发明名称 |
PROCESS FOR REMOVING ACETONE FROM CARBONYLATION PROCESSES |
摘要 |
Disclosed is an improved process for the removal of acetone from a production system wherein acetic anhydride is produced by contacting a mixture comprising methyl iodide and methyl acetate and/or dimethyl ether with carbon monoxide in the presence of a carbonylation catalyst or catalyst system. The process comprises two distillation steps wherein acetone is separated from a mixture of methyl acetate, methyl iodide and acetone.
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申请公布号 |
CA2105063(C) |
申请公布日期 |
1996.10.29 |
申请号 |
CA19922105063 |
申请日期 |
1992.09.28 |
申请人 |
EASTMAN CHEMICAL COMPANY |
发明人 |
COOK, STEVEN LEROY;SCHISLA, ROBERT MELVIN JR.;OUTLAW, CHARLES EMORY;ZOELLER, JOSEPH ROBERT |
分类号 |
C07C17/38;C07C45/82;C07C45/83;C07C49/08;C07C51/573;C07C53/12;(IPC1-7):C07C53/12 |
主分类号 |
C07C17/38 |
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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