Compatibilized blends of polyphenylene ether and polyphthalamide

Details Compatibilized blends of polyphenylene ether and polyphthalamide Compatibilized blends of polyphenylene ether and polyphthalamide

1997-01-06

1999-06-29

Buttner, David

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

Synthetic resins

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

525 92B, 525397, 524279, 524487, C08L 7112, C08L 7700

Patent

active

059169702

ABSTRACT:
Polymer blend compositions comprise (a) a polyphenylene ether polymer, (b) a polyphthalamide comprising the reaction product of (i) hexamethylene diamine or a mixture of hexamethylene diamine and trimethylhexamethylene diamine, and (ii) terephthalic acid, and optionally (iii) at least one acid selected from the group consisting of isophthalic acid and adipic acid, provided that a mixture of said diamines is employed if reactant (iii) is absent, and (c) at least one compatibilizer. The compositions may further include an aliphatic polyamide and/or an impact modifier.

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