Patent · US Active

Aqueous coating compositions

US9221992B2 · kind B2 · utility

1Cited by
9References
6Claims
0Family size

Assignee

Inventors

Key dates

Filing dateMay 31, 2012
Grant dateDec 29, 2015
Priority date
Expiry dateMay 31, 2032

Classification

  • Technology area (CPC C)Chemistry; Metallurgy
  • CPC primaryC08F220/14
  • WIPO fieldBasic materials chemistry
  • WIPO sectorChemistry

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.

Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.