GB1276796A - Method for preparing polytetrafluorethylene moulding powder - Google Patents

Method for preparing polytetrafluorethylene moulding powder

Info

Publication number
GB1276796A
GB1276796A GB34243/70A GB3424370A GB1276796A GB 1276796 A GB1276796 A GB 1276796A GB 34243/70 A GB34243/70 A GB 34243/70A GB 3424370 A GB3424370 A GB 3424370A GB 1276796 A GB1276796 A GB 1276796A
Authority
GB
United Kingdom
Prior art keywords
powder
flowing
free
polytetrafluoroethylene
july
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
GB34243/70A
Other languages
English (en)
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
Publication of GB1276796A publication Critical patent/GB1276796A/en
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
    • 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)
  • Addition Polymer Or Copolymer, Post-Treatments, Or Chemical Modifications (AREA)
  • Processing And Handling Of Plastics And Other Materials For Molding In General (AREA)
GB34243/70A 1969-07-18 1970-07-15 Method for preparing polytetrafluorethylene moulding powder Expired GB1276796A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP44057254A JPS4817547B1 (https=) 1969-07-18 1969-07-18

Publications (1)

Publication Number Publication Date
GB1276796A true GB1276796A (en) 1972-06-07

Family

ID=13050377

Family Applications (1)

Application Number Title Priority Date Filing Date
GB34243/70A Expired GB1276796A (en) 1969-07-18 1970-07-15 Method for preparing polytetrafluorethylene moulding powder

Country Status (3)

Country Link
US (1) US3674762A (https=)
JP (1) JPS4817547B1 (https=)
GB (1) GB1276796A (https=)

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3981852A (en) * 1974-06-17 1976-09-21 E. I. Du Pont De Nemours And Company Polytetrafluoroethylene molding powder
US3981853A (en) * 1974-06-17 1976-09-21 E. I. Du Pont De Nemours And Comany Polytetrafluoroethylene molding powder from polytetrafluoroethylene fine powder
JPS5618624A (en) * 1979-07-24 1981-02-21 Daikin Ind Ltd Production of filled polytetrafluoroethylene fine powder
US4661439A (en) * 1985-12-06 1987-04-28 E.I. De Pont De Nemours And Company Process for preparing toners surface coated with antistatic agent and liquid slip agent
JPH03259926A (ja) * 1990-03-08 1991-11-20 Daikin Ind Ltd ポリテトラフルオロエチレン粒状粉末の製法

Also Published As

Publication number Publication date
DE2035227A1 (de) 1971-01-28
DE2035227B2 (de) 1976-07-01
US3674762A (en) 1972-07-04
JPS4817547B1 (https=) 1973-05-30

Similar Documents

Publication Publication Date Title
AU1313988A (en) Dispersions and emulsions
ES423763A1 (es) Procedimiento para unir piezas moldeadas que contengan po- litetrafluoretileno.
GB1276796A (en) Method for preparing polytetrafluorethylene moulding powder
GB781993A (en) Cationic permselective membranes and their use in electrolysis
GB1516724A (en) Bulk polymerization process
GB1409298A (en) Process for the manufacture of an elasticised pulverulent and free-flowing polymer mixture
GB1395651A (en) Lyophilised serum or plasma and process for its preparation
GB1281907A (en) Process for the preparation of granular polytetrafluoroethylene
GB576657A (en) Improvements relating to the manufacture of micro-porous material
GB1327323A (en) Preparation of polytetrafluoroethylene of high apparent bulk density
GB1408300A (en) Process for the polymerisation of tetrafluoroethylene and polytetrafluoroethylene powders obtained by this process
BE598424Q (fr) Procédé pour la préparation des matières polymères fluorocarbonées réticulées notamment des copolymères de tétrafluoréthylène et de fluorooléfine
GB1428838A (en) Polytetrafluoroethylene granular powder and process for preparing the same
JPS56125410A (en) Suspension polymerization of halogenated ethylene
JPS5295625A (en) Preparation of sucrose benzoate
JPS56125412A (en) Production of vinyl chloride polymer and apparatus therefor
US3110704A (en) Low pressure tetrafluoroethylene polymerization process
JPS5582647A (en) Combined shaped piece containing copolymer of tetrafluoroethylene and alphaaolefine and method of making said piece
Máriási On the particle formation mechanism of poly (vinyl chloride)(PVC) powder produced by suspension polymerization—development of external morphology of particles
JPS5750863A (en) Non-caloric food
EP0284367A3 (en) Blend of microbial polysaccharides and synthetic polymers
JPS52882A (en) Suspension polymerization of vinyl chloride
GB1169966A (en) Process for the bulk preparation of Vinyl Chloride Polymerisation Products containing Vinyl Acetate/Ethylene Copolymers grafted with Vinyl Chloride
GB834810A (en) Process of polymerizing vinyl and acrylic compounds
JPS57153029A (en) Surface treatment of fluorocarbon resin molding

Legal Events

Date Code Title Description
PS Patent sealed [section 19, patents act 1949]
PCNP Patent ceased through non-payment of renewal fee