| 申请日期 | 2025-09-17 | 申请号 | FR06008590 |
| 公开（公告）号 | FR2906534A1 | 公开（公告）日 | 2008-04-04 |
| 公开国别 | FR | 申请人省市代码 | 全国 |
| 申请人 | RHODIA RECHERCHES TECH; CENTRE NAT RECH SCIENT | ||
| 简介 | The present invention relates to a polymerization catalyst obtained by reacting (a) borohydride rare earth ; (b) a boron activator which is an ammonium borate, a borate or a borane carbenium carrier inductive effect withdrawing groups; and (c) a trialkyl aluminum. The invention also relates to the use of the catalyst in the polymerization of ethylenically unsaturated monomers, in particular for the preparation of polyisoprene having a stereochemistry 1, 4-cis majority. | ||
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