Phosphor for color cathode ray tube and manufacturing method the

Details Phosphor for color cathode ray tube and manufacturing method the Phosphor for color cathode ray tube and manufacturing method the

1996-11-19

1998-03-03

Bonner, Melissa

Compositions

Inorganic luminescent compositions with organic...

2523014R, 428403, 427212, 427220, C09K 1100

Patent

active

057230706

ABSTRACT:
A phosphor for a color cathode ray tube (CRT) characterized in which the phosphor is coated with a charge regulator such as nigrosine or quaternary ammonium salt and manufacturing method thereof are provided. The phosphor according to the present invention can be positively charged to a level suitable for forming a fluorescent screen by an electrophotographic process.

REFERENCES:
patent: 3993838 (1976-11-01), Heytmeijer et al.
patent: 5043265 (1991-08-01), Tanke et al.

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