AQUEOUS DISPERSION OF POLYMER PARTICLES, MICROSPHERES, AND COLLOIDIAL SILICA PARTICLES

The present invention is a composition comprising an aqueous dispersion of polymer particles, polymeric organic crosslinked microspheres, and colloidal silica particles. The composition is useful in coating compositions for exterior applications to achieve a balance of excellent dirt pickup resistan...

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Main Authors Poh, Kok Chiew, Harsh, Philip R, Majumdar, Partha S, Callejas, Juan F, Xu, Jianming, Swartz, Andrew J, Wang, Caifeng, Tanzer, Joseph, Wang, Tao, Bohling, James C, Hu, Yuehan
Format Patent
LanguageEnglish
Published 05.10.2023
Subjects
ADHESIVES
CHEMICAL PAINT OR INK REMOVERS
CHEMISTRY
COATING COMPOSITIONS, e.g. PAINTS, VARNISHES ORLACQUERS
CORRECTING FLUIDS
DYES
FILLING PASTES
INKS
METALLURGY
MISCELLANEOUS APPLICATIONS OF MATERIALS
MISCELLANEOUS COMPOSITIONS
NATURAL RESINS
PAINTS
PASTES OR SOLIDS FOR COLOURING OR PRINTING
POLISHES
USE OF MATERIALS THEREFOR
WOODSTAINS
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Summary:The present invention is a composition comprising an aqueous dispersion of polymer particles, polymeric organic crosslinked microspheres, and colloidal silica particles. The composition is useful in coating compositions for exterior applications to achieve a balance of excellent dirt pickup resistance and durability performance under accelerated testing conditions.
Bibliography:Application Number: US202018016465