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. 15, 2013
Filed:
Feb. 18, 2009
Applicants:
Chen Zhao, Newark, DE (US);
Cornell Chappell, Jr., Petersburg, VA (US);
Inventors:
Chen Zhao, Newark, DE (US);
Cornell Chappell, Jr., Petersburg, VA (US);
Assignee:
DuPont Teijin Films U.S. Limited Partnership, Chester, VA (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
B32B 27/00 (2006.01); C09K 3/18 (2006.01);
U.S. Cl.
CPC ...
Abstract
A coating composition comprising an alkali metal silicate, a wetting agent, and a hydrophilic antifog agent forms an antifog coating on a substrate. The coating may be applied to the surface of a film from an aqueous dispersion of the ingredients, followed by drying to form a composite film.