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:
Jun. 01, 2010
Filed:
Mar. 16, 2009
Applicants:
Keith Joseph Kunitsky, West Grove, PA (US);
Michael Thomas Sheehan, Corpus Christi, TX (US);
James Ralph Sounik, Corpus Christi, TX (US);
Mark Elliot Wagman, Wilmington, DE (US);
Inventors:
Keith Joseph Kunitsky, West Grove, PA (US);
Michael Thomas Sheehan, Corpus Christi, TX (US);
James Ralph Sounik, Corpus Christi, TX (US);
Mark Elliot Wagman, Wilmington, DE (US);
Assignee:
DuPont Electronic Polymers L.P., Research Triangle Park, NC (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
C08F 2/06 (2006.01); C07C 37/50 (2006.01); C08F 112/14 (2006.01);
U.S. Cl.
CPC ...
Abstract
A process for producing a stable polymer such as poly(hydroxystyrene) which comprises the decarboxylation of a corresponding phenolic in the presence of a non-amine basic catalyst and a polar organic solvent, followed by the polymerization thereof.