Novel coimpregnated vanadium-zirconium catalyst for making polye

Details Novel coimpregnated vanadium-zirconium catalyst for making polye Novel coimpregnated vanadium-zirconium catalyst for making polye

Filed on

1990-06-29

Date issued

1991-12-03

Examiner

Garvin, Patrick P.

Patent Class

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

SubClass

Catalyst or precursor therefor

SubSubClass

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

Other Related Categories

502108, 502110, 502112, 502113, 526116, C08F 468

Type

Patent

Status

active

Patent number

050700553

Description

ABSTRACT:
A supported, electron donor-complexed reduced vanadium.sup.(<3) /zirconium coimpregnated catalyst possessing enhanced activity, the methods of its manufacture and ethylene polymers of broad molecular weight distribution produced therewith.

REFERENCES:
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patent: 4525550 (1985-06-01), Warzelhan et al.
patent: 4530914 (1985-07-01), Ewen et al.
patent: 4559318 (1985-12-01), Smith et al.
patent: 4568659 (1986-02-01), Warzelhan et al.
patent: 4701432 (1987-10-01), Welborn
patent: 4918038 (1990-04-01), Samuels et al.
Carrick et al., JACS, vol. 82, p. 1502 (1960).
Karol et al., JACS, vol. 83, pp. 2654-2658 (1961).
Jacob et al., Z. anorg. allg. Chem., 427, pp. 75-84 (1976).

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