849B3 (fr
Inventor
Werner Trautvetter
Gregor Weisgerber
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.)
Dynamit Nobel AG
Original Assignee
Dynamit Nobel AG
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
Priority claimed from DE2433265A external-priority patent/DE2433265A1/de
Priority claimed from DE19742446748 external-priority patent/DE2446748A1/de
Application filed by Dynamit Nobel AG filed Critical Dynamit Nobel AG
Publication of FR2277849A1 publication Critical patent/FR2277849A1/fr
Application granted granted Critical
Publication of FR2277849B3 publication Critical patent/FR2277849B3/fr
Granted 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
    • C08F—MACROMOLECULAR COMPOUNDS OBTAINED BY REACTIONS ONLY INVOLVING CARBON-TO-CARBON UNSATURATED BONDS
    • C08F6/00—Post-polymerisation treatments
    • C08F6/14—Treatment of polymer emulsions
    • C08F6/22—Coagulation
    • 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

Landscapes

  • Chemical & Material Sciences (AREA)
  • Health & Medical Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Medicinal Chemistry (AREA)
  • Polymers & Plastics (AREA)
  • Organic Chemistry (AREA)
  • Dispersion Chemistry (AREA)
  • Compositions Of Macromolecular Compounds (AREA)
  • Addition Polymer Or Copolymer, Post-Treatments, Or Chemical Modifications (AREA)
FR7521706A 1974-07-11 1975-07-10 Procede pour la coagulation d'un elastomere fluore a partir d'une dispersion aqueuse Granted FR2277849A1 (fr)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
DE2433265A DE2433265A1 (de) 1974-07-11 1974-07-11 Verfahren zur koagulierung eines fluorelastomeren aus waessriger dispersion
DE19742446748 DE2446748A1 (de) 1974-10-01 1974-10-01 Verfahren zur koagulation eines flourelastomeren aus waessriger dispersion

Publications (2)

Publication Number Publication Date
FR2277849A1 true FR2277849A1 (fr) 1976-02-06
FR2277849B3 FR2277849B3 (fr) 1978-02-24

Family

ID=25767391

Family Applications (1)

Application Number Title Priority Date Filing Date
FR7521706A Granted FR2277849A1 (fr) 1974-07-11 1975-07-10 Procede pour la coagulation d'un elastomere fluore a partir d'une dispersion aqueuse

Country Status (5)

Country Link
US (1) US3997705A (fr)
JP (1) JPS5131789A (fr)
FR (1) FR2277849A1 (fr)
IT (1) IT1040920B (fr)
NL (1) NL7508323A (fr)

Families Citing this family (13)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4408038A (en) * 1982-03-29 1983-10-04 E. I. Du Pont De Nemours & Co. In-line coagulation process for fluoroelastomer emulsions
US4489196A (en) * 1983-04-26 1984-12-18 E. I. Du Pont De Nemours And Company Curable fluoropolymer composition
US4868234A (en) * 1987-04-28 1989-09-19 E. I. Du Pont De Nemours And Company Fluoroelastomer compositions containing a tetraalkylammonium halide and vulcanization accelerator
US4925892A (en) * 1988-04-27 1990-05-15 E. I. Du Pont De Nemours And Company Fluoroelastomer compositions containing a tetraalkylammonium halide and vulcanization accelerator
WO1992007886A1 (fr) * 1990-10-30 1992-05-14 Dainippon Ink & Chemicals, Inc. Dispersion aqueuse de fluororesine particulaire gelifiee, production de cette dispersion et protection de materiaux inorganiques alcalins durcis
JP2792388B2 (ja) * 1993-03-31 1998-09-03 日本ゼオン株式会社 水現像用親水性共重合体の製造方法及び該共重合体を用いた水現像用感光性重合体組成物、感光性フレキソ版
US6703461B1 (en) 1998-03-25 2004-03-09 Daikin Industries, Ltd. Method of reducing metal content in fluoroelastomer
EP1219669B1 (fr) * 1999-09-01 2007-04-25 Daikin Industries, Ltd. Procede de production d'une composition a base de fluorocopolymere elastique
US7712796B2 (en) * 2004-05-14 2010-05-11 Victaulic Company Deformable mechanical pipe coupling
EP1808448B1 (fr) * 2006-01-13 2009-06-17 Asahi Glass Company, Limited Procédé pour produire des fluorocopolymères élastiques et des fluoroélastomères réticulés
US20080194769A1 (en) * 2007-02-08 2008-08-14 Lyons Donald F Process for coagulating fluoroelastomers
US7960480B2 (en) * 2007-05-21 2011-06-14 Dupont Performance Elastomers L.L.C. Process for coagulating fluoroelastomers
US7816468B2 (en) * 2008-09-18 2010-10-19 Dupont Performance Elastomers Llc Coagulation of fluoroelastomer dispersions with polyethylene oxide

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2576909A (en) * 1950-05-23 1951-12-04 Us Rubber Co Coagulation of synthetic rubber latices
GB858136A (en) * 1957-01-09 1961-01-04 Bayer Ag An improved vulcanisation process

Also Published As

Publication number Publication date
FR2277849B3 (fr) 1978-02-24
US3997705A (en) 1976-12-14
IT1040920B (it) 1979-12-20
JPS5131789A (fr) 1976-03-18
NL7508323A (nl) 1976-01-13

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Legal Events

Date Code Title Description
ST Notification of lapse