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US 8,138,664 B2Granted
Bi-silicate matrix coating for a display
AssigneeThomson Licensing
InventorsBarry Michael Cushman, David Paul Ciampa, James Francis Edwards
Life of this patent
Estimating the term…
Abstract
A display screen of a color display is disclosed (see FIG. 1). The display screen includes a glass plate having an array of three different color-emitting phosphors thereon. A graphite-based matrix is placed in the interstitial regions between each of the three different color-emitting phosphors. The graphite-based matrix is formed from an aqueous composition including graphite, potassium silicate and sodium silicate.
Claims9
A display, comprising:
- a display screen having a patterned light-absorbing matrix composition thereon defining a plurality of sets of fields, wherein the light-absorbing matrix includes graphite, potassium silicate and sodium silicate.
A cathode-ray tube, comprising:
- a display screen having a patterned light-absorbing matrix composition thereon defining a plurality of sets of fields, wherein the light-absorbing matrix includes graphite, potassium silicate and sodium silicate.
A field emission device, comprising:
- a display screen having a patterned light-absorbing matrix composition thereon defining a plurality of sets of fields, wherein the light-absorbing matrix includes graphite, potassium silicate and sodium silicate.
Dependencies are inferred from the claim text.