IT951372B - GRANULAR POLYTETRAFLUOROETHYLENE POWDER AND PROCESS FOR ITS PREPARATION - Google Patents

GRANULAR POLYTETRAFLUOROETHYLENE POWDER AND PROCESS FOR ITS PREPARATION

Info

Publication number
IT951372B
IT951372B IT2309372A IT2309372A IT951372B IT 951372 B IT951372 B IT 951372B IT 2309372 A IT2309372 A IT 2309372A IT 2309372 A IT2309372 A IT 2309372A IT 951372 B IT951372 B IT 951372B
Authority
IT
Italy
Prior art keywords
preparation
polytetrafluoroethylene powder
granular polytetrafluoroethylene
granular
powder
Prior art date
Application number
IT2309372A
Other languages
Italian (it)
Original Assignee
Mitsui Fluorochemicals 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 Mitsui Fluorochemicals Co Ltd filed Critical Mitsui Fluorochemicals Co Ltd
Application granted granted Critical
Publication of IT951372B publication Critical patent/IT951372B/en

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
    • 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)
  • Health & Medical Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Medicinal Chemistry (AREA)
  • Polymers & Plastics (AREA)
  • Organic Chemistry (AREA)
  • Dispersion Chemistry (AREA)
  • Processes Of Treating Macromolecular Substances (AREA)
IT2309372A 1971-04-14 1972-04-13 GRANULAR POLYTETRAFLUOROETHYLENE POWDER AND PROCESS FOR ITS PREPARATION IT951372B (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP2376871A JPS5221011B1 (en) 1971-04-14 1971-04-14

Publications (1)

Publication Number Publication Date
IT951372B true IT951372B (en) 1973-06-30

Family

ID=12119510

Family Applications (1)

Application Number Title Priority Date Filing Date
IT2309372A IT951372B (en) 1971-04-14 1972-04-13 GRANULAR POLYTETRAFLUOROETHYLENE POWDER AND PROCESS FOR ITS PREPARATION

Country Status (6)

Country Link
JP (1) JPS5221011B1 (en)
DE (1) DE2218240A1 (en)
FR (1) FR2133673B1 (en)
GB (2) GB1392344A (en)
IT (1) IT951372B (en)
NL (1) NL7205097A (en)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE3135598A1 (en) * 1981-09-09 1983-03-17 Hoechst Ag, 6000 Frankfurt "CONTINUOUS PROCESS FOR AGGLOMING PTEE POWDERS IN LIQUID MEDIUM, AND MODIFIED PTEE POWDER OBTAINED FROM THEM"

Family Cites Families (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR1497865A (en) * 1965-10-26 1967-10-13 Hoechst Ag Process for preparing improved powders containing polytetrafluoroethylene

Also Published As

Publication number Publication date
DE2218240A1 (en) 1972-11-02
FR2133673B1 (en) 1974-09-13
NL7205097A (en) 1972-10-17
GB1392344A (en) 1975-04-30
FR2133673A1 (en) 1972-12-01
JPS5221011B1 (en) 1977-06-08
GB1392345A (en) 1975-04-30

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