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. 11, 2003
Filed:
Nov. 29, 1995
Applicant:
Inventors:
Kristina Ann Kreutzer, Wilmington, DE (US);
Wilson Tam, Boothwyn, PA (US);
Assignee:
E. I. du Pont de Nemours and Company, Wilmington, DE (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
B01J 3/120 ; B01J 3/122 ;
U.S. Cl.
CPC ...
B01J 3/120 ; B01J 3/122 ;
Abstract
Processes for hydrocyanation of nonconjugated aliphatic monoolefins or monoolefins conjugated to an ester group utilizing a catalyst precursor composition comprising an unsymmetrical bidentate phosphite ligand and zero-valent nickel, preferably in the presence of a Lewis acid promoter, to produce a terminal organo-nitrile. Catalyst precursor compositions are also disclosed.
Kreutzer, Kristina. (2003). Bidentate phosphite and nickel catalyst compositions for hydrocyanation of monoolefins (U.S. Patent No. 6646148). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/6646148
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile