Color conversion material, and organic electroluminescent color

Details Color conversion material, and organic electroluminescent color Color conversion material, and organic electroluminescent color

1998-06-08

2000-02-08

Epps, Georgia

Optical: systems and elements

Single channel simultaneously to or from plural channels

By surface composed of lenticular elements

2504581, G02B 2710

Patent

active

060233710

ABSTRACT:
A color conversion material comprises a high-molecular material having a light transmittance of at least 90% in a visible light region, a fluorescent dye contained therein, and a fluorescent pigment particle dispersed therein. The wavelength of unconverted light incident on the color conversion material is up to 520 nm, the light emission maximum wavelength of the conversion material is at least 580 nm upon incident light conversion, and the conversion efficiency of at least 10% is obtained.

REFERENCES:
patent: 4702574 (1987-10-01), Bawa
patent: 4989956 (1991-02-01), Wu et al.
patent: 5043193 (1991-08-01), Ueda
patent: 5227773 (1993-07-01), Wu et al.
patent: 5714012 (1998-02-01), Murata et al.
patent: 5806834 (1998-09-01), Yoshida
patent: 5874491 (1999-02-01), Anders
patent: 5905128 (1999-05-01), Chen et al.

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