Abstract: A piston limiting structure, including: a cylinder, a piston, and a flange provided with a limiting piece, the cylinder has a piston hole perpendicular to an axial direction of the cylinder and penetrating through the cylinder, and a projection of the piston hole in a penetrating direction is circular. The piston is disposed in the piston hole in a form-fit manner and is slid in the piston hole in a reciprocating manner. A side wall of the piston is provided with a thrust groove, a bottom surface of the thrust groove forms a thrust surface on the side wall of the piston, and the thrust groove does not penetrate through two ends of the side wall of the piston along an axial length of the piston. The limiting piece abuts against the thrust surface.

Abstract: A display panel, a display apparatus, and a manufacturing method for the display panel. The display panel includes a base substrate; a first electrode layer; a light-emitting layer, the light-emitting layer including a plurality of light-emitting portions emitting light of different colors; a second electrode layer located at the side of the light-emitting layer facing away from the first electrode layer; a black matrix layer located at the side of the second electrode layer facing away from the light-emitting layer, the black matrix layer comprising a plurality of light exiting ports in one-to-one correspondence with the plurality of light-emitting portions; and a shielding layer located at the side of the black matrix layer facing away from the second electrode layer and having a plurality of shielding portions covering the light exiting ports, and the transmittance of the shielding portions is higher than the transmittance of the black matrix layer.

Abstract: A display panel having a plurality of subpixels is provided. The display panel includes a black matrix layer; a black adhesive layer on the black matrix layer; and a cover an a side of the black adhesive layer away from the black matrix layer. The black adhesive layer extends substantially throughout an entirety of a display region of the display panel, including a subpixel region and an inter-subpixel region. The black adhesive layer includes an optically clear adhesive and particles distributed throughout the optically clear adhesive. Light transmittance of the black adhesive layer is in a range of 40% to 80%.

Abstract: Provided is a display panel. The display panel includes: a cover plate, a screen film layer, and a buffer layer, wherein the buffer layer is arranged on a side, distal to the cover plate, of the screen film layer, and the buffer layer includes at least one buffer chamber.

Abstract: The present disclosure relates to a rollable display panel. The rollable display panel includes a first structure layer, a second structure layer, and a first adhesive layer stacked between the first structure layer and the second structure layer. The rollable display panel is divided into a rollable area, a strain accumulation area, and a flat area distributed in sequence along a rolling direction. A thickness of a part of the first adhesive layer located in the strain accumulation area is greater than a thickness of a part of the first adhesive layer located in the rollable area or the flat area.

Abstract: The present disclosure discloses an optical clear adhesive and a display device. The display device includes: a flexible display panel having at least one foldable area; and an optical clear adhesive disposed on at least one side of the flexible display panel. The optical clear adhesive includes: a substrate layer, a first adhesive material structure and a second adhesive material structure disposed on two opposite sides of the substrate layer, all of which are transparent materials; a deformation recovery rate of the substrate layer is greater than that of each of the first adhesive material structure and the second adhesive material structure; and in the optical clear adhesive, the first adhesive material structure is closer to an inner folding side of the foldable area of a display panel, and the second adhesive material structure is closer to an outer folding side of the foldable area of the display panel.

Abstract: The present disclosure provides a display panel and a display apparatus. The display panel includes a display substrate and a support layer one a side of the display substrate. The support layer has a patterned region. The display substrate further includes a spacer layer between the support layer and the display substrate. The spacer layer includes a first adhesive layer, a second adhesive layer and a base material layer between the first adhesive layer and the second adhesive layer. The first adhesive layer is adhered to the display substrate, and the second adhesive layer is adhered to the support layer.

Abstract: A flexible display apparatus includes at least two flexible elements, and at least one adhesive layer bonding the at least two flexible elements. The flexible display apparatus has a bendable region, each adhesive layer includes a first portion in the bendable region and a second portion, and at least part of the second portion is located outside the bendable region. The adhesive layer is configured such that at a same temperature, a storage modulus of the first portion is greater than a storage modulus of the second portion. A thickness of the first portion is less than or equal to a thickness of the adhesive layer.

Abstract: This disclosure relates to a display substrate. The display substrate includes: a backplate, and a light-emitting device and a thin film encapsulation layer which are successively formed on the backplate, wherein the backplate includes a display area, the display area includes a plurality of pixel areas arranged in an array; the display substrate further includes an electrochromic unit arranged on a side, away from the backplate, of the thin film encapsulation layer, wherein the electrochromic unit includes at least a first area, and projection of the first area onto the backplate covers the pixel areas; the electrochromic unit is in a transparent state when the light-emitting device emits light, and the electrochromic unit is in a black state when the light-emitting device does not emit light. This disclosure also relates to a display apparatus and a display substrate manufacture method.

Abstract: Embodiments of the present disclosure provide a display substrate motherboard and a manufacturing method and a cutting method thereof, a display substrate and a display device. The display substrate motherboard includes a preset cutting position, a back film and an adhesive layer disposed on the back film, the adhesive layer includes: a first adhesive layer corresponding to the preset cutting position; a second adhesive layer disposed on two sides of the first adhesive layer in a direction parallel to the back film; and a first light blocking layer disposed between the first adhesive layer and the second adhesive layer, wherein the first light blocking layer is configured to reduce light entering the second adhesive layer through the first light blocking layer after being incident from the first adhesive layer.

Abstract: A scroll-type display panel and a scroll-type display device. The scroll-type display panel comprises a display module; the display module comprises: a support layer and an array substrate; the support layer comprises a first wound portion and a second wound portion which are distributed in a winding direction; the array substrate is located on one side of the support layer, and an orthographic projection of the array substrate on the support layer is located on the first wound portion, wherein hollowed-out openings are provided on both the first wound portion and the second wound portion, and the area ratio of the hollowed-out openings to the first wound portion is greater than the area ratio of the hollowed-out openings to the second wound portion.

Abstract: An optically clear adhesive film includes at least one first adhesive layer and at least one second adhesive layer that are stacked. A modulus of each first adhesive layer is less than a modulus of each second adhesive layer, and a glass transition temperature of the first adhesive layer is less than a glass transition temperature of the second adhesive layer.

Abstract: A display panel having a plurality of subpixels is provided. The display panel includes a black matrix layer; a black adhesive layer on the black matrix layer; and a cover on a side of the black adhesive layer away from the black matrix layer. The black adhesive layer extends substantially throughout an entirety of a display region of the display panel, including a subpixel region and an inter-subpixel region. The black adhesive layer includes an optically clear adhesive and particles distributed throughout the optically clear adhesive. Light transmittance of the black adhesive layer is in a range of 40% to 80%.

Abstract: Provided is an integrated cover plate. The integrated cover plate includes a main body and a shear thickening material layer. The main body includes a plurality of layered structures that are laminated, wherein the main body is provided with a facade formed by laminating side surfaces of the plurality of layered structures in the thickness direction, the shear thickening material layer covers at least part of the facade of the main body, and a viscosity of the shear thickening material layer increases with an increase of a shear rate and a shear stress.

Abstract: The present application provides a polarizer, a display module and a method of processing a polarizer. The polarizer is made of stretchable materials and shaped to be a curved surface by a hat pressing process. Along a light emission direction, the polarizer includes a polarizing functional layer, configured to convert light passing through the polarizing functional layer from natural light into linearly polarized light; and a protective layer, configured to protect the polarizing functional layer. The display module includes a flexible display, the polarizer and a curved cover which are stacked sequentially along the light emission direction. The method of processing a polarizer includes: placing a polarizer to be processed on a curved surface profiling stage; and shaping the polarizer to be a curved surface corresponding to a shape of the curved surface profiling stage by a hot pressing process.

Abstract: An imaging device, an imaging control method, an electronic apparatus, and a readable medium. The imaging device comprises: an image sensing assembly; a liquid crystal lens assembly provided with light control components corresponding to an image sensing component, wherein each of the light control components comprises a first liquid crystal component and a second liquid crystal component, which are arranged opposite each other, and the orientation of liquid crystal molecules in the first liquid crystal component is perpendicular to the orientation of liquid crystal molecules in the second liquid crystal component; and a processing assembly, wherein the processing assembly is respectively electrically connected to the image sensing assembly and the liquid crystal lens assembly, and is configured to adjust, according to a light receiving amount measured by the image sensing assembly, the voltage applied to the light control component.

Abstract: The present disclosure provides a cover plate for a flexible substrate which includes a first hardened layer, a second hardened layer and a polymer thin film layer provided between the first hardened layer and the second hardened layer, wherein a hardness of the first hardened layer is less than that of the second hardened layer, a hardness of the polymer thin film layer is less than that of the first hardened layer, and a bending radius of the first hardened layer is greater than that of the second hardened layer.

Abstract: The present disclosure relates to a rollable display panel. The rollable display panel includes a first structure layer, a second structure layer, and a first adhesive layer stacked between the first structure layer and the second structure layer. The rollable display panel is divided into a rollable area, a strain accumulation area, and a flat area distributed in sequence along a rolling direction. A thickness of a part of the first adhesive layer located in the strain accumulation area is greater than a thickness of a part of the first adhesive layer located in the rollable area or the flat area.

Abstract: A flexible display apparatus includes at least two components that are stacked, and at least one optical adhesive layer. Each optical adhesive layer is disposed between two adjacent components of the at least two components, and includes at least two adhesive layers stacked in a stacking direction of the at least two components. The at least two adhesive layers include at least one first adhesive layer and at least one second adhesive layer. One of the at least one first adhesive layer is adhered to one of the two adjacent components, and a storage modulus of each second adhesive layer is less than a storage modulus of each first adhesive layer.

Abstract: A cover plate includes a transparent elastomer layer, a spacer layer and a low surface energy layer. The transparent elastomer layer is made of at least one elastomer material. The low surface energy layer is disposed at a side of the transparent elastomer layer. A surface energy of the low surface energy layer is less than a surface energy of the transparent elastomer layer. The spacer layer is disposed between the transparent elastomer layer and the low surface energy layer.