| 发明名称 |
Verfahren zur Herstellung von Formaldehyd aus Methanol |
| 摘要 |
The invention relates to a method for producing formaldehyde from methanol by dehydration in a reactor in the presence of a catalyst at a temperature of between 300 and 1000 DEG C. Said method is characterized in that a circular gas current consisting of dehydration by-products is fed through the reactor. |
| 申请公布号 |
DE19814285(A1) |
申请公布日期 |
1998.12.03 |
| 申请号 |
DE1998114285 |
申请日期 |
1998.03.31 |
| 申请人 |
HOECHST AG, 65929 FRANKFURT, DE |
发明人 |
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| 分类号 |
C01B3/22;C07B61/00;C07C45/00;C07C45/38;C07C47/04;C07C47/052;C07D323/06;C08G2/08;C08G2/10;C08G2/18 |
主分类号 |
C01B3/22 |
| 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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