Moldable styrene-maleic anhydride/polybutylene terephthalate com

Details Moldable styrene-maleic anhydride/polybutylene terephthalate com Moldable styrene-maleic anhydride/polybutylene terephthalate com

1988-09-01

1990-01-02

Short, Patricia

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

Synthetic resins

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

525166, 525175, 525176, C08L 6702, C08L 3506

Patent

active

048914053

ABSTRACT:
Moldable blends of styrene/maleic anhydride copolymer, polybutylene terephthalate ester, and styrene-maleimide copolymer having pendant carboxyl or hydroxyl groups are provided. In one embodimnent, the incorporation of the styrene-maleimide copolymer results in a composition having co-continuous phases. The compositions of this invention facilitate the production of blow molded articles.

REFERENCES:
patent: 3644574 (1972-02-01), Jackson et al.
patent: 4080354 (1978-03-01), Kramer
patent: 4217427 (1980-08-01), Falk et al.
patent: 4701493 (1987-10-01), Dean

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