79results about How to "Avoid color mixing" patented technology

The invention relates to an organic light emitting display device and a manufacture method thereof. The method includes providing an LTPS substrate; forming an anode layer on the substrate; forming an organic light emitting layer on the anode layer and forming a cathode layer on the organic light emitting layer, wherein the organic light emitting layer is used for emitting blue light; forming a quantum dot layer including red sub pixels, green sub pixels and blank sub pixels on the cathode layer; and forming a packaging layer on the quantum dot layer. Through forming the quantum dot layer on the cathode layer directly, through exciting the red sub pixels and the green sub pixels of the quantum dot layer with the blue light emitted by the organic light emitting layer and through penetration of the blue light by the blank sub pixels, light of different colors is emitted. Color saturation and color gamut are improved effectively. Besides, cost is reduced effectively and production efficiency is improved.

The invention provides a roller machine suitable for coating chemical coating, which is characterized in that the roller machine comprises two sets of coating mechanism arranged top to top, a support roller mechanism, a turning roller component, a frame, a synchronous mechanism, a shower, a back-coated lifting device and a transmission mechanism. Back coating frames of a coating roller device, a reclaiming roller device and a regulating roller device fitted with specially made polyurethane material are driven by an oil cylinder and synchronous lifting at both sides is assured by the synchronous mechanism in the coating mechanism; clearance among the coating roller device, the reclaiming roller device and the regulating roller device is regulated by the regulating mechanism to regulate coating thickness. The shower line is in a lacquer tray of a front coating mechanism and a flat mouth shower with a valve is arranged on the shower line; flow rate of the paint is controlled and coating thickness is adjusted by regulating the valve. Jet tube mode is adopted in the lacquer tray of a bottom roller in the back coating mechanism; paint is agitated to prevent from deposition. The roller machine has the advantages that double-roller coating structure is adopted and one is used and the other is standby, maintenance and exchanging color are carried out online, time is saved and productivity is improved.

The present invention provides a method for reducing OLED color mixture defect and an OLED display panel. According to the method, a spacer layer is manufactured on a substrate for surrounding each evaporation area, during the process of OLED evaporation, evaporation gas only forms one layer of thin film on a preset evaporation area (i.e., a pixel unit area), and for a non-preset evaporation area (i.e., a non-pixel unit area), due to blocking of the circular spacer layer, the evaporation gas cannot enter the non-pixel unit area to cause shadow and color mixture situations, thereby improving device yield.

The embodiment of the invention provides a display panel and a display device, relates to the technical field of display, and aims to reduce the influence of a shading layer on large-viewing-angle light emission. The display panel comprises an array substrate, wherein the array substrate comprises a first substrate, a pixel circuit layer and a light-emitting device layer; a display area and a non-display area surrounding the display area, wherein the display area comprises a light emitting part and a non-light emitting part; the touch control metal wire is located at the non-light-emitting part; a light filtering layer is located on the side, back to the first substrate, of the light emitting device layer, and the light filtering layer comprises a plurality of color resistors and a plurality of light shielding layers; a shading layer is positioned on the non-light-emitting part, wherein the shading layer comprises a first shading layer and a second shading layer; wherein the first shading layer is located on the side, opposite to the first substrate, of the second shading layer, and the touch metal wire is located between the first shading layer and the second shading layer, and the width of the first shading layer in the direction perpendicular to the extending direction of the first shading layer is L1, and the width of the second shading layer in the direction perpendicularto the extending direction of the second shading layer is L2, and L1 is smaller than L2.

The invention provides a pixel-defining structure and a preparation method thereof, and an OLED device. The preparation method comprises the following steps: providing a substrate; forming a pixel defining film on the substrate by a composition process; performing surface treatment on the top of the pixel defining film to form a first pixel defining layer having hydrophilicity and a second pixel defining layer having hydrophobicity. In the pixel defining structure prepared by the preparation method provided by the inveniton, the first pixel defining layer of the pixel defining film has hydrophilicity, the second pixel defining layer is hydrophobic, such that the contact angle between the first pixel defining layer and the ink of the organic luminescent material is small, the contact anglebetween the second pixel defining layer and the ink of the organic luminescent material is large, so that the coffee ring effect can be reduced, an organic electroluminescent film with uniform film thickness can be formed, and since the second pixel defining layer has hydrophobicity, the ink of different organic luminescent materials can be prevented from flowing into adjacent pixel regions to cause color mixing, and the performance of the OLED device can be improved.

The invention discloses an OLED (Organic Light Emitting Diode) unit, a manufacturing method of the OLED unit and a display panel and belongs to the technical field of display. The OLED unit comprises a first electrode layer, an electroluminescent unit and a second electrode layer, wherein the electroluminescent unit is located between the first electrode layer and the second electrode layer and comprises at least one luminous layer; each luminous layer corresponds to two pixel areas; the second electrode layer comprises the pixel areas; and each luminous layer is overlapped with the two pixel areas corresponding to a projection area in the second electrode layer. According to the unit, each luminous layer can correspond to the two pixel areas, the quantity of the luminous layers in the OLED unit is reduced, and the area of the luminous layers is increased, so that the alignment difficulty between the luminous layers and the pixel areas is reduced, and a color mixture phenomenon of the display panel is avoided.

The invention discloses a color filter and a manufacturing method thereof. The color filter is characterized in that white matrices are arranged on a substrate of the color filter; and color film layers are arranged in lattices partitioned by the white matrices. The color filter has the effect of improving the light transmittance, the brightness of the liquid crystal display and the backlight utilization efficiency.

The present invention relates to a display device, and more particularly, to a display device using a semiconductor light-emitting diode. The display device according to the present invention comprises: a substrate having a wiring electrode formed thereon; a plurality of semiconductor light-emitting diodes electrically connected to the wiring electrode; an insulating layer provided to fill space between the semiconductor light-emitting diodes; a polarizing filter layer which is overlapped on the insulating layer and filters light incident into a specific direction; and a wavelength conversionlayer which is overlapped on the polarizing filter layer and provided to convert the wavelength of light.

The invention relates to the technical field of displaying, and discloses a display panel and a display device. The display panel is provided with a non-rectangular display area and a non-display area which surrounds the display area; the display panel comprises subsidiary pixels which are distributed in an array mode, and adjacent subsidiary pixels form pixel units in the line direction of the array; the subsidiary pixels comprise internal subsidiary pixels which are totally located in the display area and edge subsidiary pixels which are arranged along the edges of the display area and of which the aperture is smaller than that of the internal subsidiary pixels; light-shading strips are arranged between each edge subsidiary pixel and the corresponding subsidiary pixel adjacent to the edge subsidiary pixel in the line direction, and extend in the line direction of the array. The display panel can improve the continuity of the non-rectangular display panel of displaying information and the gentleness of the display edge limit, and the occurrence of edge color mixing and color deviation can be avoided.

The invention discloses a color optical filter making method, depending on the method to form photoresist or insulating space substance in non-pixel region, and avoiding the color relative permeation and mix phenomenon of other adjacent colorizing materials, so as to make the color optical filter with good color reappearance and color resolution. It includes: forming an interbedded insulating layer on a basal plate; forming many scanning lines and many signal lines on the interbedded insulating layer to define many pixel regions and a non-pixel region; forming a photoresist or insulating layer on the interbedded insulating layer; composing a picture of the photoresist or insulating layer to form photoresist or insulating space substance in the non-pixel region; and using spray-ink method to project a colorizing material in many pixel regions.

The present invention relates to a flexible color filter substrate and to a method for manufacturing same. More particularly, the present invention relates to a flexible color filter substrate and method for manufacturing same, the flexible color filter substrate comprising a flexible substrate and R, G, B patterns formed on the flexible substrate. The R, G, B patterns are formed by a phase-change ink composition.

The invention relates to a protective cover plate, which comprises a decorative layer, a masking layer, a sacrificial layer and a substrate, wherein the masking layer comprises a first masking layer,the decorative layer is arranged on a surface of the substrate, the first masking layer is arranged at the side, which is away from the substrate, of the decorative layer, the sacrificial layer is arranged between the first masking layer and the decorative layer, the decorative layer and the first masking layer are different in color, and the sacrificial layer is made of a transparent or semi-transparent material. The invention further provides an electronic device applying the protective cover plate.

The invention discloses a display panel and a manufacturing method thereof. The display panel comprises substrates comprising the first substrate and the second substrate which are disposed oppositely, a black matrix layer formed on the first substrate, alignment layers formed on the black matrix layer and the second substrate, a color filter layer formed on the first substrate or the second substrate, a liquid crystal layer formed between the first substrate and the second substrate, and an active switch formed on the second substrate; at least one groove is formed in the black matrix layer;a light shielding layer is arranged at the position, corresponding to the first substrate, on the grooves, and an orthographic projection area of the light shielding layer on the first substrate completely covers orthogonal projection areas of the grooves in the first substrate. Through arrangement of the grooves in the black matrix layer, the influence of the alignment layers on the liquid crystal layer is effectively reduced, the phenomenon that uneven brightness of the display panel causes various traces when the display panel is lighted is effectively prevented, and the light shielding layer can effectively prevent light leakage at the grooves of the black matrix layer.

The invention discloses a U-shaped roller device with tri-color shoe polish brushes and for an automatic shoe polisher. The device is applied to the automatic shoe polisher and comprises a roller formed by round left and right side plates arranged parallel. A principal axis simultaneously penetrates the circle centers of the left side plate and the right side plate. Three division plates are arranged between the left side plate and the right side plate at an interval angle of 120 degrees. The division plates divide the roller into three equal cavities, one of which is provided with a brush inside. The middle of the brush is provided with a joint axis. The left and right ends of the joint axis are respectively matched with the left side plate and the right side plate. The roller device effectively gathers the shoe polish brushes in three colors. The division plates are arranged between the brushes, thus playing roles of separation and preventing brush color contamination. When the colors are required to be changed, the roller is only rotated to enable the brushes in the corresponding colors to face the working face. The structure diminishes the volume and simultaneously reduces theflying dust effectively. The product structure is simplified.

The invention discloses a display panel and a manufacturing method thereof. The display panel comprises an array substrate, an anode layer located on the array substrate, a shading layer located on the anode layer and a cathode layer located on the shading layer, wherein the shading layer comprises a plurality of first shading units and a plurality of second shading units, the first shading unitsare perpendicular to the second shading units, and the second shading units are located between every two adjacent first shading units; the two adjacent second shading units and the two adjacent firstshading units form an opening, the anode layer is exposed through the opening, and the opening is filled with a light emitting unit, wherein the thickness of the second shading unit is smaller than that of the first shading unit, and the thickness of the second shading unit is larger than or equal to that of the light-emitting unit. According to the invention, the shading layer is formed by usingthe shading material to form a pixel definition layer, so that the color mixing phenomenon among the light-emitting units with different colors is avoided, and the display effect is improved.