DE2522945C2 - Verfahren zur Herstellung gefüllter agglomerierter Körner aus einem Tetrafluoräthylenpolymerisat - Google Patents

Verfahren zur Herstellung gefüllter agglomerierter Körner aus einem Tetrafluoräthylenpolymerisat

Info

Publication number
DE2522945C2
DE2522945C2 DE2522945A DE2522945A DE2522945C2 DE 2522945 C2 DE2522945 C2 DE 2522945C2 DE 2522945 A DE2522945 A DE 2522945A DE 2522945 A DE2522945 A DE 2522945A DE 2522945 C2 DE2522945 C2 DE 2522945C2
Authority
DE
Germany
Prior art keywords
filler
water
mixture
finely divided
polymer
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
Application number
DE2522945A
Other languages
German (de)
English (en)
Other versions
DE2522945A1 (de
Inventor
Glenn Frederick Vienna W.Va. Leverett
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 DE2522945A1 publication Critical patent/DE2522945A1/de
Application granted granted Critical
Publication of DE2522945C2 publication Critical patent/DE2522945C2/de
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
    • C08J3/20—Compounding polymers with additives, e.g. colouring
    • C08J3/205—Compounding polymers with additives, e.g. colouring in the presence of a continuous liquid phase
    • 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)
  • Compositions Of Macromolecular Compounds (AREA)
  • Processes Of Treating Macromolecular Substances (AREA)
  • Processing And Handling Of Plastics And Other Materials For Molding In General (AREA)
DE2522945A 1974-05-24 1975-05-23 Verfahren zur Herstellung gefüllter agglomerierter Körner aus einem Tetrafluoräthylenpolymerisat Expired DE2522945C2 (de)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US47315974A 1974-05-24 1974-05-24
US531482A US3929721A (en) 1974-05-24 1974-12-11 Process for reducing filler loss in tetrafluoroethylene polymer particles

Publications (2)

Publication Number Publication Date
DE2522945A1 DE2522945A1 (de) 1975-12-11
DE2522945C2 true DE2522945C2 (de) 1982-12-02

Family

ID=27044051

Family Applications (1)

Application Number Title Priority Date Filing Date
DE2522945A Expired DE2522945C2 (de) 1974-05-24 1975-05-23 Verfahren zur Herstellung gefüllter agglomerierter Körner aus einem Tetrafluoräthylenpolymerisat

Country Status (6)

Country Link
US (1) US3929721A (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)
JP (1) JPS5440099B2 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)
CA (1) CA1054288A (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)
DE (1) DE2522945C2 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)
IT (1) IT1038501B (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)
NL (1) NL181582C (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)

Families Citing this family (29)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2535768A1 (de) * 1975-08-11 1977-02-24 Wacker Chemie Gmbh Gleitmittel fuer organische fasern und verfahren zum herstellen solcher gleitmittel
JPS5225850A (en) * 1975-08-25 1977-02-26 Asahi Glass Co Ltd Ethylene-tetrafluoroethylene copolymer composition with improved heat stability
GB1524630A (en) * 1975-12-29 1978-09-13 Du Pont Tetrafluoroethylene resin moulding powder
US3998770A (en) * 1975-12-29 1976-12-21 E. I. Du Pont De Nemours And Company Process for reducing discoloration and dark spotting in tetrafluoroethylene resin molded parts
JPS54148172A (en) * 1978-05-13 1979-11-20 Yoshida Kogyo Kk Production of parallel wave pipe and apparatus for making same
DE3030556A1 (de) * 1979-08-14 1981-03-26 Daikin Kogyo Co., Ltd., Osaka Fluorelastomer-anstrich- und -ueberzugsmittel auf wasserbasis
AU533125B2 (en) * 1979-10-26 1983-11-03 Otis Elevator Company Polymer based lubricating composition
US4328041A (en) * 1980-06-09 1982-05-04 Milliken Research Corporation Comminuted inorganic materials
JPS6021694B2 (ja) * 1980-07-08 1985-05-29 ダイキン工業株式会社 フイラ−入りポリテトラフルオロエチレン成形粉末の製造方法
US4323603A (en) * 1980-08-18 1982-04-06 David Hudson, Inc. Fluoroelastomer film compositions containing silane compounds and method for the preparation thereof
US4339936A (en) * 1980-11-03 1982-07-20 Uop Inc. Annular corrugator
US4397980A (en) * 1982-09-17 1983-08-09 E. I. Du Pont De Nemours And Company Process for preparing PTFE powdered resins containing pigments employing ammonium carbonate or ammonium bicarbonate
DE3513262A1 (de) * 1985-04-13 1986-10-23 Hoechst Ag, 6230 Frankfurt Verfahren zur herstellung eines agglomerierten formpulvers aus polytetrafluorethylen und metallischen fuellstoffen
US4687708A (en) * 1986-06-26 1987-08-18 E. I. Du Pont De Nemours And Company High build fluorocarbon polymer dispersions and their preparation
DE69028886T2 (de) * 1989-08-02 1997-02-20 Daikin Ind Ltd Verfahren zum Mischen eines Polytetrafluoräthylenformpulvers mit einem organischen Füllstoff
DE3941368A1 (de) * 1989-12-15 1991-06-20 Hoechst Ag Verfahren zur herstellung eines agglomerierten formpulvers aus polytetrafluorethylen und hydrophoben fuellstoffen
DE69126681T2 (de) * 1990-04-24 1997-12-11 Daikin Ind Ltd Verfahren zur Herstellung von Füllstoff enthaltendem Polytetrafluorethylen-Granulatpulver und dadurch hergestelltes Polytetrafluorethylen-Granulatpulver
DE69111673T2 (de) * 1990-05-01 1996-01-04 Daikin Ind Ltd Verfahren zur Herstellung von körnigem Polytetrafluoroethylenpulver.
TW222650B (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) * 1991-04-01 1994-04-21 Dow Corning
US5753358A (en) * 1994-08-25 1998-05-19 W. L. Gore & Associates, Inc. Adhisive-filler polymer film composite
US5879794A (en) * 1994-08-25 1999-03-09 W. L. Gore & Associates, Inc. Adhesive-filler film composite
US5766750A (en) * 1994-08-25 1998-06-16 W. L. Gore & Associates, Inc. Process for making an adhesive-filler polymer film composite
JP3210936B2 (ja) * 1995-09-18 2001-09-25 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
WO1998020528A1 (en) * 1996-11-08 1998-05-14 W.L. Gore & Associates, Inc. METHOD FOR IMPROVING RELIABILITY OF THIN CIRCUIT SUBSTRATES BY INCREASING THE Tg OF THE SUBSTRATE
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
US6916773B2 (en) * 2002-07-31 2005-07-12 Ecolab, Inc. Non-surfactant solubilizing agent
US7008911B2 (en) * 2002-09-06 2006-03-07 Ecolab, Inc. Non-surfactant solubilizing agent
US6767881B1 (en) 2003-03-19 2004-07-27 Ecolab, Inc. Cleaning concentrate
US12237508B2 (en) * 2019-01-18 2025-02-25 Lg Energy Solution, Ltd. Negative electrode active material for secondary battery, method of producing the same, and negative electrode for secondary battery and lithium secondary battery including the same

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3062764A (en) * 1959-04-13 1962-11-06 Du Pont Aqueous coating composition comprising polytetrafluoroethylene, polyorganosiloxane and an acrylic tripolymer and substrata coated therewith
GB1033638A (en) * 1963-09-09 1966-06-22 Du Pont Polytetrafluoroethylene moulding powders and their preparation
US3787281A (en) * 1968-10-29 1974-01-22 Du Pont Forming a hydrolytically stable bond between glass and polytetrafluoroethylene
GB1351144A (en) * 1970-11-27 1974-04-24 Secr Defence Fluorosilicone elastomers and their use in fluorohydrocarbon elastomers
US3838082A (en) * 1971-05-25 1974-09-24 Du Pont Polytetrafluoromethylene coatings containing water soluble polyhydrolyzable compound for glass fabrics

Non-Patent Citations (1)

* Cited by examiner, † Cited by third party
Title
NICHTS-ERMITTELT

Also Published As

Publication number Publication date
DE2522945A1 (de) 1975-12-11
JPS5440099B2 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) 1979-12-01
IT1038501B (it) 1979-11-30
JPS51548A (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) 1976-01-06
CA1054288A (en) 1979-05-08
NL181582B (nl) 1987-04-16
NL181582C (nl) 1987-09-16
US3929721A (en) 1975-12-30
NL7506098A (nl) 1975-11-26

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Legal Events

Date Code Title Description
8110 Request for examination paragraph 44
D2 Grant after examination