Image display including improved light-absorbing matrix

Details Image display including improved light-absorbing matrix Image display including improved light-absorbing matrix

1985-12-19

1987-07-21

DeMeo, Palmer C.

Electric lamp and discharge devices

Cathode ray tube

Screen

313474, 252502, H01J 2932, H01J 2928

Patent

active

046820752

ABSTRACT:
An image display including a viewing screen comprising spaced elemental image areas and a light-absorbing matrix of partially-graphitized carbon black adjacent these areas. The matrix may be made by overcoating a stencil and stencil support with an aqueous slurry of the carbon black, drying the overcoating, and then removing the stencil and overlying overcoating.

REFERENCES:
patent: 2134950 (1938-01-01), Offutt
patent: 3558310 (1971-01-01), Mayaud
patent: 3879627 (1975-04-01), Robinder
patent: 3993739 (1976-11-01), Vanderveen
patent: 4003082 (1977-01-01), Fumoto
patent: 4049452 (1977-09-01), Nekut
patent: 4551652 (1985-11-01), Compen et al.
patent: 4556820 (1985-12-01), Thompson

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