Rubber composition containing rubbery polymer and modified liqui

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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5253317, 5253323, 5253328, 5253329, 5253336, 5253331, 5253332, 5253593, 525367, 525371, 525374, C08F 830

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active

052470091

ABSTRACT:
A rubber composition comprising a rubbery polymer and a modified liquid polymer. The modified liquid polymer is obtained by reacting a liquid polymer having at least one carbon-carbon double bond in the molecule with an organic compound having the group --CH.dbd.N-- and an organic acid halide having the group --COX where X is halogen, in the presence of a Friedel-Crafts catalyst.

REFERENCES:
patent: 4260700 (1981-04-01), Cassutt et al.
patent: 4677153 (1987-06-01), Kitahara et al.
patent: 4795778 (1989-01-01), Bond et al.
Allen Greer, Elastomers edition 2, The International Plastics Selector Inc., 1980, pp. 84, 88.
Fredrick Eirich, The Science and Technology of Rubber, Academic Press, 1978, pp. 6-7.

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