Catalyst system for olefin polymerization and process for the po

Details Catalyst system for olefin polymerization and process for the po Catalyst system for olefin polymerization and process for the po

1997-07-24

1999-01-26

Wu, David W.

Catalyst, solid sorbent, or support therefor: product or process

Catalyst or precursor therefor

Plural component system comprising a - group i to iv metal...

502111, 502113, 526 97, 526105, 526114, 526908, 5263484, 5263485, 5263486, 526352, C08F 422

Patent

active

058638547

ABSTRACT:
A catalyst system for olefin polymerization, including a catalytic solid based on chromium deposited on a support containing silica, alumina and aluminium phosphate and a cocatalyst chosen from organoaluminium compounds. One of the essential characteristics of the invention is the combination of an organoaluminium compound as cocatalyst with a catalytic solid based on chromium deposited on a support containing silica, alumina and aluminium phosphate.

REFERENCES:
patent: 4359562 (1982-11-01), Stein et al.
patent: 4758544 (1988-07-01), Plesko et al.
patent: 4806513 (1989-02-01), McDaniel et al.
patent: 5284811 (1994-02-01), Witt et al.

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