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:
Nov. 24, 1981
Filed:
Aug. 01, 1979
Applicant:
Inventors:
Giovanni Manara, San Donato Milanese, IT;
Vittorio Fattore, San Donato Milanese, IT;
Bruno Notari, San Donato Milanese, IT;
Assignee:
Snamprogetti, S.p.A., Milan, IT;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
C07C / ;
U.S. Cl.
CPC ...
564127 ; 564128 ;
Abstract
In the reaction of conversion of nitriles to amides, more particularly, but not exclusively, acrylonitrile to acrylamide, the improvement consisting in the adoption, as a catalyst, of a copper-based catalyst which is prepared by reacting an organic copper chelate with aluminum-alkyl and/or an aluminum hydride. Higher yields and higher selectivity are obtained over the usual copper-based catalysts.