Patent ID: 8962145
Filing Date: 2015-02-24
Classification: B41M,C09D,D21H,Y10T

Abstract:
1. A method, comprising: 1) blending an aqueous suspension comprising mineral filler and a dispersing agent with a binder to produce a medium, 2) introducing into the medium at least one of an organic salt, a mineral salt, and a cationic compound, and 3) introducing into the medium a hydrosoluble polymer comprising, expressed as a % by weight based on the total weight of its monomers: where R is a polymerizable group selected from the group consisting of methacrylate and methacrylurethane, EO and PO designate ethylene and propylene oxides respectively, m and n are independent integers, at least one of which is non-zero, and are between 0 and 100 inclusively, and R′ designates hydrogen or an alkyl group having 1 to 4 carbon atoms.