Patent ID: 6403178
Filing Date: 2002-06-11
Classification: C08L,H01M,Y02E,Y10T

Abstract:
A polymer alloy comprising a crystalline polypropylene, a polyphenylene ether and a syndiotactic polystyrene where the polyphenylene ether is finely dispersed in the crystalline polypropylene and the syndiotactic polystyrene is dispersed in the polyphenylene ether, which provides a molded product having a heat distortion temperature (ASTM D 790) of 105Â° C. or higher and a high-temperature flexural modulus (ASTM D 790: 80Â° C.) of 1000 MPa or higher, wherein the content of the syndiotactic polystyrene in the polymer alloy is 2-41 wt %.