WO2020237998A1 - 显示面板及其制作方法 - Google Patents
显示面板及其制作方法 Download PDFInfo
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- WO2020237998A1 WO2020237998A1 PCT/CN2019/113549 CN2019113549W WO2020237998A1 WO 2020237998 A1 WO2020237998 A1 WO 2020237998A1 CN 2019113549 W CN2019113549 W CN 2019113549W WO 2020237998 A1 WO2020237998 A1 WO 2020237998A1
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- barrier wall
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- H—ELECTRICITY
- H10—SEMICONDUCTOR DEVICES; ELECTRIC SOLID-STATE DEVICES NOT OTHERWISE PROVIDED FOR
- H10K—ORGANIC ELECTRIC SOLID-STATE DEVICES
- H10K59/00—Integrated devices, or assemblies of multiple devices, comprising at least one organic light-emitting element covered by group H10K50/00
- H10K59/80—Constructional details
- H10K59/88—Dummy elements, i.e. elements having non-functional features
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- H—ELECTRICITY
- H10—SEMICONDUCTOR DEVICES; ELECTRIC SOLID-STATE DEVICES NOT OTHERWISE PROVIDED FOR
- H10K—ORGANIC ELECTRIC SOLID-STATE DEVICES
- H10K50/00—Organic light-emitting devices
- H10K50/80—Constructional details
- H10K50/84—Passivation; Containers; Encapsulations
- H10K50/844—Encapsulations
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- H—ELECTRICITY
- H10—SEMICONDUCTOR DEVICES; ELECTRIC SOLID-STATE DEVICES NOT OTHERWISE PROVIDED FOR
- H10K—ORGANIC ELECTRIC SOLID-STATE DEVICES
- H10K59/00—Integrated devices, or assemblies of multiple devices, comprising at least one organic light-emitting element covered by group H10K50/00
- H10K59/80—Constructional details
- H10K59/87—Passivation; Containers; Encapsulations
- H10K59/873—Encapsulations
-
- H—ELECTRICITY
- H10—SEMICONDUCTOR DEVICES; ELECTRIC SOLID-STATE DEVICES NOT OTHERWISE PROVIDED FOR
- H10K—ORGANIC ELECTRIC SOLID-STATE DEVICES
- H10K71/00—Manufacture or treatment specially adapted for the organic devices covered by this subclass
-
- H—ELECTRICITY
- H10—SEMICONDUCTOR DEVICES; ELECTRIC SOLID-STATE DEVICES NOT OTHERWISE PROVIDED FOR
- H10K—ORGANIC ELECTRIC SOLID-STATE DEVICES
- H10K59/00—Integrated devices, or assemblies of multiple devices, comprising at least one organic light-emitting element covered by group H10K50/00
- H10K59/10—OLED displays
- H10K59/12—Active-matrix OLED [AMOLED] displays
Definitions
- This application relates to the field of electronic display, and in particular to a display panel and a manufacturing method thereof.
- the prior art organic light emitting diode (OLED) display panel usually adopts a thin film packaging structure to seal the display area.
- the thin film packaging structure has low cost and good sealing effect, and has been widely used in OLED display panels.
- the depth of the plurality of groove structures is greater than or equal to a quarter of the height of the barrier wall, and the height of the cap structure is less than or equal to the minimum depth of the groove structure;
- the depth of the groove structure is positively correlated with the distance of the groove structure from the display area, and the depth of the groove structure closest to the display area is less than the depth of the groove structure closest to the display area.
- the depth of the far groove structure is positively correlated with the distance of the groove structure from the display area, and the depth of the groove structure closest to the display area is less than the depth of the groove structure closest to the display area. The depth of the far groove structure.
- the barrier wall includes:
- a first section the first section includes a plurality of first subsections, the plurality of first subsections extend along the length direction of the plurality of first sections, and two adjacent first sections There is a first interval between the sub-sections;
- the second section is arranged in parallel with the first section, the second section includes a plurality of second subsections, and there is a first section between two adjacent second subsections. Two intervals, the positions of the plurality of second subsections correspond to the positions of the plurality of first intervals, and the positions of the plurality of first subsections are opposite to the positions of the plurality of second intervals Corresponding; and
- a plurality of connecting sections are located between the first section and the second section, and are used to connect each first subsection with two second sections adjacent to the first subsection Subsection.
- the lengths of the plurality of first subsections are the same, the lengths of the plurality of first intervals are the same, the lengths of the plurality of second subsections are the same, and the plurality of The length of the second interval is equal.
- the length of the plurality of first subsections is greater than the length of the plurality of second intervals, and the length of the plurality of second subsections is greater than the length of the first interval.
- the distance between the first section and the second section is greater than or equal to the sum of the widths of the first section and the second section, and is less than or equal to the first section and the second section. Twice the sum of the width of one section and the second section.
- the present application provides a display panel, the display panel includes a display area and a barrier wall surrounding the display area, the top of the barrier wall has a plurality of groove structures arranged in parallel, the multiple The extending direction of each groove structure is parallel to the extending direction of the barrier wall.
- the barrier wall further includes a plurality of cap structures, and the plurality of cap structures are located at the top of the barrier wall on both sides of the plurality of groove structures.
- the depth of the plurality of groove structures is greater than or equal to a quarter of the height of the barrier wall, and the height of the cap structure is less than or equal to the minimum depth of the groove structure.
- the plurality of groove structures have different depths, and the plurality of cap structures have different heights.
- the depth of the groove structure is positively correlated with the distance of the groove structure from the display area, and the depth of the groove structure closest to the display area is less than the depth of the groove structure closest to the display area.
- the depth of the far groove structure is positively correlated with the distance of the groove structure from the display area, and the depth of the groove structure closest to the display area is less than the depth of the groove structure closest to the display area. The depth of the far groove structure.
- the barrier wall includes:
- a first section the first section includes a plurality of first subsections, the plurality of first subsections extend along the length direction of the plurality of first sections, and two adjacent first sections There is a first interval between the sub-sections;
- the second section is arranged in parallel with the first section, the second section includes a plurality of second subsections, and there is a first section between two adjacent second subsections. Two intervals, the positions of the plurality of second subsections correspond to the positions of the plurality of first intervals, and the positions of the plurality of first subsections are opposite to the positions of the plurality of second intervals Corresponding; and
- the length of the plurality of first subsections is greater than the length of the plurality of second intervals, and the length of the plurality of second subsections is greater than the length of the first interval.
- the distance between the first section and the second section is greater than or equal to the sum of the widths of the first section and the second section, and is less than or equal to the first section and the second section. Twice the sum of the width of one section and the second section.
- this application also provides a manufacturing method of a display panel, the method including the following steps:
- FIG. 1 is a schematic structural diagram of a display panel in a specific embodiment of the application
- FIG. 3 is a cross-sectional view of the barrier wall in FIG. 2 along the A1-A2 direction after forming multiple groove structures;
- FIG. 8 is a top view of a barrier wall in another embodiment of the application.
- FIG. 1 is a schematic structural diagram of a display panel in a specific embodiment of the application.
- the display panel includes a display area 110, a non-display area 120 surrounding the display area 110, and a bending area 130 located below the non-display area 120.
- the non-display area 120 includes a first barrier wall 121 and a second barrier wall 122 surrounding the first barrier wall 121.
- Above the bending area 130 in order to reduce the area of the barrier wall, only one layer is provided on the barrier wall above the bending area, that is, the third barrier wall 410. In order to enhance the blocking effect of the third blocking wall 410, the present application improves the structure of the third blocking wall 410.
- Figure 2 is a cross-sectional view of the barrier wall of the display panel in Figure 1 along the A1-A2 direction between the formation of multiple groove structures
- Figure 3 is the formation of the barrier wall in Figure 2 A cross-sectional view along the A1-A2 direction after a plurality of groove structures
- FIG. 7 is a cross-sectional view of the display panel in FIG. 2 after forming a thin film packaging structure.
- the display panel includes a flexible substrate 200, and the display area 110 and the non-display area 120 are both located on the flexible substrate 200.
- the display area 110 includes a thin film transistor layer 310, a planarization layer 320 covering the thin film transistor layer 310, a pixel definition layer 340 on the planarization layer 320, and a plurality of openings in the pixel definition layer 340 330 among the multiple light emitting structures.
- the non-display area 120 includes a barrier wall 410 surrounding the display area 110, and the top of the barrier wall 410 has a plurality of groove structures 422 arranged in parallel. Referring to FIG. 6, the extending direction of the plurality of groove structures 422 is parallel to the extending direction of the blocking wall 410.
- the film packaging structure 500 covers the display area and the non-display area. It can be seen that the groove structure 422 can confine the inorganic film in the thin film encapsulation structure 500 in the groove structure, so that the organic barrier material cannot overflow, so that the organic barrier material can be protected by a single barrier wall. seal.
- the blocking wall 410 further includes a plurality of cap structures 421, and the plurality of cap structures 421 are located on the top of the blocking wall 410 on both sides of the plurality of groove structures.
- the formation method of the groove structure 422 and the cap structure 421 is: firstly, a first insulating layer 420 is formed on the top of the barrier wall 410, and then the first insulating layer 420 is patterned to form A plurality of cap structures 421 arranged in parallel, the extension direction of the cap structures 421 is parallel to the extension direction of the barrier wall 410, and finally the cap structure 421 is used as a mask to engrave the barrier wall 410 Etching to form a plurality of groove structures 422 arranged in parallel.
- the groove structure 422 and the cap structure 421 are simultaneously formed using the same process flow, which can save process cost and simplify the process flow.
- the depth of the plurality of groove structures 422 is greater than or equal to a quarter of the height of the barrier wall 410, and the cap structure 421 The height of is less than or equal to the minimum depth of the groove structure 422.
- the plurality of groove structures 422 may have different depths, and the plurality of cap structures 421 may have different heights, as shown in FIG. 3.
- the plurality of groove structures 422 have the same depth, and the plurality of cap structures 421 have the same height.
- Multiple groove structures 422 and cap structures 421 of the same specification are easier to implement, which reduces the process difficulty.
- the depth of the groove structure 422 is positively correlated with the distance of the groove structure 422 from the display area 110, and the groove closest to the display area 110 The depth of the structure 422 is smaller than the depth of the groove structure 422 furthest from the display area.
- the height of the cover film structure 421 is also positively correlated with the distance between the cap structure 421 and the display area 110, and the height of the cap structure 421 closest to the display area 110 is less than the farthest distance from the display area. The height of the cap structure 421.
- the first section includes a plurality of first subsections 1231, the plurality of first subsections 1231 extend along the length direction of the plurality of first sections, and two adjacent first subsections There is a first interval between 1231.
- the second section and the first section are arranged in parallel, the second section includes a plurality of second subsections 1232, and there is a second interval between two adjacent second subsections 1232,
- the positions of the plurality of second subsections 1232 correspond to the positions of the plurality of first intervals, and the positions of the plurality of first subsections 1231 correspond to the positions of the plurality of second intervals .
- the multiple connecting sections 1233 are located between the first section and the second section, and are used to connect each first subsection 1231 with two second subsections 1231 adjacent to the first subsection 1231. Subsection 1232.
- the lengths of the plurality of first subsections 1231 are equal, the lengths of the plurality of first intervals are equal, and the lengths of the plurality of second subsections 1232 are equal.
- the lengths of the plurality of second intervals are equal.
- the length of the plurality of first subsections 1231 is greater than the length of the plurality of second intervals, and the length of the plurality of second subsections 1232 is greater than the length of the first interval.
- the distance between the first section and the second section is greater than or equal to the sum of the widths of the first section and the second section, and is less than or equal to the first section and the second section Twice the sum of the width.
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Abstract
一种显示面板及其制作方法。所述显示面板包括显示区(110)和环绕所述显示区(110)的阻挡墙(410),所述阻挡墙(410)的顶部具有多个平行设置的凹槽结构(422),所述多个凹槽结构(422)的延伸方向平行于所述阻挡墙(410)的延伸方向。
Description
本申请涉及电子显示领域,尤其涉及一种显示面板及其制作方法。
现有技术的有机自发光二极管(organic light emitting diode, OLED)显示面板通常采用薄膜封装结构实现显示区的密封。薄膜封装结构的成本低且密封效果好,在OLED显示面板中得到了广泛的应用。
薄膜封装结构通常包括至少一层有机阻挡层。由于有机阻挡层的具有流动性,因此需要在显示面板的显示区外围设置多层阻挡墙以防止有机阻挡层溢出,影响封装效果。阻挡墙侧存在增大了非显示区的面积,为了提高显示面板的屏占比,需要尽可能在保证阻挡墙的阻挡效果的同时减小阻挡墙的数目,以减小阻挡墙的所占的面积。
本申请提供了一种显示面板及其制作方法,能够有效的减小阻挡墙所占的面积。
为解决上述问题,本申请提供了一种显示面板,所述显示面板包括显示区和环绕所述显示区的阻挡墙,所述阻挡墙的顶部具有多个平行设置的凹槽结构,所述多个凹槽结构的延伸方向平行于所述阻挡墙的延伸方向;
其中,所述阻挡墙还包括多个盖帽结构,所述多个盖帽结构位于所述多个凹槽结构两侧的阻挡墙顶部;
其中,所述多个凹槽结构的深度大于或等于所述阻挡墙高度的四分之一,所述盖帽结构的高度小于或等于所述凹槽结构的最小深度;
其中,所述多个凹槽结构具有不同的深度,所述多个盖帽结构具有不同的高度。
根据本申请的其中一个方面,所述凹槽结构的深度与所述凹槽结构距离所述显示区的距离正相关,距离所述显示区最近的凹槽结构的深度小于距离所述显示区最远的凹槽结构的深度。
根据本申请的其中一个方面,所述阻挡墙包括:
第一区段,所述第一区段包括多个第一子区段,所述多个第一子区段沿所述多个第一区段的长度方向延伸,相邻的两个第一子区段之间具有第一间隔;
第二区段,所述第二区段与所述第一区段平行设置,所述第二区段包括多个第二子区段,相邻的两个第二子区段之间具有第二间隔,所述多个第二子区段的位置与所述多个第一个间隔的位置相对应,所述多个第一子区段的位于与所述多个第二间隔的位置相对应;以及
多个连接段,所述多个连接段位于所述第一区段和第二区段之间,用于连接每一个第一子区段和与所述第一子区段相邻的两个第二子区段。
根据本申请的其中一个方面,,所述多个第一子区段的长度相等,所述多个第一间隔的长度相等,所述多个第二子区段的长度相等,所述多个第二间隔的长度相等。
根据本申请的其中一个方面,所述多个第一子区段的长度大于所述多个第二间隔的长度,所述多个第二子区段的长度大于所述第一间隔的长度。
根据本申请的其中一个方面,所述第一区段和所述第二区段之间的距离大于或等于所述第一区段和第二区段的宽度之和,小于或等于所述第一区段和第二区段的宽度之和的两倍。
为解决上述问题,本申请提供了一种显示面板,所述显示面板包括显示区和环绕所述显示区的阻挡墙,所述阻挡墙的顶部具有多个平行设置的凹槽结构,所述多个凹槽结构的延伸方向平行于所述阻挡墙的延伸方向。
根据本申请的其中一个方面,所述阻挡墙还包括多个盖帽结构,所述多个盖帽结构位于所述多个凹槽结构两侧的阻挡墙顶部。
根据本申请的其中一个方面,所述多个凹槽结构的深度大于或等于所述阻挡墙高度的四分之一,所述盖帽结构的高度小于或等于所述凹槽结构的最小深度。
根据本申请的其中一个方面,所述多个凹槽结构具有不同的深度,所述多个盖帽结构具有不同的高度。
根据本申请的其中一个方面,所述凹槽结构的深度与所述凹槽结构距离所述显示区的距离正相关,距离所述显示区最近的凹槽结构的深度小于距离所述显示区最远的凹槽结构的深度。
根据本申请的其中一个方面,所述阻挡墙包括:
第一区段,所述第一区段包括多个第一子区段,所述多个第一子区段沿所述多个第一区段的长度方向延伸,相邻的两个第一子区段之间具有第一间隔;
第二区段,所述第二区段与所述第一区段平行设置,所述第二区段包括多个第二子区段,相邻的两个第二子区段之间具有第二间隔,所述多个第二子区段的位置与所述多个第一个间隔的位置相对应,所述多个第一子区段的位于与所述多个第二间隔的位置相对应;以及
多个连接段,所述多个连接段位于所述第一区段和第二区段之间,用于连接每一个第一子区段和与所述第一子区段相邻的两个第二子区段。
根据本申请的其中一个方面,所述多个第一子区段的长度相等,所述多个第一间隔的长度相等,所述多个第二子区段的长度相等,所述多个第二间隔的长度相等。
根据本申请的其中一个方面,所述多个第一子区段的长度大于所述多个第二间隔的长度,所述多个第二子区段的长度大于所述第一间隔的长度。
根据本申请的其中一个方面,所述第一区段和所述第二区段之间的距离大于或等于所述第一区段和第二区段的宽度之和,小于或等于所述第一区段和第二区段的宽度之和的两倍。相应的,本申请还提供了一种显示面板的制作方法,该方法包括以下步骤:
提供基板,在所述基板上形成显示区;
形成环绕所述显示区的阻挡墙;
在所述阻挡墙顶部形成第一绝缘层;
将所述第一绝缘层图形化,形成多个平行设置的盖帽结构,所述多个盖帽结构的延伸方向平行于所述阻挡墙的延伸方向;
以所述盖帽结构为掩膜版,对所述阻挡墙进行刻蚀,形成多个平行设置的凹槽结构。
本申请通过在阻挡墙顶部设置多个凹槽结构,提高了单一的阻挡墙对有机封装层的阻挡能力。通过合理的设置凹槽结构的数目、位置和深度,本申请能够在避免有机阻挡层外溢的情况下将阻挡墙的数目减小到一条,有效的减小了阻挡墙所占的面积,有利于增加显示面板的屏占比。
图1为本申请的一个具体实施例中的显示面板的结构示意图;
图2为图1中的显示面板的阻挡墙在形成多个凹槽结构之间沿A1-A2方向的剖面图;
图3为图2中的阻挡墙形成多个凹槽结构之后沿A1-A2方向的剖面图;
图4为本申请的一个具体实施例中的阻挡墙的结构示意图;
图5为本申请的另一个具体实施例中的阻挡墙的结构示意图;
图6为图5中的阻挡墙的俯视图;
图7为图2中的显示面板形成薄膜封装结构之后的剖面图;
图8为本申请的另一个实施例中的阻挡墙的俯视图。
以下各实施例的说明是参考附加的图示,用以例示本申请可用以实施的特定实施例。本申请所提到的方向用语,例如[上]、[下]、[前]、[后]、[左]、[右]、[内]、[外]、[侧面]等,仅是参考附加图式的方向。因此,使用的方向用语是用以说明及理解本申请,而非用以限制本申请。在图中,结构相似的单元是用以相同标号表示。
参见图1,图1为本申请的一个具体实施例中的显示面板的结构示意图。所述显示面板包括显示区110、环绕所述显示区110的非显示区120和位于所述非显示区120下方的弯折区130。所述非显示区120中包括第一阻挡墙121以及环绕所述第一阻挡墙121的第二阻挡墙122。在弯折区130上方,为了减小阻挡墙的面积,弯折区上方的阻挡墙仅设置了一层,即第三阻挡墙410。为了增强第三阻挡墙410的阻挡效果,本申请对所述第三阻挡墙410的结构进行了改进。
参见图2、图3和图7,图2为图1中的显示面板的阻挡墙在形成多个凹槽结构之间沿A1-A2方向的剖面图,图3为图2中的阻挡墙形成多个凹槽结构之后沿A1-A2方向的剖面图,图7为图2中的显示面板形成薄膜封装结构之后的剖面图。
本申请中,所述显示面板包括柔性基板200,所述显示区110和非显示区120均位于所述柔性基板200上。所述显示区110包括薄膜晶体管层310、覆盖所述薄膜晶体管层310的平坦化层320、位于所述平坦化层320上发的像素定义层340以及位于所述像素定义层340的多个开口之中的多个发光结构330。
所述非显示区120包括环绕所述显示区110的阻挡墙410,所述阻挡墙410的顶部具有多个平行设置的凹槽结构422。参见图6,所述多个凹槽结构422的延伸方向平行于所述阻挡墙410的延伸方向。
薄膜封装结构500覆盖所述显示区和非显示区。可以看出,所述凹槽结构422能够将所述薄膜封装结构500中的无机薄膜限制在凹槽结构中,使有机阻挡材料无法溢出,从而通过单一的阻挡墙即可实现对有机阻挡材料的密封。
下面将结合具体实施例对本申请进行详细说明。
参见图7,所述阻挡墙410还包括多个盖帽结构421,所述多个盖帽结构421位于所述多个凹槽结构两侧的阻挡墙410顶部。
参见图2和图3,所述凹槽结构422和盖帽结构421的形成方法为:首先在所述阻挡墙410顶部形成第一绝缘层420,之后将所述第一绝缘层420图形化,形成多个平行设置的盖帽结构421,所述多个盖帽结构421的延伸方向平行于所述阻挡墙410的延伸方向,最后以所述盖帽结构421为掩膜版,对所述阻挡墙410进行刻蚀,形成多个平行设置的凹槽结构422。本实施例中,采用同一工艺流程同时形成所述凹槽结构422和盖帽结构421,能够节省工艺成本,简化工艺流程。
本实施例中,为了增强所述凹槽结构422对无机薄膜的限制能力,所述多个凹槽结构422的深度大于或等于所述阻挡墙410高度的四分之一,所述盖帽结构421的高度小于或等于所述凹槽结构422的最小深度。
本申请中,通过控制刻蚀工艺的参数,可以使所述多个凹槽结构422具有不同的深度,所述多个盖帽结构421具有不同的高度,如图3所示。当然,在本申请的其他实施例中,如图4所示,所述多个凹槽结构422具有相同的深度,所述多个盖帽结构421具有相同的高度。相同规格的多个凹槽结构422和盖帽结构421更加容易实现,降低了工艺难度。
参见图5,在本申请的另一个实施例中,所述凹槽结构422的深度与所述凹槽结构422距离所述显示区110的距离正相关,距离所述显示区110最近的凹槽结构422的深度小于距离所述显示区最远的凹槽结构422的深度。同样的,所述盖膜结构421的高度也与所述盖帽结构421距离所述显示区110的距离正相关,距离所述显示区110最近的盖帽结构421的高度小于距离所述显示区最远的盖帽结构421的高度。
本申请中,为了进一步增强所述阻挡墙410的阻挡能力,对所述阻挡墙410的结构进行了进一步优化。参见图8,所述阻挡墙410包括第一区段、第二区段和多个连接段1233。
所述第一区段包括多个第一子区段1231,所述多个第一子区段1231沿所述多个第一区段的长度方向延伸,相邻的两个第一子区段1231之间具有第一间隔。所述第二区段与所述第一区段平行设置,所述第二区段包括多个第二子区段1232,相邻的两个第二子区段1232之间具有第二间隔,所述多个第二子区段1232的位置与所述多个第一个间隔的位置相对应,所述多个第一子区段1231的位于与所述多个第二间隔的位置相对应。
所述多个连接段1233位于所述第一区段和第二区段之间,用于连接每一个第一子区段1231和与所述第一子区段1231相邻的两个第二子区段1232。
参见图8,本实施例中,所述多个第一子区段1231的长度相等,所述多个第一间隔的长度相等,所述多个第二子区段1232的长度相等,所述多个第二间隔的长度相等。所述多个第一子区段1231的长度大于所述多个第二间隔的长度,所述多个第二子区段1232的长度大于所述第一间隔的长度。所述第一区段和所述第二区段之间的距离大于或等于所述第一区段和第二区段的宽度之和,小于或等于所述第一区段和第二区段的宽度之和的两倍。
本实施例中,每一个第一子区段1231和与所述第一子区段1231连接的两个连接段1233构成一个梯形结构,每一个第二子区段1232和与所述第二子区段1232连接的两个连接段1233构成一个梯形结构,所述梯形结构能够对阻挡墙处的无机薄膜产生三次阻挡,从而极大的提高了所述阻挡墙的阻挡能力。相应的,本申请还提供了一种显示面板的制作方法,该方法包括以下步骤:
提供基板200,在所述基板200上形成显示区120;
形成环绕所述显示区110的阻挡墙410;
在所述阻挡墙410顶部形成第一绝缘层420;
将所述第一绝缘层420图形化,形成多个平行设置的盖帽结构421,所述多个盖帽结构421的延伸方向平行于所述阻挡墙410的延伸方向;
以所述盖帽结构421为掩膜版,对所述阻挡墙410进行刻蚀,形成多个平行设置的凹槽结构422。
本申请通过在阻挡墙顶部设置多个凹槽结构,提高了单一的阻挡墙对有机封装层的阻挡能力。通过合理的设置凹槽结构的数目、位置和深度,本申请能够在避免有机阻挡层外溢的情况下将阻挡墙的数目减小到一条,有效的减小了阻挡墙所占的面积,有利于增加显示面板的屏占比。
综上所述,虽然本申请已以优选实施例揭露如上,但上述优选实施例并非用以限制本申请,本领域的普通技术人员,在不脱离本申请的精神和范围内,均可作各种更动与润饰,因此本申请的保护范围以权利要求界定的范围为准。
Claims (15)
- 一种显示面板,其中,所述显示面板包括显示区和环绕所述显示区的阻挡墙,所述阻挡墙的顶部具有多个平行设置的凹槽结构,所述多个凹槽结构的延伸方向平行于所述阻挡墙的延伸方向;其中,所述阻挡墙还包括多个盖帽结构,所述多个盖帽结构位于所述多个凹槽结构两侧的阻挡墙顶部;其中,所述多个凹槽结构的深度大于或等于所述阻挡墙高度的四分之一,所述盖帽结构的高度小于或等于所述凹槽结构的最小深度;其中,所述多个凹槽结构具有不同的深度,所述多个盖帽结构具有不同的高度;其中,所述凹槽结构的深度与所述凹槽结构距离所述显示区的距离正相关,距离所述显示区最近的凹槽结构的深度小于距离所述显示区最远的凹槽结构的深度。
- 根据权利要求1所述的显示面板,其中,所述阻挡墙包括:第一区段,所述第一区段包括多个第一子区段,所述多个第一子区段沿所述多个第一区段的长度方向延伸,相邻的两个第一子区段之间具有第一间隔;第二区段,所述第二区段与所述第一区段平行设置,所述第二区段包括多个第二子区段,相邻的两个第二子区段之间具有第二间隔,所述多个第二子区段的位置与所述多个第一个间隔的位置相对应,所述多个第一子区段的位于与所述多个第二间隔的位置相对应;以及多个连接段,所述多个连接段位于所述第一区段和第二区段之间,用于连接每一个第一子区段和与所述第一子区段相邻的两个第二子区段。
- 根据权利要求2所述的显示面板,其中,所述多个第一子区段的长度相等,所述多个第一间隔的长度相等,所述多个第二子区段的长度相等,所述多个第二间隔的长度相等。
- 根据权利要求3所述的显示面板,其中,所述多个第一子区段的长度大于所述多个第二间隔的长度,所述多个第二子区段的长度大于所述第一间隔的长度。
- 根据权利要求4所述的显示面板,其中,所述第一区段和所述第二区段之间的距离大于或等于所述第一区段和第二区段的宽度之和,小于或等于所述第一区段和第二区段的宽度之和的两倍。
- 一种显示面板,其中,所述显示面板包括显示区和环绕所述显示区的阻挡墙,所述阻挡墙的顶部具有多个平行设置的凹槽结构,所述多个凹槽结构的延伸方向平行于所述阻挡墙的延伸方向。
- 根据权利要求6所述的显示面板,其中,所述阻挡墙还包括多个盖帽结构,所述多个盖帽结构位于所述多个凹槽结构两侧的阻挡墙顶部。
- 根据权利要求7所述的显示面板,其中,所述多个凹槽结构的深度大于或等于所述阻挡墙高度的四分之一,所述盖帽结构的高度小于或等于所述凹槽结构的最小深度。
- 根据权利要求8所述的显示面板,其中,所述多个凹槽结构具有不同的深度,所述多个盖帽结构具有不同的高度。
- 根据权利要求9所述的显示面板,其中,所述凹槽结构的深度与所述凹槽结构距离所述显示区的距离正相关,距离所述显示区最近的凹槽结构的深度小于距离所述显示区最远的凹槽结构的深度。
- 根据权利要求6所述的显示面板,其中,所述阻挡墙包括:第一区段,所述第一区段包括多个第一子区段,所述多个第一子区段沿所述多个第一区段的长度方向延伸,相邻的两个第一子区段之间具有第一间隔;第二区段,所述第二区段与所述第一区段平行设置,所述第二区段包括多个第二子区段,相邻的两个第二子区段之间具有第二间隔,所述多个第二子区段的位置与所述多个第一个间隔的位置相对应,所述多个第一子区段的位于与所述多个第二间隔的位置相对应;以及多个连接段,所述多个连接段位于所述第一区段和第二区段之间,用于连接每一个第一子区段和与所述第一子区段相邻的两个第二子区段。
- 根据权利要求11所述的显示面板,其中,所述多个第一子区段的长度相等,所述多个第一间隔的长度相等,所述多个第二子区段的长度相等,所述多个第二间隔的长度相等。
- 根据权利要求12所述的显示面板,其中,所述多个第一子区段的长度大于所述多个第二间隔的长度,所述多个第二子区段的长度大于所述第一间隔的长度。
- 根据权利要求11所述的显示面板,其中,所述第一区段和所述第二区段之间的距离大于或等于所述第一区段和第二区段的宽度之和,小于或等于所述第一区段和第二区段的宽度之和的两倍。
- 一种显示面板的制作方法,其中,该方法包括以下步骤:提供基板,在所述基板上形成显示区;形成环绕所述显示区的阻挡墙;在所述阻挡墙顶部形成第一绝缘层;将所述第一绝缘层图形化,形成多个平行设置的盖帽结构,所述多个盖帽结构的延伸方向平行于所述阻挡墙的延伸方向;以所述盖帽结构为掩膜版,对所述阻挡墙进行刻蚀,形成多个平行设置的凹槽结构。
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| CN110212110B (zh) * | 2019-05-27 | 2021-04-02 | 武汉华星光电半导体显示技术有限公司 | 显示面板及其制作方法 |
| CN110635064A (zh) * | 2019-09-24 | 2019-12-31 | 武汉华星光电半导体显示技术有限公司 | 显示面板以及显示装置 |
| CN111446381A (zh) * | 2020-04-13 | 2020-07-24 | 武汉华星光电半导体显示技术有限公司 | 显示面板及显示终端 |
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| CN113097262A (zh) * | 2021-03-25 | 2021-07-09 | 深圳市华星光电半导体显示技术有限公司 | 显示面板及显示装置 |
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| CN109616580A (zh) * | 2018-10-23 | 2019-04-12 | 武汉华星光电半导体显示技术有限公司 | 阵列基板及其制作方法、显示装置 |
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| CN107968111A (zh) * | 2014-06-25 | 2018-04-27 | 乐金显示有限公司 | 有机发光显示装置 |
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| CN110212110A (zh) * | 2019-05-27 | 2019-09-06 | 武汉华星光电半导体显示技术有限公司 | 显示面板及其制作方法 |
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