C09K19/36

Liquid crystal display device and method for manufacturing the same

There is provided a liquid crystal display device which enables reductions in image sticking and droplet stains caused in production thereof without degradation of properties such as dielectric anisotropy, viscosity, the upper limit of the temperature of nematic phase, and rotational viscosity (γ.sub.1); and there is also provided a method for manufacturing such a liquid crystal display device. The liquid crystal display device is characterized in that a liquid crystal layer containing a liquid crystal composition is disposed between a substrate provided with a common electrode and a color filter layer and another substrate provided with a plurality of pixels each having a pixel electrode, each of the substrates is not provided with an alignment film but provided with an orientation controlling layer composed of at least two polymerizable compounds, each of the pixels has two or more regions having different directions of pretilt, and the liquid crystal composition contains a compound represented by General Formula (I) and a compound represented by General Formula (II).

Optical film, lamination-type optical film, and aerial imaging device including lamination-type optical film

An optical film includes a cholesteric liquid crystal layer formed in a stripe-shaped pattern in which an optically anisotropic region having optical anisotropy and an optically isotropic region having optical isotropy are alternately disposed, a helical axis of a cholesteric liquid crystal in the optically anisotropic region is oriented in one axial direction tin a plane of the optical film, and the helical axis is oriented in a normal direction t of a boundary surface between the optically anisotropic region and the optically isotropic region.

Optical film, lamination-type optical film, and aerial imaging device including lamination-type optical film

An optical film includes a cholesteric liquid crystal layer formed in a stripe-shaped pattern in which an optically anisotropic region having optical anisotropy and an optically isotropic region having optical isotropy are alternately disposed, a helical axis of a cholesteric liquid crystal in the optically anisotropic region is oriented in one axial direction tin a plane of the optical film, and the helical axis is oriented in a normal direction t of a boundary surface between the optically anisotropic region and the optically isotropic region.

Cholesteric liquid crystal layer, laminate, optically anisotropic body, reflective film, method for producing cholesteric liquid crystal layer, anti-counterfeit medium, and determination method

Provided are a cholesteric liquid crystal layer having an excellent reflection anisotropy, a low haze, and a high circular polarization degree of reflected light, and a method for producing the same. In addition, provided are a laminate, an optically anisotropic body, and a reflective film, each of which including the cholesteric liquid crystal layer. A cholesteric liquid crystal layer formed using a liquid crystal compound, in which, in at least one main plane out of a pair of main planes of the cholesteric liquid crystal layer, a direction of a molecular axis of the liquid crystal compound changes while continually rotating along at least one in-plane direction, the molecular axis of the liquid crystal compound is tilted with respect to the main plane of the cholesteric liquid crystal layer, and an arrangement direction of bright portions and dark portions derived from the cholesteric liquid crystalline phase, as observed under a scanning electron microscope in a cross section perpendicular to the main plane, is tilted with respect to the main plane of the cholesteric liquid crystal layer.

LAMINATED GLASS AND PROJECTION IMAGE DISPLAY SYSTEM
20220019101 · 2022-01-20 · ·

The present invention is to provide a laminated glass having excellent impact resistance and a projection image display system. The laminated glass of the present invention includes a first glass plate, an alignment film containing a vinyl alcohol resin, a retardation layer formed of a composition containing a polymerizable liquid crystal compound and a compound represented by Formula (1), a cholesteric liquid crystal layer, and a second glass plate in this order.

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LAMINATED GLASS AND PROJECTION IMAGE DISPLAY SYSTEM
20220019101 · 2022-01-20 · ·

The present invention is to provide a laminated glass having excellent impact resistance and a projection image display system. The laminated glass of the present invention includes a first glass plate, an alignment film containing a vinyl alcohol resin, a retardation layer formed of a composition containing a polymerizable liquid crystal compound and a compound represented by Formula (1), a cholesteric liquid crystal layer, and a second glass plate in this order.

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Liquid-crystal medium
11781069 · 2023-10-10 · ·

The present invention relates to an LC medium comprising and a liquid-crystalline host consisting of an LC component H) comprising one or more mesogenic or liquid-crystalline compounds and an optically active component D) and optionally a polymerizable component P) comprising one or more polymerizable compounds; and to the use of the polymerizable compounds and LC media for optical, electro-optical and electronic purposes, in particular in LC displays, especially in LC displays of the polymer sustained alignment type.

Liquid-crystal medium
11781069 · 2023-10-10 · ·

The present invention relates to an LC medium comprising and a liquid-crystalline host consisting of an LC component H) comprising one or more mesogenic or liquid-crystalline compounds and an optically active component D) and optionally a polymerizable component P) comprising one or more polymerizable compounds; and to the use of the polymerizable compounds and LC media for optical, electro-optical and electronic purposes, in particular in LC displays, especially in LC displays of the polymer sustained alignment type.

LIQUID CRYSTAL SCAFFOLDS AND USE THEREOF
20230295561 · 2023-09-21 ·

The present invention provides liquid crystals and compositions thereof (e.g., liquid crystal-based scaffolds). The present invention also provides the methods for generating said liquid crystals and compositions thereof (e.g., liquid crystal-based scaffolds) as well as uses thereof in cell-culturing and tissue-generating.

LIQUID CRYSTAL SCAFFOLDS AND USE THEREOF
20230295561 · 2023-09-21 ·

The present invention provides liquid crystals and compositions thereof (e.g., liquid crystal-based scaffolds). The present invention also provides the methods for generating said liquid crystals and compositions thereof (e.g., liquid crystal-based scaffolds) as well as uses thereof in cell-culturing and tissue-generating.