Styrene-grafted polyanhydride copolymer

Details Styrene-grafted polyanhydride copolymer Styrene-grafted polyanhydride copolymer

1977-03-08

1979-09-11

Pertilla, Theodore E.

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

Synthetic resins

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

260 18PF, 260 4218, 525285, 525385, 525359, 525286, C08L 6300

Patent

active

041675398

ABSTRACT:
A polyanhydride copolymer is made having styrene grafted onto the linear backbone chain of a styrene-maleic anhydride copolymer or a 1-alkene-maleic anhydride copolymer. This graft copolymer is also prepared in the presence of an epoxy compound such as monoepoxide or an epoxy resin for subsequent curing.

REFERENCES:
patent: 2047398 (1936-07-01), Voss et al.
patent: 2971939 (1961-02-01), Baer
patent: 3306954 (1967-02-01), Moore
patent: 3374209 (1968-03-01), Hay et al.
patent: 3417162 (1968-12-01), Zimmerman et al.
patent: 3620990 (1971-11-01), Hazen et al.
patent: 3717557 (1973-02-01), Peterson et al.
patent: 3729451 (1973-04-01), Blecke et al.
patent: 3852236 (1974-12-01), Heilman
patent: 3997499 (1976-12-01), Heilman et al.

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