TRANSPARENT THERMOPLASTIC MOLDING COMPOSITIONS

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 so...

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Bibliographic Details
Main Authors MASON, JAMES P, PYLES, ROBERT A
Format Patent
LanguageEnglish
French
Published 19.11.1995
Edition6
Subjects
CHEMISTRY
COMPOSITIONS BASED THEREON
COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
METALLURGY
ORGANIC MACROMOLECULAR COMPOUNDS
THEIR PREPARATION OR CHEMICAL WORKING-UP
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Summary: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 wherein R3 and R4, X and m are defined.
Bibliography:Application Number: CA19952148882