WO2020113644A1 - Écran d'affichage et dispositif d'affichage - Google Patents

Écran d'affichage et dispositif d'affichage Download PDF

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Publication number
WO2020113644A1
WO2020113644A1 PCT/CN2018/120778 CN2018120778W WO2020113644A1 WO 2020113644 A1 WO2020113644 A1 WO 2020113644A1 CN 2018120778 W CN2018120778 W CN 2018120778W WO 2020113644 A1 WO2020113644 A1 WO 2020113644A1
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WO
WIPO (PCT)
Prior art keywords
display panel
protective layer
drying
substrate
display
Prior art date
Application number
PCT/CN2018/120778
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English (en)
Chinese (zh)
Inventor
黄世帅
Original Assignee
惠科股份有限公司
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by 惠科股份有限公司 filed Critical 惠科股份有限公司
Publication of WO2020113644A1 publication Critical patent/WO2020113644A1/fr

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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

Definitions

  • the present application relates to the field of display technology, in particular to a display panel and a display device.
  • Flat panel displays include thin film transistor liquid crystal displays (Thin Film Transistor-Liquid Crystal (TFT-LCD) and organic light-emitting diode (Organic Light-Emitting Diode, OLED) displays, etc.
  • TFT-LCD Thi Film Transistor-Liquid Crystal
  • OLED Organic Light-Emitting Diode
  • the thin film transistor liquid crystal display controls the rotation direction of the liquid crystal molecules to refract the light of the backlight module to generate a picture, which has many advantages such as a thin body, power saving, no radiation and so on.
  • the organic light emitting diode display is made of organic electroluminescent diodes, and has many advantages such as self-luminescence, short response time, high definition and contrast, flexible display and large-area full-color display.
  • the display panel is exposed to high temperature and high humidity for a long time, and the metal traces at its outline are easily corroded by water vapor.
  • the purpose of the present application is to provide a display panel and a display device, so as to prevent the metal traces at the outline frame from being corroded by water vapor.
  • the present application discloses a display panel including a substrate, a sealant, peripheral components, and a drying component;
  • the substrate includes a display area and a non-display area, the display area is configured to display a screen, the non-display
  • the display area is disposed around the display area;
  • the sealant is circumferentially disposed on the non-display area to form a sealed area;
  • the peripheral components are disposed on the substrate and are exposed outside the sealed area; and are located
  • the drying member outside the peripheral member is configured to absorb moisture.
  • the peripheral component includes a metal wire
  • the material of the drying component includes metal
  • the display panel includes a scan line
  • the scan line is located in the display area and drives an active switch of the display panel
  • the material of the drying component is the same as the material of the scan line.
  • the display panel includes a protective layer, the protective layer completely covers the peripheral components, and the drying component is located outside the protective layer.
  • the peripheral component includes a metal wire, and the distance between the drying component and the protective layer is greater than zero.
  • the material of the protective layer is the same as the sealant.
  • the material of the protective layer is Teflon.
  • the material of the protective layer is the same as the passivation layer.
  • the drying component is in contact with the protective layer.
  • the peripheral component includes a metal wire, and the drying component is arranged in parallel with the metal wire.
  • the height of the drying component is flush with the height of the peripheral component.
  • the height of the drying component is greater than the height of the metal wire.
  • the surface of the drying component is rough.
  • the display panel includes a protective layer, and the protective layer covers both the peripheral component and the drying component.
  • the distance between the peripheral component and the drying component is greater than 0, and the protective layer fills the gap between the peripheral component and the drying component.
  • the substrate includes a first substrate and a second substrate, the first substrate and the second substrate are disposed in parallel and opposite to each other, and the sealant is disposed around the first substrate and the second substrate Form a sealed area.
  • the first substrate is an array substrate
  • the peripheral components are metal wires
  • the metal wires are located on the first substrate.
  • the display panel includes a protective layer
  • the peripheral component includes a metal wire
  • the protective layer completely covers the metal wire
  • the drying component is located outside the protective layer
  • the material of the drying component includes metal
  • the metal wire includes a common wire.
  • the present application also discloses a display panel, including a substrate, frame glue, peripheral components, drying components and a protective layer;
  • the substrate includes a display area and a non-display area, the display area is configured as a display screen, the non-display The area is arranged around the display area;
  • the sealant is circumferentially arranged on the substrate non-display area to form a sealed area;
  • the peripheral component is exposed outside the sealed area;
  • the drying component is located outside the peripheral component , Configured to absorb moisture; and completely cover the protective layer on the peripheral component;
  • the peripheral component includes a metal wire, the material of the drying component includes metal, and the drying component is located outside the protective layer, The distance between the drying member and the protective layer is greater than zero.
  • the present application also discloses a display device including any of the above-mentioned display panels.
  • the drying parts are arranged outside the peripheral parts.
  • the moisture is absorbed by the drying parts before entering the peripheral parts, ensuring the air around the peripheral parts Dryness, thereby improving the corrosion resistance of peripheral components.
  • FIG. 1 is a schematic diagram of a display panel according to an embodiment of the present application.
  • FIG. 2 is a schematic cross-sectional view of an outline frame area of a display panel according to an embodiment of the present application
  • FIG. 3 is a schematic cross-sectional view of a non-contour frame area of a display panel according to an embodiment of the present application
  • FIG. 4 is a schematic cross-sectional view of a protective layer and a drying member according to an embodiment of the present application
  • FIG. 5 is a schematic cross-sectional view of a protective layer and a drying member according to another embodiment of the present application.
  • FIG. 6 is a schematic cross-sectional view of another embodiment of the present application where the protective layer is a sealant
  • FIG. 7 is a schematic cross-sectional view of a scan line according to another embodiment of the present application.
  • FIG. 8 is a schematic diagram of a display device according to another embodiment of the present application.
  • connection should be understood in a broad sense, for example, it may be a fixed connection or may be Disassembly connection, or integral connection; it can be mechanical connection or electrical connection; it can be directly connected, or it can be indirectly connected through an intermediate medium, or it can be the connection between two components.
  • connection should be understood in specific situations.
  • the LCD Liquid Crystal
  • the LCD includes a color filter substrate and a substrate, and a liquid crystal layer sandwiched between the two substrates.
  • the two substrates are injected with liquid crystal between the two substrates by ODF (Liquid Crystal Dropping) technology, and then assembled by sealant.
  • ODF Liquid Crystal Dropping
  • sealant In order to prevent the metal layer outside the side frame glue of the substrate from being affected by external static electricity or water vapor, a layer of tuffy glue is generally applied to the OLB (outline border) contour area to isolate the metal layer from the outside air In order to play a protective role.
  • an embodiment of the present application discloses a display panel 110 including a substrate 111, a sealant 112, peripheral components 113, and a drying component 114;
  • the substrate 111 includes a display area 117 and a non-display area 118.
  • the area 117 is configured to display a picture, and the non-display area 118 is disposed around the display area 117;
  • the sealant 112 is circumferentially disposed on the non-display area 117 to form a sealed area;
  • the peripheral component 113 is disposed on the substrate 111 and is exposed outside the sealed area ;
  • the drying member 114 located outside the peripheral member 113 is configured to absorb moisture.
  • the metal wire 116 is exposed outside and is susceptible to corrosion by air moisture.
  • the drying component 114 is provided outside the peripheral component 113, and moisture enters The peripheral component 113 is absorbed by the drying component 114 before, ensuring the dryness of the air around the peripheral component 113, thereby improving the corrosion resistance of the peripheral component 113.
  • the peripheral component 113 includes a metal wire 116, and the material of the drying component 114 includes a metal.
  • the drying part 114 is also made of metal, and the drying part 114 is outside the peripheral part 113. If there is water vapor, the water vapor will also corrode the outer metal first, which can slow down the inner part. Corrosion of the metal wire 116.
  • the display panel 110 includes a scan line 119 which is located in the display area and drives the active switch of the display panel.
  • the material of the drying part 114 is the same as the material of the scan line 119 .
  • the scanning line 119 is used when manufacturing the display panel 110, it is much more convenient to obtain and manufacture the drying part 114, and the material of the scanning line 119 and the peripheral parts 113 are both metals, and the water vapor is also corroded first.
  • the outer metal can slow the corrosion of the metal wire 116.
  • the display panel 110 includes a protective layer 115 that completely covers the peripheral member 113 and the drying member 114 is located outside the protective layer 115.
  • the protective layer 115 isolates the air to isolate the peripheral parts 113 from the moisture in the air, and the drying part 114 is located outside the protective layer 115, which can reduce the moisture concentration around the protective layer 115 and improve the protective effect of the protective layer 115, thereby Improve the corrosion resistance of the peripheral component 113.
  • the peripheral component 113 includes a metal wire 116, and the distance between the drying component 114 and the protective layer 115 is greater than zero.
  • the material of the protective layer 115 is the same as the sealant 112.
  • the frame glue 112 originally adheres to the upper and lower substrates 111 and supports the edge of the substrate 111.
  • the frame glue 112 can be used to cover the peripheral parts 113, which is labor-saving and convenient.
  • 112 has good adhesion, covers the peripheral part 113 stably, and is not easy to fall off, and the frame glue 112 is also waterproof, which becomes the second protective measure of the peripheral part 113.
  • the material of the protective layer 115 is taffeta.
  • the chip on film area is coated with taffeta to protect the circuit board and the metal wire 116 from leaking elsewhere.
  • Teflon has good adhesion And anti-corrosion ability, as long as the tower non-rubber coating equipment is modified, the periphery of the metal wire 116 is also coated with tower non-rubber coating to protect the originally leaked metal wire 116 to protect the metal wire 116 from the outside world. The air is isolated, thereby improving the corrosion resistance of the metal wire 116.
  • the material of the protective layer 115 is the same as the passivation layer.
  • the passivation layer is used on the thin film transistor of the display panel 110, which has good adhesion and insulation effect, and it is also very convenient to obtain materials when manufacturing the display panel 110.
  • the drying member 114 is in contact with the protective layer 115.
  • the peripheral component 113 includes a metal wire 116, and the drying component 114 is arranged in parallel with the metal wire.
  • the drying member 114 and the metal wire 116 are arranged side by side to protect the metal wire 116 in all directions.
  • the height of the drying part 114 is flush with the height of the peripheral part 113.
  • the height of the drying member 114 is greater than the height of the metal wire.
  • the shielding area of the drying member 114 is increased to improve the protection effect.
  • the surface of the drying member 114 is rough.
  • the rough surface improves the surface of the desiccant member 114 and has a larger contact area with air, thereby improving the drying effect of the drying member 114.
  • the display panel 110 includes a protective layer 115 that covers both the peripheral part 113 and the drying part 114.
  • the protective layer 115 wraps both the peripheral part 113 and the drying part 114. Due to the limited degree of drying of the drying part 114, if the water vapor is too large, the role of the drying part 114 will be reduced, and the protective layer 115 is used as the first protective layer The drying component 114 serves as a second protective layer. A large amount of water vapor will be blocked by the protective layer 115. A small amount of water vapor may enter the protective layer 115. The drying component 114 absorbs this small amount of water vapor, thereby improving the corrosion resistance of the peripheral component 113 ability.
  • the distance between the peripheral part 113 and the drying part 114 is greater than 0, and the protective layer 115 fills the gap between the peripheral part 113 and the drying part 114.
  • the drying component 114 may be corroded by a small amount of water vapor entering the protective layer 115, and the drying ability of the drying component 114 may be weakened or disappeared over a long period of time. If the peripheral component 113 and the drying component 114 are in close contact at this time If the drying part 114 fails, the peripheral part 113 will be affected quickly, so there is a gap between the peripheral part 113 and the drying part 114 and filled with the protective layer 115, so that the drying part 114 fails and is corroded In this case, it can also be ensured that the peripheral component 113 will not be implicated soon, improving the corrosion resistance.
  • a display panel 110 which includes a substrate 111, a scanning line 119, a sealant 112, a peripheral component 113, a drying component 114, and a protective layer 115;
  • the substrate 111 includes The display area 117 and the non-display area 118, the display area 117 is configured to display a picture, the non-display area 118 is disposed around the display area 117; the frame 112 is disposed around the non-display area 117 to form a sealed area; the peripheral part 113 is exposed Outside the sealed area; the drying member 114 is located outside the peripheral member 113 and is configured to absorb moisture; and the protective layer 115 completely covering the peripheral member 113; wherein, the peripheral member 113 includes a metal wire 116, and the material of the drying member 114 includes a metal, drying The material of the component 114 is the same as the material of the scanning line 119.
  • the protective layer 115 is fixed to the peripheral component 113 on one side and to the sealant 112 on the other side.
  • the drying component 114 is located outside the protective layer 115.
  • the protective layer 115 does not cover the drying component 114. There is a certain gap between the component 114 and the protective layer 115.
  • the drying component 114 is provided outside the peripheral component 113.
  • the moisture is absorbed by the drying component 114 before entering the peripheral component 113, ensuring the drying of the air around the peripheral component 113 Degree, which improves the corrosion resistance of the peripheral component 113.
  • the drying component 114 is also made of metal, and the drying component 114 is outside the peripheral component 113. If there is water vapor, the water vapor will also corrode first.
  • the outer metal can reduce the corrosion of the inner metal line 116.
  • the scan line 119 is located in the display area and drives the active switch of the display panel.
  • the scan line 119 is used when manufacturing the display panel 110, it is much more convenient to obtain and manufacture the drying part 114, and the material and peripheral parts of the scan line 119
  • the material of 113 is all metal, and water vapor also corrodes the outer metal first, which can slow down the corrosion of the metal wire 116.
  • the protective layer 115 isolates the air and isolates the peripheral parts 113 from moisture in the air.
  • the drying part 114 is located outside the protective layer 115, which can reduce the moisture concentration around the protective layer 115 and improve the protective effect of the protective layer 115, thereby improving the peripheral parts 113 Anti-corrosion ability.
  • the gap between the drying member 114 and the protective layer 115 is to increase the contact area between the drying member 114 and the air, sufficiently absorb the moisture around the protective layer 115, and improve the corrosion resistance of the peripheral member 113.
  • a display panel 110 which includes a substrate 111, a scanning line 119, a sealant 112, a peripheral component 113, a drying component 114 and a protective layer 115.
  • the substrate 111 includes a display area 117 and a non-display area 118.
  • the display area 117 is configured to display a picture, and the non-display area 118 is disposed around the display area 117; the sealant 112 is disposed around the non-display area 117 to form a sealed area; peripheral components 113 is exposed outside the sealed area; the drying part 114 is located outside the peripheral part 113 and is configured to absorb moisture; and the protective layer 115 completely covering the peripheral part 113 is made of the same material as the sealant 112.
  • the frame glue 112 originally adheres to the upper and lower substrates 111 and supports the edges of the substrate 111.
  • the frame glue 112 has good adhesion, covers the peripheral parts 113 stably, is not easy to fall off, and the frame glue 112 is also waterproof , Become the second protective measure of peripheral parts 113.
  • a display device 100 is disclosed, including any display panel 110 of the above embodiment.
  • the technical solution of the present application can be widely applied to various display panels, such as Twisted Nematic (TN) display panel, In-Plane Switching (IPS) display panel, and Vertical Alignment (VA) Display panels, multi-quadrant vertical alignment (Multi-Domain Vertical Alignment, MVA) display panels, of course, can also be other types of display panels, such as organic light-emitting diode (Organic Light-Emitting Diode, OLED) display panels, can be applied The above program.
  • TN Twisted Nematic
  • IPS In-Plane Switching
  • VA Vertical Alignment
  • MVA multi-quadrant vertical alignment
  • OLED Organic Light-Emitting Diode

Abstract

La présente invention concerne un écran d'affichage (110) et un dispositif d'affichage (100). L'écran d'affichage (110) comprend un substrat (111), un matériau d'étanchéité de cadre (112), un composant périphérique externe (113) et un composant de séchage (114). Le substrat (111) comprend une zone d'affichage (117) et une zone de non-affichage (118). La zone d'affichage (117) est utilisée pour afficher des images. La zone de non-affichage (118) est agencée autour de la région d'affichage (117). Le matériau d'étanchéité de cadre (112) est disposé autour du substrat (111) au niveau de la zone de non-affichage (118) pour former une zone scellée. Le composant périphérique externe (113) est exposé à l'extérieur de la zone scellée. Le composant de séchage (114) est positionné sur un côté externe du composant périphérique externe (113), et est utilisé pour absorber l'humidité. L'écran d'affichage (110) et le dispositif d'affichage (100) assurent la siccité de l'air autour du composant périphérique externe (113), améliorant ainsi la résistance à la corrosion du composant périphérique externe (113).
PCT/CN2018/120778 2018-12-05 2018-12-13 Écran d'affichage et dispositif d'affichage WO2020113644A1 (fr)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
CN201822029825.2U CN209343083U (zh) 2018-12-05 2018-12-05 一种显示面板和显示装置
CN201822029825.2 2018-12-05

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WO2020113644A1 true WO2020113644A1 (fr) 2020-06-11

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WO (1) WO2020113644A1 (fr)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN111653686A (zh) * 2020-06-18 2020-09-11 京东方科技集团股份有限公司 显示面板及其制备方法、显示装置
CN115268147B (zh) * 2022-08-09 2024-05-03 惠科股份有限公司 显示面板及显示装置
CN115437174B (zh) * 2022-08-19 2023-10-20 惠科股份有限公司 显示面板及显示装置

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CN101082711A (zh) * 2006-05-30 2007-12-05 比亚迪股份有限公司 一种液晶显示装置及其制备方法
CN201673348U (zh) * 2010-05-06 2010-12-15 北京京东方光电科技有限公司 阵列基板、液晶面板和液晶显示器
US20120249916A1 (en) * 2011-03-28 2012-10-04 Mitsubishi Electric Corporation Liquid crystal display apparatus
CN103076699A (zh) * 2013-01-25 2013-05-01 京东方科技集团股份有限公司 一种显示面板以及显示装置
CN104979373A (zh) * 2015-05-26 2015-10-14 京东方科技集团股份有限公司 一种显示用基板及显示装置
CN107436504A (zh) * 2016-05-27 2017-12-05 深超光电（深圳）有限公司 彩膜基板、显示面板、显示装置及彩膜基板的制备方法
CN108847451A (zh) * 2018-06-12 2018-11-20 武汉华星光电半导体显示技术有限公司 一种柔性oled器件及其制备方法

Patent Citations (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN101082711A (zh) * 2006-05-30 2007-12-05 比亚迪股份有限公司 一种液晶显示装置及其制备方法
CN201673348U (zh) * 2010-05-06 2010-12-15 北京京东方光电科技有限公司 阵列基板、液晶面板和液晶显示器
US20120249916A1 (en) * 2011-03-28 2012-10-04 Mitsubishi Electric Corporation Liquid crystal display apparatus
CN103076699A (zh) * 2013-01-25 2013-05-01 京东方科技集团股份有限公司 一种显示面板以及显示装置
CN104979373A (zh) * 2015-05-26 2015-10-14 京东方科技集团股份有限公司 一种显示用基板及显示装置
CN107436504A (zh) * 2016-05-27 2017-12-05 深超光电（深圳）有限公司 彩膜基板、显示面板、显示装置及彩膜基板的制备方法
CN108847451A (zh) * 2018-06-12 2018-11-20 武汉华星光电半导体显示技术有限公司 一种柔性oled器件及其制备方法

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