Coating processes – Electrical product produced – Fluorescent or phosphorescent base coating
Patent
1986-09-12
1989-06-27
Childs, Sadie
Coating processes
Electrical product produced
Fluorescent or phosphorescent base coating
427 69, 427 70, 427 72, 4272481, 4272555, B05D 506, B05D 512
Patent
active
048428949
ABSTRACT:
Vapor deposition crucible is provided at least twenty degrees from the central normal to a smooth surface of a screen on which luminescent material is to be deposited. During deposition the surface is rotated relative to the source to produce a layer having a regular structure and a good fill factor.
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Ligtenberg Martinus A. C.
Simons August L. H.
Childs Sadie
Faller F. Brice
U.S. Philips Corporation
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