| 发明名称 |
PROCESS FOR THE PRODUCTION OF PURIFIED TEREPHTHALIC ACID |
| 摘要 |
Disclosed is a process for the production of terephthalic acid by a plurality of process steps including the catalyst oxidation of a dialkylbenzene compound, a second oxidation, a hydrogenation of the product of the second oxidation, and crystallization of the hydrogenation terephthalic acid using a plurality of series-connected crystallizers.
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| 申请公布号 |
WO02098836(A1) |
申请公布日期 |
2002.12.12 |
| 申请号 |
WO2002US17498 |
申请日期 |
2002.06.04 |
| 申请人 |
EASTMAN CHEMICAL COMPANY |
发明人 |
LIN, ROBERT;O'MEADHRA, RUAIRI, SEOSAMH;SHEPPARD, RONALD, BUFORD |
| 分类号 |
B01D9/02;C07B61/00;C07C51/265;C07C51/43;C07C51/487;C07C63/26;(IPC1-7):C07C51/43 |
主分类号 |
B01D9/02 |
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