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. 27, 2009
Filed:
Mar. 17, 2008
Applicants:
Elliott Echt, Wilmington, DE (US);
Peter A. Morken, Wilmington, DE (US);
G. Michael Collins, League City, TX (US);
Inventors:
Elliott Echt, Wilmington, DE (US);
Peter A. Morken, Wilmington, DE (US);
G. Michael Collins, League City, TX (US);
Assignee:
E. I. du Pont de Nemours and Company, Wilmington, DE (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
D21H 19/60 (2006.01); C09D 131/04 (2006.01); C09D 133/02 (2006.01); C09D 133/08 (2006.01);
U.S. Cl.
CPC ...
Abstract
The present invention is a composition useful for coating the surface of paper wherein the coating composition is an aqueous solution comprising less than 40 wt % water and consisting essentially of a polyvinyl alcohol copolymer that is at least about 95% hydrolyzed, and a process for preparing the same.