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:
Oct. 06, 2015
Filed:
Jun. 12, 2013
Applicant:
E I Du Pont DE Nemours and Company, Wilmington, DE (US);
Inventors:
Justin W. Chan, Wilmington, DE (US);
Michael W Cobb, Wilmington, DE (US);
Sharlene Renee Williams, Wilmington, DE (US);
Assignee:
E I DU PONT DE NEMOURS AND COMPANY, Wilmington, DE (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
C07C 309/60 (2006.01); C07D 327/08 (2006.01); C07C 309/44 (2006.01); C08G 63/672 (2006.01);
U.S. Cl.
CPC ...
C07C 309/60 (2013.01); C07C 309/44 (2013.01); C07D 327/08 (2013.01); C08G 63/672 (2013.01);
Abstract
Described are sulfonated aromatic compounds and methods of making said compounds. The compounds are useful as monomers in a variety of polymers such as polyamides and polyesters, and can impart flame resistant properties.