发明名称 |
Biodegradable resin composition and preparation process thereof |
摘要 |
A process for preparing a biodegradable resin composition, comprising: providing a reaction mixture comprising at least one hydroxycarboxylic acid and, as a polymerization catalyst, a monoorganotin derivative; heating and stirring the reaction mixture, wherein the heating and stirring step is carried out under a reduced pressure to cause condensation polymerization or carried out in an organic solvent to cause azeotropic dehydrating polymerization. Also disclosed in a biodegradable resin composition prepared by the process.
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申请公布号 |
US6114496(A) |
申请公布日期 |
2000.09.05 |
申请号 |
US19990369423 |
申请日期 |
1999.08.06 |
申请人 |
NISHIKAWA RUBBER CO., LTD. |
发明人 |
OTERA, JUNZO;YANO, TORU;SAKUDA, NOBUYUKI |
分类号 |
C08G63/06;C08G63/85;C08L101/16;(IPC1-7):C08G63/06;C08J3/16 |
主分类号 |
C08G63/06 |
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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