发明授权
US2993023A Rubber composition comprising a conjugated diolefin polymer and an ether of an alkanol and a phenol 失效
包含共轭二烯烃聚合物和链烷醇和苯酚的醚的橡胶组合物

Rubber composition comprising a conjugated diolefin polymer and an ether of an alkanol and a phenol
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