CN112578584A - Display panel, manufacturing method and display device - Google Patents

Display panel, manufacturing method and display device Download PDF

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Publication number
CN112578584A
CN112578584A CN202011411001.7A CN202011411001A CN112578584A CN 112578584 A CN112578584 A CN 112578584A CN 202011411001 A CN202011411001 A CN 202011411001A CN 112578584 A CN112578584 A CN 112578584A
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Prior art keywords
layer
array substrate
gap
far away
display panel
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CN202011411001.7A
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Chinese (zh)
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俞云
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Shenzhen China Star Optoelectronics Semiconductor Display Technology Co Ltd
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Shenzhen China Star Optoelectronics Semiconductor Display Technology Co Ltd
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Priority to CN202011411001.7A priority Critical patent/CN112578584A/en
Publication of CN112578584A publication Critical patent/CN112578584A/en
Pending legal-status Critical Current

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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
    • G02F1/1335—Structural association of cells with optical devices, e.g. polarisers or reflectors
    • G02F1/133509—Filters, e.g. light shielding masks
    • G02F1/133512—Light shielding layers, e.g. black matrix
    • 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
    • G02F1/1335—Structural association of cells with optical devices, e.g. polarisers or reflectors
    • G02F1/133509—Filters, e.g. light shielding masks
    • G02F1/133514—Colour filters
    • G02F1/133516—Methods for their manufacture, e.g. printing, electro-deposition or photolithography
    • 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

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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)
  • Engineering & Computer Science (AREA)
  • Manufacturing & Machinery (AREA)
  • Liquid Crystal (AREA)
  • Optical Filters (AREA)

Abstract

In the display panel, the manufacturing method and the display device provided by the embodiment of the application, the array substrate of the display panel is provided with a first surface and a second surface which are oppositely arranged, the first metal layer is arranged on the first surface, the metal layer is provided with a gap, the insulating layer is arranged on one surface of the first metal layer, which is far away from the array substrate, the protective layer is arranged on one surface of the insulating layer, which is far away from the array substrate, the color resistance layer is arranged on one surface of the protective layer, which is far away from the array substrate, the color resistance layer has a gap, the green color resistance layer is arranged on one surface of the protective layer far away from the array substrate, the green color resistance layer is positioned in the gap and corresponds to the gap, the organic flat layer covers one surface, far away from the array substrate, of the color resistance layer, the green color resistance layer and the protective layer, and the black photosensitive gap layer is arranged on one surface, far away from the array panel, of the organic flat layer. This application can effectually avoid the light leak.

Description

Display panel, manufacturing method and display device
Technical Field
The present disclosure relates to the field of display technologies, and in particular, to a display panel, a manufacturing method and a display device.
Background
The application of the BPS (Black Photo Spacer) technology to the display panel manufacturing technology is helpful to save the Color Filter substrate (Color Filter) process, shorten the product production flow, improve the efficiency/yield, and reduce the cost.
In the prior art, a double-layer color resistor stack is overlaid, BPS is covered on the double-layer color resistor stack to serve as a film column/photosensitive spacer, and BPS is covered on a single-layer color resistor to serve as an auxiliary film column. In order to make the segment difference, the RGB color resistors adopt an island-shaped design, and the color resistors in the grid region are dug. As the thickness of the BPS film layer is larger than 2.5um, in order to enable the BPS material to be exposed quickly and completely, the BPS material is designed to be slightly transparent in the wave band about 400nm of backlight so that the light of an exposure machine is partially transparent to achieve the purpose of quick exposure. But is therefore transparent, resulting in dark state or low gray level light leakage between the gate and the metal gap.
Therefore, it is an urgent technical problem to be solved by those skilled in the art to provide a display panel capable of avoiding light leakage.
Disclosure of Invention
An embodiment of the present application provides a display panel, including:
the array substrate is provided with a first surface and a second surface which are oppositely arranged;
a first metal layer disposed on the first face, the metal layer having a gap;
the insulating layer is arranged on one surface, far away from the array substrate, of the first metal layer;
the protective layer is arranged on one surface, far away from the array substrate, of the insulating layer;
the color resistance layer is arranged on one surface, far away from the array substrate, of the protective layer, and a gap exists in the color resistance layer;
the green color resistance layer is arranged on one surface, far away from the array substrate, of the protective layer, and the green color resistance layer is located in the gap and corresponds to the gap;
the organic flat layer covers one surfaces, far away from the array substrate, of the color resistance layer, the green color resistance layer and the protective layer;
and the black photosensitive gap layer is arranged on one side of the organic flat layer, which is far away from the array panel.
In some embodiments, the black photosensitive gap layer forms a main spacer and an auxiliary spacer, and the height of the main spacer is greater than the height of the auxiliary spacer.
In some embodiments, the green color resist layer has a thickness lower than the height of the auxiliary gap pillar.
In some embodiments, the color-resisting layer includes one or more layers, the position of the color-resisting layer stack corresponds to the main spacing column, and the color-resisting layer includes a red sub-color-resisting layer, a green sub-color-resisting layer and a blue sub-color-resisting layer.
In some embodiments, the film thickness of the black photosensitive gap layer is at least greater than 3.0um, and the optical compactness of the black photosensitive gap layer is 1/um to 1.4/um.
In some embodiments, the green color resist layer has a film thickness greater than 1.5 um.
In some embodiments, a second metal layer is disposed on a side of the insulating layer away from the array substrate, and an orthographic projection of the second metal layer falls within the first metal layer.
In some embodiments, the black photosensitive gap layer is located at an edge of the array substrate.
The embodiment of the present application further provides a manufacturing method of an array substrate, including:
providing an array substrate, wherein the array substrate is provided with a first surface and a second surface which are oppositely arranged;
arranging a first metal layer on the first surface, wherein the metal layer is provided with a gap;
arranging an insulating layer on one surface of the first metal layer, which is far away from the array substrate;
arranging a protective layer on one surface of the insulating layer, which is far away from the array substrate;
arranging a color resistance layer on one surface of the protection layer, which is far away from the array substrate, wherein a gap exists in the color resistance layer;
arranging a green color resistance layer on one surface of the protection layer, which is far away from the array substrate, wherein the green color resistance layer is positioned in the gap and corresponds to the gap;
covering an organic flat layer on the surfaces, far away from the array substrate, of the color resistance layer, the green color resistance layer and the protective layer;
and arranging a black photosensitive gap layer on one surface of the organic flat layer, which is far away from the array panel.
The embodiment of the application provides a display device, including backlight unit and display panel, the display panel is located on the backlight unit, the display panel be above the display panel.
The display panel, the manufacturing method and the display device provided by the embodiment of the application, the display panel comprises an array substrate, a first metal layer, an insulating layer, a protective layer, a color resistance layer, a green color resistance layer, an organic flat layer and a black photosensitive gap layer, the array substrate is provided with a first surface and a second surface which are oppositely arranged, the first metal layer is arranged on the first surface, the metal layer is provided with a gap, the insulating layer is arranged on one surface of the first metal layer far away from the array substrate, the protective layer is arranged on one surface of the insulating layer far away from the array substrate, the color resistance layer is arranged on one surface of the protective layer far away from the array substrate, the color resistance layer is provided with a gap, the green color resistance layer is arranged on one surface of the protective layer far away from the array substrate, the green color resistance layer is arranged in the gap and corresponds to the gap, the organic flat layer covers one surface, far away from the array substrate, of the color resistance layer, the green color resistance layer and the protective layer, and the black photosensitive gap layer is arranged on one surface, far away from the array panel, of the organic flat layer. This application has the green look in the position look of clearance and hinders the green look layer that corresponds at the metal level, piles up black sensitization clearance layer on green look hinders the layer simultaneously, can effectually avoid the light leak like this, promotes display panel's quality.
Drawings
In order to more clearly illustrate the technical solutions in the embodiments of the present application, the drawings used in the description of the embodiments will be briefly introduced below, and it is obvious that the drawings in the following description are only some embodiments of the present application, and it is obvious for those skilled in the art to obtain other drawings without creative efforts.
Fig. 1 is a schematic structural diagram of a display panel according to an embodiment of the present application.
Fig. 2 is a schematic sectional view in the direction a-a of fig. 1.
Fig. 3 is a schematic view of another structure of a display panel according to an embodiment of the present disclosure.
Fig. 4 is a schematic cross-sectional view of fig. 3 in the direction B-B.
Fig. 5 is a schematic flow chart of a display manufacturing method according to an embodiment of the present disclosure.
Fig. 6 is a schematic structural diagram of a display device according to an embodiment of the present application.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without inventive exercise, are within the scope of the present invention.
It should be noted that in the description of the present application, it is to be understood that the terms "upper", "lower", "front", "rear", "left", "right", "inner", "outer", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, which are only for convenience in describing the present application and simplifying the description, but do not indicate or imply that the referred device or element must have a specific orientation, be configured in a specific orientation, and operate, and thus, should not be construed as limiting the present application.
Embodiments of the present disclosure provide a display panel, a manufacturing method thereof and a display device, which are described in detail below.
Referring to fig. 1 and fig. 2, fig. 1 is a schematic structural diagram of a display panel 10 according to an embodiment of the present disclosure. Fig. 2 is a schematic sectional view in the direction a-a of fig. 1. Wherein, the display panel 10 includes an array substrate 11, a first metal layer 12, an insulating layer 13, a protective layer 14, a color resistance layer 15, a green color resistance layer 16, an organic flat layer 17 and a black photosensitive gap layer 18, the array substrate 11 has a first face 11a and a second face 11b which are oppositely arranged, the first metal layer 12 is arranged on the first face 11a, the metal layer has a gap 121, the insulating layer 13 is arranged on the face of the first metal layer 12 far away from the array substrate 11, the protective layer 14 is arranged on the face of the insulating layer 13 far away from the array substrate 11, the color resistance layer 15 is arranged on the face of the protective layer 14 far away from the array substrate 11, the color resistance layer 15 has a gap 153, the green color resistance layer 16 is arranged on the face of the protective layer 14 far away from the array substrate 11, the green color resistance layer 16 is located in the gap 153 and corresponds to the gap 121, the organic flat layer 17 covers one side of the color resistance layer 15, the green color resistance layer 16 and the protective layer 14 far away from the array substrate 11, and the black photosensitive gap layer 18 is arranged on one side of the organic flat layer 17 far away from the array panel.
The first surface 11a is an upper surface of the array substrate 11, and the second surface 11b is a lower surface of the array substrate 11. Of course, the first surface 11a may be a lower surface of the array substrate 11, and the second surface 11b may be an upper surface of the array substrate 11.
First metal layer 12 the first metal layer 12 may be patterned to form a gate. The first metal layer 12 has a gap 121, and there may be a case of light leakage at the gap 121.
Wherein, the black photosensitive gap layer 18 forms a main spacing column 181 and an auxiliary spacing column 182, and the height of the main spacing column 181 is greater than the height of the auxiliary spacing column 182. The black photosensitive gap layer 18 forms the main spacer 181 and the sub spacer 182, and can prevent the liquid crystal from overflowing. Meanwhile, the color barrier between the main spacer 181 and the auxiliary spacer has a groove, which can better prevent the liquid crystal from overflowing the boundary of the display panel 10.
The thickness of the film layer at the corresponding position of the green color resistance layer 16 is lower than the height of the auxiliary gap 121. It will be appreciated that the green resist layer 16 has a film thickness that is less than the height of the secondary spacer 182 so that the effect of the brown photosensitive gap 121 layer is not compromised.
Referring to fig. 3 and 4, fig. 3 is a schematic view of another structure of the display panel 10 according to the embodiment of the present disclosure. Fig. 4 is a schematic cross-sectional view of fig. 3 in the direction B-B. The color resist layer 15 includes one or more layers, the position where the plurality of color resist layers 15 are stacked corresponds to the main spacer 181, and the color resist layer 15 includes a red sub-color resist layer 151, a green sub-color resist layer 152, and a blue sub-color resist layer. It is understood that the color resist layer 15 may comprise one or more layers. In order to realize the level difference of the black photosensitive gap layer 18, the level difference of the main spacer 181 and the auxiliary spacer 182 may be realized by stacking the color resist layer 15 at a position corresponding to the main spacer 181. For example, the blue sub-color resist layer and the red sub-color resist layer 151 are stacked at positions corresponding to the main spacers 181, so that the height of the main spacers 181 is greater than that of the auxiliary spacers 182.
Wherein, the film thickness of the black photosensitive gap layer 18 is at least greater than 3.0um, and the optical compactness of the black photosensitive gap layer 18 is 1/um to 1.4/um. It is understood that the film thickness of the black photosensitive layer can be 3.0um, 4.0um, 5.0um, etc., and the optical density of the black photosensitive gap layer 18 is 1/um, 1.1/um, 1.2/um, 1.3/um, and 1.4/um.
Wherein, the thickness of the green color resistance layer 16 is larger than 1.5 um. It is understood that the green color resist layer 16 may have a film thickness of 1.5um, 1.6um, 1.7um, etc. Specifically, the green color resist layer 16 may be slit-shaped in order to prevent the entire height of the green color resist layer 16 from being higher than the height of the auxiliary spacers 182. Meanwhile, in the process of manufacturing the green color resist layer 16, it may be formed by a mask plate. When the mask is designed to have a boundary/spacer of 2/5um, the green color resist layer has a better thinning effect.
A second metal layer 19 is disposed on a surface of the insulating layer 13 away from the array substrate 11, and an orthographic projection of the second metal layer 19 falls within the first metal layer 12.
Wherein the black photosensitive gap layer 18 is located at the edge of the array substrate 11.
The display panel 10 includes an array substrate 11, a first metal layer 12, an insulating layer 13, a protective layer 14, a color resistance layer 15, a green color resistance layer 16, an organic flat layer 17 and a black photosensitive gap layer 18, the array substrate 11 has a first face 11a and a second face 11b which are oppositely arranged, the first metal layer 12 is arranged on the first face 11a, the metal layer has a gap 121, the insulating layer 13 is arranged on a face of the first metal layer 12 away from the array substrate 11, the protective layer 14 is arranged on a face of the insulating layer 13 away from the array substrate 11, the color resistance layer 15 is arranged on a face of the protective layer 14 away from the array substrate 11, the color resistance layer 15 exists in a gap 153, the green color resistance layer 16 is arranged on a face of the protective layer 14 away from the array substrate 11, the green color resistance layer 16 is arranged in the gap 153 and corresponds to the gap 121, the organic flat layer 17 covers one side of the color resistance layer 15, the green color resistance layer 16 and the protective layer 14 far away from the array substrate 11, and the black photosensitive gap layer 18 is arranged on one side of the organic flat layer 17 far away from the array panel. This application has the green color to hinder layer 16 that the position color of clearance 121 corresponds at the metal level, piles up black sensitization clearance layer 18 on green color hinders layer 16 simultaneously, can effectually avoid the light leak like this, promotes the quality of display panel 10.
Referring to fig. 5, fig. 5 is a schematic flow chart of a display manufacturing method according to an embodiment of the present disclosure. The embodiment of the application provides a manufacturing method of a display panel, which comprises the following steps:
201. an array substrate is provided, and the array substrate is provided with a first surface and a second surface which are oppositely arranged.
The first surface is an upper surface of the array substrate, and the second surface is a lower surface of the array substrate. Of course, the first surface may also be a lower surface of the array substrate, and the second surface may be an upper surface of the array substrate.
202. And arranging a first metal layer on the first surface, wherein the metal layer is provided with a gap.
The first metal layer and the first metal layer may be patterned to form a gate. The first metal layer has a gap, and there may be a case where light leaks at the gap.
203. And arranging an insulating layer on one surface of the first metal layer, which is far away from the array substrate.
204. And arranging a protective layer on one surface of the insulating layer, which is far away from the array substrate.
205. And arranging a color resistance layer on one surface of the protective layer, which is far away from the array substrate, wherein a gap exists in the color resistance layer.
It should be noted that the color resist layer includes a red sub-color resist layer, a green sub-color resist layer, and a blue sub-color resist layer.
206. And arranging a green color resistance layer on one surface of the protective layer, which is far away from the array substrate, wherein the green color resistance layer is positioned in the gap and corresponds to the gap.
207. And covering an organic flat layer on the surfaces of the color resistance layer, the green color resistance layer and the protective layer, which are far away from the array substrate.
208. And arranging a black photosensitive gap layer on one surface of the organic flat layer, which is far away from the array panel.
According to the method, the green color resistance layer corresponding to the color resistance is arranged at the position where the gap exists in the metal layer, and the black photosensitive gap layer is stacked on the green color resistance layer, so that light leakage can be effectively avoided, and the quality of the display panel is improved.
Referring to fig. 6, fig. 6 is a schematic structural diagram of a display device according to an embodiment of the present disclosure. The display device comprises a backlight module and a display panel, wherein the display panel is located on the backlight module, and the display panel is the display panel in the embodiment. Since the display panel has been described in detail in the above embodiments, the display panel is not described in detail in this application. Meanwhile, the display device of the embodiment of the application includes the display panel, so that the technical effect of the display panel is inherited, and the technical effect of the display device is not described in detail in the embodiment of the application.
The display panel, the manufacturing method and the display device provided by the embodiments of the present application are described in detail above, and the principles and embodiments of the present application are described herein by applying specific examples, and the description of the above embodiments is only used to help understanding the present application. Meanwhile, for those skilled in the art, according to the idea of the present application, the specific embodiments and the application scope may be changed, and in summary, the content of the present specification should not be construed as limiting the present application.

Claims (10)

1. A display panel, comprising:
the array substrate is provided with a first surface and a second surface which are oppositely arranged;
a first metal layer disposed on the first face, the first metal layer having a gap;
the insulating layer is arranged on one surface, far away from the array substrate, of the first metal layer;
the protective layer is arranged on one surface, far away from the array substrate, of the insulating layer;
the color resistance layer is arranged on one surface, far away from the array substrate, of the protective layer, and a gap exists in the color resistance layer;
the green color resistance layer is arranged on one surface, far away from the array substrate, of the protective layer, and the green color resistance layer is located in the gap and corresponds to the gap;
the organic flat layer covers one surfaces, far away from the array substrate, of the color resistance layer, the green color resistance layer and the protective layer;
and the black photosensitive gap layer is arranged on one side of the organic flat layer, which is far away from the array panel.
2. The display panel according to claim 1, wherein the black photosensitive spacer layer forms a main spacer and an auxiliary spacer, and a height of the main spacer is greater than a height of the auxiliary spacer.
3. The display panel of claim 2, wherein the green color barrier layer has a thickness lower than the height of the auxiliary gap pillar.
4. The display panel of claim 2, wherein the color resist layer comprises one or more layers, the color resist layers are stacked in a position corresponding to the main spacers, and the color resist layer comprises a red sub-color resist layer, a green sub-color resist layer, and a blue sub-color resist layer.
5. The display panel of claim 1, wherein the film thickness of the black photosensitive gap layer is at least greater than 3.0um, and the optical density of the black photosensitive gap layer is 1/um to 1.4/um.
6. The display panel of claim 1, wherein the green color resist layer has a film thickness greater than 1.5 um.
7. The display panel according to claim 1, wherein a side of the insulating layer away from the array substrate is provided with a second metal layer, and an orthographic projection of the second metal layer falls within the first metal layer.
8. The display panel of claim 1, wherein the black photosensitive gap layer is located at an edge of the array substrate.
9. A method for manufacturing a display panel includes:
providing an array substrate, wherein the array substrate is provided with a first surface and a second surface which are oppositely arranged;
arranging a first metal layer on the first surface, wherein the metal layer is provided with a gap;
arranging an insulating layer on one surface of the first metal layer, which is far away from the array substrate;
arranging a protective layer on one surface of the insulating layer, which is far away from the array substrate;
arranging a color resistance layer on one surface of the protection layer, which is far away from the array substrate, wherein a gap 153 exists in the color resistance layer;
arranging a green color resistance layer on one surface of the protection layer, which is far away from the array substrate, wherein the green color resistance layer is positioned in the gap and corresponds to the gap;
covering an organic flat layer on the surfaces, far away from the array substrate, of the color resistance layer, the green color resistance layer and the protective layer;
and arranging a black photosensitive gap layer on one surface of the organic flat layer, which is far away from the array panel.
10. A display device, comprising a backlight module and a display panel, wherein the display panel is located on the backlight module, and the display panel is the display panel according to any one of claims 1 to 8.
CN202011411001.7A 2020-12-03 2020-12-03 Display panel, manufacturing method and display device Pending CN112578584A (en)

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CN111552127A (en) * 2020-05-13 2020-08-18 深圳市华星光电半导体显示技术有限公司 BPS (Business Process control) type color film substrate and liquid crystal panel

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