Coating processes – Electrical product produced – Fluorescent or phosphorescent base coating
Patent
1984-10-22
1986-03-18
Hoffman, James R.
Coating processes
Electrical product produced
Fluorescent or phosphorescent base coating
313565, 427 73, H01J 6135, H01J 6146
Patent
active
045768331
ABSTRACT:
A method of forming a luminescent layer on a glass carrier (such as the wall of a discharge vessel of a low-pressure mercury vapor discharge lamp) from a suspension of grains of a luminescent material and a quantity of binder in a suspension medium. According to the invention, the suspension medium preferably consists of water and the binder mainly comprises fibrous crystals of boehmite.
REFERENCES:
patent: 2915475 (1959-12-01), Bugosh
patent: 3031418 (1962-04-01), Bugosh
patent: 4230741 (1980-10-01), Yamazaki et al.
Eijnthoven Ronald K.
Scholten Pieter C.
Hoffman James R.
Spain Norman N.
U.S. Philips Corporation
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