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US 6,190,774 B1Granted
Liquid crystal display cell spacer and liquid crystal display cell
AssigneeSekisui Chemical Co., Ltd.
InventorsSusumu Tanaka, Kunikazu Yamada
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AssigneeSekisui Chemical Co., Ltd.
InventorsSusumu Tanaka, Kunikazu Yamada
Estimating the term…
The present invention relates to a liquid crystal display cell spacer with improved in coloring effect and light shielding effect and optimal electrical, physical, chemical, and optical properties and a liquid crystal display cell with use thereof. A liquid crystal display cell spacer comprising surface-coated carbon black; a liquid crystal display cell spacer comprising a pigment component comprising carbon black and at least one set of organic pigments of dissimilar colors other than carbon black; and a liquid crystal display cell spacer comprising a pigment component comprising surface-coated carbon black and at least one set of organic pigments of dissimilar colors other than carbon black. A liquid crystal display cell with use any of above liquid crystal display cell spacers.
A liquid crystal display cell spacer comprising a pigment component comprising carbon black and at least one set of organic pigments of dissimilar colors other than carbon black, and having a maximum spectral transmittance over the visible wavelength region from about 400 to about 700 nm of less than 3% and having a total light transmittance over the visible wavelength region of 0.1 to 2.5%.
Dependencies are inferred from the claim text.