Title:
【発明の名称】還元された金属触媒を使用するシンジオタクチックビニル芳香族重合体の製法
Document Type and Number:
Japanese Patent JPH09504816
Kind Code:
A
Abstract:
A process for preparing syndiotactic vinylidene aromatic polymers comprising contacting one or more vinylidene aromatic monomers with a catalyst comprising a Group 4 metal complex in the +3 oxidation state and a polyalkylaluminoxane cocatalyst.
Inventors:
Newman, Thomas H
Boradechuck, Karen Kay
Boradechuck, Karen Kay
Application Number:
JP51178195A
Publication Date:
May 13, 1997
Filing Date:
August 30, 1994
Export Citation:
Assignee:
The Dow Chemical Company
International Classes:
C08F4/642; C08F4/637; C08F4/64; C08F4/6592; C08F12/00; C08F12/04; C08F12/08; C08F12/16; (IPC1-7): C08F4/642; C08F12/08; C08F12/16
Attorney, Agent or Firm:
Takehiko Saito (1 outside)