发明名称 |
METHOD OF RECOVERING USEFUL SUBSTANCES FROM DISTILLATION RESIDUE OF PHENOLPREPARED BY CUMENE PROCESS |
摘要 |
PURPOSE:In the preparation of phenol according to the cumene process a residue left after distillation of phenol and acetone from the reaction mixture is pyrolyzed in the presence of a specific catalyst and an acid to recover useful substances such as cumene efficiently in high yield. |
申请公布号 |
JPS5387320(A) |
申请公布日期 |
1978.08.01 |
申请号 |
JP19770000356 |
申请日期 |
1977.01.07 |
申请人 |
MITSUI TOATSU CHEMICALS |
发明人 |
TAKAHASHI JIYUNKICHI;SUGAWARA HARUSHIGE;NANAMI MITSUO |
分类号 |
C07C4/22;B01J21/00;B01J21/12;B01J27/00;B01J31/00;B01J31/04;C07B61/00;C07C1/00;C07C1/20;C07C7/148;C07C15/02;C07C15/085;C07C15/44;C07C27/00;C07C37/08;C07C37/86;C07C39/02;C07C39/04;C07C67/00 |
主分类号 |
C07C4/22 |
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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