Polyblends of thermoplastic copolyesters and styrene acrylonitri

Details Polyblends of thermoplastic copolyesters and styrene acrylonitri Polyblends of thermoplastic copolyesters and styrene acrylonitri

1989-12-20

1991-01-22

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...

525175, C08L 6702

Patent

active

049871870

ABSTRACT:
A molding composition prepared from a blend of: (A) a copolyester of a dicarboxylic acid moiety, such as terephthalic acid or dimethyl terephthalate and a dihydric alcohol moiety, such as ethylene glycol in combination with diethylene glycol or 1,4-cyclohexanedimethanol, and (B) a copolymer prepared from a styrenic monomer and an ethylenically unsaturated nitrile, wherein articles molded from such compositions have improved clarity and toughness.

REFERENCES:
patent: 3564077 (1971-02-01), Brinkmann et al.
patent: 3578730 (1971-05-01), Herwig et al.
patent: 4080354 (1978-03-01), Kramer
patent: 4148956 (1979-04-01), Breitenfeller et al.
patent: 4327012 (1982-04-01), Salee
patent: 4397986 (1983-08-01), Hornbaker

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