Carbocationic catalysts and process for using said catalysts

Details Carbocationic catalysts and process for using said catalysts Carbocationic catalysts and process for using said catalysts

1996-03-12

2000-06-13

Wood, Elizabeth

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

Catalyst or precursor therefor

Organic compound containing

502150, 502155, 502167, 502169, 502171, 502202, B01J 3100, B01J 3114

Patent

active

060749784

ABSTRACT:
A carbocationic catalyst composition comprising an initiator of water, a tertiary alkyl or aralkyl halide, ester, ether, carboxylic acid, acid halide or a polymeric halide, a co-initiator of organometal alkoxide halides, organometal phenoxide halides and/or organometal carboxyl halides is used to produce polymers particularly polyisobutylene and isobutylene/para-methyl-styrene copolymers.

REFERENCES:
patent: 4908421 (1990-03-01), Mishra et al.
patent: 4910421 (1990-03-01), Kennedy et al.
patent: 5350726 (1994-09-01), Shaffer
patent: 5350819 (1994-09-01), Shaffer

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