Fluorescent dye blends

Details Fluorescent dye blends Fluorescent dye blends

C - Chemistry, Metallurgy

08

L

C08L 69/00 (2006.01) C08J 3/20 (2006.01) C08K 5/00 (2006.01) C09B 67/22 (2006.01) G09F 13/20 (2006.01)

Patent

CA 2230941

A fluorescent yellow article comprising polycarbonate polymer, perylene imide dye Chromophthal Red 6961 A and at least one yellow-green dye selected from the group consisting essentially of Lumogen F Yellow 083, CI Solvent Yellow 98, CI Solvent Yellow 160:1, Oraset Yellow 8GF, CI Solvent Green 4, CI Solvent Green 5, CI Pigment Yellow 101, Golden Yellow D304 and CI Solvent Yellow 131 wherein the resultant article has chromaticity coordinates (x,y) within the area defined by (0.425,0.480), (0.465,0.535), (0.557,0.440), and (0.500,0.410) in terms of the CIE 1931 Standard Colorimetric System and measured using 0/45 geometry and evaluated with CIE Standard Illuminant D65.

Un article jaune fluorescent comprend un polymère de polycarbonate, un colorant à base de perylène imide, à savoir le Chromophthal Red 6961 A, et au moins un colorant jaune-vert choisi dans le groupe comprenant essentiellement Lumogen F Yellow 083, CI Solvent Yellow 98, CI Solvent Yellow 160:1, Oraset Yellow 8GF, CI Solvent Green 4, CI Solvent Green 5, CI Pigment Yellow 101, Golden Yellow D304 et CI Solvent Yellow 131. L'article résultant présente des coordonnées de chromaticité (x,y) situées dans le domaine défini par (0.425,0.480), (0.465,0.535), (0.557,0.440), et (0.500,0.410), conformément au système de référence colorimétrique de la CIE de 1931, mesurées à l'aide d'une géométrie 0/45 et évaluées avec l'illuminant normalisé D65 de la CIE.

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