Container sealing compositions using latent cross-linking agent

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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5253296, 5253299, 525370, C08J 3100

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active

057475792

ABSTRACT:
A container sealing latex composition is formed from a carboxylated styrene butadiene elastomer wherein the carboxyl groups are preferably provided by methacrylic acid, and the composition is substantially free of active crosslinking agent and preferably includes latent crosslinking agent and stabilise such as casein, rosin acid, styrene maleic anhydride copolymer or fatty acid.

REFERENCES:
patent: 4423182 (1983-12-01), Bartman
patent: 4503184 (1985-03-01), Marongiu
patent: 4544690 (1985-10-01), Ladish
patent: 4699810 (1987-10-01), Blakeman et al.
Patent abstracts of Japan, vol. 12, No. 496, dated Dec. 23, 1988, citing JP 632-07816.
Patent abstracts of Japan, vol. 12, No. 139, dated Apr. 27, 1988, citing JP62256885 has been cited in the international search report.

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