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:
Nov. 22, 2016
Filed:
Feb. 09, 2016
Applicant:
Rohm and Haas Company, Philadelphia, PA (US);
Inventors:
James C. Bohling, Lansdale, PA (US);
Arnold S. Brownell, Lansdale, PA (US);
Yogesh Tiwary, Bangalore, IN;
Assignee:
Rohm and Haas Company, Philadelphia, PA (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
C08F 230/02 (2006.01); C08L 51/00 (2006.01); C08F 2/00 (2006.01); C08F 2/24 (2006.01); C08F 265/04 (2006.01); C08L 33/08 (2006.01);
U.S. Cl.
CPC ...
C08L 51/003 (2013.01); C08F 2/001 (2013.01); C08F 2/24 (2013.01); C08F 265/04 (2013.01); C08L 33/08 (2013.01);
Abstract
The present invention relates to a stable aqueous dispersion of polymer particles with structural units of a) a phosphorus acid monomer or a salt thereof; b) a carboxylic acid monomer or a sulfur acid monomer or a salt thereof or a combination thereof; c) a multiethylenically unsaturated monomer; and d) an acrylate monomer, wherein the polymer particles have a solids content in the range of 30 to 50 percent and a particle size of from 40 nm and 100 nm.