| 发明名称 |
Processing of an at least partially deactivated hydrogenation catalyst for the hydrogenation of polytetrahydrofuran and/or the corresponding esters for the reduction in color number comprises treatment with water vapor |
| 摘要 |
The processing of an at least partially deactivated hydrogenation catalyst for the hydrogenation of polytetrahydrofuran and/or the corresponding esters for the reduction in color number comprises treatment with water vapor at 100-250 degreesC and 0-40 bar.
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| 申请公布号 |
DE10301833(A1) |
申请公布日期 |
2004.07.29 |
| 申请号 |
DE20031001833 |
申请日期 |
2003.01.20 |
| 申请人 |
BASF AG |
发明人 |
MENGER, VOLKMAR;SCHWARZTRAUBER, MICHAEL |
| 分类号 |
C08G65/20;C08G65/322;(IPC1-7):B01J38/06;B01J23/94;B01J23/96 |
主分类号 |
C08G65/20 |
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