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

A copolycarbonate lens formed from a polycarbonate composition comprising: a copolycarbonate comprising bisphenol A carbonate units and of phthalimide carbonate and optionally, a bisphenol A homopolycarbonate; wherein the second carbonate units are present in an amount of 18 to 35 mol % based on the...

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Bibliographische Detailangaben

Hauptverfasser:	Assink, Roland Sebastian, Gonzalez Vidal, Nathalie, Van Heerbeek, Hendrikus Petrus Cornelis, Van Der Mee, Mark Adrianus Johannes, Eggenhuisen, Tamara Marijke, Mitsui, Kazuhiko, De Brouwer, Johannes, Van De Grampel, Robert Dirk, Micciche, Fabrizio, Shafaei, Shahram
Format:	Patent
Sprache:	eng
Schlagworte:	AFTER-TREATMENT NOT COVERED BY SUBCLASSES C08B, C08C, C08F,C08G CHEMISTRY COMPOSITIONS BASED THEREON COMPOSITIONS OF MACROMOLECULAR COMPOUNDS GENERAL PROCESSES OF COMPOUNDING MACROMOLECULAR COMPOUNDS OBTAINED OTHERWISE THAN BY REACTIONSONLY INVOLVING UNSATURATED CARBON-TO-CARBON BONDS METALLURGY OPTICAL ELEMENTS, SYSTEMS, OR APPARATUS OPTICS ORGANIC MACROMOLECULAR COMPOUNDS PHYSICS THEIR PREPARATION OR CHEMICAL WORKING-UP WORKING-UP
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