DE1645356C3 - Verfahren zur Polymerisation von Tetrafluoräthylen - Google Patents

Verfahren zur Polymerisation von Tetrafluoräthylen

Info

Publication number
DE1645356C3
DE1645356C3 DE1645356A DE1645356A DE1645356C3 DE 1645356 C3 DE1645356 C3 DE 1645356C3 DE 1645356 A DE1645356 A DE 1645356A DE 1645356 A DE1645356 A DE 1645356A DE 1645356 C3 DE1645356 C3 DE 1645356C3
Authority
DE
Germany
Prior art keywords
emulsifier
polymerization
particles
tetrafluoroethylene
added
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
DE1645356A
Other languages
German (de)
English (en)
Other versions
DE1645356B2 (de
DE1645356A1 (de
Inventor
Edouard Oullins Rhone Grimaud
Pierre Palaiseau Essonne Plurien
Maurice Pierre Benite Rhone Troussier
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.)
Societe dElectro Chimie dElectro Metallurgie et des Acieries Electriques Dugine SA SECEMAU
Original Assignee
Societe dElectro Chimie dElectro Metallurgie et des Acieries Electriques Dugine SA SECEMAU
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 Societe dElectro Chimie dElectro Metallurgie et des Acieries Electriques Dugine SA SECEMAU filed Critical Societe dElectro Chimie dElectro Metallurgie et des Acieries Electriques Dugine SA SECEMAU
Publication of DE1645356A1 publication Critical patent/DE1645356A1/de
Publication of DE1645356B2 publication Critical patent/DE1645356B2/de
Application granted granted Critical
Publication of DE1645356C3 publication Critical patent/DE1645356C3/de
Expired legal-status Critical Current

Links

Classifications

    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08F—MACROMOLECULAR COMPOUNDS OBTAINED BY REACTIONS ONLY INVOLVING CARBON-TO-CARBON UNSATURATED BONDS
    • C08F14/00—Homopolymers and 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
    • C08F14/18—Monomers containing fluorine
    • C08F14/26—Tetrafluoroethene

Landscapes

  • Chemical & Material Sciences (AREA)
  • Health & Medical Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Medicinal Chemistry (AREA)
  • Polymers & Plastics (AREA)
  • Organic Chemistry (AREA)
  • Addition Polymer Or Copolymer, Post-Treatments, Or Chemical Modifications (AREA)
  • Polymerisation Methods In General (AREA)
  • Processes Of Treating Macromolecular Substances (AREA)
DE1645356A 1965-06-18 1966-06-16 Verfahren zur Polymerisation von Tetrafluoräthylen Expired DE1645356C3 (de)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
FR21500 1965-06-18
US2046470A 1970-03-05 1970-03-05

Publications (3)

Publication Number Publication Date
DE1645356A1 DE1645356A1 (de) 1970-07-23
DE1645356B2 DE1645356B2 (de) 1973-12-20
DE1645356C3 true DE1645356C3 (de) 1974-08-01

Family

ID=26164198

Family Applications (1)

Application Number Title Priority Date Filing Date
DE1645356A Expired DE1645356C3 (de) 1965-06-18 1966-06-16 Verfahren zur Polymerisation von Tetrafluoräthylen

Country Status (6)

Country Link
US (1) US3607878A (US08092553-20120110-C00004.png)
BE (1) BE682710A (US08092553-20120110-C00004.png)
DE (1) DE1645356C3 (US08092553-20120110-C00004.png)
FR (1) FR1550055A (US08092553-20120110-C00004.png)
GB (1) GB1107165A (US08092553-20120110-C00004.png)
NL (1) NL151096B (US08092553-20120110-C00004.png)

Families Citing this family (14)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB1415195A (en) * 1972-05-05 1975-11-26 Ici Ltd Polymerisation process
US4342675A (en) * 1978-06-16 1982-08-03 E. I. Du Pont De Nemours And Company Process for preparing aqueous dispersion of polytetrafluoroethylene
GB8628291D0 (en) * 1986-11-26 1986-12-31 Ici Plc Tetrafluoroethylene polymers
US5185414A (en) * 1991-01-18 1993-02-09 Ici Americas Inc. Drying temperature independent polytetrafluoroethylene
US5256744A (en) * 1991-01-18 1993-10-26 Ici Americas Inc. Drying temperature independent polytetrafluoroethylene
DE4143650C2 (de) * 1991-07-25 2003-09-18 Ahc Oberflaechentechnik Gmbh Anodisierte Gegenstände aus Magnesium mit in die Oxidschicht eingelagerten Fluorpolymeren und Verfahren zu deren Herstellung
DE4124730C3 (de) * 1991-07-25 2001-09-06 Ahc Oberflaechentechnik Gmbh Anodisierte Gegenstände aus Aluminium oder Magnesium mit in die Oxidschicht eingelagerten Fluorpolymeren und Verfahren zu deren Herstellung
US5372220A (en) * 1992-06-01 1994-12-13 Bostik, Inc. Water based lubricant containing polytetrafluoroethylene
US5504170A (en) * 1993-08-27 1996-04-02 W. L. Gore & Associates, Inc. Aqueous microemulsion polymerization of tetrafluoroethylene
WO1995006072A1 (en) * 1993-08-27 1995-03-02 Gore & Ass Polymerization of liquid tetrafluoroethylene in aqueous dispersion
US5523346A (en) * 1994-06-10 1996-06-04 W. L. Gore & Associates, Inc. Seeded microemulsion polymerization for the production of small polymer particles
AU4424296A (en) * 1995-01-18 1996-08-07 W.L. Gore & Associates, Inc. Microemulsion polymerization systems for tetrafluoroethylene
US5895799A (en) * 1995-01-18 1999-04-20 W. L. Gore & Associates, Inc. Microemulsion polymerization process for the production of small polytetrafluoroethylene polymer particles
GB2319067B (en) * 1996-11-06 2000-06-28 T & N Technology Ltd Forming a bearing

Also Published As

Publication number Publication date
BE682710A (US08092553-20120110-C00004.png) 1966-12-01
DE1645356B2 (de) 1973-12-20
FR1550055A (US08092553-20120110-C00004.png) 1968-12-20
US3607878A (en) 1971-09-21
DE1645356A1 (de) 1970-07-23
GB1107165A (en) 1968-03-20
NL151096B (nl) 1976-10-15
NL6608444A (US08092553-20120110-C00004.png) 1966-12-19

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Legal Events

Date Code Title Description
C3 Grant after two publication steps (3rd publication)
E77 Valid patent as to the heymanns-index 1977