基本信息:
- 专利标题:
- 申请号:AT05701205 申请日:2005-01-27
- 公开(公告)号:AT368676T 公开(公告)日:2007-08-15
- 发明人: SCHEIDEL JENS , JUNGKAMP TIM , BARTSCH MICHAEL , HADERLEIN GERD , BAUMANN ROBERT , LUYKEN HERMANN , DECKERT PETRA , PFAB PETER , SIEGEL WOLFGANG , AECHTNER TOBIAS
- 申请人: BASF AG
- 专利权人: BASF AG
- 当前专利权人: BASF AG
- 优先权: DE102004004685 2004-01-29; DE102004045036 2004-09-15
- 主分类号: C07F9/00
- IPC分类号: C07F9/00 ; C07C253/34 ; C07C255/04 ; C07F9/02
摘要:
A process for extractively removing nickel(0) complexes having phosphorus ligands and/or free phosphorus ligands from a reaction effluent of a hydrocyanation of unsaturated mononitriles to dinitriles by extraction by means of a hydrocarbon, a phase separation of the hydrocarbon and of the reaction effluent into two phases being effected at a temperature T (in ° C.), wherein the content of nickel(0) complexes having phosphorus ligands and/or free phosphorus ligands in the reaction effluent of the hydrocyanation, depending on the temperature T, is at least y % by weight and, irrespective of the temperature T, is a maximum of 60% by weight, where the numerical value of the minimum content y is given by the equation y=0.5.T+20 and T is to be used in the equation as a dimensionless numerical value.
信息查询:
EspacenetIPC结构图谱:
C | 化学;冶金 |
--C07 | 有机化学 |
----C07F | 含除碳、氢、卤素、氧、氮、硫、硒或碲以外的其他元素的无环,碳环或杂环化合物 |
------C07F9/00 | 含周期表第Ⅴ族元素的化合物 |