Liquid crystalline color display cell having a phosphorescent su

Details Liquid crystalline color display cell having a phosphorescent su Liquid crystalline color display cell having a phosphorescent su

1988-01-27

1989-05-16

Miller, Stanley D.

350339F, 350349, G02F 113

Patent

active

048304697

ABSTRACT:
A liquid crystalline color display cell comprises two transparent, parallel substrate plates, 1, 2 (FIG. 1), a seal 3 and a liquid crystalline cell medium 5 which is present between the plates and the ring. The cell medium contains a dichroic, UV light-absorbing substance. Both substrate plates are provided with electrodes 6, 7 and the substrate plate are provided on the viewing side with a layer 9 of phosphors which emit colored light under the influence of UV light.

REFERENCES:
patent: 3833287 (1974-09-01), Taylor et al.
patent: 4470666 (1984-09-01), Eick
patent: 4556287 (1985-12-01), Funada et al.

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