发明名称 |
Process for purifying aqueous acrylamide solutions |
摘要 |
A process for purifying an aqueous acrylamide solution which has been obtained through catalytic hydration of acrylonitrile in the presence of a copper-containing catalyst, by the steps of passing said solution through a OH-form strongly basic anion exchange resin layer and then, through a H-form cation exchange resin layer, is disclosed.
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申请公布号 |
US4313001(A) |
申请公布日期 |
1982.01.26 |
申请号 |
US19800186057 |
申请日期 |
1980.09.11 |
申请人 |
MITSUI TOATSU CHEMICALS INCORPORATED |
发明人 |
ITOH, HIROSHI;HONDA, TADATOSHI;SAITOH, JUN;MITSUISHI, TAKATOSHI |
分类号 |
C07C;C08F8/12;C08F120/56;G01N11/00;(IPC1-7):C07C103/13 |
主分类号 |
C07C |
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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