发明名称 |
Process for the recovery of acetic acid |
摘要 |
In a process for the recovery of acetic acid by extracting acetic acid from an aqueous acetic acid solution containing a metallic salt of sulfuric acid with an organic extractant comprising a tertiary amine and an organic diluent and recovering acetic acid from the liquid extract, a mixture of a tertiary amine containing sulfuric acid and an organic diluent is used as an organic extractant so as to suppress energy consumption and to increase extraction efficiency.
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申请公布号 |
US4883912(A) |
申请公布日期 |
1989.11.28 |
申请号 |
US19860865927 |
申请日期 |
1986.05.14 |
申请人 |
DAICEL CHEMICAL INDUSTRIES, LTD. |
发明人 |
KOGA, KUNIO;SHIMA, KOJI;SAMEJIMA, MUTSUMI |
分类号 |
C07C51/00;C07C51/48;C07C53/08;C07C67/00 |
主分类号 |
C07C51/00 |
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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