申请日期 | 2025-06-26 | 申请号 | FR12061576 |
公开(公告)号 | FR2998895A1 | 公开(公告)日 | 2014-06-06 |
公开国别 | FR | 申请人省市代码 | 全国 |
申请人 | MICHELIN CIE; MICHELIN RECH TECH | ||
简介 | This catalytic system comprises the rare earth metal in a concentration greater than or equal to 0.005 mol/l. The catalytic system makes possible polymerizing isoprene, with a good catalytic activity, in solution in a volatile hydrocarbon solvent while benefiting from the economic advantage linked to a volatile solvent process, which is also a subject of the invention. The diene elastomers obtained have a high content of cis-1, 4 linkages. |
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