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:
Sep. 08, 2009
Filed:
Mar. 17, 2005
Applicants:
Keith Kunitsky, West Grove, PA (US);
Mukesh C. Shah, Hockessin, DE (US);
Steven W. Shuey, Landenberg, PA (US);
Barry M. Trost, Los Altos Hills, CA (US);
Mark Wagman, Wilmington, DE (US);
Inventors:
Keith Kunitsky, West Grove, PA (US);
Mukesh C. Shah, Hockessin, DE (US);
Steven W. Shuey, Landenberg, PA (US);
Barry M. Trost, Los Altos Hills, CA (US);
Mark Wagman, Wilmington, DE (US);
Assignee:
E.I. du Pont de Nemours and Company, Wilmington, DE (US);
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
C07C 37/68 (2006.01);
U.S. Cl.
CPC ...
Abstract
A method is provided for the thermal decarboxylation of a phenolic substrate in the presence of a non-amine basic catalyst to produce a vinyl monomer. The product of the decarboxylation reaction may additionally be acetylated in the presence of an acetylating agent in the same reaction vessel.