Liquid crystal display device
AssigneeJapan Display Inc.
InventorKeisuke Takano
Life of this patent
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Abstract
According to one embodiment, a liquid crystal display device includes a first substrate including a first alignment film covering a pixel electrode, a second substrate including a second alignment film covering a second common electrode, a sealant attaching the first substrate and the second substrate, and a liquid crystal layer held between the first alignment film and the second alignment film, wherein the first alignment film and the second alignment film are formed of a material in which a principal chain is composed of silica (SiO2), and extend at a position overlapping the sealant between an inner face and an outer face of the sealant.
Claims14
A liquid crystal display device comprising:
- an array substrate including a first inorganic insulation film, an organic insulation film stacked on the first inorganic insulation film, a second inorganic insulation film stacked on the organic insulation film, a first alignment film covering the second inorganic insulation film, a first transparent electrode between the first alignment film and the second inorganic insulation film in an active area, and a second transparent electrode between the second inorganic insulation film and the organic insulation film in the active area;
- a counter substrate including a second alignment film;
- and
- a sealant attaching the array substrate and the counter substrate in a seal region, wherein
- the first inorganic insulation film is in contact with the second inorganic insulation film in the seal region, and
- the first alignment film is in contact with the sealant in the seal region.
A liquid crystal display device comprising:
- a first substrate including a first insulative substrate, a first inorganic film above the first insulative substrate, an organic film stacked on the first inorganic film, a second inorganic film stacked on the organic insulation film, and a third inorganic film stacked on the second inorganic film;
- a second substrate;
- and
- a sealant attaching the first substrate and the second substrate, wherein
- the organic insulating film includes an upper surface and a side face,
- the side face of the organic insulating film is located on an inside of a first substrate end portion of the first insulative substrate,
- the second inorganic film includes a first portion and a second portion,
- the first portion of the second inorganic film covers the upper surface of the organic film,
- the second portion of the second inorganic film covers the side face of the organic film,
- the third inorganic film covers the first portion and the second portion of the second inorganic film,
- the first inorganic film is in contact with the second inorganic film in a seal region between the first substrate end portion and the side face of the organic film, and
- the side face of the organic film overlaps the sealant.
Dependencies are inferred from the claim text.