CN113112912A - Substrate protection structure, display screen and preparation method thereof - Google Patents
Substrate protection structure, display screen and preparation method thereof Download PDFInfo
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- CN113112912A CN113112912A CN202110287414.7A CN202110287414A CN113112912A CN 113112912 A CN113112912 A CN 113112912A CN 202110287414 A CN202110287414 A CN 202110287414A CN 113112912 A CN113112912 A CN 113112912A
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- substrate
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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
- G09F9/301—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 flexible foldable or roll-able electronic displays, e.g. thin LCD, OLED
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Abstract
The invention provides a substrate protection structure, a display screen and a preparation method of the display screen. The substrate protection structure is used for protecting a substrate, and the substrate is provided with a hollow area and a non-hollow area connected with the hollow area. The substrate protection structure comprises a protection film, wherein one side of the protection film is provided with bonding glue, the side, provided with the bonding glue, of the protection film is bonded on the one side of the substrate, and the bonding glue is only bonded on the non-hollowed-out area.
Description
Technical Field
The invention relates to the field of display equipment, in particular to a substrate protection structure, a display screen and a preparation method of the display screen.
Background
As a flexible Display, an Organic Light Emitting Diode (OLED) Display module has unique bending and folding characteristics, so that a foldable Display device with various shapes is manufactured, is convenient to carry and store when going out, and is widely concerned by the market.
As the technology of the flexible display panel matures, the flexible display panel can be produced in mass production, and provides reliable support for the development of foldable products. In order to increase the strength of the bending region of the display panel, most manufacturers add a metal substrate with a hollow pattern on the bottom layer of the panel.
Before the assembly, in order to protect the metal substrate, a protective film is usually pasted on the surface of the metal substrate, and a bonding glue for increasing the pasting degree is arranged between the protective film and the metal substrate, and the bonding glue is easy to remain in the hollow pattern of the metal substrate, so that the unevenness of the surface of the metal substrate is caused, the pasting of the metal substrate and the display panel is influenced, and the unknown risk exists on the bending performance of the product.
Disclosure of Invention
The invention aims to provide a substrate protection structure, a display screen and a preparation method thereof, and aims to solve the problems that in the prior art, because bonding glue is easy to remain in hollow patterns of a metal substrate, the surface of the metal substrate is not flat, the substrate bonding and the product bending performance are influenced, and the like.
In order to achieve the above object, the present invention provides a substrate protection structure for protecting a substrate, wherein the substrate has a hollow area and a non-hollow area connected to the hollow area. The substrate protection structure comprises a protection film, wherein one side of the protection film is provided with bonding glue, the side, provided with the bonding glue, of the protection film is bonded on the one side of the substrate, and the bonding glue is only bonded on the non-hollowed-out area.
Further, the substrate protection structure further comprises a blocking layer, wherein the blocking layer is arranged between the protection film and the substrate and corresponds to the hollow area.
Furthermore, the adhesive glue extends to the hollow-out area from the non-hollow-out area, and the adhesive glue in the hollow-out area is located between the blocking layer and the protective film.
Further, the barrier layer is a thermoplastic polyester material.
Further, the substrate protection structure further comprises a release film, wherein the release film is arranged on the surface of the substrate far away from the protection film.
The invention also provides a preparation method of the display screen, which comprises the following steps:
providing an initial substrate comprising a substrate and the substrate protection structure of any one of claims 1-5; attaching a display panel on one surface of the substrate; stripping the protective film and the adhesive in the substrate protection structure; and forming a protective layer on one surface of the substrate far away from the display panel, wherein the protective layer corresponds to the bending area.
Further, the method further comprises the following steps after the step of attaching the display panel on one surface of the substrate:
and stripping the barrier layer in the substrate protection layer.
Further, before the step of attaching the display panel to a surface of the substrate, the method further comprises the following steps:
stripping the release film in the substrate protection structure; and carrying out alignment operation on the substrate and the display panel.
The invention further provides a display screen which is prepared by the preparation method of the display screen, and the display screen comprises a display panel and a substrate which are arranged in a laminated mode, and a protective layer arranged on one surface, far away from the display panel, of the substrate, wherein the protective layer corresponds to the hollow-out area of the substrate.
Further, the substrate is a stainless steel substrate.
The invention has the advantages that: according to the substrate protection structure, the hollowed-out area of the substrate is designed in a glue-free mode, the bonding glue is not in contact with the hollowed-out pattern of the substrate, so that the bonding glue is prevented from being embedded into the hollowed-out pattern, no bonding glue is left after the substrate protection structure is torn off, the appearance of a product is improved, a protection layer in a display screen can be smoothly attached to the substrate, and the bending performance of the display screen is improved.
Drawings
In order to more clearly illustrate the technical solutions in the embodiments of the present invention, the drawings needed to be 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 invention, and it is obvious for those skilled in the art to obtain other drawings based on these drawings without creative efforts.
FIG. 1 is a front view of a substrate according to embodiments 1-3 of the present invention;
FIG. 2 is a schematic view of a layered structure of a substrate protection structure in example 1 of the present invention;
FIG. 3 is a schematic flow chart of a method for manufacturing a display panel according to embodiments 1 to 3 of the present invention;
FIG. 4 is a schematic view of a layered structure of a display panel according to embodiments 1 to 3 of the present invention;
FIG. 5 is a schematic view showing a layered structure of a display panel in examples 1 to 3 of the present invention;
FIG. 6 is a schematic view of a layered structure of a substrate protection structure in embodiment 2 of the present invention;
fig. 7 is a schematic view of a layered structure of a substrate protection structure in embodiment 3 of the present invention.
The components in the figures are represented as follows:
a substrate protection structure 1;
a protective film 11; adhesive glue 12;
a release film 13; a barrier layer 14;
a substrate 2; a hollowed-out area 21;
the non-hollowed-out areas 22; a hollowed-out pattern 23;
a display panel 3; a bending zone 31;
a non-bent region 32; an organic light-emitting layer 33;
an array substrate 34; a flexible layer 35;
a back plate 36; an adhesive 37;
a protective layer 38; a screen 100 is displayed.
Detailed Description
The preferred embodiments of the present invention will be described below with reference to the accompanying drawings, which are included to demonstrate that the invention can be practiced, and to provide those skilled in the art with a complete description of the invention so that the technical content thereof will be more clear and readily understood. The present invention may be embodied in many different forms of embodiments and should not be construed as limited to the embodiments set forth herein.
Example 1
The embodiment of the invention provides a substrate 2 and a substrate protection structure 1 which is attached on the surface of the substrate 2 and used for protecting the substrate 2.
As shown in fig. 1, the substrate 2 has a hollow area 21 and non-hollow areas 22 located at two sides of the hollow area 21. In the hollow area 21, a plurality of hollow patterns 23 are arranged on the substrate 2, and the hollow patterns 23 penetrate through the substrate 2. The substrate 2 is made of stainless steel (SUS).
As shown in fig. 2, the substrate protection structure 1 includes a protection film 11, a release film 13 and an adhesive 12. Protection film 11 is located on a surface of base plate 2, locate from type membrane 13 base plate 2 is kept away from on a surface of protection film 11, protection film 11 with be used for the protection from type membrane 13 base plate 2 prevents that the surface of base plate 2 from being scraped in the transportation and being damaged.
The adhesive 12 is disposed between the protective film 11 and the substrate 2, and the adhesive 12 is adhered to only the non-hollow area 22 corresponding to the non-hollow area 22 of the substrate 2. The adhesive 12 is a pressure-sensitive adhesive, and is used for attaching the protective film 11 to the surface of the substrate 2, so as to prevent the protective film 11 from falling off and losing the protective effect during transportation.
The embodiment of the invention also provides a preparation method of the display screen 100, wherein the preparation flow of the preparation method is shown in fig. 3, and the preparation method specifically comprises the following steps:
step S10) provides an initial substrate 2 and a display panel 3: the layered structure of the initial substrate 2 is shown in fig. 2, and includes a substrate 2 and a substrate protection structure 1 attached on a surface of the substrate 2. As shown in fig. 4, the display panel 3 includes an organic light emitting layer 33, an array substrate 34, a flexible layer 35, a back plate 36, and the like, which are sequentially stacked. Moreover, the display panel 3 is a flexible display panel, and has a bending region 31 and a non-bending region 32 connected to the bending region 31.
Step S20) of bonding the substrate 2 to one surface of the display panel 3: and removing the release film 13 in the substrate protection structure 1 to expose one surface of the substrate 2. An adhesive 37 such as a foam adhesive or an optical adhesive is coated on a surface of the back plate 36 remote from the flexible layer 35. And aligning the substrate 2 and the display panel 3, and corresponding the hollow area 21 of the substrate 2 to the bending area 31 of the display panel 3. And adhering one exposed surface of the substrate 2 to one surface of the back plate 36 coated with the adhesive 37, and curing the adhesive 37 to firmly adhere the substrate 2 to the display panel 3.
Step S30) of forming a protective layer 38 on a surface of the substrate 2: and tearing off the adhesive glue 12 and the protective film 11 in the substrate protection structure 1 to expose one surface of the substrate 2 far away from the display panel 3. The protective layer 38 is attached to a surface of the substrate 2 away from the display panel 3, and the protective layer 38 covers the hollow area 21 of the substrate 2 and extends from the hollow area 21 to the non-hollow area 22. To this end, the preparation of the display screen 100 is completed, and the display screen 100 shown in fig. 5 is formed.
The embodiment of the present invention further provides a display screen 100, where the display screen 100 is prepared by the above-mentioned method for preparing the display screen 100, and includes a display panel 3, a substrate 2, and a protective layer 38. As shown in fig. 5, the display panel 3 and the substrate 2 are stacked, the hollow area 21 of the substrate 2 corresponds to the bending area 31 of the display panel 3, and the non-hollow area 22 of the substrate 2 corresponds to the non-bending area 32 of the display panel 3. The protection layer 38 is disposed on a surface of the substrate 2 away from the display panel 3, the protection layer 38 covers the hollow area 21 of the substrate 2, and the protection layer 38 is used for protecting the hollow pattern 23 of the substrate 2. The display screen 100 may be any electronic product or component with a display function, such as a mobile phone, a notebook computer, a television, and the like.
In the prior art, generally, the whole surface of the substrate is coated with the adhesive, but the adhesive can be firmly attached only by applying pressure to the pressure-sensitive adhesive, so that part of the adhesive can be pressed into the hollow-out pattern of the hollow-out area of the substrate, and the hollow-out area of the substrate can have adhesive residues when the substrate protection structure is torn off. The substrate protection structure 1 provided in the embodiment of the present invention removes the adhesive 12 corresponding to the hollow-out area 21 of the substrate 2, so that the adhesive 12 does not contact with the hollow-out pattern 23 in the substrate 2, thereby preventing the adhesive 12 from being embedded into the hollow-out pattern 23, and after the substrate protection structure 1 is torn off, there is no adhesive 12 left, so as to improve the appearance of the protected product, so that the subsequent protective layer 38 of the display screen 100 can be smoothly attached, and further improve the bending performance of the display screen 100.
Example 2
The embodiment of the invention provides a substrate 2 and a substrate protection structure 1 which is attached on the surface of the substrate 2 and used for protecting the substrate 2.
As shown in fig. 1, the substrate 2 has a hollow area 21 and non-hollow areas 22 located at two sides of the hollow area 21. In the hollow area 21, a plurality of hollow patterns 23 are arranged on the substrate 2, and the hollow patterns 23 penetrate through the substrate 2. The substrate 2 is made of stainless steel (SUS).
As shown in fig. 6, the substrate protection structure 1 includes a protection film 11, a release film 13, an adhesive 12 and a barrier layer 14. Protection film 11 is located on a surface of base plate 2, locate from type membrane 13 base plate 2 is kept away from on a surface of protection film 11, protection film 11 with be used for the protection from type membrane 13 base plate 2 prevents that the surface of base plate 2 from being scraped in the transportation and being damaged.
The adhesive 12 is disposed between the protective film 11 and the substrate 2, and the adhesive 12 corresponds to the non-hollow area 22 of the substrate 2. The adhesive 12 is used for adhering the protective film 11 to the surface of the substrate 2, so as to prevent the protective film 11 from falling off and losing the protective effect during transportation.
The blocking layer 14 and the adhesive 12 are disposed on the same layer, and are also disposed between the protective film 11 and the substrate 2 and correspond to the hollow area 21. The surface of the barrier layer 14 facing the substrate 2 is not sticky and cannot be fixed to the substrate 2. The barrier layer 14 has the same thickness as the adhesive paste 12. The barrier layer 14 is made of a thermoplastic polyester material, preferably polyethylene terephthalate (PET).
The embodiment of the invention also provides a preparation method of the display screen 100, wherein the preparation flow of the preparation method is shown in fig. 3, and the preparation method specifically comprises the following steps:
step S10) provides an initial substrate 2 and a display panel 3: the layered structure of the initial substrate 2 is shown in fig. 6, and includes a substrate 2 and a substrate protection structure 1 attached on the surface of the substrate 2. As shown in fig. 2, the display panel 3 includes an organic light emitting layer 33, an array substrate 34, a flexible layer 35, a back plate 36, and the like, which are sequentially stacked. Moreover, the display panel 3 is a flexible display panel 3, which has a bending region 31 and a non-bending region 32 connected to the bending region 31.
Step S20) of bonding the substrate 2 to one surface of the display panel 3: and removing the release film 13 in the substrate protection structure 1 to expose one surface of the substrate 2. An adhesive 37 such as a foam adhesive or an optical adhesive is coated on a surface of the back plate 36 remote from the flexible layer 35. And aligning the substrate 2 and the display panel 3, and corresponding the hollow area 21 of the substrate 2 to the bending area 31 of the display panel 3. And adhering one exposed surface of the substrate 2 to one surface of the back plate 36 coated with the adhesive 37, and curing the adhesive 37 to firmly adhere the substrate 2 to the display panel 3.
Step S30) of forming a protective layer 38 on a surface of the substrate 2: tearing off the adhesive 12, the barrier layer 14 and the protective film 11 in the substrate protection structure 1, so that the substrate 2 is far away from one surface of the display panel 3 to be exposed. The protective layer 38 is attached to a surface of the substrate 2 away from the display panel 3, and the protective layer 38 covers the hollow area 21 of the substrate 2 and extends from the hollow area 21 to the non-hollow area 22. To this end, the preparation of the display screen 100 is completed, and the display screen 100 shown in fig. 5 is formed.
The embodiment of the present invention further provides a display screen 100, where the display screen 100 is prepared by the above-mentioned method for preparing the display screen 100, and includes a display panel 3, a substrate 2, and a protective layer 38. As shown in fig. 5, the display panel 3 and the substrate 2 are stacked, the hollow area 21 of the substrate 2 corresponds to the bending area 31 of the display panel 3, and the non-hollow area 22 of the substrate 2 corresponds to the non-bending area 32 of the display panel 3. The protection layer 38 is disposed on a surface of the substrate 2 away from the display panel 3, the protection layer 38 covers the hollow area 21 of the substrate 2, and the protection layer 38 is used for protecting the hollow pattern 23 of the substrate 2. The display screen 100 may be any electronic product or component with a display function, such as a mobile phone, a notebook computer, a television, and the like.
In the substrate protection structure 1 provided in the embodiment of the present invention, the adhesive 12 in the hollow area 21 of the substrate 2 is removed, and the barrier layer 14 made of a thermoplastic polyester material is added. Due to the material characteristics of the barrier layer 14, the barrier layer has the advantages of fatigue resistance, abrasion resistance, good dimensional stability and the like, polyethylene terephthalate (PET) is a material with the best toughness in thermoplastic polyester materials, and cannot deform and be embedded into the hollow pattern 23 of the substrate 2 under pressure, and no residue is left after tearing, so that the appearance of a protected product is improved, the protective layer 38 of the subsequent display screen 100 can be flatly attached, and the bending performance of the display panel 3 is improved. In addition, the barrier layer 14 provided in the embodiment of the present invention has a function of supporting the protective film 11, so that the protective film 11 is prevented from being cracked due to a step difference between the adhesive 12 and the substrate 2, and the protective effect is improved.
Example 3
The embodiment of the invention provides a substrate 2 and a substrate protection structure 1 which is attached on the surface of the substrate 2 and used for protecting the substrate 2.
As shown in fig. 1, the substrate 2 has a hollow area 21 and non-hollow areas 22 located at two sides of the hollow area 21. In the hollow area 21, a plurality of hollow patterns 23 are arranged on the substrate 2, and the hollow patterns 23 penetrate through the substrate 2. The substrate 2 is made of stainless steel (SUS).
As shown in fig. 7, the substrate protection structure 1 includes a protection film 11, a release film 13, an adhesive 12 and a barrier layer 14. Protection film 11 is located on a surface of base plate 2, locate from type membrane 13 base plate 2 is kept away from on a surface of protection film 11, protection film 11 with be used for the protection from type membrane 13 base plate 2 prevents that the surface of base plate 2 from being scraped in the transportation and being damaged.
The adhesive 12 is disposed between the substrate 2 and the protective film 11, and the thickness of the adhesive 12 corresponding to the hollow area 21 is smaller than the thickness of the adhesive 12 corresponding to the non-hollow area 22. The adhesive 12 corresponding to the hollow area 21 is attached to a surface of the protective film 11 facing the substrate 2, and is not in contact with the substrate 2. The adhesive 12 is used for adhering the protective film 11 to the surface of the substrate 2, so as to prevent the protective film 11 from falling off and losing the protective effect during transportation. The barrier layer 14 is disposed between the adhesive 12 and the substrate 2 and corresponds to the hollow area 21 of the substrate 2.
The barrier layer 14 is disposed on a surface of the substrate 2 facing the protection film 11, and corresponds to the hollow area 21 of the substrate 2. The barrier layer 14 is made of a thermoplastic polyester material, preferably polyethylene terephthalate (PET). The surface of the barrier layer 14 facing the substrate 2 has no viscosity and cannot be fixed on the substrate 2, and the surface of the barrier layer 14 facing the protective film 11 is fixedly attached to the protective film through the adhesive 12. The sum of the thickness of the barrier layer 14 and the thickness of the adhesive 12 in the hollow-out area 21 is equal to the thickness of the adhesive 12 in the non-hollow-out area 22.
The embodiment of the invention also provides a preparation method of the display screen 100, wherein the preparation flow of the preparation method is shown in fig. 3, and the preparation method specifically comprises the following steps:
step S10) provides an initial substrate 2 and a display panel 3: the layered structure of the initial substrate 2 is shown in fig. 7, and includes a substrate 2 and a substrate protection structure 1 attached on the surface of the substrate 2. As shown in fig. 2, the display panel 3 includes an organic light emitting layer 33, an array substrate 34, a flexible layer 35, a back plate 36, and the like, which are sequentially stacked. Moreover, the display panel 3 is a flexible display panel 3, which has a bending region 31 and a non-bending region 32 connected to the bending region 31.
Step S20) of bonding the substrate 2 to one surface of the display panel 3: and removing the release film 13 in the substrate protection structure 1 to expose one surface of the substrate 2. An adhesive 37 such as a foam adhesive or an optical adhesive is coated on a surface of the back plate 36 remote from the flexible layer 35. And aligning the substrate 2 and the display panel 3, and corresponding the hollow area 21 of the substrate 2 to the bending area 31 of the display panel 3. And adhering one exposed surface of the substrate 2 to one surface of the back plate 36 coated with the adhesive 37, and curing the adhesive 37 to firmly adhere the substrate 2 to the display panel 3.
Step S30) of forming a protective layer 38 on a surface of the substrate 2: tearing off the adhesive 12, the barrier layer 14 and the protective film 11 in the substrate protection structure 1, so that the substrate 2 is far away from one surface of the display panel 3 to be exposed. The protective layer 38 is attached to a surface of the substrate 2 away from the display panel 3, and the protective layer 38 covers the hollow area 21 of the substrate 2 and extends from the hollow area 21 to the non-hollow area 22. To this end, the preparation of the display screen 100 is completed, and the display screen 100 shown in fig. 4 is formed.
The embodiment of the invention also provides a display screen 100, the display screen 100 is prepared by the above preparation method of the display screen 100, and the display screen 100 can display a picture, which can be any electronic product or component with a display function, such as a mobile phone, a notebook computer, a television, and the like.
In the substrate protection structure 1 provided in the embodiment of the present invention, the adhesive 12 is added between the barrier layer 14 and the protection film 11, compared to embodiment 2 of the present invention, so as to fix the barrier layer 14 on the protection film 11, thereby preventing the poor protection effect of the protection film 11 due to the movement of the barrier layer 14 without adhesion. Moreover, the barrier layer 14 also has the advantages of fatigue resistance, abrasion resistance, good dimensional stability, good toughness and the like, so that the barrier layer is not deformed and embedded into the hollow pattern 23 of the substrate 2, and no residue is left after tearing off, thereby improving the appearance of a protected product, enabling the protective layer 38 of the subsequent display screen 100 to be attached smoothly, and further improving the bending performance of the display panel 3.
Although the invention herein has been described with reference to particular embodiments, it is to be understood that these embodiments are merely illustrative of the principles and applications of the present invention. It is therefore to be understood that numerous modifications may be made to the illustrative embodiments and that other arrangements may be devised without departing from the spirit and scope of the present invention as defined by the appended claims. It should be understood that features described in different dependent claims and herein may be combined in ways different from those described in the original claims. It is also to be understood that features described in connection with individual embodiments may be used in other described embodiments.
Claims (10)
1. The utility model provides a substrate protection architecture for protect the base plate, the base plate have the fretwork district and with the non-fretwork district that the fretwork district is connected, its characterized in that, substrate protection architecture includes the protection film, the one side of protection film has the adhesive, the one side that the protection film has the adhesive bonds in the one side of base plate, just the adhesive only bonds in the non-fretwork district.
2. The substrate protection structure of claim 1, further comprising:
the barrier layer is arranged on one surface of the substrate, which faces the protective film, and corresponds to the hollow area.
3. The substrate protection structure of claim 2, wherein the adhesive extends from the non-hollowed-out area to between the barrier layer and the protective film.
4. The substrate protection structure of claim 2, wherein said barrier layer is a thermoplastic polyester material.
5. The substrate protection structure of claim 1, further comprising:
and the release film is arranged on one surface of the substrate, which is far away from the protective film.
6. The preparation method of the display screen is characterized by comprising the following steps:
providing an initial substrate comprising a substrate and the substrate protection structure of any one of claims 1-5;
attaching a display panel on one surface of the substrate;
stripping the protective film and the adhesive in the substrate protection structure;
and forming a protective layer on one surface of the substrate far away from the display panel, wherein the protective layer corresponds to the bending area.
7. The method of manufacturing a display panel of claim 4,
the method also comprises the following steps after the step of pasting the display panel on one surface of the substrate:
and stripping the barrier layer in the substrate protection layer.
8. The method of manufacturing a display panel of claim 4,
before the step of attaching the display panel on one surface of the substrate, the method further comprises the following steps:
stripping the release film in the substrate protection structure;
and carrying out alignment operation on the substrate and the display panel.
9. A display panel produced by the production method for a display panel according to any one of claims 6 to 8, the display panel comprising:
a display panel and a substrate which are arranged in a stacked manner;
the protective layer is arranged on one surface of the substrate, which is far away from the display panel, and corresponds to the hollow-out area of the substrate.
10. The display screen of claim 9, wherein the substrate is a stainless steel substrate.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
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| CN202110287414.7A CN113112912A (en) | 2021-03-17 | 2021-03-17 | Substrate protection structure, display screen and preparation method thereof |
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| Application Number | Priority Date | Filing Date | Title |
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| CN202110287414.7A CN113112912A (en) | 2021-03-17 | 2021-03-17 | Substrate protection structure, display screen and preparation method thereof |
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| CN113112912A true CN113112912A (en) | 2021-07-13 |
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| CN108172126A (en) * | 2018-02-05 | 2018-06-15 | 京东方科技集团股份有限公司 | The production method of substrate protection film and preparation method thereof, substrate and display panel |
| CN110767096A (en) * | 2019-11-15 | 2020-02-07 | 京东方科技集团股份有限公司 | Supporting structure and display device |
| CN110767083A (en) * | 2018-07-26 | 2020-02-07 | 上海和辉光电有限公司 | Support film, attachment method thereof and display device |
| CN110969945A (en) * | 2019-12-11 | 2020-04-07 | 昆山国显光电有限公司 | Support film, flexible display module and preparation method thereof |
| CN210656784U (en) * | 2019-09-29 | 2020-06-02 | 江西联思触控技术有限公司 | Protection film and contain face lid subassembly of this protection film |
| CN112289187A (en) * | 2020-10-27 | 2021-01-29 | 武汉华星光电半导体显示技术有限公司 | Flexible folding display panel and manufacturing method thereof |
| CN112419890A (en) * | 2020-11-09 | 2021-02-26 | 武汉华星光电半导体显示技术有限公司 | Backboard and display device |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108172126A (en) * | 2018-02-05 | 2018-06-15 | 京东方科技集团股份有限公司 | The production method of substrate protection film and preparation method thereof, substrate and display panel |
| CN110767083A (en) * | 2018-07-26 | 2020-02-07 | 上海和辉光电有限公司 | Support film, attachment method thereof and display device |
| CN210656784U (en) * | 2019-09-29 | 2020-06-02 | 江西联思触控技术有限公司 | Protection film and contain face lid subassembly of this protection film |
| CN110767096A (en) * | 2019-11-15 | 2020-02-07 | 京东方科技集团股份有限公司 | Supporting structure and display device |
| CN110969945A (en) * | 2019-12-11 | 2020-04-07 | 昆山国显光电有限公司 | Support film, flexible display module and preparation method thereof |
| CN112289187A (en) * | 2020-10-27 | 2021-01-29 | 武汉华星光电半导体显示技术有限公司 | Flexible folding display panel and manufacturing method thereof |
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