Rubber-based graft copolymer

Details Rubber-based graft copolymer Rubber-based graft copolymer

1989-11-02

1992-03-17

Marquis, Melvyn I.

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

Synthetic resins

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

525308, 525310, 525316, 525319, C08F25506, C08F27902, C08F25300, C08F27904

Patent

active

050969722

ABSTRACT:
The invention relates to a graft copolymer obtainable by reacting a rubbery base polymer, which has been provided with hydroperoxide groups via photo-oxidation, with one or more radical-polymerizable graft monomers, the graft copolymer being based upon 90-20 parts of a rubbery base polymer containing at least 4 (four) hydroperoxide groups per rubber chain and 80-10 parts of one or more of the graft monomers.

REFERENCES:
patent: 2911398 (1959-11-01), Vandenberg
patent: 2972605 (1961-02-01), Natta et al.
patent: 3484353 (1969-12-01), Sharp
patent: 3489822 (1970-01-01), Witt et al.
patent: 3846266 (1974-11-01), Duynatee
patent: 4166081 (1979-08-01), Fournier
patent: 4704431 (1987-11-01), Stuart
patent: 4716197 (1987-12-01), Seiss
patent: 4788250 (1988-11-01), Kitahara
European Search Report and Annex, Application No. 89202755.8.

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