Patent ID: 8232343

Claim:
An environmentally-friendly polylactic acid resin composition comprising: (A) a mixed resin comprising (a1) about 25 to about 80 wt % of a polylactic acid (PLA) resin and (a2) about 20 to about 75 wt % of a polycarbonate resin; and (B) a compatibilizer capable of forming a stereo-complex with the polylactic acid (PLA) resin, wherein the compatibilizer is a copolymer of a polylactic acid resin that is an optical isomer of the polylactic acid resin (a1) of the mixed resin (A) and polycarbonate, wherein the compatibilizer is included in an amount of about 2 to about 10 parts by weight based on 100 parts by weight of the mixed resin.