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    • 3. 发明授权
    • Daylight fluorescent pigments and process for preparing them
    • 日光荧光颜料及其制备方法
    • US3795628A
    • 1974-03-05
    • US3795628D
    • 1971-11-09
    • HOECHST AG
    • NOETZEL S
    • C09B67/20C09K1/02
    • C09B67/0061
    • NEW DAYLIGHT FLUORESCENT PIGMENTS WHICH CONTAIN AN ORGANIC FLUORESCENT DYESTUFF AND AS RESIN A CONDENSATION RESIN CONSISTING OF COPOLYMERIZATES OF (METH)-ACRYLATES CONTAINING GROUPS CAPABLE OF BEING CROSS-LINKED AND VINYL COMPOUNDS CAPABLE OF BEING COPOLYMERIZED, WHICH COPOLYMERIZATES ARE CROSS-LINKED WITH UNPLASTICIZED, ALCOHOLMODIFIED UREA- OR AMINOTRIAZINE FORMALDEHYDE RESINS AND A PROCESS FOR THEIR PREPARATION WHICH COMPRISES INCORPORATING THE ORGANIC FLUORESCENT DYESTUFF INTO THE CONDENSATION RESIN. THESE DAYLIGHT FLUORESCENT PIGMENTS MAY BE EMPLOYED FOR PREPAARING FLUORESCENT PAINTS, FOR EXAMPLE AIRDRYING LACQUERS ON THE BASIS OF ALKYL RESIN OR PHYSICALLY DRYING LACQUERS ON THE BASIS OF ACRYLIC RESINS, AS WELL AS FOR PREPARING FLUORESCENT PRINTING INKS SUCH AS INKS FOR SCREEN PRINTING, INTAGLIO PRINTING, BOOK PRINTING AND OFFSETLITHO PRINTING: DUE TO THEIR HIGH RESISTANCE TO HEAT, THEY ARE ARTICULARLY SUITABLE FOR FLUORESCENT DYEING OF PLASTICS AND ENAMELS.