The present application discloses a display panel manufacturing device and a cleaning method. The display panel manufacturing device includes: a machine table, a working pipeline, a gas supply means and a liquid supply means; a detection means is provided on the machine table; a first automatic valve is provided on a gas supply pipeline; and a second automatic valve is provided on a liquid supply pipeline.

The present application discloses a cleaning method and a cleaning device. The cleaning method includes the following steps: dividing a cleaning device into at least two regions to control for the same cleaning mode; detecting a width of an object to be cleaned; and turning on the cleaning device of corresponding region according to the width of the object to be cleaned. The cleaning device includes a detection structure, a conveying structure, a washing structure, an air knife structure, and a control structure, where the washing structure is divided into at least two regions, and the air knife structure is also divided into at least two regions.

The present application discloses a display panel manufacturing device and a cleaning method. The display panel manufacturing device includes: a machine table, a working pipeline, a gas supply means and a liquid supply means; a detection means is provided on the machine table; a first automatic valve is provided on a gas supply pipeline; and a second automatic valve is provided on a liquid supply pipeline.

A handling equipment for a placement shelf of display panel is provided. The handling equipment includes a rack, a rotatable driving wheel and a cleansing device. The cleansing device is configured to cleanse the driving wheel. The driving wheel and the cleansing device both are disposed on the rack. The cleansing device contacts with the driving wheel. The driving wheel is configured to contact a bottom frame of the placement shelf of display panel. The driving wheel is disposed with a cleaning layer on the radial periphery of the driving wheel.

A light control sheet including a first transparent electrode layer, a second transparent electrode layer, a light control layer including a resin layer which is formed between the first and second transparent electrode layers and includes a liquid crystal composition in holes formed in the resin layer, the liquid crystal composition including liquid crystal molecules, and a first alignment layer formed between the first transparent electrode layer and the light control layer such that a haze of the light control layer is increased upon application of a voltage to the first transparent electrode layer. The light control layer includes a first high-density portion and a low-density portion, and the first high-density portion is in contact with the first alignment layer and includes the liquid crystal composition at a density higher than a density of the liquid crystal composition in the low-density portion per unit thickness of the light control layer.

A display panel, a method of making the same, and a display device are disclosed. The method of making the display panel includes: forming a display motherboard including at least one metal trace, the at least one metal trace being connected to all uncut display panels on the display motherboard; cutting the display motherboard along a cutting line to form at least two display panels, where the at least one metal trace is exposed on at least one side of each of the at least two display panels; dripping a concentrated acid solution to an exposed position of the at least one metal trace to react for a preset time, thus corroding the at least one metal trace at the exposed position thus forming an insulating metal salt structure.

Disclosed is a manufacturing method of a liquid crystal display device which is a manufacturing method of a liquid crystal display device including a liquid crystal alignment film to which an alignment regulating force is imparted by a photo-alignment treatment, including: a film forming step of forming a film containing a polymer whose main chain is cleaved by irradiation with light; a photo-alignment step of imparting an alignment regulating force to the film formed in the film forming step by irradiation of the film with light in an atmosphere of a temperature lower than 100° C.; and a removing step of removing a low-molecular weight component generated by cleaving the main chain of the polymer through the light irradiation after the light irradiation. Also disclosed is a liquid crystal display device manufactured by the manufacturing method.

A method of etching a display panel for manufacturing a curved display device comprises the steps of: applying a masking ink in a manner of immersing a non-etched portion of a display panel into an ink reservoir, which contains the masking ink, in order to protrude the non-etched portion from the display panel; curing the masking ink coated on the non-etched portion of the display panel; etching the display panel to reduce the thickness of the display panel by coating an etching liquid onto the display panel on which the masking ink is cured; and removing the masking ink from the etched display panel with a solvent, which dissolves the masking ink.

An active matrix substrate includes a substrate, a pixel TFT that is supported by the substrate, provided corresponding to each of a plurality of pixel areas, and includes an oxide semiconductor layer, an organic insulating layer disposed above at least the oxide semiconductor layer of the pixel TFT, and an inorganic insulating layer disposed in contact with an upper surface of the organic insulating layer on the organic insulating layer. The organic insulating layer and the inorganic insulating layer are provided with a plurality of dual-layer hole structure portions, each of the dual-layer hole structure portions includes a through-hole provided in the inorganic insulating layer and a bottomed hole provided in the organic insulating layer and positioned below the through-hole, and the through-hole is positioned on an inner side of an outer edge of the bottomed hole when viewed from a normal direction of the substrate.

A display device includes: a display module including a first area and a second area at least partially surrounding the first area in a plan view; an external member disposed on the display module; and an adhesive layer configured to couple the display module to the external member, wherein a coupling strength between the second area and the adhesive layer is greater than a coupling strength between the first area and the adhesive layer.