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:
Feb. 18, 2003
Filed:
Dec. 21, 2001
Applicant:
Inventors:
Assignee:
Council of Scientific and Industrial Research, New Delhi, IN;
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
C07C 5/1245 ; C07C 5/131 ;
U.S. Cl.
CPC ...
C07C 5/1245 ; C07C 5/131 ;
Abstract
The present invention relates to an improved process for the preparation of adipic acid. More particularly, the present invention relates to an environmental-friendly, clean process for the preparation of adipic acid through oxidation of cyclohexanol, cyclohexanone or a mixture thereof with oxygen or oxygen-containing gas, in the presence of an oxidation initiator, a polar solvent and an organometallic &mgr; -oxo-bridged Co/Mn cluster complex catalyst.