| 摘要 |
08CL06731 COMPOSITION A composition comprising an admixture of a. a major quantity of an aromatic poly carbonate and b. a minor quantity of i. a polycarbonate polysiloxane block copolymer; and ii. a hydrogenated alkylidene vinyl aromatic block copolymer graft modified with an unsaturated dicarboxylic acid or unsaturated dicarboxylic acid anhydride. wherein the quantities of b are such that the 1/4 inch impact resistance of a molded part and the organic solvent resistance is improved over polycarbonate alone while maintaining the compatibility of the composition of a and b.
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