CURING SUBSTANCE AND A METHOD FOR PREPARATION THEREOF Russian patent published in 2003 - IPC

Abstract RU 2213103 C2

FIELD: rubber industry. SUBSTANCE: curing substance that can be used for sulfurvulcanizable diene rubbers contains 80-95% naturally- occurring or gas sulfur, 4.5-15% dicyclopentadiene, and 0.5-5% methacrylic or acrylic acid and is prepared by mixing all ingredients at 130-140 C until dicyclopentadiene is completely converted, after which resulting substance is cooled in air. Curing substance makes it possible to considerably strengthen bonds of rubber with brass-plated metallic cord and stability of these bonds at elevated temperature and humidity. EFFECT: simplified preparation procedure. 2 cl, 3 tbl, 6 ex

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RU 2 213 103 C2

Authors

Sharafetdinov A.Z.

Kozlov I.L.

Averko-Antonovich I.V.

Kuz'Min V.V.

Kirsanov A.I.

Krotov V.V.

Il'Ina E.A.

Masagutova L.V.

Shmurak I.L.

Dates

2003-09-27Published

2001-10-26Filed