Water-based thick coating type two-component finish paint and preparation method thereof

• Main Authors: ZHOU MAOYING, WANG GANG, YUE YUAN, YANG RULIANG, TANG CHAOHONG, XIONG LIN, JIANG YONG
• Format: Patent
• Language: Chinese; English
• Published: 31.12.2021
• 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 invention discloses a water-based thick coating type two-component finishing coat, which belongs to the technical field of coatings and consists of a component A and a component B, wherein te component A is prepared from the following components in percentage by weight: 55 to 65 percent of water-based inorganic nano modified cationic acrylic dispersion, 20 to 25 percent of pigment, 0.5 to 1 percent of titanium dioxide, 2 to 5 percent of nano barium sulfate, 0.3 to 0.5 percent of water-based cationic dispersing agent, 0.2 to 0.4 percent of water-based organic soil, 0.2 to 0.4 percent of fumed silica, 0.1 to 0.2 percent of water-based cationic defoaming agent, 0.1 to 0.2 percent of water-based flatting agent, 0.5 to 1 percent of a defoaming agent, 0.3 to 1 percent of a neutralizing agent, 0.5 to 1 percent of polyethylmethylsiloxane, 2 to 3 percent of a cosolvent and 6.1 to 10.5 percent of deionized water. The component B is a water-based inorganic siloxane modified curing agent; and the weight ratio of the