发明名称 |
Biodegradable polyester polymer and method for preparing the same using compressed gas |
摘要 |
In polymerizing biodegradable polymer material, a compressed gas is used as a reaction solvent for a solution-polymerization, in order to prepare biodegradable polyester homopolymer and copolymer with a high molecular weight in a fine powder form with a particle size of 0.01~1000 mum.
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申请公布号 |
US6913826(B2) |
申请公布日期 |
2005.07.05 |
申请号 |
US20030682760 |
申请日期 |
2003.10.08 |
申请人 |
KOREA INSTITUTE OF SCIENCE AND TECHNOLOGY |
发明人 |
LEE YOUN-WOO;KIM SOO HYUN;KIM YOUNG HA;LIM JONG SUNG;PARK JONG MIN;PACK JI WON |
分类号 |
C08L101/16;C08G63/08;C08G63/64;C08G63/688;C08G63/78;C08G63/81;C08G63/82;C08G63/88;(IPC1-7):B32B21/02 |
主分类号 |
C08L101/16 |
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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