Title:
【発明の名称】2-置換ビスインデニルメタロセン、その製造方法およびオレフィン重合用触媒としてのその用途
Document Type and Number:
Japanese Patent JP3272005
Kind Code:
B2
Abstract:
The metallocenes of the formula I according to the invention
in which the substituents have the following preferred meanings: M<1> is Zr or Hf, R<1> and R<2> are alkyl or halogen, R<3> and R<4> are hydrogen, R<5> and R<6> are alkyl or haloalkyl, -(CR<8>R<9>)m-R<7>-(CR<8>R<9>)n- is a chain with one or more than one members in which R<7> can also be a (substituted) hetero atom, and m + n is zero or 1, form, together with aluminoxanes as cocatalysts, a highly effective catalyst system for the preparation of polyolefins having a high molecular weight.
Inventors:
Andreas Winter
Martin Ambert
Walter Syupalek
Jurgen Rollman
Folker Dore
Martin Ambert
Walter Syupalek
Jurgen Rollman
Folker Dore
Application Number:
JP29468791A
Publication Date:
April 08, 2002
Filing Date:
November 11, 1991
Export Citation:
Assignee:
HOECHST AKTIENGESELLSCHAFT
International Classes:
C07F7/00; C07F7/08; C07F9/00; C07F11/00; C07F17/00; C08F4/60; C08F4/602; C08F4/64; C08F4/642; C08F4/645; C08F4/6592; C08F4/70; C08F10/00; C08F110/06; C08F4/639; C08F4/6392; (IPC1-7): C07F17/00; C07F7/00
Domestic Patent References:
| JP6366206A | ||||
| JP1275609A | ||||
| JP6451408A | ||||
| JP4268307A |
Attorney, Agent or Firm:
Mitsufumi Esaki (2 others)
Previous Patent: MAGNETIC HEAD
Next Patent: IMAGE FORMING DEVICE AND FIXING ROLLER FOR FIXING DEVICE THEREOF
Next Patent: IMAGE FORMING DEVICE AND FIXING ROLLER FOR FIXING DEVICE THEREOF