METHOD FOR IMPROVING THE LOW TEMPERATURE IMPACT STRENGTH OF THERMOPLASTIC COPOLYESTERS AND STYRENE ACRYLONITRILE COPOLYMERS

摘要

08-12(8829)A METHOD FOR IMPROVING THE LOW TEMPERATURE IMPACT STRENGTH OF POLYBLENDS OF THERMOPLASTIC COPOLYESTERS AND STYRENE ACRYLONITRILE COPOLYMERS A method for improving the low temperature impact strength of a thermoplastic polyblend of PETG and SAN which method comprises incorporating therein an effective amount of a dispersant selected from the group consisting of mono- and di-carboxylic acids containing 6 to 36 carbon atoms; alkali and alkaline-earth metal salts and amides of such acids; and aliphatic alcohols containing 6 to 36 carbon atoms.