Stabilization of polymers containing an unsaturated dicarboxylic

Details Stabilization of polymers containing an unsaturated dicarboxylic Stabilization of polymers containing an unsaturated dicarboxylic

1990-04-04

1992-07-21

Ziegler, Jacob

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

Synthetic resins

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

525207, 525285, C08L 3504, C08L 3700, C08L 5104

Patent

active

051323648

ABSTRACT:
Polymers and polymer blends containing, as a copolymerized constituent, an unsaturated dicarboxylic acid anhydride (such as maleic anhydride); and more particularly to stabilizing the same with poly(p-hydroxystyrene) and copolymers of p-hydroxystyrene and styrene to reduce splay and streaking during molding.

REFERENCES:
patent: 3884992 (1975-05-01), Shimizu et al.
patent: 4387191 (1983-06-01), Dufour et al.
patent: 4397975 (1983-08-01), Harris
patent: 4433086 (1984-02-01), Harris
patent: 4609589 (1986-09-01), Hosoda et al.
patent: 4661545 (1987-04-01), Bruis et al.

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