Rubber composition, method for manufacturing rubber-metal composite body, rubber-metal composite body, tire, industrial belt, and rubber crawler
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United States of America Patent
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Jul 18, 2017
Grant Date -
Feb 19, 2015
app pub date -
Mar 22, 2013
filing date -
Mar 23, 2012
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Abstract
A rubber-metal composite body constituted of a rubber composition and a metal material embedded therein is conventionally used in a rubber article requiring high strength in order to reinforce rubber to improve strength and durability thereof. The present invention provides a rubber composition having good initial adhesive properties and good heat resistant adhesive properties with respect to a metal material, mainly for use in the rubber-metal composite body as described above. Specifically, the present invention provides a rubber composition, containing a cobalt compound by an amount, according to cobalt atoms, in the range of 0.0025 to 0.05 parts by mass with respect to 100 parts by mass of a rubber component.
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