发明名称 |
PROCESS FOR THE RECOVERY OF DIALKYL SUCCINATE OR DIALKYL MALEATE |
摘要 |
A process for recovering product dialkyl succinate, dialkyl maleate or dialkyl succinate and dialkyl maleate from an overhead stream from an esterification reaction column, said overhead stream comprising as a major component alkanol and water and as a minor component the product dialkyl succinate, dialkyl maleate or dialkyl succinate and dialkyl maleate which forms an azeotrope with the water, wherein said process comprises washing the overhead stream with butanol. |
申请公布号 |
WO2016174388(A1) |
申请公布日期 |
2016.11.03 |
申请号 |
WO2016GB50829 |
申请日期 |
2016.03.23 |
申请人 |
JOHNSON MATTHEY DAVY TECHNOLOGIES LIMITED |
发明人 |
CAMPBELL, Ian;CARRETT, Stephen;TUCK, Michael William Marshall |
分类号 |
C07C29/147;C07C29/17;C07C67/48;C07C67/58 |
主分类号 |
C07C29/147 |
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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