IPC분류정보
| 국가/구분 |
United States(US) Patent
등록
|
| 국제특허분류(IPC7판) |
|
| 출원번호 |
US-0790234
(1991-11-08)
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| 우선권정보 |
DE-4035883 (1990-11-12) |
|
발명자
/ 주소 |
- Winter Andreas (Glashtten DEX) Antberg Martin (Hofheim am Taunus DEX) Spaleck Walter (Liederbach DEX) Rohrmann Jrgen (Liederbach DEX) Dolle Volker (Kelkheim DEX)
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| 출원인 / 주소 |
- Hoechst Aktiengesellschaft (Frankfurt am Main DEX 03)
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| 인용정보 |
피인용 횟수 :
240 인용 특허 :
0 |
초록
▼
The novel metallocenes of the formula I [Figure] (I) in which, preferably, M1 is Zr or Hf, R1 and R2 are alkyl or halogen, R3 and R4 are hydrogen, R5 and R6 are alkyl or haloalkyl, －(CR8R9)m－R7－(CR8R9)n－is a single- or multi-membered chain in which R7 may also be a (substituted) hetero atom, and m+n
The novel metallocenes of the formula I [Figure] (I) in which, preferably, M1 is Zr or Hf, R1 and R2 are alkyl or halogen, R3 and R4 are hydrogen, R5 and R6 are alkyl or haloalkyl, －(CR8R9)m－R7－(CR8R9)n－is a single- or multi-membered chain in which R7 may also be a (substituted) hetero atom, and m+n is zero or 1, form, together with aluminoxanes as cocatalysts, a very effective catalyst system for the preparation of polyolefins of high molecular weight.
대표청구항
▼
A compound of the formula I [Figure] (I) in which M1 is a metal from 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-Ch10-aryl group, a C6-C10-aryloxy group, a C2-C10-alkenyl group, a C7-C 40-
A compound of the formula I [Figure] (I) in which M1 is a metal from 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-Ch10-aryl group, a C6-C10-aryloxy group, a C2-C10-alkenyl group, a C7-C 40-arylalkyl group, a C7-C40-alkylaryl group, a C8-C40-arylalkenyl group or a halogen atom, R3 and R4 are identical or different and are a hydrogen atom, a halogen atom, a C1-C10-alkyl group, which is optionally halogenated, a C6-C10-aryl group, an －NR210, －SR10, －OSiR310. －SiR310 or －PR210 radical in which R10 is a halogen atom, a C1-C10-alkyl group or a C6-C10-aryl group, R5 and R6 are identical or different and are as defined for R3 and R4, with the proviso that R5 and R6 are not hydrogen, [Figure] [Figure] 〓Br11, 〓AlR11, －Ge－, －Sn－, －O－, －S－, 〓SO, 〓SO2, 〓NR11, 〓CO, 〓PR11 or 〓P(O)R11, where R11, 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 R11 and R12 or R11 and R13, in each case with the atoms connecting them, form a ring, M2 is silicon, germanium or tin, R8 and R9 are identical or different and are as defined for R11, and m and n are identical or different and are zero, 1 or 2, m plus n being zero, 1 or 2. A catalyst composition which comprises: a compound of the formula I as claimed in claim 1 and an aluminoxane.
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