摘要 |
FIELD: chemical industry. SUBSTANCE: described are compounds of general formula I: <EMI ID=0.226 HE=6 WI=27 TI=CHI> wherein L is the same or different and is unsubstituted or substituted cyclopentadienyl group, two L residues are bonded together by means of bridge compound Z wherein Z is SiCR<SP>3</SP>R or Si-(CR<SP>2</SP>-R<SP>3</SP>)XSi,X=0-10, n is 1,2,3 or 4; M is metal of group of Periodic System; X and B form together three to five linked alkyl chain, hydrogen atoms, which is substituted by C<SB>1</SB>-C<SB>20</SB> alkyl group; A is metal of groups IIIa, IIIb of Periodic System; <EMI ID=0.227 HE=3 WI=3 TI=CHI> is same or different and is perfluoridated alkyl or aryl group containing from 1 to 20 carbon atoms; m is 1,2,3,4 or 5. Also described is method of polymerization of olefins and catalysate component of this method. EFFECT: catalyst system having improved activity. 10 cl, 25 ex
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