Title:
【発明の名称】α-オレフィンの立体特異性重合用触媒系、その重合法及び得られたポリマー
Document Type and Number:
Japanese Patent JP3354987
Kind Code:
B2
Abstract:
Catalyst system usable for the polymerization of alpha -olefins, comprising: - a solid based on complexed titanium chloride of delta crystalline form; - an organoaluminium compound; - an organic oxygen compound of silicon; characterized in that the organoaluminium compound is an unhalogenated compound.
Inventors:
Jean Louis Costa
Sabine Pamar
Elf collet
Serge Betonville
Sabine Pamar
Elf collet
Serge Betonville
Application Number:
JP10570493A
Publication Date:
December 09, 2002
Filing Date:
May 06, 1993
Export Citation:
Assignee:
Polypropylene bergium
International Classes:
B01J31/14; C08F4/60; C08F4/655; C08F4/64; C08F4/642; C08F4/658; C08F10/00; C08F10/06; C08F110/06; C08K13/00; C08L23/00; (IPC1-7): C08F4/655; C08F10/00
Domestic Patent References:
| JP63238110A | ||||
| JP533356B1 | ||||
| JP3818985B1 |
Attorney, Agent or Firm:
Minoru Nakamura (9 outside)