Patent ID: 6476158
Filing Date: 2002-11-05
Classification: C08L

Abstract:
A process for preparing a high gloss retention resin molding composition, comprising:blending a polyester resin; a resin polycarbonate; a resin selected from the group consisting of polyarylate, polyester-carbonate, and mixtures thereof, wherein the composition has a polyester-carbonate to polycarbonate weight ratio or a polyarylate to polycarbonate ratio of 90:10 to 10:90; and at least one synthetic colorant wherein the synthetic colorant is stable at molding temperatures and does not contain primary amino, sulfonic acid, or alkali metal carboxylate functionality, wherein the composition has an initial 60Â° gloss value measured according to ASTM D523 of greater than or equal to 80%; and wherein the composition has greater than or equal to 50% retention of initial gloss after 1000 hours weathering under ASTM G26 or SAE J1960 conditions.