The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.
The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.
Patent No.:
Date of Patent:
Oct. 02, 2012
Filed:
Feb. 04, 2010
Applicant:
Nirappurackal Raveendran Shiju, Amsterdam, NL;
Inventor:
Nirappurackal Raveendran Shiju, Amsterdam, NL;
Assignee:
DSM IP Assets B.V., Amsterdam, NL;
Primary Examiner:
Int. Cl.
CPC ...
C07C 249/04 (2006.01); C07C 251/44 (2006.01);
U.S. Cl.
CPC ...
Abstract
The present disclosure pertains to a process for preparing an oxime in which a carbonyl compound is reacted in the liquid phase with NHand HOin the presence of a catalyst to form the corresponding oxime, wherein the catalyst comprises a catalytic component selected from the oxides of metals of group 5 and group 6. The use of a niobia catalyst is particularly preferred. The process according to the disclosure is suitable for the manufacture of numerous oximes, in particular cyclohexanone oxime.