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. 11, 2016
Filed:
Dec. 10, 2014
Rohm and Haas Company, Philadelphia, PA (US);
James C. Bohling, Lansdale, PA (US);
Kevin J. Henderson, Phoenixville, PA (US);
Rohym and Haas Company, Philadelphia, PA (US);
Abstract
The present invention is a composition comprising a) a stable aqueous dispersion of polymer particles functionalized with structural units of itaconic acid or a salt thereof and; b) a water-soluble polymer functionalized with structural units of a sulfonic acid monomer or a salt thereof as well as a method comprising mixing the stable aqueous dispersion of the itaconic acid functionalized polymer particles with the sulfonic acid functionalized polymer, and TiO. The composition of the present invention is useful a coatings formulation that provides surprisingly good hiding.