Filled rubbers comprising blocked mercaptosilanes and thiuram deblocking agents
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机译:包含嵌段巯基硅烷和秋兰姆解嵌段剂的填充橡胶
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摘要
This invention describes the use of novel blocked mercaptosilanes, wherein the hydrogen atom of the mercaptan functionality has been substituted, in filled polymers. The blocked mercaptosilanes described are unique in that they allow the mixing of fillers with organic polymers to proceed while remaining inert toward coupling to the polymer. The coupling reactions of these blocked mercaptosilicon compounds are triggered by addition of an appropriate deblocking agent, which preferably is tetramethylthiuram monosulfide.
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