Metallocenes having benzo-fused indenyl derivatives as ligands, processes for their preparation and their use as catalys
원문보기
IPC분류정보
국가/구분
United States(US) Patent
등록
국제특허분류(IPC7판)
C07F-019/00
C07F-017/00
C07F-011/00
C07F-007/00
출원번호
US-0373862
(1995-01-17)
우선권정보
DE-4139595 (1991-11-30)
발명자
/ 주소
Rohrmann Jrgen (Kelkheim DEX) Dolle Volker (Kelkheim DEX) Winter Andreas (Glashtten/Taunus DEX) Kber Frank (Oberursel DEX)
출원인 / 주소
Hoechst AG (Frankfurt DEX 03)
인용정보
피인용 횟수 :
72인용 특허 :
0
초록▼
Metallocenes having benzo-fused indenyl derivatives as ligands, processes for their preparation and their use as catalysts A very effective catalyst system for olefin polymerization comprises a cocatalyst, preferably an aluminoxane, and a metallocene of the formula I [Figure] (I) in which, preferabl
Metallocenes having benzo-fused indenyl derivatives as ligands, processes for their preparation and their use as catalysts A very effective catalyst system for olefin polymerization comprises a cocatalyst, preferably an aluminoxane, and a metallocene of the formula I [Figure] (I) in which, preferably, M1 is Zr or Hf, R1 and R2 are halogen or alkyl, R3 is alkyl, R4 to R10 are alkyl or hydrogen and R11 is a (substituted) alkylene or heteroatom bridge.
대표청구항▼
A compound of the formula I [Figure] (I) in which M1 is a metal of group IVb, Vb or VIb of the periodic table, R1 and R2 are identical or different and are a hydrogen atom, a C1-C10-alkyl group, a C1-C10-alkoxy group, a C6-C10-aryl group, a C6-C10-aryloxy group, a C2-C10-alkenyl group, a C7-C40- ary
A compound of the formula I [Figure] (I) in which M1 is a metal of group IVb, Vb or VIb of the periodic table, R1 and R2 are identical or different and are a hydrogen atom, a C1-C10-alkyl group, a C1-C10-alkoxy group, a C6-C10-aryl group, a C6-C10-aryloxy group, a C2-C10-alkenyl group, a C7-C40- arylalkyl group, a C7-C40-alkylaryl group, a C6-C40-arylalkenyl group, an OH group or a halogen atom, the radicals R3 are identical or different and are a hydrogen atom, a halogen atom, a C1-C10-alkyl group, which can be halogenated, a C6-C10-aryl group or an －NR2, －SR, －OSiR3, －SiR3 or －PR2 radical, in which R is a halogen atom, a C1-C10-alkyl group or a C6-C10-aryl group, R4 to R10 have the meaning given for R3, or adjacent radicals R4 to R10 with the atoms joining them, form an aromatic or aliphatic ring, and R11 is [Figure] [Figure] BR12, AlR12, Ge, Sn, O, S, SO, SO2, NR12, CO, PR12 or P(O)R12 in which R12 and R13 are identical or different and are a hydrogen atom, a halogen atom, a C1-C10-alkyl group, a C1-C10-fluoroalkyl group, a C6-C10-aryl group, a C6-C10-fluoroaryl group, a C1-C10-alkoxy group, a C2-C10-alkenyl group, a C7-C40-arylalkyl group, a C8-C40-arylalkenyl group or a C7-C40-alkylaryl group, or R12 and R13, in each case with the atoms joining them, form a ring, and M2 is silicon, germanium or tin. The compound as claimed in claim 1, wherein the compound is dimethylsilanediylbis(2-methyl-a
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