| 发明名称 |
Aliphatic polyester and a process for the preparation thereof |
| 摘要 |
A process to prepare a high molecular weight aliphatic polyester is disclosed, where a catalyst is portionwise added, and a radical scavenger is also added. The aliphatic polyester obtained has a number average molecular weight larger than 70,000.
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| 申请公布号 |
US5741882(A) |
申请公布日期 |
1998.04.21 |
| 申请号 |
US19950531694 |
申请日期 |
1995.09.21 |
| 申请人 |
TONEN CORPORATION |
发明人 |
FUJII, TAKEAKI;KOBAYASHI, KENJI;SUZUKI, SADAKATSU;UENO, HIROSHI |
| 分类号 |
C08G63/16;C08G63/78;C08G63/82;C08G63/85;(IPC1-7):C08G63/78;C08K3/10 |
主分类号 |
C08G63/16 |
| 代理机构 |
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代理人 |
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| 主权项 |
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