Copolymer for fluorine-containing elastomer having excellent low

Details Copolymer for fluorine-containing elastomer having excellent low Copolymer for fluorine-containing elastomer having excellent low

1985-01-28

1986-10-28

Wong, Jr., Harry

Synthetic resins or natural rubbers -- part of the class 520 ser

Synthetic resins

Polymers from only ethylenic monomers or processes of...

C08F21416, C08F21418, C08F21422

Patent

active

046199837

ABSTRACT:
A copolymer for an fluorine-containing elastomer having excellent low temperature resistance and alcohol resistance comprises vinylidene fluoride units and fluorovinyl ether units having the formula CF.sub.2 =CFOX (X represents a C.sub.3 -C.sub.9 perfluoroalkyl group which has ether bond having 1-3 oxygen atom) at a molar ratio of vinylidene fluoride units to fluorovinyl ether units of 95:5 to 50:50 and at a total content of the units of at least 80 mole %.

REFERENCES:
patent: 3450684 (1969-06-01), Darby
patent: 4141874 (1979-02-01), Oka et al.
patent: 4418186 (1983-11-01), Yamabe et al.

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