| 发明名称 |
HYDROGENATION OF POLYTRIMETHYLENE ETHER GLYCOL |
| 摘要 |
A process comprising contacting PO3G having color with hydrogen in the presence of a hydrogenation catalyst, wherein the PO3G, after hydrogenation, has an APHA color of less than about 50.
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| 申请公布号 |
CA2522776(A1) |
申请公布日期 |
2004.11.25 |
| 申请号 |
CA20042522776 |
申请日期 |
2004.05.05 |
| 申请人 |
E. I. DU PONT DE NEMOURS AND COMPANY |
发明人 |
DIFFENDALL, GEORGE FRANCIS;GALLAGHER, FRANCIS GLENN;SUNKARA, HARI BABU;SEAPAN, MAYIS |
| 分类号 |
C08G65/322;(IPC1-7):C07C41/09;C07C43/04;C07C43/11 |
主分类号 |
C08G65/322 |
| 代理机构 |
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代理人 |
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