Compositions – Inorganic luminescent compositions – Tungsten containing
Patent
1991-11-12
1992-07-07
Cooper, Jack
Compositions
Inorganic luminescent compositions
Tungsten containing
2523016R, 313496, C09K 1168
Patent
active
051280639
ABSTRACT:
A phosphor for a vacuum fluorescent display composed of a ZnO:Zn phosphor material mixed with tungsten oxide powder and Zn microfine powder, each of which is in the range of 0.01 weight % to 3 weight %.
REFERENCES:
patent: 2408475 (1946-10-01), Nickle
patent: 4181627 (1980-01-01), Weiher et al.
patent: 4468589 (1984-08-01), Hikida et al.
patent: 4791336 (1988-12-01), Morimoto et al.
Cooper Jack
NEC Corporation
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