GB1388479A - Process for the preparation of and dispersion of positively charged particles of polytetrafluoethylene - Google Patents

Process for the preparation of and dispersion of positively charged particles of polytetrafluoethylene

Info

Publication number
GB1388479A
GB1388479A GB769872A GB769872A GB1388479A GB 1388479 A GB1388479 A GB 1388479A GB 769872 A GB769872 A GB 769872A GB 769872 A GB769872 A GB 769872A GB 1388479 A GB1388479 A GB 1388479A
Authority
GB
United Kingdom
Prior art keywords
polytetrafluoroethylene
dispersion
emulsifier
positively charged
dispersions
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
GB769872A
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.)
Pechiney Ugine Kuhlmann SA
Original Assignee
Pechiney Ugine Kuhlmann SA
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 Pechiney Ugine Kuhlmann SA filed Critical Pechiney Ugine Kuhlmann SA
Publication of GB1388479A publication Critical patent/GB1388479A/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
    • C08J3/02—Making solutions, dispersions, lattices or gels by other methods than by solution, emulsion or suspension polymerisation techniques
    • C08J3/03—Making solutions, dispersions, lattices or gels by other methods than by solution, emulsion or suspension polymerisation techniques in aqueous media
    • 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)
  • Dispersion Chemistry (AREA)
  • Health & Medical Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Medicinal Chemistry (AREA)
  • Polymers & Plastics (AREA)
  • Organic Chemistry (AREA)
  • Processes Of Treating Macromolecular Substances (AREA)
  • Colloid Chemistry (AREA)
  • Compositions Of Macromolecular Compounds (AREA)
  • Addition Polymer Or Copolymer, Post-Treatments, Or Chemical Modifications (AREA)
GB769872A 1971-02-19 1972-02-18 Process for the preparation of and dispersion of positively charged particles of polytetrafluoethylene Expired GB1388479A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR7105713A FR2125752A5 (nl) 1971-02-19 1971-02-19

Publications (1)

Publication Number Publication Date
GB1388479A true GB1388479A (en) 1975-03-26

Family

ID=9072174

Family Applications (1)

Application Number Title Priority Date Filing Date
GB769872A Expired GB1388479A (en) 1971-02-19 1972-02-18 Process for the preparation of and dispersion of positively charged particles of polytetrafluoethylene

Country Status (8)

Country Link
JP (1) JPS5221533B1 (nl)
BE (1) BE779172A (nl)
DE (1) DE2204975B2 (nl)
FR (1) FR2125752A5 (nl)
GB (1) GB1388479A (nl)
IT (1) IT951120B (nl)
LU (1) LU64800A1 (nl)
NL (1) NL168538C (nl)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN111072838A (zh) * 2019-12-31 2020-04-28 山东华夏神舟新材料有限公司 高固含交替结构聚偏氟乙烯共聚物分散液及其制备方法

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
NL176436C (nl) * 1975-10-04 1985-04-16 Akzo Nv Werkwijze voor de bereiding van positief geladen, stabiele suspensies van polyfluorkoolstofverbindingen.
FR2484422A1 (fr) * 1980-05-14 1981-12-18 Ugine Kuhlmann Procede de traitement de dispersions aqueuses de polytetrafluorethylene preparees en presence du sel de lithium d'un acide perfluoroalcanesulfonique
DE4124134A1 (de) * 1991-07-20 1993-01-21 Hoechst Ag Konzentrierte, waessrige dispersionen von tetrafluorethylen-polymeren, verfahren zu deren herstellung und deren verwendung

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN111072838A (zh) * 2019-12-31 2020-04-28 山东华夏神舟新材料有限公司 高固含交替结构聚偏氟乙烯共聚物分散液及其制备方法

Also Published As

Publication number Publication date
FR2125752A5 (nl) 1972-09-29
DE2204975B2 (de) 1979-10-25
IT951120B (it) 1973-06-30
NL168538C (nl) 1982-04-16
LU64800A1 (nl) 1972-07-04
BE779172A (fr) 1972-05-30
NL168538B (nl) 1981-11-16
JPS5221533B1 (nl) 1977-06-11
DE2204975A1 (de) 1972-08-24
NL7202179A (nl) 1972-08-22

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Legal Events

Date Code Title Description
PS Patent sealed
PE20 Patent expired after termination of 20 years