摘要 |
Catalyst component for the polymerisation of alpha-olefins of general formula (I) <CHEM> Wherein M is a transition metal of groups 3, 4-10 of the periodic table of the elements. Each X group is equal or different and it is hydride, halogen, alkyl, cycloalkyl, aryl, alkenyl, arylalkyl, arylalkenyl or alkylaryl with 1 to 20 carbon atoms. L is a neutral Lewis base. A is a ring with delocalized pi electrons. Each E group is equal to or different from each other and it is BR<III>, CR<III>2, SiR<III>2, GeR<III>2. D is O, S, PR<IV>. |
申请人 |
REPSOL QUIMICA S.A., MADRID |
发明人 |
SANCHO ROYO, JOSE;MUNOZ-ESCALONA LAFUENTE, ANTONIO;PENA GARCIA, BEGONA;MARTIN MARCOS, CARLOS |