Sabic Innovative Plastics IP B.v.

Sriramakrishna Maruvuda

Jon Michael Malinoski

Theodorus L Hoeks

Dennis Karlik

Anirudha Singh

Akira Hatano

Ken Kuriki

Disclosed herein is a thermoplastic composition comprising a combination of: a polysiloxane-polycarbonate copolymer and a poly(aliphatic ester)-polycarbonate copolymer comprising soft block ester units of the formula (8): wherein m is 4 to 18, wherein the thermoplastic composition has a melt volume rate of 14 cc/10 min to 22 cc/10 min at 300&#xb0; C. and under a load of 1.2 Kg and a dwell time of 6 minutes, according to ASTM D1238-04, wherein an article molded from the thermoplastic composition and having a thickness of 3.2 mm has a percent transmittance of greater than 85% according to ASTM D1003-00, and wherein 100% of a set of five test articles each having a thickness of 3.2 mm and molded from the thermoplastic composition exhibit ductile fracture at &#x2212;40&#xb0; C. when measured for notched Izod Impact according to ASTM D256-04. An article comprising the thermoplastic composition is also disclosed.

Transparent thermoplastic compositions having high flow and ductiliy, and articles prepared therefrom

Disclosed herein is a camera lens comprising a thermoplastic composition comprising a poly(aliphatic ester)-polycarbonate copolymer comprising soft block ester units derived from an alpha, omega Caliphatic dicarboxylic acid or derivative thereof, a dihydroxyaromatic compound, and a carbonate source, wherein the thermoplastic composition has a melt volume rate of 13 to 25 cc/10 min at 250&#xb0; C. and under a load of 1.2 Kg and a dwell time of 6 minutes, according to ASTM D1238-04, and wherein the camera lens has an effective lens area of 0.5 to 100 mm. A method of making the camera lens, and a camera lens comprising a thermoplastic composition comprising a redistribution product of a poly(aliphatic ester)-polycarbonate, are also disclosed.

Transparent articles prepared from thermoplastic compositions having high flow and ductility, and method of preparing articles

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Evansville, IN, United States of America

Sriramakrishna Maruvuda