COATINGS FORMULATION WITH OPEN TIME ADDITIVE

• Main Authors: WANG LIN, DEROCHER JONATHAN, VANDYK ANTHONY K, BARDMAN JAMES KEITH, YEUNG KIMY, HEJL ANDREW
• Format: Patent
• Language: Chinese; English
• Published: 08.11.2019
• Subjects: ADHESIVES; CHEMICAL PAINT OR INK REMOVERS; CHEMISTRY; COATING COMPOSITIONS, e.g. PAINTS, VARNISHES ORLACQUERS; COMPOSITIONS BASED THEREON; CORRECTING FLUIDS; DYES; FILLING PASTES; INKS; MACROMOLECULAR COMPOUNDS OBTAINED BY REACTIONS ONLY INVOLVINGCARBON-TO-CARBON UNSATURATED BONDS; METALLURGY; MISCELLANEOUS APPLICATIONS OF MATERIALS; MISCELLANEOUS COMPOSITIONS; NATURAL RESINS; ORGANIC MACROMOLECULAR COMPOUNDS; PAINTS; PASTES OR SOLIDS FOR COLOURING OR PRINTING; POLISHES; THEIR PREPARATION OR CHEMICAL WORKING-UP; USE OF MATERIALS THEREFOR; WOODSTAINS

The present invention relates to an aqueous dispersion of neutralized multistage polymer particles comprising an alkali metal base or a high boiling point amine salt of a carboxylic acid functionalized first stage, and a low Tg second stage (shell). The dispersion is useful as an open time additive. 本发明涉及中和的多阶段聚合物颗粒的水分散体，所述中和的多阶段聚合物颗粒包含羧酸官能化第一阶段的碱金属碱或高沸点胺盐和低T第二阶段(壳)。所述分散体可用作开放时间添加剂。