Polymeric modifier compositions

Details Polymeric modifier compositions Polymeric modifier compositions

1989-08-03

1991-09-10

Bleutge, John C.

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

Synthetic resins

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

525902, C08G 6348, C08G 6391, C08L 5104, C08L 5300

Patent

active

050474740

ABSTRACT:
Modifier compositions of acrylic core/shell polymers and alkyl methacrylate-butadiene-styrene core/shell polymers are added to polyvinyl halides to provide materials with improved color depth and impact strength, as well as reduced pearlescence.

REFERENCES:
patent: 3985703 (1976-10-01), Ferry
patent: 4120833 (1978-10-01), Purvis et al.
patent: 4362845 (1982-12-01), Kamata et al.
patent: 4393172 (1983-07-01), Lindner et al.
patent: 4443585 (1984-04-01), Goldman
E. H. Crook; Research Disclosure #29246; Alteration of Appearance of Impact-Modified Polycarbonate with Blends of Impact Modifiers; Aug. 1988.
R. H. Weese, S. M. Liwak, E. H. Crook; Res. Disclosure #29459; Elimination of Pearlescence in Impact-Modified Polyglutarimides; Oct., 1988.

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