WO2019140759A1 - 一种图案化结构的显示电浆模组及其制造方法 - Google Patents
一种图案化结构的显示电浆模组及其制造方法 Download PDFInfo
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- WO2019140759A1 WO2019140759A1 PCT/CN2018/078221 CN2018078221W WO2019140759A1 WO 2019140759 A1 WO2019140759 A1 WO 2019140759A1 CN 2018078221 W CN2018078221 W CN 2018078221W WO 2019140759 A1 WO2019140759 A1 WO 2019140759A1
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01J—ELECTRIC DISCHARGE TUBES OR DISCHARGE LAMPS
- H01J11/00—Gas-filled discharge tubes with alternating current induction of the discharge, e.g. alternating current plasma display panels [AC-PDP]; Gas-filled discharge tubes without any main electrode inside the vessel; Gas-filled discharge tubes with at least one main electrode outside the vessel
- H01J11/20—Constructional details
- H01J11/22—Electrodes, e.g. special shape, material or configuration
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- G—PHYSICS
- G02—OPTICS
- G02F—OPTICAL DEVICES OR ARRANGEMENTS FOR THE CONTROL OF LIGHT BY MODIFICATION OF THE OPTICAL PROPERTIES OF THE MEDIA OF THE ELEMENTS INVOLVED THEREIN; NON-LINEAR OPTICS; FREQUENCY-CHANGING OF LIGHT; OPTICAL LOGIC ELEMENTS; OPTICAL ANALOGUE/DIGITAL CONVERTERS
- G02F1/00—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics
- G02F1/01—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics for the control of the intensity, phase, polarisation or colour
- G02F1/13—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics for the control of the intensity, phase, polarisation or colour based on liquid crystals, e.g. single liquid crystal display cells
- G02F1/133—Constructional arrangements; Operation of liquid crystal cells; Circuit arrangements
- G02F1/1333—Constructional arrangements; Manufacturing methods
- G02F1/1339—Gaskets; Spacers; Sealing of cells
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- G—PHYSICS
- G02—OPTICS
- G02F—OPTICAL DEVICES OR ARRANGEMENTS FOR THE CONTROL OF LIGHT BY MODIFICATION OF THE OPTICAL PROPERTIES OF THE MEDIA OF THE ELEMENTS INVOLVED THEREIN; NON-LINEAR OPTICS; FREQUENCY-CHANGING OF LIGHT; OPTICAL LOGIC ELEMENTS; OPTICAL ANALOGUE/DIGITAL CONVERTERS
- G02F1/00—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics
- G02F1/01—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics for the control of the intensity, phase, polarisation or colour
- G02F1/165—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics for the control of the intensity, phase, polarisation or colour based on translational movement of particles in a fluid under the influence of an applied field
- G02F1/166—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics for the control of the intensity, phase, polarisation or colour based on translational movement of particles in a fluid under the influence of an applied field characterised by the electro-optical or magneto-optical effect
- G02F1/167—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics for the control of the intensity, phase, polarisation or colour based on translational movement of particles in a fluid under the influence of an applied field characterised by the electro-optical or magneto-optical effect by electrophoresis
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- G—PHYSICS
- G02—OPTICS
- G02F—OPTICAL DEVICES OR ARRANGEMENTS FOR THE CONTROL OF LIGHT BY MODIFICATION OF THE OPTICAL PROPERTIES OF THE MEDIA OF THE ELEMENTS INVOLVED THEREIN; NON-LINEAR OPTICS; FREQUENCY-CHANGING OF LIGHT; OPTICAL LOGIC ELEMENTS; OPTICAL ANALOGUE/DIGITAL CONVERTERS
- G02F1/00—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics
- G02F1/01—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics for the control of the intensity, phase, polarisation or colour
- G02F1/165—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics for the control of the intensity, phase, polarisation or colour based on translational movement of particles in a fluid under the influence of an applied field
- G02F1/1675—Constructional details
- G02F1/16756—Insulating layers
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- G02F—OPTICAL DEVICES OR ARRANGEMENTS FOR THE CONTROL OF LIGHT BY MODIFICATION OF THE OPTICAL PROPERTIES OF THE MEDIA OF THE ELEMENTS INVOLVED THEREIN; NON-LINEAR OPTICS; FREQUENCY-CHANGING OF LIGHT; OPTICAL LOGIC ELEMENTS; OPTICAL ANALOGUE/DIGITAL CONVERTERS
- G02F1/00—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics
- G02F1/01—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics for the control of the intensity, phase, polarisation or colour
- G02F1/165—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics for the control of the intensity, phase, polarisation or colour based on translational movement of particles in a fluid under the influence of an applied field
- G02F1/1675—Constructional details
- G02F1/1676—Electrodes
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- G—PHYSICS
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- G02F—OPTICAL DEVICES OR ARRANGEMENTS FOR THE CONTROL OF LIGHT BY MODIFICATION OF THE OPTICAL PROPERTIES OF THE MEDIA OF THE ELEMENTS INVOLVED THEREIN; NON-LINEAR OPTICS; FREQUENCY-CHANGING OF LIGHT; OPTICAL LOGIC ELEMENTS; OPTICAL ANALOGUE/DIGITAL CONVERTERS
- G02F1/00—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics
- G02F1/01—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics for the control of the intensity, phase, polarisation or colour
- G02F1/165—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics for the control of the intensity, phase, polarisation or colour based on translational movement of particles in a fluid under the influence of an applied field
- G02F1/1675—Constructional details
- G02F1/1676—Electrodes
- G02F1/16766—Electrodes for active matrices
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- G—PHYSICS
- G02—OPTICS
- G02F—OPTICAL DEVICES OR ARRANGEMENTS FOR THE CONTROL OF LIGHT BY MODIFICATION OF THE OPTICAL PROPERTIES OF THE MEDIA OF THE ELEMENTS INVOLVED THEREIN; NON-LINEAR OPTICS; FREQUENCY-CHANGING OF LIGHT; OPTICAL LOGIC ELEMENTS; OPTICAL ANALOGUE/DIGITAL CONVERTERS
- G02F1/00—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics
- G02F1/01—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics for the control of the intensity, phase, polarisation or colour
- G02F1/165—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics for the control of the intensity, phase, polarisation or colour based on translational movement of particles in a fluid under the influence of an applied field
- G02F1/1675—Constructional details
- G02F1/1679—Gaskets; Spacers; Sealing of cells; Filling or closing of cells
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- G—PHYSICS
- G02—OPTICS
- G02F—OPTICAL DEVICES OR ARRANGEMENTS FOR THE CONTROL OF LIGHT BY MODIFICATION OF THE OPTICAL PROPERTIES OF THE MEDIA OF THE ELEMENTS INVOLVED THEREIN; NON-LINEAR OPTICS; FREQUENCY-CHANGING OF LIGHT; OPTICAL LOGIC ELEMENTS; OPTICAL ANALOGUE/DIGITAL CONVERTERS
- G02F1/00—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics
- G02F1/01—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics for the control of the intensity, phase, polarisation or colour
- G02F1/165—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics for the control of the intensity, phase, polarisation or colour based on translational movement of particles in a fluid under the influence of an applied field
- G02F1/1675—Constructional details
- G02F1/1679—Gaskets; Spacers; Sealing of cells; Filling or closing of cells
- G02F1/1681—Gaskets; Spacers; Sealing of cells; Filling or closing of cells having two or more microcells partitioned by walls, e.g. of microcup type
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01J—ELECTRIC DISCHARGE TUBES OR DISCHARGE LAMPS
- H01J11/00—Gas-filled discharge tubes with alternating current induction of the discharge, e.g. alternating current plasma display panels [AC-PDP]; Gas-filled discharge tubes without any main electrode inside the vessel; Gas-filled discharge tubes with at least one main electrode outside the vessel
- H01J11/20—Constructional details
- H01J11/34—Vessels, containers or parts thereof, e.g. substrates
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01J—ELECTRIC DISCHARGE TUBES OR DISCHARGE LAMPS
- H01J11/00—Gas-filled discharge tubes with alternating current induction of the discharge, e.g. alternating current plasma display panels [AC-PDP]; Gas-filled discharge tubes without any main electrode inside the vessel; Gas-filled discharge tubes with at least one main electrode outside the vessel
- H01J11/20—Constructional details
- H01J11/34—Vessels, containers or parts thereof, e.g. substrates
- H01J11/36—Spacers, barriers, ribs, partitions or the like
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01J—ELECTRIC DISCHARGE TUBES OR DISCHARGE LAMPS
- H01J11/00—Gas-filled discharge tubes with alternating current induction of the discharge, e.g. alternating current plasma display panels [AC-PDP]; Gas-filled discharge tubes without any main electrode inside the vessel; Gas-filled discharge tubes with at least one main electrode outside the vessel
- H01J11/20—Constructional details
- H01J11/46—Connecting or feeding means, e.g. leading-in conductors
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01J—ELECTRIC DISCHARGE TUBES OR DISCHARGE LAMPS
- H01J9/00—Apparatus or processes specially adapted for the manufacture, installation, removal, maintenance of electric discharge tubes, discharge lamps, or parts thereof; Recovery of material from discharge tubes or lamps
- H01J9/02—Manufacture of electrodes or electrode systems
- H01J9/18—Assembling together the component parts of electrode systems
- H01J9/185—Assembling together the component parts of electrode systems of flat panel display devices, e.g. by using spacers
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- G—PHYSICS
- G02—OPTICS
- G02F—OPTICAL DEVICES OR ARRANGEMENTS FOR THE CONTROL OF LIGHT BY MODIFICATION OF THE OPTICAL PROPERTIES OF THE MEDIA OF THE ELEMENTS INVOLVED THEREIN; NON-LINEAR OPTICS; FREQUENCY-CHANGING OF LIGHT; OPTICAL LOGIC ELEMENTS; OPTICAL ANALOGUE/DIGITAL CONVERTERS
- G02F1/00—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics
- G02F1/01—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics for the control of the intensity, phase, polarisation or colour
- G02F1/165—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics for the control of the intensity, phase, polarisation or colour based on translational movement of particles in a fluid under the influence of an applied field
- G02F1/1675—Constructional details
- G02F1/1677—Structural association of cells with optical devices, e.g. reflectors or illuminating devices
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- G—PHYSICS
- G02—OPTICS
- G02F—OPTICAL DEVICES OR ARRANGEMENTS FOR THE CONTROL OF LIGHT BY MODIFICATION OF THE OPTICAL PROPERTIES OF THE MEDIA OF THE ELEMENTS INVOLVED THEREIN; NON-LINEAR OPTICS; FREQUENCY-CHANGING OF LIGHT; OPTICAL LOGIC ELEMENTS; OPTICAL ANALOGUE/DIGITAL CONVERTERS
- G02F2201/00—Constructional arrangements not provided for in groups G02F1/00 - G02F7/00
- G02F2201/50—Protective arrangements
Definitions
- the invention relates to a display plasma module and a manufacturing method thereof, in particular to a patterned plasma display module and a manufacturing method thereof, and belongs to the technical field of electronic display.
- Electrophoresis shows the phenomenon that the charged colloidal particles migrate under the action of an electric field, and the electrophoretic particles with different photoelectric properties are driven by the electric field to realize the display of images and characters.
- the electrophoretic display has the following characteristics: flexibility Easy to bend, light weight, thin thickness, high contrast, low energy consumption, large viewing angle, readable under sunlight, image bistable, easy to produce in large areas.
- Electrophoretic display technology was first proposed in the 1970s. The preparation of an electrophoretic display material comprising at least one electrophoretic particle is disclosed in US Pat. No. 3,892,568. An electrophoretic display system comprising at least one electrophoretic particle and the electrophoresis fluid coated with microcapsules is disclosed in the patent JP 1086116. An electrophoretic display unit for coating an electrophoretic fluid using a microcup structure is disclosed in US Pat. No. 6,930,818. Microencapsulated electrophoretic display units are disclosed in the patents US 593 0026, US Pat. No. 5,961, 804, US Pat. No. 6,017, 584, and US Pat. No.
- microcup and microcapsule-type electronic ink displays are based on tiny cavity structures, namely microcups and microcapsules. The effect of these two microstructures is to disperse the coated display plasma.
- microcapsules and the microcups do not have the display function themselves, and the constituent materials are mostly transparent, poor hiding power, and the amount of the whole electrophoretic display system is large, resulting in a decrease in the hiding power of the entire display screen, a decrease in contrast, and a resolution. Decreased rate and reduced service life;
- the object of the present invention is to provide a patterned plasma display module and a manufacturing method thereof for the problem of the current electronic display screen, which can directly replace the existing microcup structure or microcapsule with the display plasma, and display A plasma barrier array for uniformly dispersing and stably displaying the plasma is provided in the plasma.
- the patterned structure display screen is much larger than the conventional microstructure and does not require the conventional microstructure.
- the display structure is simple, the thickness of the display layer is uniform and controllable, the thickness is thinner, the contrast is increased by more than 10%, the response time is reduced to less than 80 milliseconds, the process is simple, the yield and display effect are improved, and the manufacturing cost is reduced.
- the technical solution of the present invention is: a patterned plasma display module, comprising a pixel electrode and a transparent electrode located above the pixel electrode, wherein the pixel electrode and the transparent electrode are disposed There is a plasma display and a spacer frame located around the display plasma, and the pixel electrode and/or the transparent electrode are provided with a plasma blocking array for uniformly dispersing and stably displaying the plasma, the plasma blocking
- the array includes a plurality of plasma blocking frames distributed in an array.
- the pixel electrode comprises a plurality of pixel electrode units arranged in an array, and each of the plasma blocking frames comprises 1 to 100 pixel electrode units.
- the width of the plasma blocking frame in the plasma blocking array is not less than the gap between the pixel electrode units in the pixel electrode, and the height of the plasma blocking frame does not exceed 20 micrometers.
- the material of the plasma blocking frame and the spacer frame in the plasma blocking array is acrylic resin, polyurethane resin, epoxy resin, silicone resin or silicon dioxide.
- the pixel electrode is embedded on the TFT glass substrate, and the pixel electrode and the display plasma are adhered through the light-shielding insulating glue layer.
- a conductive layer is disposed between the display plasma and the transparent electrode, between the spacer frame and the transparent electrode, and between the spacer frame and the conductive layer, and between the display plasma edge and the conductive layer.
- an integrated circuit module IC and a flexible circuit board are disposed on one side of the pad frame, and the integrated circuit module IC and the flexible circuit board are adhered to the pixel electrode through a conductive strip, the integrated circuit module IC, The flexible circuit board and the conductive strip are sealed on the pixel electrode by blue glue.
- the display plasma has a thickness between 2 and 300 micrometers, and the electrophoretic liquid in the plasma is displayed to have a viscosity of 100 to 100,000 centipoise, and the electrophoretic particle containing at least two different photoelectric properties is displayed in the plasma. .
- supporting microspheres may be added to the pad frame and the display plasma, and the material of the supporting microspheres includes resin microspheres, glass microspheres, and the support ball has a diameter of 2-60 micrometers.
- the present invention also provides a method for manufacturing a display plasma module of a patterned structure, which comprises the following steps:
- Step 1 Prepare a plasma resistive array on the conductive layer of the pixel electrode and/or the transparent electrode;
- Step 2 Insert the pixel electrode into the TFT glass substrate, and place the TFT glass substrate on the dispensing platform;
- Step three sealing the frame glue on the pixel electrode to form a pad frame
- Step four Silk screen printing in the pad frame shows the plasma
- Step 5 Applying a conductive silver paste in the pad frame
- Step 6 The conductive layer, the transparent electrode and the display area are laminated on the entire pad frame and cured;
- Step 7 Cutting off part of the transparent electrode, the conductive layer and the protective layer of the display area to expose a predetermined position of the integrated circuit module IC on the pixel electrode;
- Step 8 The integrated circuit module IC and the flexible circuit board are adhered to the edge of the pixel electrode through the conductive strip;
- Step 9 The integrated circuit module IC, the flexible circuit board and the conductive strip are solid-sealed on the pixel electrode by blue glue to complete the manufacture of the electronic ink display screen.
- the surface of the pixel electrode may be pre-coated with a light-shielding insulating glue layer, and the supporting microspheres may be pre-coated on the insulating glue layer.
- the plasma resistive array is coated on the surface of the conductive layer of the pixel electrode or the transparent electrode by printing, coating or dispensing, and then cured by photocuring, heat curing or moisture curing.
- the curing is carried out in a manner or by physical growth and chemical growth.
- the present invention Compared with the conventional electronic ink display screen, the present invention has the following advantages:
- the display effect is affected.
- the present invention adopts the display plasma, and the micro-capsule or the micro-cup is removed, and the display effect is better.
- the contrast is increased by more than 10%;
- the display plasma of the present invention can reduce the thickness of the entire electrophoretic display layer, the response time drops below 80 milliseconds, the driving voltage is reduced to between plus and minus 1.5-8V, and the operating temperature range is widened to -30-70 degrees, while reducing Production cost;
- the present invention provides a patterned plasma resistive array between the pixel electrode and the transparent electrode, which can effectively and uniformly disperse and stably display the plasma, and improve the display effect;
- the display area protective layer of the present invention protects the display plasma of the display area, and functions as a light shielding and insulation;
- the insulating layer of the light-shielding layer of the present invention is used for protecting the pixel electrode from optical irradiation, isolating the display plasma and the pixel electrode, and preventing the display plasma from damaging the pixel electrode;
- the process of the invention can produce a large-scale display plasma module of 100 inches or more.
- FIG. 1 is a schematic side view showing the structure of a first embodiment of the present invention.
- FIG. 2 is a cross-sectional structural view of a portion A of FIG. 1.
- FIG. 3 is a cross-sectional structural view showing an insulating light shielding layer not provided in Embodiment 1 of the present invention.
- FIG. 4 is a schematic side view showing the structure of a second embodiment of the present invention.
- Figure 5 is a cross-sectional structural view of a portion A of Figure 4.
- FIG. 6 is a schematic side view showing the structure of a third embodiment of the present invention.
- Figure 7 is a cross-sectional structural view of a portion A of Figure 6.
- a patterned plasma display module includes a pixel electrode 13 and a transparent electrode 1 located above the pixel electrode 13 .
- the pixel electrode 13 and the transparent electrode 1 are provided with a display plasma 3 and a spacer frame 6 located around the display plasma 3.
- the pixel electrode 13 is provided for uniformly dispersing and stably displaying electricity.
- the plasma of the slurry 3 is shielded from the array 14.
- the plasma blocking array 14 includes a plurality of plasma blocking frames distributed in an array, and the pixel electrodes 13 include a plurality of pixel electrode units arranged in an array, the pixels
- the electrode 13 is embedded in the TFT glass substrate 7, and the pixel electrode 13 and the display plasma 3 are adhered through the light-shielding insulating glue layer 5, between the display plasma 3 and the transparent electrode 1, the spacer frame 6 and the transparent electrode.
- Each of the two layers is provided with a conductive layer 2, which may be ITO, silver nanowires, graphene, carbon nanotubes, etc.
- the substrate of the transparent electrode 1 comprises glass, plastic, and glass or plastic with a protective layer.
- the plastic substrate includes PI, PEN, PET, etc.
- the protective layer is evaporated to the surface of the substrate by evaporation, and the protective layer has the functions of waterproofing and ultraviolet protection; between the spacer frame 6 and the conductive layer 2, between the edge of the display plasma 3 and the conductive layer 2
- a display area protection layer 8 is provided.
- the material of the display area protection layer 8 includes polyurethane, acrylic resin, epoxy resin or natural polymer.
- the pad frame 6 is provided with an integrated circuit module IC 11 and a flexible circuit board. 12, the integrated circuit module IC 11 and the flexible circuit board 12 are adhered to the pixel electrode 13 through a conductive strip, and the integrated circuit module IC 11, the flexible circuit board 12 and the conductive strip are sealed by a blue rubber 9 On the pixel electrode 13.
- Each of the plasma blocking arrays in the plasma blocking array 14 includes 1 to 100 pixel electrode units, preferably 4-20 pixel electrode units, and the plasma blocks the width of the plasma blocking frame in the array 14. Not less than the gap between the pixel electrode units in the pixel electrode 13, and the height of the plasma blocking frame is not more than 20 micrometers, preferably not more than 10 micrometers, and there is a gap between the plasma blocking frame and the transparent electrode 1, the plasma
- the material of the plasma blocking frame and the spacer frame 6 in the barrier array 14 is made of acrylic resin, urethane resin, epoxy resin, silicone resin or silicon dioxide.
- the material of the light-shielding insulating glue layer 5 includes polyurethane, acrylic resin, epoxy resin, natural polymer, etc., and the glue may be water type, solvent type, hot-melt type, photo-curable type, etc., wherein the water type, preferably light, is light.
- the curing type is used to protect the pixel electrode 13 from being irradiated, affecting the performance and the service life of the display panel, and isolating the display plasma 3 and the pixel electrode 13 to prevent the display plasma 3 from damaging the pixel electrode 13.
- the display plasma 3 has a thickness between 2 and 300 micrometers, and the electrophoresis liquid in the plasma 3 has a viscosity of 100 to 100,000 centipoise.
- the display plasma 3 contains a plurality of white particles and a plurality of black particles. The white particles and the black particles are driven by the IC integrated circuit module 11 due to the application of the electric field.
- the pixel electrode 13 may include a segment code, a dot matrix, etc., and the electrophoretic particles can pass between the plasma blocking frame and the transparent electrode 1.
- the gap movement can make the display screen display black and white, improve the contrast and display effect of the display screen; the plasma blocking frame protection shows that the plasma 3 does not move freely on the horizontal surface, ensuring the stability of the display plasma 3, and the pixel electrode 13
- the substrate may be glass, plastic or the like, and the plastic substrate includes PI, PEN, PET, etc.; the support frame 3 and the display plasma 3 may be added with supporting microspheres 4, and the material of the supporting microspheres 4 includes resin micro
- the ball, the glass microsphere, and the support ball 4 have a diameter of 2 to 60 ⁇ m, and the support microsphere 4 is previously coated on the light-shielding insulating glue layer 5 on the surface of the pixel electrode 13 according to the application of the display module.
- Material Including resin microspheres, glass microspheres, the microspheres and the diameter of the support 4 is 2-60 microns, preferably 5-30 microns in size.
- the light-shielding insulating glue layer 5 is not disposed between the pixel electrode 13 and the display plasma 3.
- the embodiment 2 takes a two-particle electronic ink display screen as an example, and a patterned plasma display module includes a pixel electrode 13 and a transparent electrode 1 located above the pixel electrode 13 .
- the present invention is characterized in that between the pixel electrode 13 and the transparent electrode 1, a display plasma 3 and a spacer frame 6 located around the display plasma 3 are disposed, and no light-shielding insulating glue is disposed between the pixel electrode 13 and the display plasma 3.
- a layer 5 the transparent electrode 1 is provided with a plasma blocking array 14 for uniformly dispersing and stably displaying the plasma 3, and the plasma blocking array 14 comprises a plurality of plasma blocking frames distributed in an array.
- the pixel electrode 13 includes a plurality of pixel electrode units arranged in an array.
- the plasma blocking array 14 contains 4-20 pixel electrode units in each plasma blocking frame, and the plasma blocking frame and the pixel electrode 13
- the pixel electrode 13 may include a segment code, a dot matrix, etc., and the electrophoretic particles can move through the gap between the plasma blocking frame and the pixel electrode 13 to prevent the gap from being separated.
- the frame protection shows that the plasma 3 is not on the level Freely moving, ensuring the stability of the display plasma 3, can make the display screen display black and white, improve the display contrast and display effect;
- the embodiment 3 is a two-particle electronic ink display screen, and a patterned plasma display module includes a pixel electrode 13 and a transparent electrode 1 located above the pixel electrode 13 .
- the present invention is characterized in that between the pixel electrode 13 and the transparent electrode 1, a display plasma 3 and a spacer frame 6 located around the display plasma 3 are disposed, and no light-shielding insulating glue is disposed between the pixel electrode 13 and the display plasma 3.
- the layer 5, the pixel electrode 13 and the transparent electrode 1 are respectively provided with a plasma blocking array 14 for uniformly dispersing and stably displaying the plasma 3.
- the plasma blocking array 14 comprises a plurality of plasmas distributed in an array.
- the pixel electrode 13 includes a plurality of pixel electrode units arranged in an array, and each of the plasma blocking arrays 14 contains 4-20 pixel electrode units, and the pixel electrodes 13
- the plasma blocking frame and the plasma blocking frame on the transparent electrode 1 are separated by a certain distance, which is not one-to-one correspondence, so as to ensure that the electrophoretic liquid in the display plasma 3 can move freely, in the IC integrated circuit module 11 Driven by the pixel electrode 13 Segment code, dot matrix, etc., the electrophoretic particles can be moved by the plasma to block the gap between the frame, the plasma blocking frame and the transparent electrode 1 and between the plasma blocking frame and the pixel electrode 13, and the plasma blocking frame protection display
- the plasma 3 does not move freely on the horizontal surface, which ensures the stability of the display plasma 3, and can make the display screen display black and white, improve the display contrast and display effect;
- a plasma blocking array 14 is prepared in advance on the pixel electrode 13 and/or the transparent electrode 1; the surface of the pixel electrode 7 may be pre-coated with supporting microspheres 4, and the supporting microspheres 4 are coated.
- the light-shielding insulating glue layer 5 may be pre-coated or the light-shielding insulating glue layer 5 may not be coated;
- the plasma resistive array 14 is coated on the surface of the pixel electrode 13 by printing, coating or dispensing, and then cured by photocuring, heat curing or moisture curing;
- Step 2 Insert the pixel electrode 13 into the TFT glass substrate 7, and place the TFT glass substrate 7 on the dispensing platform;
- Step 3 Using a dispenser to seal the sealant on the pixel electrode 13 to form a spacer frame 6; the sealant material includes epoxy resin, acrylic resin, polyurethane resin, etc., and the curing method of the sealant can be Light curing and heat curing, moisture curing, etc., preferably in a photo-curing manner, the frame sealing glue material may or may not include the supporting microspheres 4; the width of the pad frame 6 is 2- 300 microns, preferably 50-200 microns wide, the pad frame 6 has a height of 5-150 microns, preferably a height of 15-60 microns;
- Step 4 Display the plasma 3 in the pad frame 6 by using a screen printing device; the display plasma 3 can be added on the surface of the pixel electrode 13 or the transparent electrode 1 by printing, coating, printing, dispensing, or the like.
- Preferred filling methods include screen printing, gravure printing, slit extrusion coating, etc.;
- Step 5 coating the conductive silver paste 10 in the liner frame 6; the conductive silver paste 10 may also be conductive silver beads or conductive gold beads;
- Step 6 The conductive layer 2, the transparent electrode 1 and the display area protective layer 8 are pressed onto the entire pad frame 6 and cured; at this time, the conductive silver paste 10 and the pixel electrode 13 are electrically connected while passing through the conductive layer 2 Electrically connected to the transparent electrode 1;
- Step 7 Using a glass machine to cut off part of the transparent electrode 1, the conductive layer 2 and the display area protection layer 8, exposing the predetermined position of the integrated circuit module IC11 on the pixel electrode 13;
- Step 8 Through the COG process, the integrated circuit module IC 11 and the flexible circuit board 12 are adhered to the edge of the pixel electrode 13 through the conductive strip;
- Step 9 Using the blue glue printing process, the integrated circuit module IC 11, the flexible circuit board 12 and the conductive strip are solid-sealed on the pixel electrode 13 by the blue glue 9, thereby completing the manufacture of the electronic ink display.
- the electrophoretic particle 3 of the present invention comprises at least two electrophoretic particles having different photoelectric properties, electrophoretic particles having different photoelectric properties, and preferred colors of the electrophoretic particles include white, black, red, green, blue and yellow, etc., for realizing black and white. Displaying single color, double color, multi-color and true color, and simultaneously showing that the plasma 3 may contain a fluorescent material, the fluorescent material includes an inorganic fluorescent material and an organic fluorescent material, and the inorganic fluorescent material includes a rare earth fluorescent material, a metal sulfide, and the like.
- Organic fluorescent materials include small molecule fluorescent materials and polymeric fluorescent materials.
- the display plasma module of the present invention does not need to use a conventional micro structure such as a microcapsule or a microcup, directly uses the display plasma 3, and provides a plasma resistance array in the display plasma 3 between the transparent electrode 1 and the pixel electrode 13. 14.
- the whole production process is simplified, the display structure is simple, and the thickness of the display layer is uniformly controllable, and the electrophoresis liquid in the plasma 3 can be freely moved, and can be evenly dispersed and stabilized by the plasma resisting array 14 to make the display of the entire display screen.
- the effect is better; the micro-structures such as the conventional microcapsules and the microcups are removed in the module structure of the invention, so that the production efficiency is improved and the yield is improved, and the display performance and the service life are improved.
Abstract
Description
Claims (11)
- 一种图案化结构的显示电浆模组,包括像素电极(13)及位于像素电极(13)上方的透明电极(1),其特征在于,所述像素电极(13)和透明电极(1)间设有显示电浆(3)及位于所述显示电浆(3)四周的衬垫边框(6),所述像素电极(13)和/或透明电极(1)上设有用于均匀分散和稳固显示电浆(3)的电浆阻离阵列(14),所述电浆阻离阵列(14)包括若干个呈阵列分布的电浆阻离框。
- 根据权利要求1所述的一种图案化结构的显示电浆模组,其特征在于:所述像素电极(13)包括若干个呈阵列分布的像素电极单元,每个电浆阻离框内包括1~100个像素电极单元。
- 根据权利要求2所述的一种图案化结构的显示电浆模组,其特征在于:所述电浆阻离阵列(14)中电浆阻离框的宽度不小于像素电极(13)中像素电极单元间的间隙,且电浆阻离框的高度不超过20微米。
- 根据权利要求1所述的一种图案化结构的显示电浆模组,其特征在于:所述电浆阻离阵列(14)中的电浆阻离框及衬垫边框(6)的材料为丙烯酸树脂、聚氨酯树脂、环氧树脂、有机硅树脂或二氧化硅。
- 根据权利要求1所述的一种图案化结构的显示电浆模组,其特征在于:所述像素电极(13)内嵌在TFT玻璃基板(7)上,且像素电极(13)与显示电浆(3)间通过遮光绝缘胶水层(5)黏附。
- 根据权利要求1所述的一种图案化结构的显示电浆模组,其特征在于:所述显示电浆(3)与透明电极(1)间、所述衬垫边框(6)与透明电极(1)间均设有导电层(2),所述衬垫边框(6)与导电层(2)间、所述显示电浆(3)边缘与导电层(2)间均设有显示区保护层(8)。
- 根据权利要求1所述的一种图案化结构的显示电浆模组,其特征在于:所述显示电浆(3)的厚度在2-300微米之间,且显示电浆(3)中电泳液的粘度为100-100000厘泊,所述显示电浆(3)中包含至少两种不同光电性能的电泳粒子。
- 根据权利要求1所述的一种图案化结构的显示电浆模组,其特征在于:所述衬垫边框(6)和显示电浆(3)中可添加支撑微球(4),所述支撑微球(4)的材料包括树脂微球、玻璃微球,且支撑位球(4)的直径为2-60微米。
- 一种图案化结构的显示电浆模组制造方法,其特征是,包括如下步骤:步骤一.在所述像素电极(13)和/或透明电极(1)的导电层(2)上预先制备好电浆阻离阵列(14);步骤二.将像素电极(13)嵌入TFT玻璃基板(7)内,并将TFT玻璃基板(7)放置在点胶平台上;步骤三.在像素电极(13)上点封框胶,形成衬垫边框(6);步骤四.在衬垫边框(6)内丝印显示电浆(3);步骤五.在衬垫边框(6)内涂覆导电银浆(10);步骤六.将导电层(2)、透明电极(1)与显示区保护层(8)压合在整个衬 垫边框(6)上,并进行固化;步骤七.切割掉部分透明电极(1)、导电层(2)和显示区保护层(8),露出像素电极(13)上集成电路模块IC(11)绑定的预定位置;步骤八.集成电路模块IC(11)和柔性电路板(12)均通过导电胶条粘附在像素电极(13)的边缘;步骤九.将集成电路模块IC(11)、柔性电路板(12)和导电胶条周围通过蓝胶(9)固封在像素电极(13)上,完成电子墨水显示屏的制造。
- 根据权利要求9所述的一种图案化结构的显示电浆模组制造方法,其特征在于:所述步骤一中,所述像素电极(7)表面可预先涂覆好遮光绝缘胶水层(5),在所述绝缘胶水层(5)上可预先涂覆好支撑微球(4)。
- 根据权利要求9所述的一种图案化结构的显示电浆模组制造方法,其特征在于:所述步骤一中,所述电浆阻离阵列(14)通过印刷、涂布或点胶方式涂覆在像素电极(13)或者透明电极(1)的导电层(2)表面,再通过光固化的、热固化或者湿气固化,或者通过物理生长、化学生长方式实现。
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JP2019521042A JP7010449B2 (ja) | 2018-01-19 | 2018-03-07 | 電気泳動ディスプレイモジュール及びその製造方法 |
US16/335,268 US11657998B2 (en) | 2018-01-19 | 2018-03-07 | Display plasma module with a patterned structure and manufacturing method thereof |
KR1020217010534A KR20210043719A (ko) | 2018-01-19 | 2018-03-07 | 패턴 구조로 된 디스플레이 플라즈마 모듈과 그 제조방법 |
EP18865380.2A EP3543783B1 (en) | 2018-01-19 | 2018-03-07 | Electrophoretic display module with electrophoretic fluid barrier array and method for manufacturing the same |
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CN201810171462.8A CN108267906A (zh) | 2018-03-01 | 2018-03-01 | 一种图案化结构的显示电浆模组及其制造方法 |
CN201810171462.8 | 2018-03-01 | ||
CN201810171783.8A CN108181772A (zh) | 2018-03-01 | 2018-03-01 | 一种高分辨率的显示电浆模组及其制造方法 |
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CN113625501A (zh) * | 2021-09-23 | 2021-11-09 | 广东志慧芯屏科技有限公司 | 一种可承载压力的电子纸膜组件及其制作工艺 |
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US11430626B2 (en) | 2022-08-30 |
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EP3543783B1 (en) | 2022-04-20 |
TW201932958A (zh) | 2019-08-16 |
EP3543783A4 (en) | 2020-09-02 |
EP3543784B1 (en) | 2023-02-22 |
KR102242292B1 (ko) | 2021-04-21 |
JP2020506410A (ja) | 2020-02-27 |
JP7010448B2 (ja) | 2022-02-10 |
EP3543784A1 (en) | 2019-09-25 |
JP7010449B2 (ja) | 2022-02-10 |
US20210327672A1 (en) | 2021-10-21 |
EP3543784A4 (en) | 2020-09-02 |
KR20190090370A (ko) | 2019-08-01 |
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