发明名称 |
CATALYST SYSTEM FOR THE POLYMERIZATION OF OLEFINS |
摘要 |
A catalyst system comprising the product obtained by contacting (a) a solid catalyst component containing Mg, Ti, halogen and at least an electron donor compound selected from phenylene aromatic diesters of a specific formula (b) an alkylaluminum cocatalyst and (c) an ester of formula R'OOC-(CR" 2 ) m -COOR' in which m is an integer from 2 to 7, the R' groups, equal to or different from each other, are C 1 -C 10 alkyl groups and the R" groups, independently, are hydrogen or C 1 -C 15 hydrocarbon groups. |
申请公布号 |
EP2794676(B1) |
申请公布日期 |
2015.12.02 |
申请号 |
EP20120797888 |
申请日期 |
2012.12.05 |
申请人 |
BASELL POLIOLEFINE ITALIA S.R.L. |
发明人 |
GUIDOTTI, SIMONA;MIGNOGNA, ALESSANDRO;PATER, JOACHIM T. M.;MORINI, GIAMPIERO |
分类号 |
C08F4/649;C08F4/651;C08F110/06 |
主分类号 |
C08F4/649 |
代理机构 |
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代理人 |
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主权项 |
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地址 |
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