G02F1/133715

INK COMPOSITIONS WITH QUANTUM DOT CONCENTRATIONS FOR DISPLAY DEVICES

Organic ligand-capped quantum dots and curable ink compositions containing the organic ligand-capped quantum dots are provided. Also provided are thin films formed from the ink compositions.

DISPLAY DEVICE AND MANUFACTURING METHOD THEREOF
20230333430 · 2023-10-19 · ·

A display device includes a first substrate, a first alignment layer, a second substrate, a second alignment layer, and a display medium. The first alignment layer is disposed on the first substrate. The second substrate is disposed opposite to the first substrate. The second alignment layer is disposed on the second substrate, and the first and second alignment layers are located between the first and second substrates. The display medium is located between the first and second alignment layers, where a surface of the first alignment layer facing the display medium and a surface of the second alignment layer facing the display medium have topographies with irregular areas surrounded by micro-structures. Besides, a manufacturing method of the display device is also provided.

ELECTRO-OPTICAL DEVICE AND ELECTRONIC APPARATUS
20220270778 · 2022-08-25 · ·

A liquid crystal device includes: an element substrate; a counter substrate disposed opposite to the element substrate; a sealing material disposed between the element substrate and the counter substrate; and a liquid crystal layer disposed on an inner side of the sealing material and containing liquid crystal. The element substrate includes an alignment film configured to align the liquid crystal and an ion-adsorbing first adsorption film disposed in contact with the sealing material. The alignment film includes a first vapor-deposited film and a second vapor-deposited film disposed between the first vapor-deposited film and the liquid crystal layer. The second vapor-deposited film and the first adsorption film include a column of which a long axis direction intersects a thickness direction of the liquid crystal layer. A thickness of the first adsorption film is thicker than a thickness of the second vapor-deposited film.

Utilizing Vertically Aligned Carbon Nanotube Arrays as the Homeotropic Alignment Agent in an electro-optic liquid crystal device

An electro-optical liquid crystal cell comprising a first substrate, a first layer of chromium (Cr), a first layer of vertically aligned carbon nanotubes (VA-CNT) capped with nickel nanoparticles, and a layer of liquid crystal. Furthermore, the electro-optical liquid crystal cell can comprise a second layer of VA-CNT capped with nickel nanoparticles, a second layer of Cr, and a second substrate. This electro-optic VA-CNT-based liquid crystal cell exhibits the required electro-optic effect needed for a liquid crystal display.

Liquid crystal material, liquid crystal display panel, and manufacturing method thereof

A liquid crystal material, a liquid crystal display panel, and a manufacturing method thereof are provided. The liquid crystal material includes negative liquid crystal molecules and one or more thiol polymerizable monomers. The display panel uses a polymer film obtained by polymerization of a click chemistry reaction of a “thiol and double bond” system to anchor an orientation state of the liquid crystal molecules on the substrate surface, with few impurities and a low risk of image sticking displayed on the panel.

LIQUID CRYSTAL DISPLAY

A liquid crystal display is formed by arraying a plurality of pixels 10, and the pixel 10 includes a first substrate 20, a second substrate 50, a first electrode 120 formed on the first substrate 20, a second electrode 52 formed on the second substrate 50, and a liquid crystal layer 60. A pretilt angle is provided to a liquid crystal molecule 61, and the first electrode 120 is formed of a transparent conductive material layer and a foundation layer 150 including a plurality of projecting portions 130 and recessed portions 140. A first transparent conductive material layer 135 connected to a first power feeding unit is formed on a projecting portion top surface 151 of the foundation layer 150, and a second transparent conductive material layer 145 connected to a second power feeding unit is formed on a recessed portion bottom surface 152 of the foundation layer 150.

Method of applying particles

The present application relates to a method of applying particles, an optical film and a method of manufacturing an active liquid crystal device. In the method of applying particles of the present application, the particles can be uniformly applied on a base material and fixed while maintaining the shape of particles. The optical film of the present invention produced by the above method can have excellent particle dispersity. A method of manufacturing an active liquid crystal device using the above method can maintain a cell gap uniformly while simplifying the manufacturing process and preventing gravity defects.

Composite photoalignment layer

A composite photoalignment layer for aligning liquid crystal molecules includes: a monomeric material; a photoinitiator or a thermal initiator; and an azo dye material. A method for preparing a composite photoalignment layer for aligning liquid crystal molecules includes: mixing, in solution form, a monomeric material, a photoinitiator or a thermal initiator, and an azo dye material; coating the mixed solution onto a substrate to form a thin film; exposing the thin film to polarized light; and, with a thermal initiator, heating the thin film to polymerize the monomeric material and form a solid thin film.

DISPLAY PANEL AND MANUFACTURING METHOD FOR DISPLAY PANEL
20210333644 · 2021-10-28 ·

A manufacturing method for a display panel that includes the following steps: a first substrate manufacturing step, a second substrate manufacturing step, an assembling step, and a first alignment film layer manufacturing step. The display panel includes a first substrate, a second substrate, a liquid crystal layer, and a sealant layer. The manufacturing method for the display panel disposes a first liquid crystal alignment monomer layer on a surface of a common electrode layer, and uses a heat gun to perform heat and light treatment to a color filter substrate to make a link reaction occur between the first liquid crystal alignment monomer layer and the common electrode layer and form a first alignment film layer, and thereby undesirable alignment is improved and greyscale difference of a display panel caused by undesirable alignment is avoided to ensure yields and quality of products.

Liquid crystal display device and method for manufacturing same

The present invention provides a liquid crystal display device that can sufficiently prevent crystallization of a liquid crystal material at low temperatures, and thereby has high response performance suitable for applications such as HMDs. The liquid crystal display device includes: paired substrates; a liquid crystal layer held between the substrates; and a photo-alignment film disposed on a surface facing the liquid crystal layer of at least one of the substrates, the liquid crystal layer containing a liquid crystal material that has a nematic-isotropic phase transition temperature of 75° C. or lower and a nematic phase temperature range narrower than 100° C., the photo-alignment film containing a polymer, the polymer and/or another component of the photo-alignment film containing a hydrophobic group.