G - Physics – 03 – F
Patent
G - Physics
03
F
96/155, 96/231
G03F 7/004 (2006.01) G03F 7/28 (2006.01) H01J 9/227 (2006.01)
Patent
CA 1330268
TITLE LIGHT SENSITIVE MIXTURES FOR MAKING REPEATEDLY TONABLE LAYERS ABSTRACT Photosensitive composition for the production of repeatably tonable layers for the manufacture of fluorescent screens with a black matrix for color television tubes, said composition comprising at least one light sensitive 4-(2'- nitrophenyl)-1,4-dihydropyridine compound and at least one organic sulfonic acid.
554349
E.i. Du Pont de Nemours And Company
Sim & Mcburney
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