发明名称 |
PROCEDE ET INSTALLATION POUR LA PREPARATION DE LA DIPHENYLAMINE. |
摘要 |
<p>The condensation is effected in the presence of a carrier which is the gas produced from the synthesis of ammonia, in the fresh or purged state, contg. 65-80% H2, or recycled gas contg. 40-60% H2. The catalyst is gamma-Al2O3 impregnated with B2O3 and the condensation is effected at 400-480 degrees C/0.5-6 atmos. press. wtih an aniline flow of 0.3-0.8 kg/l catalyst/hr. pref. 0.4 Kg/l catalyst/hr. and mol. ratio of aniline/OH3 synthesis gas of 1/4-10 pref.</p> |
申请公布号 |
BE777129(A1) |
申请公布日期 |
1972.04.17 |
申请号 |
BE19710777129 |
申请日期 |
1971.12.22 |
申请人 |
COMBINATUL CHIMIC FAGARAS, A FAGARAS (ROUMANIE), |
发明人 |
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分类号 |
B01J8/06;B01J21/02;B01J21/20;C07C209/64;(IPC1-7):07C/ |
主分类号 |
B01J8/06 |
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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