Method of making fluorescent lamp

Details Method of making fluorescent lamp Method of making fluorescent lamp

1977-11-30

1979-04-10

Esposito, Michael F.

Coating processes

Electrical product produced

Fluorescent or phosphorescent base coating

427106, 427157, 427376A, 313221, B05D 136, B05D 506, B05D 722

Patent

active

041489357

ABSTRACT:
A coating is deposited on the inner wall of a fluorescent lamp bulb from a suspension of particulate matter in a liquid vehicle of polyoxyethylene, hydroxyethylmethyl cellulose and an insolubilizing agent dissolved in water. After drying and low temperature heating to insolubilize the coating, another coating is deposited thereover from a similar aqueous vehicle.

REFERENCES:
patent: 3541377 (1970-11-01), Nagy
patent: 3740251 (1973-06-01), Repsher
patent: 3984589 (1976-10-01), VAN DER Wolfe
patent: 4058639 (1977-11-01), Schreurs
Hawley (Editor), Condensed Chem. Dictionary, 8th Ed., 1971, pp. 423-424.

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