| abstract |
Disclosed is a polycarbonate resin composition that improves the compatibility between polycarbonate and polylactic acid, has a good appearance without pearly luster, and has improved appearance and fluidity without impairing impact resistance. A block copolymer having a polyester structural unit (II) obtained by esterifying a polycarbonate (A), a polylactic acid (B), a polyhydroxycarboxylic acid structural unit (I), and a dicarboxylic acid and a diol. A polycarbonate resin composition comprising a polymer (C). [Selection figure] None |