| 摘要 |
<p><P>PROBLEM TO BE SOLVED: To provide a black resin composition which is prepared by adding a colorant to an aromatic polycarbonate resin derived from specific bisphenol structural units, and which has excellent impact resistance, fluidity, surface hardness and heat resistance and has a raven-black appearance with texture and feeling of transparency similar to those of fine lacquer ware, and to provide a black molded article. <P>SOLUTION: The black colored resin composition contains 0.01-5 pts.wt. of a colorant (component B) relative to 100 pts.wt. of an aromatic polycarbonate resin (component A) having a viscosity average molecular weight of 1.8×10<SP POS="POST">4</SP>-3.2×10<SP POS="POST">4</SP>obtained from aromatic dihydroxy components, wherein≥90 mol% of all the aromatic dihydroxy components are 2,2-bis(4-hydroxy-3-methylphenyl)propane (component a-1) and 2,2-bis(4-hydroxyphenyl)propane (component a-2) in a molar ratio of (component a-1):(component a-2) within the range of 40:60 to 90:10. <P>COPYRIGHT: (C)2013,JPO&INPIT</p> |
