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一类基于稀土催化体系丁二烯异戊二烯二元共聚物及其制备方法

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First Author:houzhaomin

Disigner of the Invention:liyang,许蔷,陈延辉,guofang,shizhenghai

Application Number:CN201310474592.6

Authorization Date:2013-10-11

Authorization number:CN103554365A

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