Described herein are molding compositions comprising a blend of (a) a polyarylate derived from a dihydric phenol and an aromatic dicarboxylic acid, (b) a polyester derived from an aliphatic or cycloaliphatic diol and at least one aromatic dicarboxylic acid, (c) an epoxide and, optionally, at least one thermoplastic polymer. An article molded from these compositions has a good balance of mechanical properties and improved hydrolytic stability.
本文描述的模塑组合物包含以下物质的混合物:(a) 由二元
苯酚和芳香族二
羧酸衍生的聚芳酸酯;(b) 由脂肪族或环脂族二元醇和至少一种芳香族二
羧酸衍生的聚酯;(c)
环氧化物,以及可选的至少一种热塑性聚合物。 由这些组合物模塑的物品具有良好的机械性能平衡和更高的
水解稳定性。