发明名称 |
PROCESS FOR THE PRODUCTION OF ETHYLENE GLYCOL |
摘要 |
A process for the preparation and purification of a glycol aldehyde intermediate which is later hydrogenated to ethylene glycol is disclosed. The process proceeds via the catalytic reaction of formaldehyde, carbon monoxide and hydrogen and utilizes a novel class of lipophilic rhodium phosphine amide catalysts and an effective solvent mixture, which enables efficient catalyst separation and recycle without the loss of a substantial amount of the expensive catalyst. |
申请公布号 |
EP0158517(B1) |
申请公布日期 |
1991.12.11 |
申请号 |
EP19850302392 |
申请日期 |
1985.04.04 |
申请人 |
MONTVALE PROCESS CO INC |
发明人 |
CHUEH CHUN FEI;JACOBSON STEPHEN E |
分类号 |
C07C29/14;B01J31/00;B01J31/24;C07B61/00;C07C27/00;C07C29/141;C07C31/20;C07C45/00;C07C45/49;C07C45/68;C07C45/78;C07C45/80;C07C45/82;C07C47/19;C07C67/00 |
主分类号 |
C07C29/14 |
代理机构 |
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代理人 |
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主权项 |
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地址 |
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