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:
May. 29, 1984
Filed:
Dec. 30, 1982
Applicant:
Inventor:
William A Nugent, Wilmington, DE (US);
Assignee:
E. I. Du Pont de Nemours and Company, Wilmington, DE (US);
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
C07C / ;
U.S. Cl.
CPC ...
560202 ; 2604 / ; 562598 ; 502167 ;
Abstract
Catalytic process for dimerizing a lower alkyl acrylate or methacrylate by contacting, at about 0.degree. to about 150.degree. C., the acrylate or methacrylate with the catalyst of the formula (RCN).sub.4 PdX.sub.2 wherein R is hydrocarbyl which contains no carbon-carbon unsaturation other than aromatic unsaturation and X is an anion which is incapable of displacing RCN from the cationic moiety of the palladium complex.