Elatomeric composition containing multiple silane coupling agents
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United States of America Patent
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Sep 22, 2009
Grant Date -
Jul 3, 2008
app pub date -
Dec 29, 2006
filing date -
Dec 29, 2006
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Abstract
An elastomeric composition is provided, wherein the composition comprises an elastomer; a reinforcing filler comprising silica; an organosilane polysulfide; and a blocked mercaptosilane, wherein the weight ratio of the blocked mercaptosilane to the organosilane polysulfide is about 0.25:1 to about 5:1. The elastomeric composition may be utilized as a component of a pneumatic tire. Also provided is a method of producing an elastomeric composition, wherein the composition comprises an elastomer; a reinforcing filler comprising silica; an organosilane polysulfide; and a blocked mercaptosilane, wherein the weight ratio of the blocked mercaptosilane to the organosilane polysulfide is about 0.25:1 to about 5:1.
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