Sabic Global Technologies B.v.

Shpp Global Technologies B.v.

Fabrizio Micciche

Robert Dirk Van De Grampel

Nathalie Gonzalez Vidal

Mark Adrianus Johannes Van Der Mee

Roland Sebastian Assink

Johannes De Brouwer

Kazuhiko Mitsui

Shahram Shafaei

Hendrikus Petrus Cornelis Van Heerbeek

James Franklin Hoover

Niles R Rosenquist

Jan Henk Kamps

Johannes Martinus Dina Goossens

Tamara Marijke Eggenhuisen

Vaidyanath Ramakrishnan

Remco Wirtz

Johannes Gerardus Petrus Goossens

Erik Schwartz

Henrikus Petrus Cornelis Van Heerbeek

Jozua De Heer

Frederick C Prehn Jr

Duygu Deniz Günbas

Shahram Shafei

Niles Richard Rosenquist

A reinforced polycarbonate composition comprising 50-95 wt % of a poly(aliphatic ester-carbonate); 5-40 wt % of a high heat copolycarbonate comprising high heat carbonate units derived from 1,1-bis(4-hydroxyphenyl)-3,3,5-trimethyl-cyclohexane, N-phenyl phenolphthalein bisphenol, 4,4-(1-phenylethylidene)bisphenol, 4,4-(3,3-dimethyl-2,2-dihydro-1H-indene-1,1-diyl)diphenol, 1,1-bis(4-hydroxyphenyl)cyclododecane, 3,8-dihydroxy-5a,10b-diphenyl-coumarano-2',3′,2,3-coumarane, or a combination thereof, preferably 1,1-bis(4-hydroxyphenyl)-3,3,5-trimethyl-cyclohexane, N-phenyl phenolphthalein bisphenol, or a combination thereof, and optionally comprising low heat carbonate units; 0.1-0.8 wt % of a Calkyl sulfonate salt flame retardant; 0.1-0.8 wt % of an anti-drip agent; 5-35 wt % glass fibers; wherein each amount is based on the total weight of the reinforced polycarbonate composition, which sums to 100 wt %.

Reinforced flame retardant polycarbonate compositions with improved melt volume rates

A thermoplastic composition comprises: a copolycarbonate comprising bisphenol A carbonate units and second carbonate units of the formula (I) and optionally, a bisphenol A homopolycarbonate; wherein the second carbonate units are present in an amount of 10 to 49 mol % based on the sum of the moles of the copolycarbonate and the bisphenol A homopolycarbonate, the copolycarbonate comprises less than 2 ppm by weight of each of an ion of lithium, sodium, potassium, calcium, magnesium, ammonium, chlorine, bromine, fluorine, nitrite, nitrate, phosphite, phosphate, sulfate, formate, acetate, citrate, oxalate, trimethylammonium, and triethylammonium, as measured by ion chromatography, and the thermoplastic composition has a bisphenol A purity of at least 99.6%, or at least 99.7% as determined by high performance liquid chromatography. The thermoplastic composition has a Vicat B120 of 155&#xb0; C. or higher; and an increase in yellowness index of less than 10 during 1000 hours of heat aging at 155&#xb0; C. 

High heat copolycarbonate compositions having enhanced optical properties, articles formed therefrom, and methods of manufacture

tic composition includes: a high heat polycarbonate comprising optional bisphenol A carbonate units and high heat carbonate units of the formula (1), (2), (3), or a combination thereof; optionally a bisphenol A homopolycarbonate; and 2 to 40 ppm of an organosulfonic stabilizer of the formula (a) wherein the high heat carbonate units are present in an amount of 20 to 49 mol %, preferably 30 to 40 mol % based on the sum of the moles of the high heat polycarbonate and the bisphenol A homopolycarbonate, and optionally the high heat polycarbonate comprises less than 2 ppm by weight of each of an ion of lithium, sodium, potassium, calcium, magnesium, ammonium, chlorine, bromine, fluorine, nitrite, nitrate, phosphite, phosphate, sulfate, formate, acetate, citrate, oxalate, trimethylammonium, and triethylammonium, as measured by ion chromatography; and the thermoplastic composition has: a Vicat B120 of 160&#xb0; C. or higher measured according to ISO 306; and a yellowness index of less than 12, measured according to ASTM D1925. 

Polycarbonate compositions having enhanced optical properties, articles formed therefrom, and methods of manufacture

A lens containing a polycarbonate composition is disclosed. The polycarbonate composition includes a copolycarbonate having bisphenol A carbonate units and second carbonate units of the formula and 2 to 40 ppm of an organosulfonic stabilizer of the formula wherein the second carbonate units are present in an amount of 20 to 49 mol %, preferably 30 to 40 mol % based on the sum of the moles of the copolycarbonate and the bisphenol A homopolycarbonate. The polycarbonate composition has: a Vicat B120 of 160&#xb0; C. or higher measured according to ISO 306; and a yellowness index of less than 12, measured according to ASTM D1925.

Copolycarbonate lenses, methods of manufacture, and applications thereof

A thermoplastic composition comprises: a copolycarbonate comprising bisphenol A carbonate units and second carbonate units of the formula (I); and 2 to 40 ppm of an organosulfonic stabilizer of the formula (II); wherein the second carbonate units are present in an amount of 20 to 49 mol %, preferably 30 to 40 mol % based on the sum of the moles of the copolycarbonate and the bisphenol A homopolycarbonate, and optionally the copolycarbonate comprises less than 2 ppm by weight of each of an ion of lithium, sodium, potassium, calcium, magnesium, ammonium, chlorine, bromine, fluorine, nitrite, nitrate, phosphite, phosphate, sulfate, formate, acetate, citrate, oxalate, trimethylammonium, and triethylammonium, as measured by ion chromatography; and the thermoplastic composition has: a Vicat B120 of 160&#xb0; C. or higher measured according to ISO 306; and a yellowness index of less than 12, measured according to ASTM D1925. 

Copolycarbonate compositions having enhanced optical properties, articles formed therefrom, and methods of manufacture

Polysiloxane-polycarbonates and improved methods for preparing the polysiloxane-polycarbonates are provided. Also provided are blend compositions including the polysiloxane-polycarbonates. The blend compositions can include one or more additional polymers. The blend compositions can include one or more additives. The blend compositions can be used to prepare articles of manufacture.

Polysiloxane-polycarbonate copolymers and method for production thereof

Disclosed herein are polydiorganosiloxane-polycarbonate block copolymers having desirable optical properties, and methods of making such block copolymers. Also disclosed herein are analytical methods for evaluating hydroxyaryl end-capped polydialkylsiloxane monomers.

Polydiorganosiloxane-polycarbonate block copolymers

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Breda, Netherlands

Fabrizio Micciche