METHOD FOR MANUFACTURING RUBBER COMPOSITION
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United States of America Patent
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Issued Date -
Aug 27, 2015
app pub date -
Aug 6, 2013
filing date -
Sep 20, 2012
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Abandoned
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Abstract
The purpose of the present invention is to provide a rubber composition that can achieve improved ozone resistance and processing properties (scorch properties) in the rubber composition and that can be favorably used as an antivibration rubber material. A method for manufacturing a rubber composition by adding (A) N-phenyl-N-(trichloromethyl-thio)benzenesulfonamide and (B) an amine antioxidant to a rubber component primarily containing diene-based rubber, wherein the method for manufacturing a rubber composition is characterized in being separately provided with a step of mixing component raw materials containing component (A) and a step of mixing component raw materials containing component (B), whereby the mixing steps comprise at least two stages.
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