PIGMENT DISPERSION, RESIST COMPOSITION FOR COLOR FILTERS USING SAID PIGMENT DISPERSION, AND INK COMPOSITION

• Main Authors: SHIROTA Koromo, SANTO Tsuyoshi, HAYAKAWA Ai, SHINTOU Taichi
• Format: Patent
• Language: English; French; German
• Published: 07.07.2021
• Subjects: ADHESIVES; APPARATUS SPECIALLY ADAPTED THEREFOR; CHEMICAL PAINT OR INK REMOVERS; CHEMISTRY; CINEMATOGRAPHY; COATING COMPOSITIONS, e.g. PAINTS, VARNISHES ORLACQUERS; CORRECTING FLUIDS; DYES; ELECTROGRAPHY; FILLING PASTES; HOLOGRAPHY; INKS; LAKES; MATERIALS THEREFOR; METALLURGY; MISCELLANEOUS APPLICATIONS OF MATERIALS; MISCELLANEOUS COMPOSITIONS; MORDANTS; NATURAL RESINS; OPTICAL ELEMENTS, SYSTEMS, OR APPARATUS; OPTICS; ORGANIC DYES OR CLOSELY-RELATED COMPOUNDS FOR PRODUCING DYES; ORIGINALS THEREFOR; PAINTS; PASTES OR SOLIDS FOR COLOURING OR PRINTING; PHOTOGRAPHY; PHOTOMECHANICAL PRODUCTION OF TEXTURED OR PATTERNED SURFACES,e.g. FOR PRINTING, FOR PROCESSING OF SEMICONDUCTORDEVICES; PHYSICS; POLISHES; USE OF MATERIALS THEREFOR; WOODSTAINS

The present invention provides a pigment dispersion which has excellent dispersibility and storage stability. A pigment dispersion which is obtained by dispersing a compound represented by formula (1) and at least one pigment in a dispersion medium, said at least one pigment being selected from the group consisting of C. I pigment blue 15, C. I pigment blue 15:1, C. I pigment blue 15:2, C. I pigment blue 15:3, C. I pigment blue 15:4, C. I pigment blue 15:6, C. I pigment green 7, C. I pigment green 36 and C. I pigment green 58.