| 发明名称 |
CATALYTIC HYDROGENATION OF 3-HYDROXYPROPANAL TO 1,3-PROPANEDIOL |
| 摘要 |
The present invention provides an improved process for the hydrogenation of 3-hydroxypropanal to 1,3-propanediol which comprises purifying an aqueous solution of 3-hydroxypropanal by contacting said aqueous solution with a purifying agent prior to hydrogenation. |
| 申请公布号 |
EP1200380(A1) |
申请公布日期 |
2002.05.02 |
| 申请号 |
EP20000950644 |
申请日期 |
2000.07.26 |
| 申请人 |
E.I. DU PONT DE NEMOURS AND COMPANY |
发明人 |
HAAS, THOMAS;JAEGER, BERND;HOFEN, WILLI;VANHEERTUM, RUDOLF |
| 分类号 |
C07C29/141;C07C31/20;C07C45/64;C07C45/79;(IPC1-7):C07C29/141;C07C47/19 |
主分类号 |
C07C29/141 |
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