Patents Represented by Attorney, Agent or Law Firm Aron Prefs
  • Transparent composition containing polycarbonate and a copolymer of methylmethacrylate
    Patent number: 6359069
    Abstract: A thermoplastic molding composition is disclosed containing polycarbonate resin and a copolymer of methyl methacrylate conforming structurally to: wherein x and y are integers calculated to result in a content of PMMA in the copolymer in the range of 80 to 90 mole %, and where R1 denotes —CH3, R2 denotes —C6H5 and R3 is a C1-C2-alkyl group. The composition is characterized in its transparence.
    Type: Grant
    Filed: August 10, 2000
    Date of Patent: March 19, 2002
    Assignee: Bayer Corporation
    Inventors: Pierre Moulinié, Nicanor Köhncke