发明名称 |
POLYLACTIC ACID COMPOSITION, AND PRODUCTION METHOD AND PRODUCTION APPARATUS OF THE SAME |
摘要 |
To provide a polylactic acid composition, containing: polylactic acid, wherein the polylactic acid composition contains a ring-opening polymerizable monomer residue in a concentration of 100 ppm by mass to 5,000 ppm by mass, and wherein the polylactic acid composition has a weight average molecular weight of 100,000 or more but less than 300,000 as measured by gel permeation chromatography, a yellow index (YI) value of 5 or less, and a Charpy impact strength of 10 kJ/m2 or more. |
申请公布号 |
WO2014115486(A1) |
申请公布日期 |
2014.07.31 |
申请号 |
WO2013JP85318 |
申请日期 |
2013.12.25 |
申请人 |
RICOH COMPANY, LTD.;NEMOTO, TAICHI;TANAKA, CHIAKI |
发明人 |
NEMOTO, TAICHI;TANAKA, CHIAKI |
分类号 |
C08L67/04;C08G63/78;C08K3/34;C08K5/521;C08L101/16 |
主分类号 |
C08L67/04 |
代理机构 |
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代理人 |
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主权项 |
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地址 |
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