Copolymer for fluorine-containing elastomer having excellent low temperature resistance and alcohol resistance
申请人:ASAHI GLASS COMPANY LTD.
公开号:EP0055407A1
公开(公告)日:1982-07-07
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 CF2=CFOX (X represents a C3 - C9 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 %..