| 发明名称 |
PREPARATION OF TEREPHTHALIC ACID |
| 摘要 |
PURPOSE:To reduce the formation of methyl acetate as a by-product and to decrease the orginal unit of acetic acid by recivering methyl acetate from the reaction mixture by distillation and returning it to the oxidation reactor in SD method of preparing terephthalic from p-xylene by oxidation. |
| 申请公布号 |
JPS5384932(A) |
申请公布日期 |
1978.07.26 |
| 申请号 |
JP19760158986 |
申请日期 |
1976.12.30 |
| 申请人 |
MITSUBISHI CHEM IND |
发明人 |
HASHIZUME HIROSHI;IZUMISAWA YOSHIAKI |
| 分类号 |
C07C63/26;B01J27/00;B01J27/06;B01J31/00;B01J31/04;C07B61/00;C07C51/00;C07C67/00 |
主分类号 |
C07C63/26 |
| 代理机构 |
|
代理人 |
|
| 主权项 |
|
| 地址 |
|
