Olefin polymerization and copolymerization catalyst

Details Olefin polymerization and copolymerization catalyst Olefin polymerization and copolymerization catalyst

1993-04-22

2000-04-18

Wood, Elizabeth D.

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

Catalyst or precursor therefor

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

502120, 502121, 502123, 502124, 502126, 502127, B01U 3100

Patent

active

060515244

ABSTRACT:
A solid, hydrocarbon-insoluble, catalyst component useful in polymerizing olefins containing magnesium, titanium, and halogen further contains an internal electron donor comprising ##STR1## wherein R is selected from C.sub.1 -C.sub.8 alkyl, C.sub.6 -C.sub.9 aryl or C.sub.1 -C.sub.8 alkoxy groups; and wherein X and Y are N-R', O, P(O)(OR'), P(O)R', or S, and R' is selected from hydrogen, C.sub.1 -C.sub.8 alkyl and alkoxy, and C.sub.6 -C.sub.9 aryl groups, provided that up to two Y groups may be CR'.sub.2 groups.

REFERENCES:
patent: 4866022 (1989-09-01), Arzoumanidis et al.
patent: 4946816 (1990-08-01), Cohen et al.
patent: 5104838 (1992-04-01), Fujita et al.
patent: 5204303 (1993-04-01), Korvenoja et al.
patent: 5221650 (1993-06-01), Buehler

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