| 摘要 |
PROBLEM TO BE SOLVED: To provide a polycarbonate resin composition exhibiting good mechanical properties and excellent impact resistance, having high heat resistance, a high refractive index and a high Abbe number and further exhibiting excellent crack resistance. SOLUTION: The polycarbonate resin composition comprises an aromatic-aliphatic copolycarbonate resin, comprised of a constituting unit derived from an aromatic dihydroxy compound, a constituting unit derived from tricyclo(5.2.1.0<SP>2.6</SP>)decanedimethanol and a constituting unit derived from a spiroglycol, and an aromatic polycarbonate resin. COPYRIGHT: (C)2004,JPO
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