申请人:THE GOODYEAR TIRE & RUBBER COMPANY
公开号:EP0093073A1
公开(公告)日:1983-11-02
A process for the regulation of the molecular weight of a high cis 1,4-polybutadiene prepared by polymerizing 1,3-butadiene in a solution of an aliphatic and/or cycloaliphatic solvent system employing as a catalyst system a mixture of (1) an organonickel compound, (2) an organoaluminum compound and (3) a fluorine containing compound selected from the group consisting of hydrogen fluoride and hydrogen fluoride complexes prepared by complexing hydrogen fluoride with ketones, esters, ethers, alcohols, phenols and water, said polymerization being conducted in the presence of small amounts of alpha olefins such as ethylene and propylene.
一种调节高顺式 1,4-聚丁二烯分子量的工艺,其制备方法是将 1,3-丁二烯在脂族和/或环脂族溶剂体系的溶液中聚合,并采用以下物质的混合物作为催化剂体系:(1) 有机镍化合物、(2) 一种有机铝化合物和 (3) 一种含氟化合物,该化合物选自由氟化氢和氟化氢络合物组成的组,氟化氢络合物是通过氟化氢与酮、酯、醚、醇、酚和水络合制备的。