发明名称 |
PROCESS FOR REMOVING METHANOL FROM FORMALDEHYDE-CONTAINING SOLUTIONS |
摘要 |
Process for removing methanol from formaldehyde-containing solutions. The present invention relates to a process for removing methanol from formaldehyde-containing solutions, with methanol being converted into formaldehyde dimethyl acetal by reactive distillation in the presence of an acidic fixed-bed catalyst, and the resultant mixture comprising methanol, formaldehyde dimethyl acetal and possibly other impurities being distilled off. |
申请公布号 |
WO0248082(A1) |
申请公布日期 |
2002.06.20 |
申请号 |
WO2001EP13351 |
申请日期 |
2001.11.19 |
申请人 |
TICONA GMBH;HOFFMOCKEL, MICHAEL;GOERING, MATTHIAS;LINGNAU, JUERGEN;MUECK, KARL-FRIEDRICH |
发明人 |
HOFFMOCKEL, MICHAEL;GOERING, MATTHIAS;LINGNAU, JUERGEN;MUECK, KARL-FRIEDRICH |
分类号 |
C07C45/00;C07C45/29;C07C45/38;C07C45/82;C07C45/85;C07C47/052;C07D323/06;C08G2/08;C08G2/10;C08G2/18;C08G2/24 |
主分类号 |
C07C45/00 |
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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