Vulcanizable chlorinated polyethylene compositions

Synthetic resins or natural rubbers -- part of the class 520 ser – Synthetic resins – At least one aryl ring which is part of a fused or bridged...

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524190, 524387, 524388, 524587, 5253315, 5253341, 525341, 525346, 525350, C08K 505, C08L 2306, C08F 834

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047451475

ABSTRACT:
A curable composition comprising chlorinated polyethylene containing 20 to 50 weight percent chlorine, from 0.75 to 3 parts per 100 parts by weight chlorinated polyethylene of a polymercapto compound such as 2,5-dimercapto-1,3,4-thiadiazole, from 0.5 to 20 parts by weight per 100 parts by weight chlorinated polyethylene of an acid acceptor such as magnesium oxide, from 0.25 to 10 parts by weight per 100 parts chlorinated polyethylene of a polyhydric alcohol. Preferably the composition contains an initiator which is an amine, quaternary ammonium compound or a phosphonium compound.

REFERENCES:
patent: 3321423 (1967-05-01), Scullin et al.
patent: 3355423 (1967-11-01), Scullin et al.
patent: 4288576 (1981-09-01), Richwine
patent: 4357446 (1982-11-01), Matoba
patent: 4499244 (1985-02-01), Honsberg
patent: 4524185 (1985-05-01), Hinderer
patent: 4551505 (1985-11-01), Sauerbier et al.

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