Transparent thermoplastic molding compositions

Details Transparent thermoplastic molding compositions Transparent thermoplastic molding compositions

C - Chemistry, Metallurgy

08

L

C08L 69/00 (2006.01) C08L 67/02 (2006.01)

Patent

CA 2148882

A thermoplastic molding composition which has an improved total light transmission value comprising (i) copolyester of ethylene terephthalate and cyclohexane dimethanol and (ii) at least one member selected from the group consisting of (a) an aromatic copolycarbonate resin which contains at least some structural units derived from a dihydroxy compound having a special cyclic bridging units and (b) a blend containing (b1) and (b2) wherein (b1) is an aromatic polycarbonate resin which is derived from dihydroxy compounds having no special cyclic bridging units and where (b2) is said (a), is disclosed. The special cyclic bridging unit corresponds to Image wherein R3 and R4, X and m are defined.

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