| 发明名称 |
PURIFICATION OF ALKYL GLYOXYLATE IN A CONTINUOUS COLUMN BY AZEOTROPIC DISTILLATION |
| 摘要 |
An improved process for separating high purity alkyl glyoxylate from complex mixtures containing alkyl glyoxylate, alkyl glycolate, water, alcohol and miscellaneous impurities by an azeotropic distillation operation. |
| 申请公布号 |
EP0329637(A3) |
申请公布日期 |
1990.08.01 |
| 申请号 |
EP19890870028 |
申请日期 |
1989.02.17 |
| 申请人 |
MONSANTO COMPANY |
发明人 |
COVA, DARIO RICARDO;THORMAN, JOHN MICHAEL |
| 分类号 |
B01D3/36;C07C67/313;C07C67/54;C07C69/67;C07C69/716;(IPC1-7):C07C67/54;C07C67/30 |
主分类号 |
B01D3/36 |
| 代理机构 |
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代理人 |
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