Patent application number | Description | Published |
20110293912 | MULTI-LAYER FILM COMPOSITE HAVING A POLYCARBONATE LAYER - The invention relates to a multi-layer film composite having at least one layer made of polycarbonate or copolycarbonate, characterized in that the polycarbonate or copolycarbonate comprises at least one additive of the general formulas (1) to (8), R1 are selected independently of each other from the group made of C10-C25-alkyl, C10-C25-alkoxy, and C10-C25-alkyl-substituted aryl, R2 are selected independently of each other from the group of C10-C25-alkylcarbonyl or hydrogen, and R3 are selected independently of each other from the group of C10-C25-alkyl. | 12-01-2011 |
20120004375 | COPOLYCARBONATES WITH IMPROVED PROPERTIES - The present invention relates to copolycarbonates with improved surface hardness, processes for producing the same, and use of the same for producing blends, moldings, and extrudates, foil (layers), foil laminates, and cards. | 01-05-2012 |
20120022204 | (CO)POLYCARBONATES WITH IMPROVED OPTICAL PROPERTIES - The invention relates to (co)polycarbonate compositions and molding compositions which feature improved optical properties, good flowability, and high heat resistance. | 01-26-2012 |
20120190778 | POLYCARBONATE COMPOSITIONS HAVING IMPROVED OPTICAL PROPERTIES - The present invention relates to polycarbonate compositions and copolycarbonate compositions having improved optical properties, and to their production and their use for the production of shaped parts, and to shaped parts which can thereby be obtained, the compositions containing a polycarbonate or copolycarbonate which comprises bisphenol- A and at least one pair of a phosphorus compound having the oxidation number +3 and a phosphorus compound having the oxidation number +5, and the phosphorus compound having the oxidation state +5 in a pair respectively corresponding to the oxidised form of the phosphorus compound having the oxidation state +3 and the amount of more highly oxidised compound contained being less than that of the compound with the lower oxidation number. | 07-26-2012 |
20120208936 | POLYCARBONATE COMPOSITIONS WITH IMPROVED MELT STABILITY - The invention relates to polycarbonate compositions and copolycarbonate compositions with improved melt stability, the preparation thereof and the use thereof for the production of mouldings and mouldings obtainable therefrom, wherein the compositions contain a polycarbonate or copolycarbonate containing bisphenol A, and at least one phosphorus compound of the formulae (1) and (2), wherein R1 and R2 independently of each other and among one another are chosen from the group which includes branched alkyl radicals, aryl radicals and substituted aryl radicals. | 08-16-2012 |
20120232196 | UV-STABLE POLYCARBONATE COMPOSITION HAVING IMPROVED PROPERTIES - The invention relates to a UV-stabilised melt polycarbonate composition having improved melt flowability while at the same time having good optical properties and at the same time good hydrolytic stability, the composition comprising a melt polycarbonate, at least one UV absorber, at least one phosphine and optionally an aliphatic carboxylic acid ester. | 09-13-2012 |
20130109809 | POLYMERIC ANTI-STATIC AGENT | 05-02-2013 |
20140329948 | ETHYLENE-PROPYLENE-MALEIC ACID ANHYDRIDE COPOLYMER AS IMPACT MODIFIER IN GLASS-FIBER REINFORCED, FLAME-RETARDANT POLYCARBONATES FOR THE EE SECTOR - The present invention relates to impact-modified glass fibre-reinforced polycarbonate compositions of high rigidity and improved thermal and rheological properties in combination with good flameproofing properties. The present invention furthermore relates to the use of the compositions according to the invention for the production of thin-walled housing parts or switch boxes in the EE sector. | 11-06-2014 |