| 发明名称 |
Process for preparing (meth)acrylic acid |
| 摘要 |
<p>This invention relates to a process for preparing (meth)acrylic acid, whereby turndown control is utilized to maintain optimal distillation column performance in the dehydration of aqueous (meth)acrylic acid to provide a (meth)acrylic acid solution.</p> |
| 申请公布号 |
EP1065197(A1) |
申请公布日期 |
2001.01.03 |
| 申请号 |
EP20000304961 |
申请日期 |
2000.06.13 |
| 申请人 |
ROHM AND HAAS COMPANY |
发明人 |
HALE, TIMOTHY ALLEN;MASON, ROBERT MICHAEL;CHAPMAN, JOSEFINA TSENG;DAY, JAMES CLARENCE;TSAY, CHORNG SHYUAN |
| 分类号 |
C07C51/44;C07C51/46;C07C51/50;C07C57/07;(IPC1-7):C07C57/07 |
主分类号 |
C07C51/44 |
| 代理机构 |
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