UEBERZUGSMITTEL FUER POLYCARBONATE

• Main Authors: COHNEN,WOLFGANG,DR, SELBECK,HARALD,DR, DHEIN,ROLF,DR
• Format: Patent
• Language: German
• Published: 02.11.1978
• Edition: 2
• Subjects: ADHESIVES; AFTER-TREATMENT NOT COVERED BY SUBCLASSES C08B, C08C, C08F,C08G; CHEMICAL PAINT OR INK REMOVERS; CHEMISTRY; COATING COMPOSITIONS, e.g. PAINTS, VARNISHES ORLACQUERS; COMPOSITIONS BASED THEREON; CORRECTING FLUIDS; DYES; FILLING PASTES; GENERAL PROCESSES OF COMPOUNDING; INKS; METALLURGY; MISCELLANEOUS APPLICATIONS OF MATERIALS; MISCELLANEOUS COMPOSITIONS; NATURAL RESINS; ORGANIC MACROMOLECULAR COMPOUNDS; PAINTS; PASTES OR SOLIDS FOR COLOURING OR PRINTING; POLISHES; THEIR PREPARATION OR CHEMICAL WORKING-UP; USE OF MATERIALS THEREFOR; WOODSTAINS; WORKING-UP

A coating composition for polycarbonate surfaces comprising a mixture of: (A) 86% to 98% by weight of hydroxyl-group-containing copolymers with copolymerized units of: (a) 20% to 32% by weight of at least one aromatic vinyl monomer, (b) 8% to 18% by weight of at least one hydroxylalkyl ester of acrylic or methacrylic acid containing from 2 to 12 carbon atoms in the alkyl group, and (c) 50% to 70% by weight of at least one acrylic or methacrylic acid ester containing from 1 to 8 carbon atoms in the saturated aliphatic monoalcohol component and/or a mixture thereof; and (B) 2 to 14% by weight of at least one melamine resin.