METHOD FOR PRODUCING PIGMENT-KNEADED PRODUCT AND AQUEOUS PIGMENT DISPERSION

• Main Authors: SATO Yoshihiro, OKADA Shinichi, HAYAKAWA Kohei, SUGO Kenji
• Format: Patent
• Language: English; French; German
• Published: 16.03.2022
• 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; MIXING, e.g. DISSOLVING, EMULSIFYING, DISPERSING; NATURAL RESINS; PAINTS; PASTES OR SOLIDS FOR COLOURING OR PRINTING; PERFORMING OPERATIONS; PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL; POLISHES; PREPARATION OF CARBON BLACK; TRANSPORTING; TREATMENT OF INORGANIC MATERIALS, OTHER THAN FIBROUS FILLERS,TO ENHANCE THEIR PIGMENTING OR FILLING PROPERTIES; USE OF MATERIALS THEREFOR; WOODSTAINS

A problem to be solved by the present invention is to provide a method for producing a pigment-kneaded product that can be used for the production of an aqueous pigment dispersion having an extremely small volume-average particle diameter of a dispersed substance, including a small number of coarse...