Single-stage process for the preparation of polyisobutylene carb

Details Single-stage process for the preparation of polyisobutylene carb Single-stage process for the preparation of polyisobutylene carb

1995-01-17

1996-01-16

Lipman, Bernard

Synthetic resins or natural rubbers -- part of the class 520 ser

Synthetic resins

Mixing of two or more solid polymers; mixing of solid...

5253328, 5253338, C08F 806

Patent

active

054848571

ABSTRACT:
The present invention relates to a single-stage process for the preparation of polyisobutylene carboxylic acids from isobutylene-diene copolymers, which are optionally crosslinked or branched by means of a diolefine in the known manner, by reaction with ozone in the presence of a solvent.

REFERENCES:
patent: 3890293 (1975-06-01), Yukuta et al.
patent: 3964324 (1976-06-01), Gassner et al.
patent: 4336356 (1982-06-01), Aharoni et al.
patent: 5262489 (1993-11-01), White et al.
patent: 5434221 (1995-07-01), White et al.

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