| 发明名称 |
PREPARATION OF TEREPHTHALIC ACID |
| 摘要 |
PURPOSE:To prepare highly pure terephthalic acid easily by reaction of terephthalic acid monomethylester with p-toluic acid at relatively low temp. in the presence of specific amt. of cobalt cpd. |
| 申请公布号 |
JPS5395936(A) |
申请公布日期 |
1978.08.22 |
| 申请号 |
JP19770008723 |
申请日期 |
1977.01.31 |
| 申请人 |
TEIJIN LTD |
发明人 |
AZUMA SHIZUO;YAMAMOTO KIYOSHI;HIROSE ISAO;SUZUKI MASAO;SAKAI HIROSHI;KATOU KENICHI;OKITSU HIROYUKI |
| 分类号 |
C07C63/26;B01J23/00;B01J23/74;C07C51/00;C07C51/255;C07C51/487;C07C67/00 |
主分类号 |
C07C63/26 |
| 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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