| 申请日期 | 2025-07-11 | 申请号 | RU2004101457 |
| 公开（公告）号 | RU2254923C1 | 公开（公告）日 | 2005-06-27 |
| 公开国别 | RU | 申请人省市代码 | 全国 |
| 申请人 | Otkrytoe aktsionernoe obshchestvo "Nizhnekamskneftekhim" | ||
| 简介 | FIELD : polymerization catalysts.SUBSTANCE : catalysts, which may, in particular, be used in production of cis-1, 4-homopolymers and cis-1, 4-copolymers in synthetic rubber industry, are prepared by reaction of rare-earth element compound and conjugated diene in hydrocarbon solvent with preliminarily formed complex, the latter being prepared by chlorination agent-alkylation agent-Lewis base triple interaction.EFFECT : increased activity and stereoselectivity of catalyst.10 cl, 1 tbl, 20 ex | ||
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