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:
Dec. 29, 2015
Filed:
May. 31, 2012
James C. Bohling, Lansdale, PA (US);
Arnold S. Brownell, Lansdale, PA (US);
Catherine A. Finegan, Warrington, PA (US);
Ozzie M. Pressley, Cheltenham, PA (US);
Wei Zhang, Maple Glen, PA (US);
James C. Bohling, Lansdale, PA (US);
Arnold S. Brownell, Lansdale, PA (US);
Catherine A. Finegan, Warrington, PA (US);
Ozzie M. Pressley, Cheltenham, PA (US);
Wei Zhang, Maple Glen, PA (US);
Rohm and Haas Company, Philadelphia, PA (US);
Abstract
An aqueous coating composition including a) a composite particle including an opacifying pigment particle such as, for example, TiO2 and, disposed thereon, a plurality of particles of a first polymer, the first polymer being a select P-acid containing emulsion polymer and b) from 7% to 25% by weight, based on the total weight of polymer in the aqueous coating composition, of a select second polymer is provided. A method for forming the aqueous coating composition, a method for forming a dried coating therefrom, and the coating so formed are also provided.