Coating processes – Electrical product produced – Fluorescent or phosphorescent base coating
Patent
1988-10-20
1990-06-05
Bell, Janyce
Coating processes
Electrical product produced
Fluorescent or phosphorescent base coating
427157, 4272481, 427255, 427343, 427344, 427377, B05D 506
Patent
active
049313126
ABSTRACT:
Luminescent thin films are produced by a sol-gel process in which a gellable liquid is applied to a substrate to form a thin film, gelled and heated to remove volatile constituents and form a polycrystalline luminescent material.
REFERENCES:
patent: 3927224 (1975-12-01), Levene
patent: 4271210 (1981-06-01), Yoldas
patent: 4278632 (1981-07-01), Yoldas
patent: 4419115 (1983-12-01), Johnson et al.
patent: 4420517 (1983-12-01), Ali
patent: 4472510 (1984-09-01), January
patent: 4551397 (1985-11-01), Yaguchi et al.
Bhargava Rameshwar N.
De Leeuw Dagobert M.
Zwicker Walter K.
Bell Janyce
Fox John C.
North American Philips Corporation
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