| 发明名称 |
Process for depolymerizing polyesters |
| 摘要 |
<p>The invention relates to a novel process for depolymerizing polyesters by subjecting the polyesters to catalysts and organic solvents which are substantially free of oxygen and water in order to produce macrocyclic polyester oligomers substantially free of hydroxybutyl terminated linear impurities.</p> |
| 申请公布号 |
EP0798336(A3) |
申请公布日期 |
1997.12.29 |
| 申请号 |
EP19970300268 |
申请日期 |
1997.01.17 |
| 申请人 |
GENERAL ELECTRIC COMPANY |
发明人 |
BRUNELLE, DANIEL JOSEPH;SERTH-GUZZO, JUDITH ANN;KAILASAM, GANESH;WILSON, PAUL RUSSELL |
| 分类号 |
C08G63/181;C08G63/85;C08G63/91;C08J11/18;(IPC1-7):C08J11/18 |
主分类号 |
C08G63/181 |
| 代理机构 |
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