| 发明名称 |
Organo-titanate catalysts for preparing pure macrocyclic oligoesters |
| 摘要 |
Organo-titanate catalysts are prepared that are useful to catalyze depolymerization of a polyester to produce macrocyclic oligoesters substantially free from macrocyclic co-oligoesters.
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| 申请公布号 |
US2005054862(A1) |
申请公布日期 |
2005.03.10 |
| 申请号 |
US20040852000 |
申请日期 |
2004.05.20 |
| 申请人 |
CYCLICS CORPORATION |
发明人 |
PHELPS PETER D.;THOMPSON TIMOTHY A.;WANG YI-FENG;LE GRAND DONALD G. |
| 分类号 |
B01J31/02;B01J21/06;C08G63/85;C08G63/91;(IPC1-7):B01J23/00;C07D323/02 |
主分类号 |
B01J31/02 |
| 代理机构 |
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代理人 |
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| 主权项 |
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