Fluorescent dye blends

Details Fluorescent dye blends Fluorescent dye blends

1995-09-29

1997-10-07

Kilman, Leszek

Stock material or miscellaneous articles

Composite

Of polycarbonate

4285422, 4285426, 428913, 359361, 359350, 359580, 359581, 359582, 359589, B32B 2736, G02B 300

Patent

active

056746229

ABSTRACT:
A fluorescent yellow article comprising polycarbonate polymer, perylene imide dye Chromophthal Red 6961A 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.

REFERENCES:
patent: 4039467 (1977-08-01), Tucker
patent: 4443226 (1984-04-01), Rohser
patent: 5200851 (1993-04-01), Coderre et al.
patent: 5387458 (1995-02-01), Pavelka et al.
"Fluorescent Dyes" by Robert M. Christie, Dept of Textiles, Scottish College of Textiles, Netherdale, Galashiels, TD13HF, UK, Rev. Prog. Coloration, pp. 1-18, vol. 23, 1993.
"Match Prediction of Highly Fluorescent Colors", by Frederick T. Simon, Robert A. Funk and Ann Campbell Laidlow, Color Research and Application, pp. 461-474, vol. 19, No. 6, Dec. 1994.
"Energy Tranfer between Fluorescent Organic Pigments", by Fred W. Billmeyer, Jr. and Lisa B. Hepfinger, Dept. of Chemistry, Rensselaer Polytechnic Institute, Troy, New York, Color Research and Application, pp. 12-16, vol. 8, No. 1, Spring 1983.

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