发明名称 |
Process for removing halogenated hydroxyaromatics from aqueous solutions |
摘要 |
The invention relates to a process for extracting halogenated hydroxyaromatics from aqueous solutions. In this process, the extractant used is an amine salt comprising an aliphatic amine having a total carbon number of 10 to 75 and a strong acid. The amine salt may be employed in undiluted form or diluted with an organic solvent.
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申请公布号 |
US4864065(A) |
申请公布日期 |
1989.09.05 |
申请号 |
US19880200838 |
申请日期 |
1988.06.01 |
申请人 |
HOECHST AKTIENGESELLSCHAFT |
发明人 |
WOJTECH, BERNHARD;RITTNER, SIEGBERT;REISS, HEINZ;ZUNDER, REINHARD |
分类号 |
C07C37/72;C02F1/26;C07C27/00;C07C39/24;C07C67/00 |
主分类号 |
C07C37/72 |
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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