Method for preparing carboxylated styrenic resins

Details Method for preparing carboxylated styrenic resins Method for preparing carboxylated styrenic resins

1991-10-22

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...

525263, 525289, 525310, 525315, 525319, 525324, C08F26708, C08L 5104

Patent

active

051323702

ABSTRACT:
An improved method for carboxylating styrenic resins and particularly impact-modified styrenic resins such as ABS resins, by melt-processing a mixture comprising the styrenic resin, an ethylenically-unsaturated carboxylic compound, and, optionally, a free-radical generator.

REFERENCES:
patent: 3966842 (1976-05-01), Ludwig et al.
patent: 4205020 (1980-05-01), Hendy et al.
patent: 4292414 (1981-06-01), Saito et al.

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