Catalyst – solid sorbent – or support therefor: product or process – Catalyst or precursor therefor – Plural component system comprising a - group i to iv metal...
Patent
1994-03-21
1997-01-28
Smith, Edward J.
Catalyst, solid sorbent, or support therefor: product or process
Catalyst or precursor therefor
Plural component system comprising a - group i to iv metal...
502125, 502126, 502119, 502127, 5261254, 5261255, 5261246, 5261248, 526352, C08F 4654, C08F 4651, C08F 1002
Patent
active
055977707
ABSTRACT:
A catalyst compound of the formula (I) is useful in the polymerization of ethylene into homopolymers or copolymers of high density and high melt flow ratio. The catalyst is prepared with a partial activation step before its complete activation with a co-catalyst.
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patent: 4803251 (1989-02-01), Goode et al.
patent: 4845177 (1989-07-01), Vogt et al.
HANWHA Chemical Corporation
Smith Edward J.
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