| 发明名称 |
Process for preparation of alkyleneamines. |
| 摘要 |
<p>Ammonia and/or an alkyleneamine is reacted with an alkanolamine by using a niobium-containing substance as a catalyst to obtain an alkyleneamine having an increased number of alkylene units. The niobium-containing substance has a high activity and a high heat resistance, and is not or only slightly soluble in the water-containing reaction liquid.</p> |
| 申请公布号 |
EP0256516(A2) |
申请公布日期 |
1988.02.24 |
| 申请号 |
EP19870111700 |
申请日期 |
1987.08.12 |
| 申请人 |
TOYO SODA MANUFACTURING CO., LTD. |
发明人 |
HARA, YASUSHI;KUMOI, SADAKATSU;TSUTSUMI, YUKIHIRO |
| 分类号 |
B01J23/16;B01J23/20;C07B61/00;C07C67/00;C07C209/00;C07C209/16;C07C211/02 |
主分类号 |
B01J23/16 |
| 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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