发明名称 |
Preparation of 1,4-butanediol or tetrahydrofuran or both |
摘要 |
Process for the preparation of 1,4-butanediol or tetrahydrofuran or both by the catalytic hydrogenation of maleic anhydride, succinic anhydride, maleic acid, succinic acid, fumaric acid, or the alkyl esters of these acids at temperatures of from 100 DEG C. to 350 DEG C. and pressures of from 50 bar to 350 bar over a catalyst containing cobalt as the active metal and one or both of the elements copper and phosphorus, if necessary in the presence of an aliphatic alcohol.
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申请公布号 |
US4940805(A) |
申请公布日期 |
1990.07.10 |
申请号 |
US19880230015 |
申请日期 |
1988.08.08 |
申请人 |
BASF AKTIENGESELLSCHAFT |
发明人 |
FISCHER, ROLF;GOSCH, HANS-JUERGEN;HARDER, WOLFGANG;MALSCH, KLAUS-DIETER;EGGERSDORFER, MANFRED;FRANZ, LOTHAR;ZIMMERMANN, HORST;BRENNER, KARL;HALBRITTER, KLAUS;SAUER, WOLFGANG;SCHEIPER, HANS-JUERGEN |
分类号 |
B01J27/18;B01J27/19;C07B61/00;C07C27/00;C07C29/136;C07C29/147;C07C29/149;C07C29/17;C07C29/56;C07C31/20;C07C67/00;C07D307/08 |
主分类号 |
B01J27/18 |
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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