LACTIC ACID-BASED POLYESTER COMPOSITION AND ITS MOLDED ARTICLE

摘要: PROBLEM TO BE SOLVED: To provide a lactic acid-based polyester composition excellent in heat resistance and impact resistance. SOLUTION: The is constituted by which mainly composed of acid unit derived from L-lactic or D-lactic acid, copolymer consists having relation optical isomerism to the that source constituting above unit. COPYRIGHT: (C)2005,JPO&NCIPI