Rubber articles consisting of different rubber layers, the produ

Stock material or miscellaneous articles – Composite – Of natural rubber

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Details

428494, 428517, 428519, 428520, 428704, B32B 2512, B32B 2708

Patent

active

047204338

ABSTRACT:
Rubber articles consisting of at least two layers consisting of at least two different elastomers, the layers being joined tightly together by sulphur vulcanization, are obtained by using a diene rubber as the first elastomer and a hydrogenated NBR-rubber with a degree of hydrogenation of from 85 to 99.7% by weight as the second elastomer, the hydrogenated NBR-rubber having an acrylonitrile content of from 16 to 49% by weight.

REFERENCES:
patent: 3403072 (1968-09-01), Wheat
patent: 3528473 (1970-09-01), Torti et al.

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