发明名称 |
Method for producing poly-L-lactic acid |
摘要 |
<p>Provided is a new organic-acid-based catalyst enabling production of a polyhydroxycarboxylic acid by direct dehydration polycondensation of a hydroxycarboxylic acid such as L-lactic acid, specifically, an organic-acid-based catalyst comprising an amine salt of a sulfonic acid or a phosphine salt of a sulfonic acid for production of polyhydroxycarboxylic acids such as poly-L-lactic acid.</p> |
申请公布号 |
EP2028209(A1) |
申请公布日期 |
2009.02.25 |
申请号 |
EP20070745071 |
申请日期 |
2007.06.12 |
申请人 |
NATIONAL UNIVERSITY CORPORATION KYOTO INSTITUTE OF TECHNOLOGY |
发明人 |
ABIKO, ATSUSHI;IWAHASHI, HISAKO |
分类号 |
C08G63/82;C07C211/52;C07C309/06;C07D213/18;C07D233/58 |
主分类号 |
C08G63/82 |
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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