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

• 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
• Language: English
• 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

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...