化学性质
端羧基右旋聚乳酸OH-PDLA-COOH结晶型聚合物，类白色到浅黄色不规整颗粒或粉末。玻璃化转变温度：60～65℃，熔点：170～180℃。干燥失重（%）≤0.5，灼烧残渣（%）≤0.5，重金属总含量（ppm）≤10,催化剂残留(ppm)≤200 ,单体残留(%)≤1
质量标准
产品型号产品名称英文名称IV(dl/g)重均（Mw）（万）DG-DH030端羧基右旋聚乳酸Poly(D-lactide)COOH0.1-0.30.3-1.5DG-DH050端羧基右旋聚乳酸Poly(D-lactide)COOH0.3-0.51.5-3DG-DH070端羧基右旋聚乳酸Poly(D-lactide)COOH0.5-0.73-5.5DG-DH100端羧基右旋聚乳酸Poly(D-lactide)COOH0.7-1.05.5-9DG-DH150端羧基右旋聚乳酸Poly(D-lactide)COOH1.0-1.59-17DG-DH200端羧基右旋聚乳酸Poly(D-lactide)COOH1.5-2.017-26DG-DH250端羧基右旋聚乳酸Poly(D-lactide)COOH2.0-2.526-36DG-DH300端羧基右旋聚乳酸Poly(D-lactide)COOH2.5-3.036-48DG-DH400端羧基右旋聚乳酸Poly(D-lactide)COOH3.0-4.048-73DG-DH500端羧基右旋聚乳酸Poly(D-lactide)COOH4.0-5.073-102DG-DH600端羧基右旋聚乳酸Poly(D-lactide)COOH5.0-6.0102-137DG-DH700端羧基右旋聚乳酸Poly(D-lactide)COOH6.0-7.0137-170DG-DH800端羧基右旋聚乳酸Poly(D-lactide)COOH7.1-8.0170-206DG-DH1000端羧基右旋聚乳酸Poly(D-lactide)COOH8-10206-288
