公开(公告)号：US20230167273A1

公开(公告)日：2023-06-01

申请号：US17922664

申请日：2021-04-16

Applicant: Rohm and Haas Company

Inventor： Marisa Hostetter ,  Yujie Lu ,  John J. Rabasco ,  Stephen D. Thompson

IPC: C08K5/544 ,  C09D133/08

CPC classification number: C08K5/544 ,  C09D133/08

Abstract: The present invention is a composition comprising an aqueous admixture of a neutralized or partially neutralized aminosilane and an associative thickener, wherein the admixture has a pH of less than 10.2. The admixture is beneficial as an easy-to-use paint additive that provides stain removal, stain blocking, and corrosion resistance for coatings from low VOC paints.

公开(公告)号：US20230383112A1

公开(公告)日：2023-11-30

申请号：US18027673

申请日：2021-09-24

Applicant: Rohm and Haas Company

Inventor： Qing Zhang ,  Yujie Lu

IPC: C08L33/12 ,  C09D133/12 ,  C09D5/32

CPC classification number: C08L33/12 ,  C09D133/12 ,  C09D5/32 ,  C08L2207/53 ,  C08L2201/54

Abstract: The present invention relates to a composition comprising 1) an aqueous dispersion of multistage opacifying polymer particles with a superposing binder layer; 2) a colorant; and 3) inorganic opacifying pigment particles. The composition of the present invention is useful for one coat hide paint formulations.