Additives for rubber compositions
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United States of America Patent
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Mar 27, 2018
Grant Date -
Sep 1, 2016
app pub date -
Dec 18, 2014
filing date -
Nov 21, 2013
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Abstract
The instant invention relates to rubber compositions comprising silica, an organomercaptosilane having a bulky group and/or a polyether group bound to the silicon atom and a rosin-containing material. The instant invention also relates to tires comprising such rubber compositions, to methods of preparation of such rubber compositions or tires thereof, and to the use of rosin-containing materials for improving the Mooney viscosity and mechanical properties of rubbers comprising the same (e.g. in a tire).
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