Color filer and liquid crystal display
AssigneeDai Nippon Printing Co., Ltd.
InventorsTakehide Kishimoto, Hideaki Yamagata, Takashi Nishimoto
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Abstract
An object of the present invention is to provide a color filter for reliably preventing the liquid crystal layer from being contaminated with ionic materials, as well as a liquid crystal display excellent in display qualities. To achieve the object described above, the present invention provides a color filter comprises a substrate, a resin colored layer consisting of a plurality of colors formed in a predetermined pattern on the substrate, and a common transparent electrode layer, said resin colored layer bringing about a voltage holding ratio of 80 % or more and a residual DC (ΔE) of 0.5 V or less in a liquid crystal subjected to treatment for extraction of impurities.
Claims14
A color filter comprising a substrate, a resin colored layer consisting of a plurality of colors formed in a predetermined pattern on the substrate, and a common transparent electrode layer, said resin colored layer bringing about a voltage holding ratio of 80% or more and a residual DC (ΔE) of 0.5 V or less in a liquid crystal subjected to treatment for extraction of impurities.
A color filter comprising a substrate, a colored layer consisting of a plurality of colors formed in a predetermined pattern on the substrate, a transparent resin protective layer formed to cover at least the colored layer, and a common transparent electrode layer, said resin protective layer bringing about a voltage holding ratio of 80% or more and a residual DC (ΔE) of 0.5 V or less in a liquid crystal subjected to treatment for extraction of impurities.
A liquid crystal display comprising a color filter and an opposite electrode substrate opposite to each other to provide a gap via a sealing member and a liquid crystal layer sealed in the gap, wherein the color filter is a color filter described in claim l, the opposite electrode substrate comprises a semiconductor driving element provided with resin pillar-shaped convexes, and the resin pillar-shaped convexes bring about a voltage holding ratio of 80% or more and a residual DC (ΔE) of 0.5 V or less in a liquid crystal subjected to treatment for extraction of impurities.
A liquid crystal display comprising a common electrode substrate and an opposite electrode substrate opposite to each other to provide a gap via a sealing member and a liquid crystal layer sealed in the gap, wherein the common electrode substrate comprises a common transparent electrode layer on the substrate, the opposite electrode substrate comprises semiconductor driving elements and a resin colored layer consisting of a plurality of colors formed in a predetermined pattern corresponding to each of the semiconductor driving elements, and the resin colored layer brings about a voltage holding ratio of 80% or more and a residual DC (ΔE) of 0.5 V or less in a liquid crystal subjected to treatment for extraction of impurities.
A liquid crystal display comprising a color filter and an opposite electrode substrate opposite to each other to provide a gap via a sealing member and a liquid crystal layer sealed in the gap, wherein the color filter comprises a substrate and a reflective layer, a resin colored layer consisting of a plurality of colors and a common transparent electrode layer laminated in this order over the substrate, and the resin colored layer brings about a voltage holding ratio of 80% or more and a residual DC (ΔE) of 0.5 V or less in a liquid crystal subjected to treatment for extraction of impurities.
A liquid crystal display comprising a common electrode substrate and an opposite electrode substrate opposite to each other to provide a gap via a sealing member and a liquid crystal layer sealed in the gap, wherein the common electrode substrate comprises a common transparent electrode layer on the substrate, the opposite electrode substrate comprises a substrate and a driving element layer, a reflective electrode layer, and a resin colored layer consisting of a plurality of colors laminated in this order over the substrate, and the resin colored layer brings about a voltage holding ratio of 80% or more and a residual DC (ΔE) of 0.5 V or less in a liquid crystal subjected to treatment for extraction of impurities.
Dependencies are inferred from the claim text.