Fluorine-containing elastomer composition

Synthetic resins or natural rubbers -- part of the class 520 ser – Synthetic resins – Mixing of two or more solid polymers; mixing of solid...

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5253263, 525341, 525353, 5253593, 525374, 525378, 525379, 5253594, C08F 830

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active

055655122

ABSTRACT:
A fluorine-containing elastomer composition comprising a terpolymer of tetrafluoroethylene, perfluoro(lower alkyl vinyl ether) and cyano group-containing (perfluorovinylether), and a less expensive of the ammonium salt of organic or inorganic acid as a curing agent produce a vulcanization product having good heat resistance and solvent resistance, and when no carbon black, etc. are contained in the composition for curing, transparent vulcanization product having satisfactory physical properties are obtainable.

REFERENCES:
patent: 3114778 (1963-12-01), Fritz et al.
patent: 3546186 (1970-12-01), Gladding et al.
patent: 3852326 (1974-12-01), Nottke
patent: 3933767 (1976-01-01), Nottke
patent: 4138426 (1979-02-01), England
patent: 4281092 (1981-07-01), Breazeale

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