| abstract |
PROBLEM TO BE SOLVED: To provide a display screen provided with a phosphor layer, which has optimum values with respect to brightness, color purity, no fogging, resolution and adhesion of structured phosphor substance to a screen glass. , To provide a display screen. SOLUTION: The phosphor layer contains a phosphor composition of a phosphor provided with a coating, and the coating is made of polyurethane, polyacrylamide, polyamide resin, etherified melamine compound, melamine-formaldehyde compound and etherified urea formaldehyde. A display comprising a phosphor layer containing a water-soluble organic binder selected from the group consisting of resins and containing an oxygen compound of one or more elements selected from the group consisting of alkaline earth elements and zinc Screen. |