发明名称 |
Process for the preparation of 4,4'-diaminodiphenylmethane and its derivatives. |
摘要 |
<p>4,4'-diaminodiphenylmethane and its derivatives are prepared by the synthesis and/or isomerization of appropriate products, with zeolites acting as catalysts; these catalysts, which are selected in accordance with the reaction to be effected, are zeolites based on Si, Al and B; Si, Al and Ti; Ti and Fe; ZSM-5; or Y zeolites.</p> |
申请公布号 |
EP0264744(A2) |
申请公布日期 |
1988.04.27 |
申请号 |
EP19870114787 |
申请日期 |
1987.10.09 |
申请人 |
ENIRICERCHE S.P.A.;ENICHEM SYNTHESIS S.P.A. |
发明人 |
CLERICI, MARIO GABRIELE;BELLUSSI, GIUSEPPE;ROMANO, UGO |
分类号 |
B01J29/04;(IPC1-7):C07C85/24;B01J29/28;C07C87/52 |
主分类号 |
B01J29/04 |
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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