Mitsubishi Chemical Corporation

Mitsubishi Engineering-plastics Corporation

Masahide Shidou

Tatsuya Hitomi

Masanori Yamamoto

Yoshitaka Shiraishi

Tomonari Yokoyama

Ryouhei Nishihara

Kiyotaka Hirano

To provide a polycarbonate resin laminate having the surface hardness remarkably improved and being excellent in color and impact resistance. A polycarbonate resin laminate which comprises at least a surface layer (A) and a resin layer (B) and is characterized by satisfying the following conditions: (i) the surface layer (A) is a layer made of a polycarbonate resin composition which comprises at least a polycarbonate resin (a) having at least structural units represented by the following formula (1) and a polycarbonate resin (b) having structural units different from the polycarbonate resin (a), (ii) the mass ratio of the polycarbonate resin (a) to the polycarbonate resin (b) in the surface layer (A) is within a range of from 45:55 to 99:1, and (iii) the pencil hardness of the polycarbonate resin laminate as specified by ISO 15184 and measured from the surface layer (A) side is at least H: 

Polycarbonate resin laminate

The present invention relates to a polycarbonate resin having, in the molecule, at least a structural unit represented by the following formula (1), wherein the terminal hydroxyl group concentration of the polycarbonate resin is 300 ppm or less: 

Polycarbonate resin, polycarbonate resin composition and molded article thereof

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Yokkaichi, Japan

Masahide Shidou