WO2016026175A1 - 液晶显示面板 - Google Patents

液晶显示面板 Download PDF

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Publication number
WO2016026175A1
WO2016026175A1 PCT/CN2014/086256 CN2014086256W WO2016026175A1 WO 2016026175 A1 WO2016026175 A1 WO 2016026175A1 CN 2014086256 W CN2014086256 W CN 2014086256W WO 2016026175 A1 WO2016026175 A1 WO 2016026175A1
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WO
WIPO (PCT)
Prior art keywords
liquid crystal
retaining wall
substrate
gap material
array substrate
Prior art date
Application number
PCT/CN2014/086256
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English (en)
French (fr)
Inventor
黄添钧
熊源
Original Assignee
深圳市华星光电技术有限公司
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 深圳市华星光电技术有限公司 filed Critical 深圳市华星光电技术有限公司
Priority to US14/430,201 priority Critical patent/US9971205B2/en
Publication of WO2016026175A1 publication Critical patent/WO2016026175A1/zh

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Classifications

    • 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
    • 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
    • G02F1/13394—Gaskets; Spacers; Sealing of cells spacers regularly patterned on the cell subtrate, e.g. walls, pillars
    • 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
    • G02F1/1335—Structural association of cells with optical devices, e.g. polarisers or reflectors
    • G02F1/133509—Filters, e.g. light shielding masks
    • G02F1/133514—Colour filters
    • 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
    • G02F1/13396—Spacers having different sizes

Definitions

  • the present invention relates to the field of display technologies, and in particular, to a liquid crystal display panel. Background technique
  • LCD Liquid crystal display
  • PDA personal digital assistant
  • digital camera computer screen or laptop screen.
  • a liquid crystal display device includes a housing, a liquid crystal panel disposed in the housing, and a backlight module disposed in the housing.
  • the structure of the liquid crystal panel is mainly composed of a Thin Film Transistor Array Substrate (TFT Array Substrate), a color filter substrate (Color Filter, CF), and a liquid crystal disposed between the two substrates.
  • the liquid crystal layer is constructed by controlling the rotation of the liquid crystal molecules of the liquid crystal layer by applying a driving voltage on the two glass substrates, and refracting the light of the backlight module to generate a picture.
  • COA Color Filter on Array
  • COA technology can be used to prepare the color resist layer on the array substrate, so that the liquid crystal display panel has a COA structure.
  • the main advantage is that the pixel aperture ratio and the display of the liquid crystal display panel can be improved, and the high-order product can be applied.
  • the liquid crystal display panel of the COA structure does not have the alignment problem between the CF glass substrate and the array substrate, so the difficulty of the process can be reduced.
  • COA technology also has certain problems. Usually, some bubbles are inevitably generated during the assembly process of the liquid crystal display panel, and the liquid crystal display panel of the COA structure is more likely to form voids due to its structural characteristics, thereby generating bubbles. If these bubbles are diffused into the display area of the liquid crystal display panel, the display may be different, which affects the display amount of the liquid crystal display panel, resulting in a decrease in the yield of the product. Summary of the invention
  • An object of the present invention is to provide a liquid crystal display panel which can prevent bubbles spread around the display area from being diffused into the display area, thereby improving the display amount of the liquid crystal display panel and improving the yield of the product.
  • the present invention provides a liquid crystal display panel including an array substrate, a CF substrate disposed corresponding to the array substrate, a liquid crystal filled between the array substrate and the CF substrate, and being coated on the array substrate and the CF substrate.
  • the photosensitive gap material retaining wall surrounds the periphery of the display area of the liquid crystal display panel; the height of the photosensitive gap material retaining wall is smaller than the distance between the array substrate and the CF substrate; There are several grooves on the gap material retaining wall.
  • the photosensitive gap material retaining wall is disposed on the CF substrate, and a gap is left between the array substrate and the array substrate.
  • the photosensitive gap material retaining wall is disposed between the sealant and the display area, and a gap is left between the sealant and the display area.
  • the height of the photosensitive gap material at the bottom of the groove is smaller than the height of the photosensitive gap material retaining wall.
  • the groove forms a hollow structure through the photosensitive gap material retaining wall.
  • the plurality of grooves are staggered on the wall of the photosensitive gap material.
  • a color resist layer is disposed on the array substrate opposite to the photosensitive gap material retaining wall.
  • the color resist layer is provided with a recess opposite to the groove.
  • the color resist layer is provided with a recess staggered with the grooves.
  • the liquid crystal display panel of the present invention has a closed photosensitive spacer material retaining wall disposed on the periphery of the display area, and the photosensitive gap material retaining wall is provided with a plurality of grooves, which can change the liquid crystal and bubbles through the photosensitive gap material.
  • the fluidity of the retaining wall blocks or accumulates air bubbles, preventing the bubbles on the periphery of the display area from diffusing into the display area, thereby increasing the display of the liquid crystal display panel, without adding additional processes, and effectively ensuring the productivity. Increased product yield.
  • FIG. 1 is a plan view showing a structural form of a liquid crystal display panel of the present invention
  • FIG. 2 is a plan view showing another structural form of the liquid crystal display panel of the present invention.
  • Figure 3 is a schematic cross-sectional view showing a structural form corresponding to the photosensitive gap material retaining wall at A-A in Figure 1 or Figure 2;
  • Figure 4 is a schematic cross-sectional view showing another structural form of the photosensitive gap material retaining wall at A-A in Figure 1 or Figure 2;
  • FIG. 5 is a cross-sectional view showing a first embodiment of a liquid crystal display panel of the present invention in a COA architecture
  • FIG. 6 is a cross-sectional view showing a second embodiment of the liquid crystal display panel of the present invention in a COA configuration
  • FIG. 7 is a cross-sectional view showing a third embodiment of the liquid crystal display panel of the present invention in a COA configuration
  • FIG. 8 is a cross-sectional view showing a fourth embodiment of the liquid crystal display panel of the present invention in a COA configuration
  • FIG. 9 is a cross-sectional view showing a fifth embodiment of the liquid crystal display panel of the present invention in a COA configuration
  • FIG. 10 is a cross-sectional view showing a sixth embodiment of the liquid crystal display panel of the present invention when it is a COA structure;
  • Figure 11 is a cross-sectional view showing a seventh embodiment of the liquid crystal display panel of the present invention in a COA configuration
  • Figure 12 is a cross-sectional view showing an eighth embodiment of the liquid crystal display panel of the present invention in a COA configuration. detailed description
  • the present invention provides a liquid crystal display panel.
  • the liquid crystal display panel includes an array substrate 1, a CF substrate 2 corresponding to the array substrate 1, a liquid crystal (not shown) filled between the array substrate 1 and the CF substrate 2, and is coated on the array substrate 1 and the CF substrate.
  • the photosensitive gap material retaining wall 4 is in a closed rectangular shape and surrounds the periphery of the display area 6 of the liquid crystal display panel. Further, the photosensitive gap material retaining wall 4 is disposed between the sealant 3 and the display area 6. A gap is left between the sealant 3 and the display area 6.
  • the photosensitive gap material retaining wall 4 is provided with a plurality of grooves 41.
  • the arrangement of the plurality of grooves 41 may be aligned along the sides of the photosensitive gap material retaining wall 4 on the photosensitive gap material retaining wall 4 as shown in FIG. 1; the arrangement of the plurality of grooves 41 The form may also be staggered along the sides of the photosensitive gap material retaining wall 4 on the photosensitive gap material retaining wall 4 as shown in FIG.
  • the height of the photosensitive gap material at the bottom of the groove 41 is smaller than the height of the photosensitive gap material retaining wall 4, that is, the groove 41 is open at one end, one end is closed, and its opening faces the array substrate 1;
  • the groove 41 extends through the photosensitive gap material retaining wall 4 to form a hollow structure, that is, the groove 41. Both ends are open.
  • the function of the groove 41 is to change the fluidity of the liquid crystal and the bubble when passing through the photosensitive gap material retaining wall 4 to block or concentrate the bubble, thereby preventing the bubble from diffusing into the display area to cause a difference.
  • FIG. 5 is a cross-sectional view showing a first embodiment of the liquid crystal display panel of the present invention in a COA architecture.
  • the photosensitive gap material retaining wall 4 is disposed on the CF substrate 2, and the height of the photosensitive gap material retaining wall 4 is smaller than the distance between the array substrate 1 and the CF substrate 2, that is, the photosensitive gap material retaining wall 4 and the array substrate There is a gap between 1 .
  • a color resist layer 7 is disposed on the array substrate 1 opposite to the photosensitive gap material retaining wall 4.
  • the recess 41 is disposed above the color resist layer 7 and has a gap with the color resist layer 7, which can restrict the fluidity of the liquid crystal.
  • the height of the photosensitive spacer material at the bottom of the groove 41 is smaller than the height of the photosensitive gap material retaining wall 4, and the color resist layer 7 is a whole sheet-like entity.
  • the groove 41 can change the fluidity of the liquid crystal and the bubble when passing through the photosensitive gap material retaining wall 4 to block or condense the bubble, thereby preventing the bubble from diffusing into the display area to cause a difference.
  • the arrangement of the plurality of grooves 41 may be aligned along the sides of the photosensitive gap material retaining wall 4 as shown in FIG. 1; or as shown in FIG. 2, along the photosensitive gap material retaining wall 4 The sides are staggered.
  • FIG. 6 is a cross-sectional view showing a second embodiment of the liquid crystal display panel of the present invention in a COA architecture.
  • the difference between the second embodiment and the first embodiment is that the recess 41 extends through the photosensitive gap material retaining wall 4 to form a hollow structure, which is the same as the first embodiment, and will not be described herein.
  • FIG. 7 is a cross-sectional view showing a third embodiment of the liquid crystal display panel of the present invention in a COA architecture.
  • the photosensitive gap material retaining wall 4 is disposed on the CF substrate 2, and the height of the photosensitive gap material retaining wall 4 is smaller than the distance between the array substrate 1 and the CF substrate 2, that is, the photosensitive gap material retaining wall 4 and the array substrate There is a gap between 1 .
  • a color resist layer 7 is disposed on the array substrate 1 opposite to the photosensitive gap material retaining wall 4.
  • the recess 41 is disposed above the color resist layer 7 and has a gap with the color resist layer 7, which can restrict the fluidity of the liquid crystal.
  • the height of the bottom photosensitive spacer material of the groove 41 is smaller than the height of the photosensitive gap material retaining wall 4, and the color resist layer 7 is provided with a plurality of recesses 71.
  • the recess The number of 71 is two, and the two recesses 71 are located on both sides of the photosensitive gap material retaining wall 4, and are staggered with the grooves 41.
  • the groove 41 cooperates with the two recesses 71 to better change the fluidity of the liquid crystal and the bubble when passing through the photosensitive gap material retaining wall 4 to block or condense the air bubbles, thereby preventing the air bubbles from diffusing into the display area to cause a difference.
  • the arrangement of the plurality of grooves 41 may be aligned along the sides of the photosensitive gap material retaining wall 4 as shown in FIG. 1; or as shown in FIG. 2, along the photosensitive gap material retaining wall 4 Each Interleaved distribution.
  • FIG. 8 is a cross-sectional view showing a fourth embodiment of the liquid crystal display panel of the present invention in a COA architecture.
  • the fourth embodiment is different from the third embodiment in that the groove 41 extends through the photosensitive gap material retaining wall 4 to form a hollow structure, and the other is the same as the third embodiment, and will not be described herein.
  • FIG. 9 is a cross-sectional view showing a fifth embodiment of the liquid crystal display panel of the present invention in a COA architecture.
  • the photosensitive gap material retaining wall 4 is disposed on the CF substrate 2, and the height of the photosensitive gap material retaining wall 4 is smaller than the distance between the array substrate 1 and the CF substrate 2, that is, the photosensitive gap material retaining wall 4 and the array substrate There is a gap between 1 .
  • a color resist layer 7 is disposed on the array substrate 1 opposite to the photosensitive gap material retaining wall 4.
  • the recess 41 is disposed above the color resist layer 7 and has a gap with the color resist layer 7, which can restrict the fluidity of the liquid crystal.
  • the height of the bottom photosensitive spacer material of the groove 41 is smaller than the height of the photosensitive gap material retaining wall 4, and the color resist layer 7 is provided with a plurality of recesses 71.
  • the recess The number of 71 is two, the two recesses 71 are located on both sides of the groove 41, and a part of the recess 71 is located in the opening range of the groove 41, and the two recesses 71 are staggered with the groove 41. .
  • the groove 41 cooperates with the two recesses 71 to better change the fluidity of the liquid crystal and the bubbles when passing through the photosensitive gap material retaining wall 4 to block or condense the bubbles, thereby preventing the bubbles from diffusing into the display area to cause a difference.
  • the arrangement of the plurality of grooves 41 may be aligned along the sides of the photosensitive gap material retaining wall 4 as shown in FIG. 1; or as shown in FIG. 2, along the photosensitive gap material retaining wall 4 The sides are staggered.
  • FIG. 10 is a cross-sectional view showing a sixth embodiment of the liquid crystal display panel of the present invention in a COA architecture.
  • the difference between the sixth embodiment and the fifth embodiment is that the groove 41 extends through the photosensitive gap material retaining wall 4 to form a hollow structure, which is the same as the fifth embodiment, and will not be described herein.
  • FIG. 11 is a cross-sectional view showing a seventh embodiment of the liquid crystal display panel of the present invention in a COA architecture.
  • the photosensitive gap material retaining wall 4 is disposed on the CF substrate 2, and the height of the photosensitive gap material retaining wall 4 is smaller than the distance between the array substrate 1 and the CF substrate 2, that is, the photosensitive gap material retaining wall 4 and the array substrate There is a gap between 1 .
  • a color resist layer 7 is disposed on the array substrate 1 opposite to the photosensitive gap material retaining wall 4.
  • the groove 41 is disposed above the color resist layer 7 and has a gap with the color resist layer 7, which can restrict the fluidity of the liquid crystal.
  • the height of the bottom photosensitive spacer material of the groove 41 is smaller than the height of the photosensitive gap material retaining wall 4, and the color resist layer 7 is provided with a plurality of recesses 71.
  • the recess The number of 71 is two, and the two recesses 71 are located within the opening of the recess 41, opposite to the recess 41.
  • the groove 4 cooperates with the two recesses 71 to better change the fluidity of the liquid crystal and the bubbles when passing through the photosensitive gap material retaining wall 4 to block or condense the bubbles, thereby preventing the bubbles from diffusing into the display area to cause a difference.
  • the arrangement of the plurality of grooves 41 may be aligned along the sides of the photosensitive gap material retaining wall 4 as shown in FIG. 1; or as shown in FIG. 2, along the photosensitive gap material retaining wall 4 The sides are staggered.
  • FIG. 12 is a cross-sectional view showing an eighth embodiment of the liquid crystal display panel of the present invention in a COA architecture.
  • the difference between the eighth embodiment and the seventh embodiment is that the groove 41 extends through the photosensitive gap material retaining wall 4 to form a hollow structure, and the other is the same as the seventh embodiment, and details are not described herein.
  • the liquid crystal display panel of the present invention has a closed photosensitive spacer material retaining wall disposed on the periphery of the display area, and the photosensitive gap material retaining wall is provided with a plurality of grooves, which can change the liquid crystal and the bubble through the photosensitive gap material.
  • the fluidity of the wall blocks or pools the bubbles to prevent the bubbles on the periphery of the display area from diffusing into the display area, thereby increasing the display of the liquid crystal display panel, without adding additional processes, and effectively improving the production capacity.

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  • Physics & Mathematics (AREA)
  • Nonlinear Science (AREA)
  • Mathematical Physics (AREA)
  • Chemical & Material Sciences (AREA)
  • Crystallography & Structural Chemistry (AREA)
  • General Physics & Mathematics (AREA)
  • Optics & Photonics (AREA)
  • Liquid Crystal (AREA)

Abstract

一种液晶显示面板，包括阵列基板（1）、与所述阵列基板（1）对应设置的CF基板（2）、填充于阵列基板（1）与CF基板（2）之间的液晶、涂覆于阵列基板（1）与CF基板（2）之间的框胶（3）、及设于阵列基板（1）与CF基板（2）之间的感光间隙材料挡墙（4）；所述感光间隙材料挡墙（4）围绕设于液晶显示面板的显示区域（6）的外围；所述感光间隙材料挡墙（4）的高度小于阵列基板（1）与CF基板（2）之间的距离；所述感光间隙材料挡墙（4）上设有数个凹槽（41）。该液晶显示面板能够防止显示区域外围的气泡扩散到显示区域内造成画异，提高液晶显示面板的显示质量，提高产品良率。

Description

液晶显示面板 技术领域
本发明涉及显示技术领域， 尤其涉及一种液晶显示面板。 背景技术
液晶显示装置 （LCD, Liquid Crystal Display) 具有机身薄、 省电、 无 辐射等众多优点， 得到了广泛的应用。 如： 液晶电视、 移动电话、 个人数 字助理 （PDA)、 数字相机、 计算机屏幕或笔记本电脑屏幕等。
通常液晶显示装置包括壳体、 设于壳体内的液晶面板及设于壳体内的 背光模组 （Backlight module)。 其中， 液晶面板的结构主要是由一薄膜晶体 管阵歹 ']基板 (Thin Film Transistor Array Substrate, TFT Array Substrate )、 一 彩色滤光片基板（Color Filter, CF)、 以及配置于两基板间的液晶层 （Liquid Crystal Layer) 所构成， 其工作原理是通过在两片玻璃基板上施加驱动电压 来控制液晶层的液晶分子的旋转， 将背光模组的光线折射出来产生画面。
随着液晶显示技术的发展， 出现了一系列能够提高液晶显示面板的色 彩饱和度、 亮度与对比度的新技术， COA (Color Filter on Array) 技术便是 其中的一种。 应用 COA技术可将彩色色阻层制备在阵列基板上， 使液晶显 示面板具有 COA架构， 其优势主要在于可以提高像素开口率及液晶显示面 板的显示品^， 应用于高阶产品。 另外， COA架构的液晶显示面板， 不存 在 CF玻璃基板与阵列基板的对位问题， 所以可以降低制程的难度。
但是 COA技术也存在一定的问题。 通常在液晶显示面板的组装过程中 难免产生一些气泡， 而 COA架构的液晶显示面板由于其结构特点则更易于 形成空隙， 进而产生气泡。 这些气泡如果扩散到液晶显示面板的显示区域 内会导致显示画异， 影响液晶显示面板的显示^量， 导致产品的良率下降。 发明内容
本发明的目的在于提供一种液晶显示面板， 能够防止显示区域外围的 气泡扩散到显示区域内造成画异， 提高液晶显示面板的显示^量， 提高产 品良率。
为实现上述目的， 本发明提供一种液晶显示面板， 包括阵列基板、 与 所述阵列基板对应设置的 CF 基板、 填充于阵列基板与 CF 基板之间的液 晶、 涂覆于阵列基板与 CF基板之间的框胶、 及设于阵列基板与 CF基板之 间的感光间隙材料挡墙； 所述感光间隙材料挡墙围绕设于液晶显示面板的 显示区域的外围； 所述感光间隙材料挡墙的高度小于阵列基板与 CF基板之 间的距离； 所述感光间隙材料挡墙上设有数个凹槽。
所述感光间隙材料挡墙设于 CF基板上， 其与阵列基板之间留有间隙。 所述感光间隙材料挡墙设于框胶与显示区域之间， 且与所述框胶及显 示区域之间均留有间隙。
所述凹槽底部感光间隙材料的高度小于所述感光间隙材料挡墙的高 度。
所述凹槽贯穿所述感光间隙材料挡墙形成镂空结构。
所述数个凹槽于所述感光间隙材料挡墙上交错分布。
所述感光间隙材料挡墙相对的阵列基板上设有色阻层。
所述色阻层上设有与所述凹槽相对的凹陷。
所述色阻层上设有与所述凹槽交错排列的凹陷。
本发明的有益效果： 本发明液晶显示面板， 通过在显示区域外围设置 封闭的感光间隙材料挡墙， 且所述感光间隙材料挡墙上设有数个凹槽， 能 够改变液晶和气泡通过感光间隙材料挡墙时的流动性以阻挡或者汇聚气 泡， 防止显示区域外围的气泡扩散到显示区域内造成画异， 提高液晶显示 面板的显示^量， 同时不增加额外的制程， 在保证产能的前提下有效提高 了产品良率。
为了能更进一步了解本发明的特征以及技术内容， 请参阅以下有关本 发明的详细说明与附图， 然而附图仅提供参考与说明用， 并非用来对本发 明加以限制。 附图说明
下面结合附图， 通过对本发明的具体实施方式详细描述， 将使本发明 的技术方案及其他有益效果显而易见。
附图中，
图 1为本发明液晶显示面板一种结构形式的俯视图；
图 2为本发明液晶显示面板的另一种结构形式的俯视图；
图 3为对应于图 1或图 2中 A-A处感光间隙材料挡墙的一种结构形式 的剖面示意图；
图 4为对应于图 1或图 2中 A-A处感光间隙材料挡墙的另一种结构形 式的剖面示意图；
图 5 为本发明液晶显示面板为 COA 架构时的第一实施例的剖面示意 图；
图 6 为本发明液晶显示面板为 COA 架构时的第二实施例的剖面示意 图；
图 7 为本发明液晶显示面板为 COA 架构时的第三实施例的剖面示意 图；
图 8 为本发明液晶显示面板为 COA 架构时的第四实施例的剖面示意 图；
图 9 为本发明液晶显示面板为 COA 架构时的第五实施例的剖面示意 图；
图 10为本发明液晶显示面板为 COA架构时的第六实施例的剖面示意 图；
图 11 为本发明液晶显示面板为 COA架构时的第七实施例的剖面示意 图；
图 12为本发明液晶显示面板为 COA架构时的第八实施例的剖面示意 图。 具体实施方式
为更进一步阐述本发明所采取的技术手段及其效果， 以下结合本发明 的优选实施例及其附图进行详细描述。
请参阅图 1至图 4， 本发明提供一种液晶显示面板。 该液晶显示面板包 括阵列基板 1、 与所述阵列基板 1对应设置的 CF基板 2、 填充于阵列基板 1与 CF基板 2之间的液晶 （未图示）、 涂覆于阵列基板 1与 CF基板 2之间 的框胶 3、 及设于阵列基板 1与 CF基板 2之间的感光间隙材料挡墙 4。
所述感光间隙材料挡墙 4 呈封闭矩形状， 其围绕设于液晶显示面板的 显示区域 6的外围， 进一步的， 所述感光间隙材料挡墙 4设于框胶 3与显 示区域 6之间， 且与所述框胶 3及显示区域 6之间均留有间隙。
所述感光间隙材料挡墙 4上设有数个凹槽 41。 所述数个凹槽 41的布置 形式可如图 1所示， 于所述感光间隙材料挡墙 4上沿该感光间隙材料挡墙 4 的各边对齐排列； 所述数个凹槽 41的布置形式也可如图 2所示， 于所述感 光间隙材料挡墙 4上沿该感光间隙材料挡墙 4的各边交错分布。
具体到所述凹槽 41的结构， 也具有两种形式。 请参阅图 3， 所述凹槽 41底部感光间隙材料的高度小于所述感光间隙材料挡墙 4的高度， 即所述 凹槽 41一端开口， 一端封闭， 且其开口朝向所述阵列基板 1 ; 请参阅图 4， 所述凹槽 41贯穿所述感光间隙材料挡墙 4， 形成镂空结构， 即所述凹槽 41 的两端均开口。 所述凹槽 41的作用是可以改变液晶和气泡通过感光间隙材 料挡墙 4 时的流动性以阻挡或者汇聚气泡， 避免气泡扩散到显示区域内造 成画异。
请参阅图 5， 为本发明液晶显示面板为 COA架构时的第一实施例的剖 面示意图。 所述感光间隙材料挡墙 4设于 CF基板 2上， 所述感光间隙材料 挡墙 4的高度小于阵列基板 1与 CF基板 2之间的距离， 即所述感光间隙材 料挡墙 4与阵列基板 1之间留有间隙。 与所述感光间隙材料挡墙 4相对的 阵列基板 1上设有色阻层 7。 所述凹槽 41设于所述色阻层 7上方， 并与所 述色阻层 7 之间留有间隙， 该间隙能够限制液晶的流动性。 在该第一实施 例中， 所述凹槽 41底部感光间隙材料的高度小于所述感光间隙材料挡墙 4 的高度， 所述色阻层 7为一整片状实体。 所述凹槽 41可以改变液晶和气泡 通过感光间隙材料挡墙 4 时的流动性以阻挡或者汇聚气泡， 避免气泡扩散 到显示区域内造成画异。
当然， 数个凹槽 41的布置形式可如图 1所示， 沿所述感光间隙材料挡 墙 4的各边对齐排列； 也可如图 2所示， 沿所述感光间隙材料挡墙 4的各 边交错分布。
请参阅图 6， 为本发明液晶显示面板为 COA架构时的第二实施例的剖 面示意图。 该第二实施例与第一实施例的区别在于， 所述凹槽 41贯穿所述 感光间隙材料挡墙 4， 形成镂空结构， 其它与第一实施例相同， 此处不再赘 述。
请参阅图 7， 为本发明液晶显示面板为 COA架构时的第三实施例的剖 面示意图。 所述感光间隙材料挡墙 4设于 CF基板 2上， 所述感光间隙材料 挡墙 4的高度小于阵列基板 1与 CF基板 2之间的距离， 即所述感光间隙材 料挡墙 4与阵列基板 1之间留有间隙。 与所述感光间隙材料挡墙 4相对的 阵列基板 1上设有色阻层 7。 所述凹槽 41设于所述色阻层 7上方， 并与所 述色阻层 7 之间留有间隙， 该间隙能够限制液晶的流动性。 在该第三实施 例中， 所述凹槽 41底部感光间隙材料的高度小于所述感光间隙材料挡墙 4 的高度， 所述色阻层 7上设有数个凹陷 71， 优选的， 所述凹陷 71的数量为 两个， 该两个凹陷 71位于所述感光间隙材料挡墙 4的两侧， 与所述凹槽 41 交错排列。 所述凹槽 41 与该两个凹陷 71 共同作用， 可以更好的改变液晶 和气泡通过感光间隙材料挡墙 4 时的流动性以阻挡或者汇聚气泡， 避免气 泡扩散到显示区域内造成画异。
当然， 数个凹槽 41的布置形式可如图 1所示， 沿所述感光间隙材料挡 墙 4的各边对齐排列； 也可如图 2所示， 沿所述感光间隙材料挡墙 4的各 边交错分布。
请参阅图 8， 为本发明液晶显示面板为 COA架构时的第四实施例的剖 面示意图。 该第四实施例与第三实施例的区别在于， 所述凹槽 41贯穿所述 感光间隙材料挡墙 4， 形成镂空结构， 其它与第三实施例相同， 此处不再赘 述。
请参阅图 9， 为本发明液晶显示面板为 COA架构时的第五实施例的剖 面示意图。 所述感光间隙材料挡墙 4设于 CF基板 2上， 所述感光间隙材料 挡墙 4的高度小于阵列基板 1与 CF基板 2之间的距离， 即所述感光间隙材 料挡墙 4与阵列基板 1之间留有间隙。 与所述感光间隙材料挡墙 4相对的 阵列基板 1上设有色阻层 7。 所述凹槽 41设于所述色阻层 7上方， 并与所 述色阻层 7 之间留有间隙， 该间隙能够限制液晶的流动性。 在该第五实施 例中， 所述凹槽 41底部感光间隙材料的高度小于所述感光间隙材料挡墙 4 的高度， 所述色阻层 7上设有数个凹陷 71， 优选的， 所述凹陷 71的数量为 两个， 该两个凹陷 71位于所述凹槽 41的两侧， 且部分凹陷 71位于所述凹 槽 41的开口范围内， 该两个凹陷 71与所述凹槽 41交错排列。 所述凹槽 41 与该两个凹陷 71共同作用， 可以更好的改变液晶和气泡通过感光间隙材料 挡墙 4 时的流动性以阻挡或者汇聚气泡， 避免气泡扩散到显示区域内造成 画异。
当然， 数个凹槽 41的布置形式可如图 1所示， 沿所述感光间隙材料挡 墙 4的各边对齐排列； 也可如图 2所示， 沿所述感光间隙材料挡墙 4的各 边交错分布。
请参阅图 10， 为本发明液晶显示面板为 COA架构时的第六实施例的剖 面示意图。 该第六实施例与第五实施例的区别在于， 所述凹槽 41贯穿所述 感光间隙材料挡墙 4， 形成镂空结构， 其它与第五实施例相同， 此处不再赘 述。
请参阅图 11， 为本发明液晶显示面板为 COA架构时的第七实施例的剖 面示意图。 所述感光间隙材料挡墙 4设于 CF基板 2上， 所述感光间隙材料 挡墙 4的高度小于阵列基板 1与 CF基板 2之间的距离， 即所述感光间隙材 料挡墙 4与阵列基板 1之间留有间隙。 与所述感光间隙材料挡墙 4相对的 阵列基板 1上设有色阻层 7。 所述凹槽 41设于所述色阻层 7上方， 并与所 述色阻层 7 之间留有间隙， 该间隙能够限制液晶的流动性。 在该第七实施 例中， 所述凹槽 41底部感光间隙材料的高度小于所述感光间隙材料挡墙 4 的高度， 所述色阻层 7上设有数个凹陷 71， 优选的， 所述凹陷 71的数量为 两个， 该两个凹陷 71位于所述凹槽 41的开口范围内， 与所述凹槽 41相对。 所述凹槽 4与该两个凹陷 71共同作用， 可以更好的改变液晶和气泡通过感 光间隙材料挡墙 4 时的流动性以阻挡或者汇聚气泡， 避免气泡扩散到显示 区域内造成画异。
当然， 数个凹槽 41的布置形式可如图 1所示， 沿所述感光间隙材料挡 墙 4的各边对齐排列； 也可如图 2所示， 沿所述感光间隙材料挡墙 4的各 边交错分布。
请参阅图 12 为本发明液晶显示面板为 COA架构时的第八实施例的剖 面示意图。 该第八实施例与第七实施例的区别在于， 所述凹槽 41贯穿所述 感光间隙材料挡墙 4， 形成镂空结构， 其它与第七实施例相同， 此处不再赘 述。
综上所述， 本发明液晶显示面板， 通过在显示区域外围设置封闭的感 光间隙材料挡墙， 且所述感光间隙材料挡墙上设有数个凹槽， 能够改变液 晶和气泡通过感光间隙材料挡墙时的流动性以阻挡或者汇聚气泡， 防止显 示区域外围的气泡扩散到显示区域内造成画异， 提高液晶显示面板的显示 ^量， 同时不增加额外的制程， 在保证产能的前提下有效提高了产品良率。
以上所述， 对于本领域的普通技术人员来说， 可以根据本发明的技术 方案和技术构思作出其他各种相应的改变和变形， 而所有这些改变和变形 都应属于本发明后附的权利要求的保护范围。

Claims

权 利 要 求
1、 一种液晶显示面板， 包括阵列基板、 与所述阵列基板对应设置的 CF 基板、 填充于阵列基板与 CF 基板之间的液晶、 涂覆于阵列基板与 CF 基板之间的框胶、 及设于阵列基板与 CF基板之间的感光间隙材料挡墙； 所 述感光间隙材料挡墙围绕设于液晶显示面板的显示区域的外围； 所述感光 间隙材料挡墙的高度小于阵列基板与 CF基板之间的距离；所述感光间隙材 料挡墙上设有数个凹槽。
2、 如权利要求 1所述的液晶显示面板， 其中， 所述感光间隙材料挡墙 设于 CF基板上， 其与阵列基板之间留有间隙。
3、 如权利要求 1所述的液晶显示面板， 其中， 所述感光间隙材料挡墙 设于框胶与显示区域之间， 且与所述框胶及显示区域之间均留有间隙。
4、 如权利要求 1所述的液晶显示面板， 其中， 所述凹槽底部感光间隙 材料的高度小于所述感光间隙材料挡墙的高度。
5、 如权利要求 1所述的液晶显示面板， 其中， 所述凹槽贯穿所述感光 间隙材料挡墙形成镂空结构。
6、 如权利要求 1所述的液晶显示面板， 其中， 所述数个凹槽于所述感 光间隙材料挡墙上交错分布。
7、 如权利要求 2所述的液晶显示面板， 其中， 所述感光间隙材料挡墙 相对的阵列基板上设有色阻层。
8、 如权利要求 7所述的液晶显示面板， 其中， 所述色阻层上设有与所 述凹槽相对的凹陷。
9、 如权利要求 7所述的液晶显示面板， 其中， 所述色阻层上设有与所 述凹槽交错排列的凹陷。
10、 一种液晶显示面板， 包括阵列基板、 与所述阵列基板对应设置的
CF 基板、 填充于阵列基板与 CF 基板之间的液晶、 涂覆于阵列基板与 CF 基板之间的框胶、 及设于阵列基板与 CF基板之间的感光间隙材料挡墙； 所 述感光间隙材料挡墙围绕设于液晶显示面板的显示区域的外围； 所述感光 间隙材料挡墙的高度小于阵列基板与 CF基板之间的距离；所述感光间隙材 料挡墙上设有数个凹槽；
其中， 所述感光间隙材料挡墙设于 CF基板上， 其与阵列基板之间留有 间隙；
其中， 所述感光间隙材料挡墙设于框胶与显示区域之间， 且与所述框 胶及显示区域之间均留有间隙；
其中， 所述凹槽底部感光间隙材料的高度小于所述感光间隙材料挡墙 的高度；
其中， 所述感光间隙材料挡墙相对的阵列基板上设有色阻层； 其中， 所述色阻层上设有与所述 1H7槽相对的凹陷。
PCT/CN2014/086256 2014-08-21 2014-09-11 液晶显示面板 WO2016026175A1 (zh)

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