Method of improving the output and maintenance of a fluorescent

Details Method of improving the output and maintenance of a fluorescent Method of improving the output and maintenance of a fluorescent

1977-04-07

1979-04-03

Esposito, Michael F.

Coating processes

Electrical product produced

Fluorescent or phosphorescent base coating

427157, 427106, 427372R, B05D 506, B05D 722, H01J 6135

Patent

active

041478169

ABSTRACT:
In the manufacture of a fluorescent lamp having lead activated barium mesosilicate phosphor coated on the inner wall of the lamp envelope, ammonium chloride or other heat decomposable chlorides are added to the phosphor coating suspension in order to improve the initial output and the maintenance of the lamp.

REFERENCES:
patent: 2587592 (1952-03-01), Butler
patent: 2597631 (1952-05-01), Froelich
patent: 3679452 (1972-07-01), Ropp

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