Is a
Patent attributes
Patent Jurisdiction
Patent Number
Patent Inventor Names
Georg Oenbrink0
Dirk Kuppert0
Martin Roos0
Juergen Herwig0
Bernd Guenzel0
Date of Patent
October 27, 2009
0Patent Application Number
105725940
Date Filed
August 2, 2004
0Patent Primary Examiner
Patent abstract
The present invention relates to a process for the coammoximation, that is to say for the simultaneous ammoximation, of ketones, in particular of cyclic ketones such as cyclododecanone and cyclohexanone. Ammoximation is taken to mean here the preparation of oximes from ketones or aldehydes together with hydrogen peroxide and ammonia and in the presence of a catalyst which essentially consists of silicon, titanium and oxygen, for example titanium silicalite.
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