Method and apparatus for forming a thin film on an outer surface

Details Method and apparatus for forming a thin film on an outer surface Method and apparatus for forming a thin film on an outer surface

1988-04-08

1990-03-13

Bell, Janyce

Coating processes

Electrical product produced

Fluorescent or phosphorescent base coating

427106, 427108, 427226, 427240, 427314, 427379, 427384, B05D 506

Patent

active

049082329

ABSTRACT:
A method of and apparatus for forming a thin film having a smooth surface and a uniform film thickness such as an antistatic or antireflection film on the outer surface of a display screen of a cathode ray tube, includes the steps of applying a film formation material solution containing a volatile solvent on the outer surface of the display screen of the cathode ray tube to form a solution film, rotating the cathode ray tube about a tube axis thereof to obtain an uniform film thickness of the solution film, and causing a portion of the solution film applied in and near the center of the outer surface of the display screen to dry while the cathode ray tube is being rotated.

REFERENCES:
patent: 3143435 (1964-08-01), Martny
patent: 3376153 (1968-04-01), Fiore
patent: 3653939 (1972-04-01), Prazak
patent: 3940508 (1976-02-01), Wilcox
patent: 4078095 (1978-03-01), Ratay
patent: 4542038 (1985-09-01), Odaka et al.
patent: 4746588 (1988-05-01), Ditty et al.

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