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:
Mar. 26, 1991
Filed:
Feb. 05, 1990
Applicant:
Inventors:
Charles C Nguyen, Cedar Rapids, IA (US);
Verne J Martin, Cedar Rapids, IA (US);
Edward P Pauley, Jesup, IA (US);
Assignee:
Penford Products Company, Cedar Rapids, IA (US);
Primary Examiner:
Int. Cl.
CPC ...
C08G / ; B32B / ; B32B / ;
U.S. Cl.
CPC ...
527300 ; 527303 ; 527313 ; 527314 ; 527315 ; 428511 ; 428512 ; 428532 ; 428535 ;
Abstract
A stable aqueous polymeric dispersion comprising a graft copolymer of thinned, gelatinized starch and one or more vinyl grafting monomers, the vinyl monomers including at least 10% by weight 1,3-butadiene is disclosed. Also disclosed are paper coating color compositions comprising the polymeric dispersions and pigments and improved high gloss papers coated with the coating color compositions.