CN114019738A - Array substrate, display panel and manufacturing method thereof - Google Patents
Array substrate, display panel and manufacturing method thereof Download PDFInfo
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- CN114019738A CN114019738A CN202111375490.XA CN202111375490A CN114019738A CN 114019738 A CN114019738 A CN 114019738A CN 202111375490 A CN202111375490 A CN 202111375490A CN 114019738 A CN114019738 A CN 114019738A
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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
- G02F1/136—Liquid crystal cells structurally associated with a semi-conducting layer or substrate, e.g. cells forming part of an integrated circuit
- G02F1/1362—Active matrix addressed cells
- G02F1/136277—Active matrix addressed cells formed on a semiconductor substrate, e.g. of silicon
Abstract
The application belongs to the technical field of display, and provides an array substrate, a display panel, an array substrate manufacturing method and a display panel manufacturing method, wherein the array substrate comprises a first substrate, a first driving layer and a second driving layer, the first substrate comprises a first surface and a second surface, the first driving layer is arranged on the first surface of the first substrate, and the second driving layer is arranged on the second surface of the first substrate; the display panel comprises an array substrate, a first color film substrate and a second color film substrate, wherein the first color film substrate and the second color film substrate are arranged on two sides of the array substrate; the array substrate manufacturing method is used for manufacturing the array substrate; the display panel manufacturing method is used for manufacturing the display panel. The array substrate provided by the application replaces two traditional array substrates, thereby solving the technical problems of large thickness and high cost of the double-liquid-crystal-box display panel.
Description
Technical Field
The application belongs to the technical field of display, and particularly relates to an array substrate, a display panel, an array substrate manufacturing method and a display panel manufacturing method.
Background
In order to cope with the continuous impact of the OLED (Organic electroluminescent Display) technology, the LCD (Liquid Crystal Display) industry is continuously developing innovations, and a dual cell panel is developed. The double-liquid-crystal-box display panel is formed by bonding two traditional liquid crystal panels through OCA (optical clear adhesive), can realize the real performance of double contrast, double color display and the like, and can be comparable to OLED (organic light emitting diode) in display quality.
At present, the scheme adopted for manufacturing the double-liquid-crystal-box display panel is as follows: manufacturing an array substrate, manufacturing a color film substrate, attaching the array substrate and the color film substrate, injecting liquid crystal to form a display panel, cutting the display panel, attaching a polarizer, connecting a circuit board and stacking and attaching two display panels.
However, compared with the conventional liquid crystal display panel, the dual liquid crystal display panel manufactured by the above scheme has large thickness and high cost, so that the thickness of the display device is increased, the lightness and thinness of the display device are affected, and the production cost of the display device is greatly increased.
Disclosure of Invention
The present application aims to provide an array substrate, a display panel, an array substrate manufacturing method and a display panel manufacturing method, including but not limited to solving the technical problems of large thickness and high cost of a dual-liquid-crystal-box display panel.
In order to achieve the above object, the present application provides an array substrate including a first surface and a second surface, the array substrate further including:
the first driving layer is arranged on the first surface of the first substrate; and
and the second driving layer is arranged on the second surface of the first substrate.
The array substrate provided by the application adopts and makes first drive layer and second drive layer on two surfaces of first substrate for array substrate can replace two traditional array substrate, form a neotype two liquid crystal box display panel with the laminating of two various membrane base plates, compare driven two liquid crystal box display panel and not only reduced a substrate, but also saved one deck optical cement, thereby solved two liquid crystal box display panel thickness big, with high costs technical problem, two liquid crystal box display panel thickness and manufacturing cost have been reduced effectively.
The present application also provides a display panel, including:
the array substrate described above;
the first color film substrate is arranged on one side of the array substrate in an opposite and spaced mode, a first liquid crystal layer is arranged between the first color film substrate and the array substrate, and a first polarizer is arranged on the surface, away from the array substrate, of the first color film substrate; and
the second color film substrate is oppositely arranged on the other side of the array substrate at intervals, a second liquid crystal layer is arranged between the second color film substrate and the array substrate, and a second polaroid is arranged on the surface, away from the array substrate, of the second color film substrate.
The application provides a display panel forms through an array substrate and the laminating of first various membrane base plate and the various membrane base plate of second respectively and has two liquid crystal box display panel, has saved the step of the laminating of two traditional display panel, has saved an array substrate and two polaroids to the design, the process flow of two liquid crystal box display panel have been simplified, the technical problem that the thickness of two liquid crystal box display panel is big, with high costs has been solved effectively, be favorable to promoting two liquid crystal box display panel's production efficiency.
In one embodiment, the array substrate includes:
a first substrate;
the first driving layer is arranged on the surface, facing the first liquid crystal layer, of the first substrate; and
and the second driving layer is arranged on the surface of the first substrate facing the second liquid crystal layer.
Therefore, the functions which can be realized by two traditional array substrates can be realized by one array substrate, and the thickness and the production cost of the display panel are effectively reduced.
In one embodiment, the first color filter substrate includes:
a second substrate;
the first color resistance layer is arranged on the surface, facing the first liquid crystal layer, of the second substrate; and
the first conducting layer is arranged on the surface, facing the first liquid crystal layer, of the first color resistance layer;
the second color film substrate comprises:
a third substrate;
the second color resistance layer is arranged on the surface, facing the second liquid crystal layer, of the third substrate; and
and the second conducting layer is arranged on the surface of the second color resistance layer facing the second liquid crystal layer.
Therefore, the display panel formed by the first color film substrate, the second color film substrate and the array substrate can realize double contrast and double color display effects.
In one embodiment, a surface of the first driving layer facing the first liquid crystal layer is provided with a first guide film, and a surface of the second driving layer facing the second liquid crystal layer is provided with a second guide film.
Thereby realizing alignment of the liquid crystal of the first liquid crystal layer and alignment of the liquid crystal of the second liquid crystal layer.
In one embodiment, the display panel further includes:
a first drive circuit board or two second drive circuit boards; and
two flip chips, wherein two ends of one of the flip chips are respectively connected with the first driving layer and the first driving circuit board, and two ends of the other flip chip are respectively connected with the second driving layer and the first driving circuit board; or two ends of one of the chip on films are respectively connected with the first driving layer and one of the second driving circuit boards, and two ends of the other of the chip on films are respectively connected with the second driving layer and the other of the second driving circuit boards.
Thereby ensuring that the display panel can synchronously display two groups of pictures.
The application also provides an array substrate manufacturing method, which is used for manufacturing the array substrate and comprises the following steps:
manufacturing a first driving layer on a first surface of a first substrate;
and manufacturing a second driving layer on the second surface of the first substrate.
The array substrate manufacturing method provided by the application manufactures the array substrate through the steps, so that the function which can be realized by two traditional array substrates originally can be realized through one array substrate, one substrate is reduced, the step of laminating the two traditional array substrates through optical cement is omitted, the technical problems of large thickness and high cost of the double-liquid-crystal-box display panel are solved, and the thickness and the production cost of the double-liquid-crystal-box display panel are effectively reduced.
In one embodiment, the method for manufacturing the array substrate further includes the following steps:
and laying a protective layer on the surface of the first driving layer far away from the first substrate or the surface of the second driving layer far away from the first substrate.
Thereby preventing the first driving layer or the second driving layer from being damaged during the manufacturing process.
The application also provides a display panel manufacturing method, which is used for manufacturing the display panel and comprises the following steps:
manufacturing the array substrate by adopting the manufacturing method of the array substrate;
manufacturing the first color film substrate;
manufacturing the second color film substrate;
manufacturing a first liquid crystal box: dropping liquid crystal on the surface of the array substrate to manufacture a first liquid crystal layer, and attaching the first color film substrate to the surface of the array substrate with the first liquid crystal layer;
manufacturing a second liquid crystal box: dropping liquid crystal on the other surface of the array substrate to manufacture a second liquid crystal layer, and attaching the second color film substrate to the surface of the array substrate with the second liquid crystal layer;
and finishing the manufacture of the display panel: and adhering a first polaroid to the surface of the first color film substrate, which is far away from the array substrate, and adhering a second polaroid to the surface of the second color film substrate, which is far away from the array substrate.
According to the manufacturing method of the display panel, the array substrate, the first color film substrate and the second color film substrate are attached to form the display panel with the double liquid crystal boxes through the steps, the step of attaching the two traditional display panels is omitted, one array substrate and two polaroids are omitted, the design and the processing flow of the display panel with the double liquid crystal boxes are simplified, the technical problems that the display panel with the double liquid crystal boxes is large in thickness and high in cost are effectively solved, and the production efficiency of the display panel with the double liquid crystal boxes is favorably improved.
In one embodiment, before the step of completing the fabrication of the display panel, the method further comprises:
manufacturing a small-size display panel: and cutting the complete large-size display panel into a plurality of small-size display panels.
Thereby being beneficial to meeting the use requirements of customers.
In one embodiment, the step of completing the fabrication of the display panel further includes:
connecting the first driving layer and the first driving circuit board by adopting a chip on film;
connecting the second driving layer and the first driving circuit board by adopting the other chip on film;
or, the chip on film is adopted to connect the first driving layer and the second driving circuit board;
and connecting the second driving layer and the second driving circuit board by adopting the other chip on film.
Drawings
In order to more clearly illustrate the technical solutions in the embodiments of the present application, the drawings needed to be used in the embodiments or the prior art descriptions will be briefly described 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 based on these drawings without inventive exercise.
Fig. 1 is a schematic top view of an array substrate according to a first embodiment of the present disclosure;
FIG. 2 is a schematic cross-sectional view taken along the line A-A in FIG. 1;
fig. 3 is a schematic top view of a display panel according to a second embodiment or a third embodiment of the present application;
FIG. 4 is a schematic cross-sectional view taken along the line B-B in FIG. 3 and corresponding to the second embodiment;
FIG. 5 is a schematic cross-sectional view taken along the line B-B in FIG. 3 and corresponding to the third embodiment;
fig. 6 is a flowchart illustrating a manufacturing method of an array substrate according to a fourth embodiment of the present disclosure;
fig. 7 is a flowchart illustrating a manufacturing method of a display panel according to a fifth embodiment of the present application.
Wherein, in the figures, the respective reference numerals:
10-display panel, 11-array substrate, 12-first color film substrate, 13-second color film substrate, 14-first liquid crystal layer, 15-second liquid crystal layer, 16-first polarizer, 17-second polarizer, 18-first driving circuit board, 18' -second driving circuit board, 19-flip chip film, 111-first substrate, 112-first driving layer, 113-second driving layer, 114-first guide film, 115-second guide film, 121-second substrate, 122-first color resistance layer, 123-first conducting layer, 131-third substrate, 132-second color resistance layer, 133-second conducting layer.
Detailed Description
In order to make the technical problems, technical solutions and advantageous effects to be solved by the present application more clearly apparent, the present application is described in detail below with reference to the accompanying drawings and embodiments. It should be understood that the specific embodiments described herein are merely illustrative of the present application and are not intended to limit the present application.
It should be noted that: when an element is referred to as being "secured to" or "disposed on" another element, it can be directly on the other element or be indirectly on the other element. When an element is referred to as being "connected to" another element, it can be directly or indirectly connected to the other element. When a component is referred to as being "electrically connected" to another component, it can be electrically connected by conductors, or can be electrically connected by radios, or can be connected by various other means capable of carrying electrical signals.
The terms "upper", "lower", "left", "right", and the like, indicate orientations or positional relationships based on those shown in the drawings, are merely for convenience of description, and do not indicate or imply that the referred devices or elements must have a specific orientation, be constructed in a specific orientation, and operate, and thus are not to be construed as limiting the patent, and the specific meanings of the above terms will be understood by those skilled in the art according to specific situations. The term "plurality" means two or more unless specifically limited otherwise.
The first embodiment:
referring to fig. 1 and 2, the present application provides an array substrate 11, where the array substrate 11 includes a first substrate 111, a first driving layer 112, and a second driving layer 113, where the first substrate 111 includes a first surface and a second surface, the first driving layer 112 is disposed on the first surface of the first substrate 111, and the second driving layer 113 is disposed on the second surface of the first substrate 111.
Specifically, the array substrate 11 is used for assembling a dual liquid crystal cell display panel; referring to fig. 3, the first substrate 111 may be a glass substrate or a polyimide film; the first driving layer 112 includes a first thin film transistor layer and a third conductive layer, wherein the first thin film transistor layer includes a plurality of Thin Film Transistors (TFTs) arranged in a matrix on the first surface of the first substrate 111 and connected to the driving circuit board 18 to function as pixel switches, the third conductive layer is made of Indium Tin Oxide (ITO) material and includes a plurality of conductive regions arranged in a matrix on the first surface of the first substrate 111 and connected to the plurality of TFTs in a one-to-one manner to form a common electrode for cooperating with the common electrode on the first color filter substrate 12; the second driving layer 113 includes a second thin film transistor layer and a fourth conductive layer, wherein the second thin film transistor layer includes a plurality of thin film transistors, the plurality of thin film transistors are arranged in a matrix on the second surface of the first substrate 111 and connected to another driving circuit board 18 to function as a pixel switch, the fourth conductive layer is made of an indium tin oxide material and includes a plurality of conductive regions, the plurality of conductive regions are arranged in a matrix on the second surface of the first substrate 111 and connected to the plurality of thin film transistors of the second thin film transistor layer in a one-to-one manner to form a common electrode for cooperating with the common electrode on the second color filter substrate 13.
The array substrate 11 provided by this embodiment, adopt to make first drive layer 112 and second drive layer 113 on two surfaces of first substrate 111, make array substrate 11 can replace two traditional array substrates, form a neotype double liquid crystal box display panel with the laminating of two various membrane substrates, compare driven double liquid crystal box display panel and not only reduced a substrate, but also saved one deck optical cement, thereby solved double liquid crystal box display panel thickness big, with high costs technical problem, double liquid crystal box display panel thickness and manufacturing cost have been reduced effectively.
Second embodiment:
referring to fig. 3 and 4, the present application provides a display panel 10, where the display panel 10 includes an array substrate 11, a first color film substrate 12, a second color film substrate 13, a first liquid crystal layer 14, a second liquid crystal layer 15, a first polarizer 16, and a second polarizer 17; the array substrate 11 includes a first substrate 111, a first driving layer 112, and a second driving layer 113, the first substrate 111 includes a first surface and a second surface, the first driving layer 112 is disposed on the first surface of the first substrate 111, and the second driving layer 113 is disposed on the second surface of the first substrate 111; the first color film substrate 12 is arranged on one side of the array substrate 11 opposite to and at intervals, a first liquid crystal layer 14 is arranged between the first color film substrate 12 and the array substrate 11, and a first polarizer 16 is arranged on the surface of the first color film substrate 12 away from the array substrate 11; the second color filter substrate 13 is disposed opposite to and spaced apart from the array substrate 11, a second liquid crystal layer 15 is disposed between the second color filter substrate 13 and the array substrate 11, and a second polarizer 17 is disposed on a surface of the second color filter substrate 13 away from the array substrate 11.
Specifically, a first polarizer 16, a first color film substrate 12, a first liquid crystal layer 14, an array substrate 11, a second liquid crystal layer 15, a second color film substrate 13 and a second polarizer 17 are sequentially stacked; the array substrate 11, the first color filter substrate 12 and the second color filter substrate 13 each include only one substrate.
The display panel 10 provided by this embodiment forms a dual-liquid-crystal-box display panel by laminating the array substrate 11 with the first color-film substrate 12 and the second color-film substrate 13, thereby omitting the step of laminating two conventional display panels, and saving one conventional array substrate and two polarizers, thereby simplifying the design and processing flow of the dual-liquid-crystal-box display panel, effectively solving the technical problems of large thickness and high cost of the dual-liquid-crystal-box display panel, and being beneficial to improving the production efficiency of the dual-liquid-crystal-box display panel.
Further, in an embodiment, the first color filter substrate 12 includes a second substrate 121, a first color resist layer 122 and a first conductive layer 123, where the first color resist layer 122 is disposed on a surface of the second substrate 121 facing the first liquid crystal layer 14, and the first conductive layer 123 is disposed on a surface of the first color resist layer 122 facing the first liquid crystal layer 14; meanwhile, the second color filter substrate 13 includes a third substrate 131, a second color resist layer 132 and a second conductive layer 133, where the second color resist layer 132 is disposed on a surface of the third substrate 131 facing the second liquid crystal layer 15, and the second conductive layer 133 is disposed on a surface of the second color resist layer 132 facing the second liquid crystal layer 15. Specifically, the second substrate 121 and the third substrate 131 may be a glass substrate, a polyimide film, or the like, respectively; the first color resist layer 122 and the second color resist layer 132 respectively include a plurality of pixel units arranged in a matrix, each pixel unit includes a red color resist, a green color resist, a blue color resist, and the like, and is disposed opposite to the conductive region on the array substrate 11; the first conductive layer 123 is made of an indium tin oxide material, covers the surface of the first color resistance layer 122 far away from the second substrate 121, and can cooperate with the third conductive layer of the array substrate 11 to form an electric field for controlling the alignment direction of the liquid crystal; the second conductive layer 133 is made of an indium tin oxide material, and covers a surface of the second color resist layer 132 away from the third substrate 131, and may form an electric field for controlling an alignment direction of liquid crystals in cooperation with the fourth conductive layer of the array substrate 11. Therefore, the display panel 10 composed of the first color film substrate 12, the second color film substrate 13 and the array substrate 11 can realize double contrast and double color display effects.
Further, in the present embodiment, the first guide film 114 is provided on the surface of the first drive layer 112 facing the first liquid crystal layer 14, while the second guide film 115 is provided on the surface of the second drive layer 113 facing the second liquid crystal layer 15. Specifically, the first guide film 114 covers the surface of the first driving layer 112 away from the first substrate 111, so as to align the liquid crystal of the first liquid crystal layer 14, such that the initial direction of the liquid crystal meets the design requirement of the first liquid crystal cell; the second guiding film 115 covers the surface of the second driving layer 113 away from the first substrate 111 to align the liquid crystal in the second liquid crystal layer 15, so that the initial direction of the liquid crystal meets the design requirement of the second liquid crystal cell.
Further, in the present embodiment, the display panel 10 further includes a first driving circuit board 18 and two Chip On Films (COFs) 19, wherein two ends of one of the two COFs 19 are respectively connected to the first driving layer 112 and the first driving circuit board 18, and two ends of the other COF 19 are respectively connected to the second driving layer 113 and the first driving circuit board 18. Thereby ensuring that the display panel 10 can display two sets of pictures simultaneously. Specifically, connection contacts (also referred to as gold fingers in the art) and circuits for driving the display screen of the display panel are respectively manufactured on two surfaces of the first driving circuit board 18; two ends of one of the flip-chip films 19 are respectively bound with the first driving layer 112 on the first substrate 111 and the connecting contact on one surface of the first driving circuit board 18 to realize the communication of the thin film transistor of the first driving layer 112 with the circuit of the first driving circuit board 18, while two ends of the other flip-chip film 19 are respectively bound with the second driving layer 113 on the first substrate 111 and the connecting contact on the other surface of the first driving circuit board 18 to realize the communication of the thin film transistor of the second driving layer 113 with the circuit of the first driving circuit board 18; the signals of the first driving circuit board 18 are divided into two paths through the two flip chips 19 and synchronously output to the first driving layer 112 and the second driving layer 113, so that the first driving layer 112 and the second driving layer 113 are synchronously started or closed, and the consistency of two groups of pictures is ensured.
The third embodiment:
referring to fig. 5, the display panel provided in the present embodiment is substantially the same as that provided in the second embodiment, except that: the display panel 10 includes two second driving circuit boards 18 ', wherein two ends of one of the flip-chip films 19 are respectively connected to the first driving layer 112 and one of the second driving circuit boards 18 ', and two ends of the other flip-chip film 19 are respectively connected to the second driving layer 113 and the other second driving circuit board 18 '. Thereby ensuring that the display panel 10 can display two sets of pictures simultaneously. Specifically, the second driving circuit board 18' is a circuit board used for driving a display screen of the display panel in the display field; two ends of one of the chip on films 19 are respectively bound with the first driving layer 112 on the first substrate 111 and the connecting contact of one of the second driving circuit boards 18 ', so as to realize the circuit communication of the thin film transistor of the first driving layer 112 and the second driving circuit board 18', and two ends of the other chip on film 19 are respectively bound with the second driving layer 113 on the first substrate 111 and the connecting contact of the other driving circuit board 18 ', so as to realize the circuit communication of the thin film transistor of the second driving layer 113 and the second driving circuit board 18'; the signals of the two second driving circuit boards 18' are synchronous signals, and are synchronously output to the first driving layer 112 and the second driving layer 113 in two paths through the two chip on films 19, so that the first driving layer 112 and the second driving layer 113 are synchronously started or closed, and the consistency of two groups of pictures is ensured.
The fourth embodiment:
referring to fig. 2 and fig. 6, the present application further provides a method for manufacturing an array substrate 11, where the method for manufacturing an array substrate includes the following steps:
s11, fabricating a first driving layer 112 on the first surface of the first substrate 111;
s12, a second driving layer 113 is formed on the second surface of the first substrate 111.
Specifically, the first driving layer 112 is first formed on the first surface of the first substrate 111 through deposition, exposure, development, etching, and the like, and the second driving layer 113 is first formed on the second surface of the first substrate 111 through deposition, exposure, development, etching, and the like, so that the array substrate 11 is completed.
According to the array substrate manufacturing method provided by the embodiment, the array substrate 1l is manufactured through the steps, so that the function which can be realized only by two traditional array substrates originally can be realized through one array substrate 11, one substrate is reduced, and the step of attaching the two traditional array substrates through optical cement is omitted, so that the technical problems of large thickness and high cost of the double-liquid-crystal-box display panel are solved, and the thickness and the production cost of the double-liquid-crystal-box display panel are effectively reduced.
Further, in this embodiment, the method for manufacturing an array substrate further includes the following steps: a protective layer is laid on the surface of the first driving layer 112 away from the first substrate 111, or on the surface of the second driving layer 113 away from the first substrate 111. That is, in the step of manufacturing the array substrate 11, when the first driving layer 112 is manufactured first and then the second driving layer 113 is manufactured, a protective layer needs to be coated on the first driving layer 112 before the second driving layer 113 is manufactured, so as to prevent the first driving layer 112 from being damaged in the manufacturing process of the second driving layer 113, and when the first driving layer 112 is manufactured after the second driving layer 113 is manufactured first, a protective layer needs to be coated on the second driving layer 113 before the first driving layer 112 is manufactured, so as to prevent the second driving layer 113 from being damaged in the manufacturing process of the first driving layer 112. Specifically, the protective layer is made of a photoresist material, so that the protective layer can be removed conveniently through processes such as exposure, development, etching and the like, the increase of a manufacturing process is avoided, and the efficiency of flow design is improved.
Fifth embodiment:
referring to fig. 4 and fig. 7, the present application further provides a display panel manufacturing method for manufacturing the display panel 10 provided in the foregoing embodiment, where the display panel manufacturing method includes the following steps:
s10, manufacturing the array substrate 11;
s20, manufacturing a first color film substrate 12;
s30, manufacturing a second color film substrate 13;
s40, manufacturing a first liquid crystal box: dropping liquid crystal on the surface of the array substrate 11 to manufacture a first liquid crystal layer 14, and attaching the first color film substrate 12 to the surface of the array substrate 11 with the first liquid crystal layer 14;
s50, manufacturing a second liquid crystal box: dropping liquid crystal on the other surface of the array substrate 11 to manufacture a second liquid crystal layer 15, and attaching a second color film substrate 13 to the surface of the array substrate 11 with the second liquid crystal layer 15;
s60, completing the manufacture of the display panel 10: a first polarizer 16 is adhered to the surface of the first color film substrate 12 away from the array substrate 11, and a second polarizer 17 is adhered to the surface of the second color film substrate 13 away from the array substrate 11.
Specifically, the first substrate 111, the second substrate 121, and the third substrate 131 include two surfaces, respectively; when the display panel 10 is manufactured, a first driving layer 112 is manufactured on a first surface of a first substrate 111 through deposition, exposure, development, etching and other processes, then a first guide film 114 is laid on a surface of the first driving layer 112 away from the first substrate 111, a second driving layer 113 is manufactured on a second surface of the first substrate 111 through deposition, exposure, development, etching and other processes, then a second guide film 115 is laid on a surface of the second driving layer 113 away from the first substrate 111, and the manufacturing of the array substrate 11 is completed; a black matrix layer is manufactured on one surface of the second substrate 121 through the processes of coating, exposing, developing, etching and the like, then a first color resist layer 122 is manufactured on the black matrix layer through the processes of coating, exposing, developing, etching and the like, then a first conductive layer 123 is laid on the surface of the first color resist layer 122 far away from the second substrate 121, then a spacer is manufactured on the surface of the first conductive layer 123 far away from the first color resist layer 122 through the processes of coating, exposing, developing, etching and the like, and the first color film substrate 12 is manufactured; a black matrix layer is manufactured on one surface of the third substrate 131 through the processes of coating, exposing, developing, etching and the like, then a second color resist layer 132 is manufactured on the black matrix layer through the processes of coating, exposing, developing, etching and the like, then a second conductive layer 133 is laid on the surface, away from the third substrate 131, of the second color resist layer 132, then a spacer is manufactured on the surface, away from the second color resist layer 132, of the second conductive layer 133 through the processes of coating, exposing, developing, etching and the like, and the second color film substrate 13 is manufactured; dropping liquid crystal on the surface of the first guide film 114 to manufacture a first liquid crystal layer 14, and attaching the surface of the first color film substrate 12 with the spacer to the surface of the array substrate 11 with the first liquid crystal layer 14 by using frame sealing glue to finish manufacturing a first liquid crystal box; dropping liquid crystal on the surface of the second guide film 115 to manufacture a second liquid crystal layer 15, and attaching the surface of the second color film substrate 13 with the spacer to the surface of the array substrate 11 with the second liquid crystal layer 15 by adopting frame sealing glue to finish manufacturing a second liquid crystal box; and then, attaching the first polarizer 16 to the surface of the first color film substrate 12 away from the array substrate 11, and attaching the second polarizer 17 to the surface of the second color film substrate 13 away from the array substrate 11, thereby completing the manufacture of the display panel 10.
According to the manufacturing method of the display panel provided by the embodiment, the array substrate 11, the first color film substrate 12 and the second color film substrate 13 are attached to form the display panel with the double liquid crystal boxes through the steps, so that the attaching step of two traditional display panels is omitted, one array substrate and two polaroids are omitted, the design and the processing flow of the display panel with the double liquid crystal boxes are simplified, the technical problems of large thickness and high cost of the display panel with the double liquid crystal boxes are effectively solved, and the production efficiency of the display panel with the double liquid crystal boxes is favorably improved.
Further, in this embodiment, before the step of fabricating the first liquid crystal cell or fabricating the second liquid crystal cell, the method further includes: and removing the protective layer. That is, when the surface of the first driving layer 112 away from the first substrate 111 has a protective layer, before the first guide film 114 is laid on the surface of the first driving layer 112 away from the first substrate 111, the protective layer needs to be removed by exposure, development, etching, and the like, so as to avoid the protective layer from affecting the driving function of the first driving layer 112 and causing the thickness of the display panel 10 to increase; when the surface of the second driving layer 113 far from the first substrate 111 has a protective layer, the protective layer needs to be removed by exposure, development, etching, and other processes before the second guiding film 115 is laid on the surface of the second driving layer 113 far from the first substrate 111, so as to avoid the protective layer from affecting the driving function of the second driving layer 113 and causing the thickness of the display panel 10 to increase.
Further, in this embodiment, before completing the step of manufacturing the display panel 10, the method further includes:
manufacturing a small-size display panel: and cutting the complete large-size display panel into a plurality of small-size display panels. It can be understood that the large-size display panel refers to a display panel with a larger size, and is a display panel with a full size manufactured in a conventional manufacturing process of the display panel, and the small-size display panel refers to a display panel with a smaller size, which is divided from the display panel with the full size according to the size required by a customer. Thereby being beneficial to meeting the use requirements of customers.
Further, in this embodiment, the step of completing the manufacturing of the display panel 10 further includes:
the first driving layer 112 and the first driving circuit board 18 are connected by adopting a chip on film 19;
another flip-chip film 19 is used to connect the second driving layer 113 and the first driving circuit board 18.
According to the requirements of customers, the first driving layer 112 on the first substrate 111 is connected with the connecting contact on one surface of the first driving circuit board 18 by using the chip on film 19, and the second driving layer 113 on the first substrate 111 is connected with the connecting contact on the other surface of the first driving circuit board 18 by using the other chip on film 19, so that the first driving layer 112 and the second driving layer 113 are respectively communicated with the circuits of the first driving circuit board 18, the trouble of assembling and processing by the customers is omitted, and the satisfaction degree of the customers is improved.
Sixth embodiment:
referring to fig. 5, the manufacturing method of the display panel provided in the present embodiment is substantially the same as that provided in the fifth embodiment, except that: in the step of completing the manufacturing of the display panel 10, the first driving layer 112 and the second driving circuit board 18 'are connected by the chip on film 19, and the second driving layer 113 and the second driving circuit board 18' are connected by another chip on film 19. According to the requirements of customers, the first driving layer 112 on the first substrate 111 is connected with the connecting contact of the second driving circuit board 18 ' by adopting the chip on film 19, and the second driving layer 113 on the first substrate 111 is connected with the connecting contact of the other second driving circuit board 18 ' by adopting the other chip on film 19, so that the first driving layer 112 and the second driving layer 113 are respectively communicated with the circuits of the two second driving circuit boards 18 ', the trouble of assembling and processing of the customers is omitted, and the satisfaction degree of the customers is improved.
The above description is only exemplary of the present application and should not be taken as limiting the present application, as any modification, equivalent replacement, or improvement made within the spirit and principle of the present application should be included in the protection scope of the present application.
Claims (10)
1. An array substrate comprising a first surface and a second surface, the array substrate further comprising:
the first driving layer is arranged on the first surface of the first substrate; and
and the second driving layer is arranged on the second surface of the first substrate.
2. A display panel, comprising:
an array substrate of claim 1;
the first color film substrate is arranged on one side of the array substrate in an opposite and spaced mode, a first liquid crystal layer is arranged between the first color film substrate and the array substrate, and a first polarizer is arranged on the surface, away from the array substrate, of the first color film substrate; and
the second color film substrate is oppositely arranged on the other side of the array substrate at intervals, a second liquid crystal layer is arranged between the second color film substrate and the array substrate, and a second polaroid is arranged on the surface, away from the array substrate, of the second color film substrate.
3. The display panel according to claim 2, wherein the first color filter substrate comprises:
a second substrate;
the first color resistance layer is arranged on the surface, facing the first liquid crystal layer, of the second substrate; and
the first conducting layer is arranged on the surface, facing the first liquid crystal layer, of the first color resistance layer;
the second color film substrate comprises:
a third substrate;
the second color resistance layer is arranged on the surface, facing the second liquid crystal layer, of the third substrate; and
and the second conducting layer is arranged on the surface of the second color resistance layer facing the second liquid crystal layer.
4. The display panel according to claim 3, wherein a surface of the first driving layer facing the first liquid crystal layer is provided with a first guide film, and a surface of the second driving layer facing the second liquid crystal layer is provided with a second guide film.
5. The display panel according to any one of claims 2 to 4, further comprising:
a first drive circuit board or two second drive circuit boards; and
two flip chips, wherein two ends of one of the flip chips are respectively connected with the first driving layer and the first driving circuit board, and two ends of the other flip chip are respectively connected with the second driving layer and the first driving circuit board; or two ends of one of the chip on films are respectively connected with the first driving layer and one of the second driving circuit boards, and two ends of the other of the chip on films are respectively connected with the second driving layer and the other of the second driving circuit boards.
6. An array substrate manufacturing method for manufacturing the array substrate of claim 1, comprising the following steps:
manufacturing a first driving layer on a first surface of a first substrate;
and manufacturing a second driving layer on the second surface of the first substrate.
7. The method for manufacturing the array substrate according to claim 6, further comprising the steps of:
and laying a protective layer on the surface of the first driving layer far away from the first substrate or the surface of the second driving layer far away from the first substrate.
8. A method for manufacturing a display panel according to any one of claims 2 to 5, comprising the steps of:
manufacturing the array substrate by using the array substrate manufacturing method of claim 6;
manufacturing the first color film substrate;
manufacturing the second color film substrate;
manufacturing a first liquid crystal box: dropping liquid crystal on the surface of the array substrate to manufacture a first liquid crystal layer, and attaching the first color film substrate to the surface of the array substrate with the first liquid crystal layer;
manufacturing a second liquid crystal box: dropping liquid crystal on the other surface of the array substrate to manufacture a second liquid crystal layer, and attaching the second color film substrate to the surface of the array substrate with the second liquid crystal layer;
and finishing the manufacture of the display panel: and adhering a first polaroid to the surface of the first color film substrate, which is far away from the array substrate, and adhering a second polaroid to the surface of the second color film substrate, which is far away from the array substrate.
9. The method for manufacturing a display panel according to claim 8, further comprising, before the step of completing the manufacturing of the display panel:
manufacturing a small-size display panel: and cutting the complete large-size display panel into a plurality of small-size display panels.
10. The method for manufacturing a display panel according to claim 8, wherein the step of completing the manufacturing of the display panel further comprises:
connecting the first driving layer and the first driving circuit board by adopting a chip on film;
connecting the second driving layer and the first driving circuit board by adopting the other chip on film;
or, the chip on film is adopted to connect the first driving layer and the second driving circuit board;
and connecting the second driving layer and the second driving circuit board by adopting the other chip on film.
Priority Applications (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202111375490.XA CN114019738A (en) | 2021-11-19 | 2021-11-19 | Array substrate, display panel and manufacturing method thereof |
| PCT/CN2022/131192 WO2023088168A1 (en) | 2021-11-19 | 2022-11-10 | Array substrate, display panel, and manufacturing methods therefor |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202111375490.XA CN114019738A (en) | 2021-11-19 | 2021-11-19 | Array substrate, display panel and manufacturing method thereof |
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| CN114019738A true CN114019738A (en) | 2022-02-08 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN202111375490.XA Pending CN114019738A (en) | 2021-11-19 | 2021-11-19 | Array substrate, display panel and manufacturing method thereof |
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| CN (1) | CN114019738A (en) |
| WO (1) | WO2023088168A1 (en) |
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| CN114624930A (en) * | 2022-03-29 | 2022-06-14 | 武汉华星光电技术有限公司 | Display panel |
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Application publication date: 20220208 |