| 发明名称 |
METHOD OF PURIFICATION FOR ACETIC ACID |
| 摘要 |
PROBLEM TO BE SOLVED: To provide a method effectively removing a reducing organic material included in acetic acid as an impurity. SOLUTION: The acetic acid including a reducing organic material as an impurity is purified by passing the acetic acid previously including 0.05-0.2 wt.% of formic acid, through a solid catalyst.
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| 申请公布号 |
JP2001131117(A) |
申请公布日期 |
2001.05.15 |
| 申请号 |
JP19990310855 |
申请日期 |
1999.11.01 |
| 申请人 |
TEIJIN LTD |
发明人 |
NAKAJIMA MINORU;MURAKAMI YOSHIYUKI;HASEGAWA HIDEO |
| 分类号 |
B01J23/44;C07C51/44;C07C51/48;C07C51/487;C07C53/08;(IPC1-7):C07C51/487 |
主分类号 |
B01J23/44 |
| 代理机构 |
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| 主权项 |
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| 地址 |
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