FR1450542A - Poudre de polytétrafluoroéthylène et son procédé de préparation - Google Patents

Poudre de polytétrafluoroéthylène et son procédé de préparation

Info

Publication number
FR1450542A
FR1450542A FR17438A FR17438A FR1450542A FR 1450542 A FR1450542 A FR 1450542A FR 17438 A FR17438 A FR 17438A FR 17438 A FR17438 A FR 17438A FR 1450542 A FR1450542 A FR 1450542A
Authority
FR
France
Prior art keywords
preparation
polytetrafluoroethylene powder
polytetrafluoroethylene
powder
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
FR17438A
Other languages
English (en)
French (fr)
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.)
Daikin Industries Ltd
Original Assignee
Daikin Industries Ltd
Daikin Kogyo Co Ltd
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 Daikin Industries Ltd, Daikin Kogyo Co Ltd filed Critical Daikin Industries Ltd
Application granted granted Critical
Publication of FR1450542A publication Critical patent/FR1450542A/fr
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
    • C08J3/124—Treatment for improving the free-flowing characteristics
    • 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
    • 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)
  • Processes Of Treating Macromolecular Substances (AREA)
  • Compositions Of Macromolecular Compounds (AREA)
FR17438A 1964-05-18 1965-05-18 Poudre de polytétrafluoroéthylène et son procédé de préparation Expired FR1450542A (fr)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
JP2764464 1964-05-18
JP3500864 1964-06-20
JP3500764 1964-06-20

Publications (1)

Publication Number Publication Date
FR1450542A true FR1450542A (fr) 1966-08-26

Family

ID=27285888

Family Applications (1)

Application Number Title Priority Date Filing Date
FR17438A Expired FR1450542A (fr) 1964-05-18 1965-05-18 Poudre de polytétrafluoroéthylène et son procédé de préparation

Country Status (3)

Country Link
DE (1) DE1604349B2 (de)
FR (1) FR1450542A (de)
GB (1) GB1100388A (de)

Families Citing this family (13)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE1679830C3 (de) * 1965-12-30 1974-01-10 Farbwerke Hoechst Ag, Vormals Meister Lucius & Bruening, 6000 Frankfurt Verfahren zur Herstellung eines Granulats aus pulvrigem Polytetrafluoräthylen
JPS568044B2 (de) * 1972-07-29 1981-02-21
US3928524A (en) * 1973-01-17 1975-12-23 Du Pont Process for reducing electrostatic charge on polytetrafluoroethylene agglomerates
US4241137A (en) 1977-11-22 1980-12-23 Daikin Kogyo Co., Ltd. Process for preparing polytetrafluoroethylene granular powder
DE3071223D1 (en) * 1980-02-05 1985-12-19 Asahi Glass Co Ltd Process for producing fluorinated polymer ion-exchange membranes
DE3500061A1 (de) * 1985-01-03 1986-07-10 Norton Pampus GmbH, 4156 Willich Verfahren zur herstellung eines werkstoffes
JPS62260849A (ja) * 1986-04-11 1987-11-13 Daikin Ind Ltd 熱溶融性フツ素樹脂の顆粒状粉末およびその製造法
DE69111673T2 (de) * 1990-05-01 1996-01-04 Daikin Ind Ltd Verfahren zur Herstellung von körnigem Polytetrafluoroethylenpulver.
JPH075744B2 (ja) * 1990-05-14 1995-01-25 ダイキン工業株式会社 ポリテトラフルオロエチレン粉末の製法
US5502161A (en) * 1994-12-21 1996-03-26 Ici Americas Inc. Method for the production of free-flowing tetrafluoroethylene polymer molding powders
JPH09241387A (ja) * 1996-03-05 1997-09-16 Du Pont Mitsui Fluorochem Co Ltd 粒状ポリテトラフルオロエチレン粉末の造粒方法
JP3666210B2 (ja) * 1997-07-24 2005-06-29 旭硝子株式会社 ポリテトラフルオロエチレン造粒粉末の製造法
JPH11236454A (ja) * 1998-02-24 1999-08-31 Du Pont Mitsui Fluorochem Co Ltd ポリテトラフルオロエチレン造粒粉末の製造方法

Also Published As

Publication number Publication date
DE1604349B2 (de) 1973-02-22
GB1100388A (en) 1968-01-24
DE1604349A1 (de) 1970-02-05

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