CN112116878A - Display panel, manufacturing method thereof and display device - Google Patents
Display panel, manufacturing method thereof and display device Download PDFInfo
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- CN112116878A CN112116878A CN202011016295.3A CN202011016295A CN112116878A CN 112116878 A CN112116878 A CN 112116878A CN 202011016295 A CN202011016295 A CN 202011016295A CN 112116878 A CN112116878 A CN 112116878A
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- G—PHYSICS
- G09—EDUCATION; CRYPTOGRAPHY; DISPLAY; ADVERTISING; SEALS
- G09F—DISPLAYING; ADVERTISING; SIGNS; LABELS OR NAME-PLATES; SEALS
- G09F9/00—Indicating arrangements for variable information in which the information is built-up on a support by selection or combination of individual elements
- G09F9/30—Indicating arrangements for variable information in which the information is built-up on a support by selection or combination of individual elements in which the desired character or characters are formed by combining individual elements
- G09F9/33—Indicating arrangements for variable information in which the information is built-up on a support by selection or combination of individual elements in which the desired character or characters are formed by combining individual elements being semiconductor devices, e.g. diodes
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- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07F—ACYCLIC, CARBOCYCLIC OR HETEROCYCLIC COMPOUNDS CONTAINING ELEMENTS OTHER THAN CARBON, HYDROGEN, HALOGEN, OXYGEN, NITROGEN, SULFUR, SELENIUM OR TELLURIUM
- C07F7/00—Compounds containing elements of Groups 4 or 14 of the Periodic System
- C07F7/02—Silicon compounds
- C07F7/08—Compounds having one or more C—Si linkages
- C07F7/0834—Compounds having one or more O-Si linkage
- C07F7/0838—Compounds with one or more Si-O-Si sequences
Abstract
The application discloses a display panel, a manufacturing method thereof and a display device. The display panel comprises an array substrate, a passivation layer positioned on the array substrate, a hydrophobic protective layer positioned on the passivation layer and a light emitting layer positioned on the hydrophobic protective layer; wherein the passivation layer includes an alkyl group, and the hydrophobic protective layer has hydrophobicity to bond the passivation layer and the hydrophobic protective layer. This application utilizes the passivation layer to have hydrophobicity and similar principle of dissolving mutually, through set up hydrophobic protective layer on the passivation layer, has strengthened the adhesion force between passivation layer and the hydrophobic protective layer, has avoided droing of protective layer, when rendition luminescence unit, has played the effect of protection display panel rete, has improved display panel's yield.
Description
Technical Field
The application relates to the field of display, in particular to the technical field of display, and specifically relates to a display panel, a manufacturing method thereof and a display device.
Background
With the improvement of living standard, LED (Light Emitting Diode) display screens are widely used in the display field due to their advantages of vivid and soft color, little damage to human eyes, high brightness, etc.
In the screen printing process of transferring the LED light-emitting unit to the display panel, the display panel is scratched by the scraper, so that the substrate circuit is short-circuited, a white oil protective layer is sprayed before screen printing, the scratch-proof effect is achieved, and the display yield can be greatly increased. However, the technical problems still exist at present: the adhesive force between the white oil protective layer and the display panel is relatively poor, partial film layer is easy to fall off, the scratch-resistant effect is reduced, and normal display is influenced.
Therefore, a display panel, a method for manufacturing the same, and a display device are needed to solve the above technical problems.
Disclosure of Invention
The application provides a display panel, a manufacturing method thereof and a display device, and aims to solve the technical problems that in the prior art, the adhesive force of a white oil protective layer and the display panel is relatively poor, part of a film layer is easy to fall off, the scratch-resistant effect is reduced, and normal display is influenced.
In order to solve the above problems, the technical solution provided by the present application is as follows:
a display panel comprises an array substrate, a passivation layer positioned on the array substrate, a hydrophobic protective layer positioned on the passivation layer, and a light emitting layer positioned on the hydrophobic protective layer;
wherein the passivation layer includes an alkyl group, and the hydrophobic protective layer has hydrophobicity to bond the passivation layer and the hydrophobic protective layer.
In the display panel of the present application, the hydrophobic protective layer includes an alkyl group.
In the display panel of the present application, the hydrophobic protective layer further includes an organic silicon functional group;
the mole ratio of the silicon element of the hydrophobic protective layer to the carbon element of the hydrophobic protective layer is 1: 1-1: 4.
In the display panel of the present application, any of the silicone functional groups of the hydrophobic protective layer includes any one of the following groups:
in the display panel of the present application, the hydrophobic protective layer includes white oil and a first substance including a high molecular weight entangled type organic compound.
In the display panel of the present application, a ratio of the mass of the first substance to the mass of the hydrophobic protective layer is 0.01% to 0.1%.
In the display panel of the present application, the passivation layer further includes silicon nitride;
the molar ratio of the silicon element of the passivation layer to the carbon element of the passivation layer is 1: 1-1: 4.
In the display panel of the present application, the passivation layer further includes silicon nitride and a second substance, and the second substance includes any one of the following groups:
the application also provides a manufacturing method of the display panel, which comprises the following steps:
forming a passivation layer including an alkyl group on the array substrate;
forming a hydrophobic protective layer on the passivation layer;
forming a light emitting layer on the hydrophobic protective layer;
wherein the hydrophobic protective layer has hydrophobicity to bond the passivation layer and the hydrophobic protective layer.
The application also provides a display device, which comprises the display panel, an encapsulation layer positioned on the display panel and a cover plate layer positioned on the encapsulation layer.
Has the advantages that: this application utilizes the passivation layer to have hydrophobicity and similar principle of dissolving mutually, through set up hydrophobic protective layer on the passivation layer, has strengthened the adhesion force between passivation layer and the hydrophobic protective layer, has avoided droing of protective layer, when rendition luminescence unit, has played the effect of protection display panel rete, has improved display panel's yield.
Drawings
The technical solution and other advantages of the present application will become apparent from the detailed description of the embodiments of the present application with reference to the accompanying drawings.
FIG. 1 is a schematic structural diagram of a display panel according to the present application;
FIG. 2 is a schematic representation of the first alkyl group introduction principle of the present application;
FIG. 3 is a schematic representation of the introduction of a second alkyl group according to the present application;
FIG. 4 is a schematic representation of the introduction of a third alkyl group according to the present application;
FIG. 5 is a flowchart illustrating steps of a method for fabricating a display panel according to the present invention;
fig. 6 is a schematic structural diagram of a display device according to the present application.
Detailed Description
The technical solutions in the embodiments of the present application will be clearly and completely described below with reference to the drawings in the embodiments of the present application. It is to be understood that the embodiments described are only a few embodiments of the present application and not all embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present application.
In the description of the present application, it is to be understood that the terms "center," "longitudinal," "lateral," "length," "width," "thickness," "upper," "lower," "front," "rear," "left," "right," "vertical," "horizontal," "top," "bottom," "inner," "outer," "clockwise," "counterclockwise," and the like are used in the orientations and positional relationships indicated in the drawings for convenience in describing the present application and for simplicity in description, and are not intended to indicate or imply that the referenced devices or elements must have a particular orientation, be constructed in a particular orientation, and be operated in a particular manner, and are not to be construed as limiting the present application. Furthermore, the terms "first", "second" and "first" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, features defined as "first", "second", may explicitly or implicitly include one or more of the described features. In the description of the present application, "a plurality" means two or more unless specifically limited otherwise.
In the description of the present application, it is to be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "connected," and "connected" are to be construed broadly, e.g., as meaning either a fixed connection, a removable connection, or an integral connection; may be mechanically connected, may be electrically connected or may be in communication with each other; either directly or indirectly through intervening media, either internally or in any other relationship. The specific meaning of the above terms in the present application can be understood by those of ordinary skill in the art as appropriate.
In this application, unless expressly stated or limited otherwise, the first feature "on" or "under" the second feature may comprise direct contact of the first and second features, or may comprise contact of the first and second features not directly but through another feature in between. Also, the first feature being "on," "above" and "over" the second feature includes the first feature being directly on and obliquely above the second feature, or merely indicating that the first feature is at a higher level than the second feature. A first feature being "under," "below," and "beneath" a second feature includes the first feature being directly under and obliquely below the second feature, or simply meaning that the first feature is at a lesser elevation than the second feature.
The following disclosure provides many different embodiments or examples for implementing different features of the application. In order to simplify the disclosure of the present application, specific example components and arrangements are described below. Of course, they are merely examples and are not intended to limit the present application. Moreover, the present application may repeat reference numerals and/or letters in the various examples, such repetition is for the purpose of simplicity and clarity and does not in itself dictate a relationship between the various embodiments and/or configurations discussed. In addition, examples of various specific processes and materials are provided herein, but one of ordinary skill in the art may recognize applications of other processes and/or use of other materials.
In the prior art, the LED light-emitting unit is transferred to the screen printing process of the display panel, the display panel is scratched by the scraper, so that the substrate circuit is short-circuited, a white oil protective layer is sprayed before screen printing, the scratch-resistant effect is achieved, and the display yield can be greatly increased. However, the technical problems still exist at present: the adhesive force between the white oil protective layer and the display panel is relatively poor, partial film layer is easy to fall off, the scratch-resistant effect is reduced, and normal display is influenced.
Referring to fig. 1 to 4, the present application provides a display panel 100, including an array substrate 200, a passivation layer 300 on the array substrate 200, a hydrophobic protection layer 400 on the passivation layer 300, and a light emitting layer on the hydrophobic protection layer 400;
wherein the passivation layer 300 includes an alkyl group, and the hydrophobic protective layer 400 has hydrophobicity to bond the passivation layer 300 and the hydrophobic protective layer 400.
This application utilizes the passivation layer to have hydrophobicity and similar principle of dissolving mutually, through set up hydrophobic protective layer on the passivation layer, has strengthened the adhesion force between passivation layer and the hydrophobic protective layer, has avoided droing of protective layer, when rendition luminescence unit, has played the effect of protection display panel rete, has improved display panel's yield.
The technical solution of the present application will now be described with reference to specific embodiments.
Referring to fig. 1 to 4, the display panel 100 includes an array substrate 200, a passivation layer 300 on the array substrate 200, a hydrophobic protection layer 400 on the passivation layer 300, and a light emitting layer on the hydrophobic protection layer 400. Wherein the passivation layer 300 includes an alkyl group, and the hydrophobic protective layer 400 has hydrophobicity to bond the passivation layer 300 and the hydrophobic protective layer 400.
In this embodiment, by disposing the hydrophobic protection layer 400 on the passivation layer 300, the passivation layer 300 may undergo hydrolysis and hydroxyl condensation reactions of oxysilane during patterning, so that a large amount of alkyl groups such as methyl groups may be generated on the surface of the passivation layer 300, specifically, referring to fig. 2 to 4, the entire surface is in a hydrophobic state, and according to the principle of "similar compatibility", a hydrophobic material having the same group or a strong polarity may have a high adhesion. Therefore, the hydrophobic protection layer 400 is disposed on the passivation layer 300, so that the adhesion force with the passivation layer 300 is greatly increased, the protection layer is prevented from falling off, and when the light emitting unit 600 is transferred, the film layer of the display panel 100 is protected, and the yield of the display panel 100 is improved.
In this embodiment, the hydrophobic protective layer 400 includes an alkyl group. The hydrophobic protective layer 400 may include any one or a combination of methyl, ethyl, propyl, and butyl groups, as shown in fig. 2 to 4. According to the principle of "similar solubility", the hydrophobic protective layer 400 including any one or more of methyl, ethyl, propyl, and butyl has a high adhesion with the passivation layer 300.
In this embodiment, the hydrophobic protection layer 400 includes a methyl group, which is specifically shown in fig. 2 to 4. The methyl group has the strongest polarity and the highest hydrophobic ability, so that the water-water protective layer and the passivation layer 300 have the highest adhesive force, and the film layer is better prevented from falling off.
In this embodiment, the hydrophobic protective layer 400 further includes an organosilicon functional group. The molar ratio of the silicon element of the hydrophobic protection layer 400 to the carbon element of the hydrophobic protection layer 400 is 1: 1-1: 4. The material of the hydrophobic protective layer 400 includes white oil including resin, solvent, pigment, and the like. The material of the hydrophobic protection layer 400 is grafted with an alkyl group in a white oil material through a chemical reaction, so that the hydrophobicity of the hydrophobic protection layer 400 can be adjusted, the appropriate adhesive force between the passivation layer 300 and the hydrophobic protection layer 400 is changed, the use conditions of different protection layers are adapted, when the light-emitting unit 600 is transferred, the film layer of the display panel 100 is protected, and the yield of the display panel 100 is improved.
In this embodiment, any of the organic silicon functional groups of the hydrophobic protective layer 400 includes any one of the following groups:
any one of the organic silicon functional groups of the hydrophobic protective layer 400 may be grafted in the white oil material by any one or combination of trialkyl methoxy silane, tert-butyl dialkyl methoxy silane and dialkyl dimethoxy silane through hydrolysis and condensation chemical reactions, specifically referring to fig. 2 to 4, fig. 2 is a grafting principle of trimethyl methoxy silane, fig. 3 is a grafting principle of tert-butyl dimethyl methoxy silane, and fig. 4 is a grafting principle of dimethyl dimethoxy silane, and the passivation layer 300 is provided with hydrophobicity, so that a suitable adhesive force between the passivation layer 300 and the hydrophobic protective layer 400 is changed.
In this embodiment, the hydrophobic protective layer 400 includes white oil and a first substance, and the first substance includes a high molecular weight entangled organic compound including dodecyl and/or heptadecyl. The first substance is physically mixed with the white oil to form the material of the hydrophobic protection layer 400, the hydrophobicity of the white oil is enhanced by the first substance to form the hydrophobic protection layer 400, and the physical mixing is direct and convenient, so that the addition amount and the addition amount of the first substance are conveniently controlled. The first substance can also be large molecular weight winding type organic compounds and small molecules, the molecular winding between the first substance and the white oil material is increased, the intermolecular force between the first substance and the white oil is enhanced, the alkyl group is connected with the white oil material, the hydrophobicity of the hydrophobic protection layer 400 is increased, the adhesion force with the passivation layer 300 is increased, the falling-off of the hydrophobic protection layer 400 is avoided, when the light-emitting unit 600 is transferred, the film layer of the display panel 100 is protected, and the yield of the display panel 100 is improved.
In this embodiment, the ratio of the mass of the first substance to the mass of the hydrophobic protective layer 400 is 0.01% to 0.1%. By controlling the amount of the first substance added, the hydrophobicity of the hydrophobic protective layer 400 is increased as much as possible without changing the protectiveness of the hydrophobic protective layer 400, so that the adhesive force between the hydrophobic protective layer 400 and the passivation layer 300 is increased, the hydrophobic protective layer 400 is prevented from falling off, a film layer of the display panel 100 is protected when the light-emitting unit 600 is transferred, and the yield of the display panel 100 is improved.
In this embodiment, the passivation layer 300 further includes silicon nitride. Wherein the molar ratio of the silicon element of the passivation layer 300 to the carbon element of the passivation layer 300 is 1: 1-1: 4. The content of the alkyl group of the passivation layer 300 is set, and may be adjusted when patterning the passivation layer 300, and the hydrophobicity of the passivation layer 300 may be adjusted, and the proper adhesion between the passivation layer 300 and the hydrophobic protection layer 400 may be adjusted without changing the adhesion between the passivation layer 300 and other layers except the hydrophobic protection layer 400, so as to adapt to the use conditions of different protection layers, thereby protecting the layers of the display panel 100, and improving the yield of the display panel 100.
The passivation layer 300 further includes silicon nitride and a second substance, the second substance including any one of the following groups:
in this embodiment, the second substance may be formed by any one or more of trialkyl methoxy silane, tert-butyl dialkyl methoxy silane, and dialkyl dimethoxy silane through hydrolysis and condensation during patterning of the passivation layer 300, and provides hydrophobicity to the passivation layer 300, specifically, refer to fig. 2 to 4, fig. 2 illustrates a grafting principle of trimethyl methoxy silane, fig. 3 illustrates a grafting principle of tert-butyl dimethyl methoxy silane, and fig. 4 illustrates a grafting principle of dimethyl dimethoxy silane, so as to increase a binding force between the hydrophobic protection layer 400 and the passivation layer 300, avoid dropping of the hydrophobic protection layer 400, protect a film layer of the display panel 100 during transfer printing of the light emitting unit 600, and improve a yield of the display panel 100.
In this embodiment, the display panel 100 further includes an electrical wire layer 500 on the hydrophobic protection layer 400, and a light emitting layer including a plurality of light emitting units 600 on the electrical wire layer 500, as shown in fig. 1. The light emitting unit 600 may be a Mini-LED or a Micro-LED.
In this embodiment, the material of the wire layer 500 is a metal wire, which may be any one or a combination of copper, aluminum, molybdenum, and titanium, and is not limited herein.
This application utilizes the passivation layer to have hydrophobicity and similar principle of dissolving mutually, through set up hydrophobic protective layer on the passivation layer, has strengthened the adhesion force between passivation layer and the hydrophobic protective layer, has avoided droing of protective layer, when rendition luminescence unit, has played protection display panel rete, has improved display panel's yield.
Referring to fig. 1 to 5, the present application further provides a method for manufacturing a display panel 100, including:
s100, forming a passivation layer 300 comprising an alkyl group on the array substrate 200;
s200, forming a hydrophobic protection layer 400 on the passivation layer 300;
s300, forming a light emitting layer on the hydrophobic protection layer 400;
wherein the hydrophobic protective layer 400 has hydrophobicity to bond the passivation layer 300 and the hydrophobic protective layer 400.
This application utilizes the passivation layer to have hydrophobicity and similar principle of dissolving mutually, through set up hydrophobic protective layer on the passivation layer, has strengthened the adhesion force between passivation layer and the hydrophobic protective layer, has avoided droing of protective layer, when rendition luminescence unit, has played the effect of protection display panel rete, has improved display panel's yield.
The technical solution of the present application will now be described with reference to specific embodiments.
Referring to fig. 1 to 5, the method for manufacturing the display panel 100 includes:
and S100, forming a passivation layer 300 including an alkyl group on the array substrate 200.
In this embodiment, step S100 includes:
and S110, forming a passivation film layer on the array substrate 200.
In this embodiment, the passivation film layer further includes silicon nitride.
S120, introducing any one or more of the following substances in combination with trialkyl methoxy silane, tert-butyl dialkyl methoxy silane and dialkyl dimethoxy silane into the passivation film layer, and hydrolyzing and condensing to generate a second substance to form a passivation layer 300, wherein the second substance comprises any one of the following groups:
in this embodiment, the second substance may be formed by any one or more of trialkyl methoxy silane, tert-butyl dialkyl methoxy silane, and dialkyl dimethoxy silane through hydrolysis and condensation during patterning of the passivation layer 300, and provides hydrophobicity to the passivation layer 300, specifically, refer to fig. 2 to 4, fig. 2 illustrates a grafting principle of trimethyl methoxy silane, fig. 3 illustrates a grafting principle of tert-butyl dimethyl methoxy silane, and fig. 4 illustrates a grafting principle of dimethyl dimethoxy silane, so as to increase a binding force between the hydrophobic protection layer 400 and the passivation layer 300, avoid dropping of the hydrophobic protection layer 400, protect a film layer of the display panel 100 during transfer printing of the light emitting unit 600, and improve a yield of the display panel 100.
In this embodiment, the passivation layer 300 further includes silicon nitride. Wherein the molar ratio of the silicon element of the passivation layer 300 to the carbon element of the passivation layer 300 is 1: 1-1: 4. The content of the alkyl group of the passivation layer 300 is set, and may be adjusted when patterning the passivation layer 300, and the hydrophobicity of the passivation layer 300 may be adjusted, and the proper adhesion between the passivation layer 300 and the hydrophobic protection layer 400 may be adjusted without changing the adhesion between the passivation layer 300 and other layers except the hydrophobic protection layer 400, so as to adapt to the use conditions of different protection layers, thereby protecting the layers of the display panel 100, and improving the yield of the display panel 100.
And S200, forming a hydrophobic protection layer 400 on the passivation layer 300.
In this embodiment, the hydrophobic protective layer 400 includes an alkyl group. The hydrophobic protective layer 400 may include any one or a combination of methyl, ethyl, propyl, and butyl groups, as shown in fig. 2 to 4. According to the principle of "similar solubility", the hydrophobic protective layer 400 including any one or more of methyl, ethyl, propyl, and butyl has a high adhesion with the passivation layer 300.
In this embodiment, the hydrophobic protection layer 400 includes a methyl group, which is specifically shown in fig. 2 to 4. The methyl group has the strongest polarity and the highest hydrophobic ability, so that the water-water protective layer and the passivation layer 300 have the highest adhesive force, and the film layer is better prevented from falling off.
In this embodiment, the hydrophobic protective layer 400 further includes an organosilicon functional group. The molar ratio of the silicon element of the hydrophobic protection layer 400 to the carbon element of the hydrophobic protection layer 400 is 1: 1-1: 4. The material of the hydrophobic protective layer 400 includes white oil including resin, solvent, pigment, and the like. The material of the hydrophobic protection layer 400 is grafted with an alkyl group in a white oil material through a chemical reaction, so that the hydrophobicity of the hydrophobic protection layer 400 can be adjusted, the appropriate adhesive force between the passivation layer 300 and the hydrophobic protection layer 400 is changed, the use conditions of different protection layers are adapted, when the light-emitting unit 600 is transferred, the film layer of the display panel 100 is protected, and the yield of the display panel 100 is improved.
In this embodiment, any of the organic silicon functional groups of the hydrophobic protective layer 400 includes any one of the following groups:
any one of the organic silicon functional groups of the hydrophobic protective layer 400 may be grafted in a white oil material by any one or combination of trialkyl methoxy silane, tert-butyl dialkyl methoxy silane and dialkyl dimethoxy silane through hydrolysis and condensation chemical reactions to provide hydrophobicity to the passivation layer 300, specifically referring to fig. 2 to 4, fig. 2 is a grafting principle of trimethyl methoxy silane, fig. 3 is a grafting principle of tert-butyl dimethyl methoxy silane, and fig. 4 is a grafting principle of dimethyl dimethoxy silane, so as to change a suitable adhesive force between the passivation layer 300 and the hydrophobic protective layer 400.
In this embodiment, the hydrophobic protective layer 400 includes white oil and a first substance, and the first substance includes a high molecular weight entangled organic compound including dodecyl and/or heptadecyl. The first substance is physically mixed with the white oil to form the material of the hydrophobic protection layer 400, the hydrophobicity of the white oil is enhanced by the first substance to form the hydrophobic protection layer 400, and the physical mixing is direct and convenient, so that the addition amount and the addition amount of the first substance are conveniently controlled. The first substance can also be large molecular weight winding type organic compounds and small molecules, the molecular winding between the first substance and the white oil material is increased, the intermolecular force between the first substance and the white oil is enhanced, the alkyl group is connected with the white oil material, the hydrophobicity of the hydrophobic protection layer 400 is increased, the adhesion force with the passivation layer 300 is increased, the falling-off of the hydrophobic protection layer 400 is avoided, when the light-emitting unit 600 is transferred, the film layer of the display panel 100 is protected, and the yield of the display panel 100 is improved.
In this embodiment, the ratio of the mass of the first substance to the mass of the hydrophobic protective layer 400 is 0.01% to 0.1%. By controlling the amount of the first substance added, the hydrophobicity of the hydrophobic protective layer 400 is increased as much as possible without changing the protectiveness of the hydrophobic protective layer 400, so that the adhesive force between the hydrophobic protective layer 400 and the passivation layer 300 is increased, the hydrophobic protective layer 400 is prevented from falling off, a film layer of the display panel 100 is protected when the light-emitting unit 600 is transferred, and the yield of the display panel 100 is improved.
And S300, forming a light emitting layer on the hydrophobic protection layer 400.
In this embodiment, step S300 includes:
and S310, forming an electric wire layer 500 on the hydrophobic protection layer 400.
In this embodiment, the material of the wire layer 500 is a metal wire, which may be any one or a combination of copper, aluminum, molybdenum, and titanium, and is not limited herein.
S320, forming a plurality of light emitting cells 600 on the wire layer 500 to form a light emitting layer.
In this embodiment, the display panel 100 further includes an electrical wire layer 500 on the hydrophobic protection layer 400, and a light emitting layer including a plurality of light emitting units 600 on the electrical wire layer 500, as shown in fig. 1. The light emitting unit 600 may be a Mini-LED or a Micro-LED.
This application utilizes the passivation layer to have hydrophobicity and similar principle of dissolving mutually, through set up hydrophobic protective layer on the passivation layer, has strengthened the adhesion force between passivation layer and the hydrophobic protective layer, has avoided droing of protective layer, when rendition luminescence unit, has played protection display panel rete, has improved display panel's yield.
Referring to fig. 6, the present application further provides a display device 10, which includes the display panel 100, the encapsulation layer 20 on the display panel 100, and the cover plate layer 30 on the encapsulation layer 20.
For a specific structure of the display device 10, please refer to the embodiment of the display panel 100 and fig. 1 to 5, which are not described herein again.
This application utilizes the passivation layer to have hydrophobicity and similar principle of dissolving mutually, through set up hydrophobic protective layer on the passivation layer, has strengthened the adhesion force between passivation layer and the hydrophobic protective layer, has avoided droing of protective layer, when rendition luminescence unit, has played the effect of protection display panel rete, has improved display panel's yield.
The application discloses a display panel, a manufacturing method thereof and a display device. The display panel comprises an array substrate, a passivation layer positioned on the array substrate, a hydrophobic protective layer positioned on the passivation layer and a light emitting layer positioned on the hydrophobic protective layer; wherein the passivation layer includes an alkyl group, and the hydrophobic protective layer has hydrophobicity to bond the passivation layer and the hydrophobic protective layer. This application utilizes the passivation layer to have hydrophobicity and similar principle of dissolving mutually, through set up hydrophobic protective layer on the passivation layer, has strengthened the adhesion force between passivation layer and the hydrophobic protective layer, has avoided droing of protective layer, when rendition luminescence unit, has played the effect of protection display panel rete, has improved display panel's yield.
In the foregoing embodiments, the descriptions of the respective embodiments have respective emphasis, and for parts that are not described in detail in a certain embodiment, reference may be made to related descriptions of other embodiments.
The above embodiments of the present application are described in detail, and specific examples are applied in the present application to explain the principles and implementations of the present application, and the description of the above embodiments is only used to help understand the technical solutions and core ideas of the present application; those of ordinary skill in the art will understand that: the technical solutions described in the foregoing embodiments may still be modified, or some technical features may be equivalently replaced; such modifications or substitutions do not depart from the spirit and scope of the present disclosure as defined by the appended claims.
Claims (10)
1. The display panel is characterized by comprising an array substrate, a passivation layer positioned on the array substrate, a hydrophobic protective layer positioned on the passivation layer, and a light emitting layer positioned on the hydrophobic protective layer;
wherein the passivation layer includes an alkyl group, and the hydrophobic protective layer has hydrophobicity to bond the passivation layer and the hydrophobic protective layer.
2. The display panel of claim 1, wherein the hydrophobic protective layer comprises an alkyl group.
3. The display panel of claim 2, wherein the hydrophobic protective layer further comprises silicone functional groups;
the mole ratio of the silicon element of the hydrophobic protective layer to the carbon element of the hydrophobic protective layer is 1: 1-1: 4.
4. The display panel of claim 3, wherein any of the silicone functional groups of the hydrophobic protective layer comprises any of:
5. the display panel according to claim 2, wherein the hydrophobic protective layer comprises white oil and a first substance, and the first substance comprises a high molecular weight entangled organic compound.
6. The display panel according to claim 5, wherein a ratio of the mass of the first substance to the mass of the hydrophobic protective layer is 0.01% to 0.1%.
7. The display panel of claim 1, wherein the passivation layer further comprises silicon nitride;
the molar ratio of the silicon element of the passivation layer to the carbon element of the passivation layer is 1: 1-1: 4.
8. The display panel of claim 1, wherein the passivation layer further comprises silicon nitride and a second substance, and the second substance comprises any one of the following groups:
9. a method for manufacturing a display panel is characterized by comprising the following steps:
forming a passivation layer including an alkyl group on the array substrate;
forming a hydrophobic protective layer on the passivation layer;
forming a light emitting layer on the hydrophobic protective layer;
wherein the hydrophobic protective layer has hydrophobicity to bond the passivation layer and the hydrophobic protective layer.
10. A display device comprising the display panel according to any one of claims 1 to 8, an encapsulation layer on the display panel, and a cover sheet layer on the encapsulation layer.
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112736098A (en) * | 2021-01-19 | 2021-04-30 | Tcl华星光电技术有限公司 | Display panel and manufacturing method thereof |
| CN112909145A (en) * | 2021-01-20 | 2021-06-04 | 深圳市华星光电半导体显示技术有限公司 | Display panel and preparation method thereof |
| CN114594635A (en) * | 2022-04-01 | 2022-06-07 | Tcl华星光电技术有限公司 | Display device and display panel thereof |
Citations (12)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107403828A (en) * | 2017-07-31 | 2017-11-28 | 京东方科技集团股份有限公司 | A kind of display panel and preparation method thereof |
| US20180149905A1 (en) * | 2016-11-28 | 2018-05-31 | Lg Display Co., Ltd. | Silicon compound and hard coating film and display device including the same |
| CN207489875U (en) * | 2017-12-06 | 2018-06-12 | 京东方科技集团股份有限公司 | A kind of array substrate, display panel and display device |
| KR101965682B1 (en) * | 2018-06-12 | 2019-04-03 | (주)켐텍인터내셔날 | Siloxane oligomer having organic metal, process of fabricating siloxane olgomer, hadr coating compostiton containing siloxane oligomer, hard coating flim and display device |
| CN109713157A (en) * | 2018-12-10 | 2019-05-03 | 云谷（固安）科技有限公司 | Display panel and preparation method thereof and display device |
| CN109755410A (en) * | 2019-01-10 | 2019-05-14 | 昆山国显光电有限公司 | Organic light-emitting display panel, preparation method and display device |
| CN110444568A (en) * | 2019-07-31 | 2019-11-12 | 武汉华星光电半导体显示技术有限公司 | Organic LED display panel and preparation method thereof, display device |
| CN110610948A (en) * | 2019-08-30 | 2019-12-24 | 武汉华星光电半导体显示技术有限公司 | Array substrate and display device |
| CN111048526A (en) * | 2019-11-27 | 2020-04-21 | 深圳市华星光电半导体显示技术有限公司 | Array substrate, preparation method thereof and display panel |
| CN111312925A (en) * | 2020-02-27 | 2020-06-19 | 武汉华星光电半导体显示技术有限公司 | Packaging structure, packaging structure manufacturing method and display panel |
| US20200239724A1 (en) * | 2019-01-28 | 2020-07-30 | The Chemours Company Fc, Llc | Composition for manufacturing passivation layer and passivation layer using the same |
| CN111554694A (en) * | 2020-05-13 | 2020-08-18 | 京东方科技集团股份有限公司 | Array substrate, manufacturing method thereof, display panel and display device |
-
2020
- 2020-09-24 CN CN202011016295.3A patent/CN112116878B/en active Active
Patent Citations (12)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20180149905A1 (en) * | 2016-11-28 | 2018-05-31 | Lg Display Co., Ltd. | Silicon compound and hard coating film and display device including the same |
| CN107403828A (en) * | 2017-07-31 | 2017-11-28 | 京东方科技集团股份有限公司 | A kind of display panel and preparation method thereof |
| CN207489875U (en) * | 2017-12-06 | 2018-06-12 | 京东方科技集团股份有限公司 | A kind of array substrate, display panel and display device |
| KR101965682B1 (en) * | 2018-06-12 | 2019-04-03 | (주)켐텍인터내셔날 | Siloxane oligomer having organic metal, process of fabricating siloxane olgomer, hadr coating compostiton containing siloxane oligomer, hard coating flim and display device |
| CN109713157A (en) * | 2018-12-10 | 2019-05-03 | 云谷（固安）科技有限公司 | Display panel and preparation method thereof and display device |
| CN109755410A (en) * | 2019-01-10 | 2019-05-14 | 昆山国显光电有限公司 | Organic light-emitting display panel, preparation method and display device |
| US20200239724A1 (en) * | 2019-01-28 | 2020-07-30 | The Chemours Company Fc, Llc | Composition for manufacturing passivation layer and passivation layer using the same |
| CN110444568A (en) * | 2019-07-31 | 2019-11-12 | 武汉华星光电半导体显示技术有限公司 | Organic LED display panel and preparation method thereof, display device |
| CN110610948A (en) * | 2019-08-30 | 2019-12-24 | 武汉华星光电半导体显示技术有限公司 | Array substrate and display device |
| CN111048526A (en) * | 2019-11-27 | 2020-04-21 | 深圳市华星光电半导体显示技术有限公司 | Array substrate, preparation method thereof and display panel |
| CN111312925A (en) * | 2020-02-27 | 2020-06-19 | 武汉华星光电半导体显示技术有限公司 | Packaging structure, packaging structure manufacturing method and display panel |
| CN111554694A (en) * | 2020-05-13 | 2020-08-18 | 京东方科技集团股份有限公司 | Array substrate, manufacturing method thereof, display panel and display device |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112736098A (en) * | 2021-01-19 | 2021-04-30 | Tcl华星光电技术有限公司 | Display panel and manufacturing method thereof |
| CN112909145A (en) * | 2021-01-20 | 2021-06-04 | 深圳市华星光电半导体显示技术有限公司 | Display panel and preparation method thereof |
| CN114594635A (en) * | 2022-04-01 | 2022-06-07 | Tcl华星光电技术有限公司 | Display device and display panel thereof |
| CN114594635B (en) * | 2022-04-01 | 2024-01-26 | Tcl华星光电技术有限公司 | Display device and display panel thereof |
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| CN112116878B (en) | 2022-08-23 |
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