RED COLORING COMPOSITION FOR ORGANIC EL DISPLAY DEVICE, COLOR FILTER AND ORGANIC EL DISPLAY DEVICE

• Main Authors: ABE YUTA, NISHINAKA TAKESHI, KOYAMA MISAO, YAMAMOTO YUICHI, SAITO HISAO, FUTAI HIROFUMI
• Format: Patent
• Language: English
• Published: 19.06.2014
• Subjects: ADHESIVES; APPARATUS SPECIALLY ADAPTED THEREFOR; BASIC ELECTRIC ELEMENTS; CHEMICAL PAINT OR INK REMOVERS; CHEMISTRY; CINEMATOGRAPHY; COATING COMPOSITIONS, e.g. PAINTS, VARNISHES ORLACQUERS; CORRECTING FLUIDS; DYES; ELECTRIC HEATING; ELECTRIC LIGHTING NOT OTHERWISE PROVIDED FOR; ELECTRIC SOLID STATE DEVICES NOT OTHERWISE PROVIDED FOR; ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR; ELECTRICITY; ELECTROGRAPHY; FILLING PASTES; HOLOGRAPHY; INKS; MATERIALS THEREFOR; METALLURGY; MISCELLANEOUS APPLICATIONS OF MATERIALS; MISCELLANEOUS COMPOSITIONS; NATURAL RESINS; OPTICAL ELEMENTS, SYSTEMS, OR APPARATUS; OPTICS; 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; SEMICONDUCTOR DEVICES; USE OF MATERIALS THEREFOR; WOODSTAINS

PROBLEM TO BE SOLVED: To provide: a red coloring composition for a color filter, capable of achieving high luminosity and wide color reproduction region and capable of forming a color filter, in a color display device using a white light emitting organic EL element as a light source; a color filter using the red coloring composition; and a color display device including the color filter.SOLUTION: A red coloring composition contains an azo pigment represented by general formula (1), a binder resin, a photopolymerizable monomer, and a photopolymerization initiator.