CN111081899A - Flexible cover plate, preparation method thereof and display panel - Google Patents

Flexible cover plate, preparation method thereof and display panel Download PDF

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Publication number
CN111081899A
CN111081899A CN201911331051.1A CN201911331051A CN111081899A CN 111081899 A CN111081899 A CN 111081899A CN 201911331051 A CN201911331051 A CN 201911331051A CN 111081899 A CN111081899 A CN 111081899A
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China
Prior art keywords
flexible cover
folding area
groove
cover plate
cover sheet
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Granted
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CN201911331051.1A
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Chinese (zh)
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CN111081899B (en
Inventor
杨朝金
唐国强
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BOE Technology Group Co Ltd
Chengdu BOE Optoelectronics Technology Co Ltd
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BOE Technology Group Co Ltd
Chengdu BOE Optoelectronics Technology Co Ltd
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Priority to CN201911331051.1A priority Critical patent/CN111081899B/en
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    • HELECTRICITY
    • H10SEMICONDUCTOR DEVICES; ELECTRIC SOLID-STATE DEVICES NOT OTHERWISE PROVIDED FOR
    • H10KORGANIC ELECTRIC SOLID-STATE DEVICES
    • H10K50/00Organic light-emitting devices
    • H10K50/80Constructional details
    • H10K50/84Passivation; Containers; Encapsulations
    • GPHYSICS
    • G09EDUCATION; CRYPTOGRAPHY; DISPLAY; ADVERTISING; SEALS
    • G09FDISPLAYING; ADVERTISING; SIGNS; LABELS OR NAME-PLATES; SEALS
    • G09F9/00Indicating arrangements for variable information in which the information is built-up on a support by selection or combination of individual elements
    • G09F9/30Indicating 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
    • G09F9/33Indicating 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
    • HELECTRICITY
    • H10SEMICONDUCTOR DEVICES; ELECTRIC SOLID-STATE DEVICES NOT OTHERWISE PROVIDED FOR
    • H10KORGANIC ELECTRIC SOLID-STATE DEVICES
    • H10K71/00Manufacture or treatment specially adapted for the organic devices covered by this subclass

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  • Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • General Physics & Mathematics (AREA)
  • Theoretical Computer Science (AREA)
  • Optics & Photonics (AREA)
  • Manufacturing & Machinery (AREA)
  • Electroluminescent Light Sources (AREA)

Abstract

The embodiment of the invention provides a flexible cover plate, a preparation method thereof and a display panel, wherein the flexible cover plate comprises the following components: the folding area and the non-folding area are arranged on two sides of the folding area; the folded regions and the unfolded regions are arranged in a first direction; a groove is arranged on the first surface of the folding area, the groove extends along a second direction, the depth of the groove is smaller than the thickness of the non-folding area, and the second direction is perpendicular to the first direction; and the groove is filled with a transparent organic material layer. According to the flexible cover plate provided by the embodiment of the invention, the groove is formed in the first surface of the folding area, and the transparent organic matter is filled in the groove, so that the flexibility of the flexible cover plate can be increased, the flexible cover plate is easier to bend, the second surface of the flexible cover plate is ensured to be made of the original material, and the touch feeling and the scraping resistance of the flexible cover plate are not influenced.

Description

Flexible cover plate, preparation method thereof and display panel
Technical Field
The invention relates to the technical field of display, in particular to a flexible cover plate, a preparation method of the flexible cover plate and a display panel.
Background
At present, an OLED (organic light emitting semiconductor) screen is widely concerned by people with a series of advantages of lightness, thinness, excellent display effect, high contrast, wide color gamut, flexibility and the like, and is considered to be a next generation display scheme expected to replace liquid crystal. Flexible OLEDs are the focus of attention for their thin, lightweight, and flexible nature.
With the rise of folding mobile phones, the foldable OLED display screen is increasingly prominent, but the foldable screen still faces many problems to be solved. The glass cover plate is usually replaced by a high polymer film in a module structure of the folding screen, but the touch feeling of a product is sacrificed when the folding performance is improved by using the high polymer film, and the high polymer film is also low in scratch resistance.
Disclosure of Invention
The invention provides a display panel, which aims to solve the problems of poor touch and low scratch resistance of the existing flexible cover plate which adopts a high polymer film to completely replace a glass cover plate.
One aspect of the present invention provides a flexible cover plate, including: the folding area and the non-folding area are arranged on two sides of the folding area; the folded regions and the unfolded regions are arranged in a first direction;
a groove is arranged on the first surface of the folding area, the groove extends along a second direction, the depth of the groove is smaller than the thickness of the non-folding area, and the second direction is perpendicular to the first direction;
and the groove is filled with a transparent organic material layer.
Optionally, the material of the folded and unfolded regions comprises: a glass material.
Optionally, an optical compensation layer is further included; the light compensation layer is arranged on one side of the transparent organic layer, which faces away from the second side of the folding area; the second face of the folded region is opposite the first face of the folded region.
Optionally, a planarization layer is further included; the planarization layer is arranged on the first surface of the flexible cover plate, arranged on two sides of the optical compensation layer and used for enabling the first surface of the flexible cover plate to be planarized.
Optionally, the thickness of the flexible cover plate at the fold region at the bottom of the recess is 50-100 μm.
Optionally, the width of the groove is less than or equal to the width of the folding zone.
Optionally, the transparent organic includes: any one of polycarbonate, polymethyl methacrylate, or polyethylene terephthalate.
Optionally, the optical compensation layer comprises: a cellulose or polyarylate optical compensation layer.
A second aspect of the present invention provides a display panel comprising: the display module and the flexible cover plate as described in any one of the above items; the first surface of the folding area faces the display module.
The third aspect of the present invention provides a method for manufacturing a flexible cover plate, which is applied to any one of the above flexible cover plates, and includes:
providing a flexible cover glass; the flexible cover glass includes: the folding area and the non-folding area are arranged on two sides of the folding area; the folded regions and the unfolded regions are arranged in a first direction;
etching a groove on the first surface of the folding area along a second direction to enable the depth of the groove to be smaller than the thickness of the non-folding area, wherein the second direction is vertical to the first direction;
and filling transparent organic matters in the groove, and carrying out planarization treatment on the transparent organic matters.
The embodiment of the invention provides a flexible cover plate, which comprises: the folding area and the non-folding area are arranged on two sides of the folding area; the folded regions and the unfolded regions are arranged in a first direction; a groove is arranged on the first surface of the folding area, the groove extends along a second direction, the depth of the groove is smaller than the thickness of the non-folding area, and the second direction is perpendicular to the first direction; and the groove is filled with a transparent organic material layer. According to the flexible cover plate provided by the embodiment of the invention, the groove is formed in the first surface of the folding area, and the transparent organic matter is filled in the groove, so that the flexibility of the flexible cover plate can be increased, the flexible cover plate is easier to bend, the second surface of the flexible cover plate is ensured to be made of the original material, and the touch feeling and the scraping resistance of the flexible cover plate are not influenced.
Drawings
In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings needed to be used in the description of the embodiments of the present invention 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 that other drawings can be obtained according to these drawings without inventive labor.
Fig. 1 is a schematic structural diagram of a flexible cover plate according to an embodiment of the present invention;
FIG. 2 is a schematic structural diagram of another flexible cover according to an embodiment of the present invention;
FIG. 3 is a schematic structural diagram of another flexible cover according to an embodiment of the present invention;
fig. 4 is a schematic structural diagram of a folded flexible cover plate according to an embodiment of the present invention;
fig. 5 is a schematic structural diagram of a display panel according to an embodiment of the present invention;
fig. 6 is a flowchart illustrating a method for manufacturing a display panel according to an embodiment of the present invention.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are some, not all, embodiments of the present invention. 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 invention.
Example one
Referring to fig. 1, a schematic structural diagram of a flexible cover according to an embodiment of the present invention is shown, where fig. 1(a) is a top view of the flexible cover, and fig. 1(b) is a cross-sectional view of fig. 1(a) a-a, the flexible cover includes:
a folding zone 10 and non-folding zones 20 disposed on both sides of said folding zone 10; the folded region 10 and the unfolded region 20 are aligned in a first direction D1;
a first face X of the folding zone 10 is provided with grooves extending along a second direction D2, and the depth L1 of the grooves is less than the thickness L2 of the non-folding zone, the second direction D2 being perpendicular to the first direction D1; the recess is filled with a transparent organic layer 11.
In an embodiment of the present invention, the material of the folded region 10 and the unfolded region 20 comprises: a glass material.
In the embodiment of the present invention, the body of the flexible cover plate is made of a glass material, and then a groove is formed in the folding area of the glass by etching, wherein the groove does not penetrate through the second surface Y of the folding area. That is, in the present embodiment, the folding region of the flexible cover sheet includes: the glass layer and the transparent organic layer, wherein the glass layer is of an integral structure with the glass layer in the non-folding area.
In an embodiment of the present invention, referring to fig. 1(b), the thickness L3 of the flexible cover plate at the folding zone at the bottom of the groove is 50 μm to 100 μm. Wherein, the part of the flexible cover plate belongs to the specification of the ultra-thin glass.
In the embodiment of the present invention, since the second surface Y of the flexible cover is a touch surface, and the touch surface is made of glass material in the folding area 10 and the non-folding area 20, the touch feeling of the flexible cover is not affected, and the scratch resistance of the flexible cover is not reduced. Moreover, transparent organic matter is filled in the groove of the first surface of the folding area, so that the folding performance of the flexible cover plate can be improved.
In an embodiment of the present invention, referring to fig. 2, further includes an optical compensation layer 12; the optical compensation layer 12 is arranged on the side of the transparent organic layer 11 facing away from the second face Y of the folding area; the second face Y of the folded region is opposite to the first face X of the folded region.
In the embodiment of the present invention, the transparent organic material 11 is flush with the first surface X of the non-folding area on the surface facing away from the glass layer of the folding area, and the optical compensation layer 12 is disposed to protrude from the first surface X.
In the embodiment of the invention, after the groove is filled with the transparent organic matter, the refractive indexes of the folding area and the non-folding area are different, so that the refractive indexes of the folding area and the non-folding area can be kept consistent after the optical compensation layer is arranged in the folding area.
In the embodiment of the present invention, referring to fig. 2, a planarization layer 21 is further included; the planarization layer 21 is disposed on the first surface X of the flexible cover plate and disposed on both sides of the optical compensation layer 12, and is used for planarizing the first surface X of the flexible cover plate.
When the optical compensation layer 12 protrudes from the first surface X of the flexible cover plate, planarization layers are required to be disposed on two sides of the optical compensation layer 12 to ensure the planarization of the first surface X of the flexible cover plate.
In the embodiment of the present invention, referring to fig. 3, the optical compensation layer 12 may also be disposed in the groove, so that the side of the optical compensation layer 12 away from the transparent organic material 11 is flush with the first side X of the non-folding area 20, and at this time, the first side X of the flexible cover plate may also be planarized without disposing a planarization layer.
In the embodiment of the invention, the groove is not etched through, and the depth of the groove can be selected according to actual needs.
In an embodiment of the present invention, the width W1 of the groove is less than or equal to the width W2 of the fold region.
The groove can be as wide as the folding area or smaller than the folding area, and can be selected according to actual conditions.
In an embodiment of the present invention, the transparent organic material includes: polycarbonate (PC), polymethyl methacrylate (PMMA), or polyethylene terephthalate (PET).
In the embodiment of the present invention, referring to fig. 4, an effect of the flexible cover plate provided in the embodiment of the present invention after being folded is shown, and it can be seen that the folding effect of the flexible panel provided in the embodiment of the present invention is better, and the touch effect is not affected on the touch surface.
In an embodiment of the present invention, the material of the optical compensation layer includes: polyethylene terephthalate (PET) or polyimide or polyethylene.
In the embodiment of the invention, the planarization layer is a transparent organic film layer; the transparent organic film layer is made of the following materials: polyethylene terephthalate or transparent polyimide or polycarbonate or polymethyl methacrylate.
Referring to fig. 5, a further aspect of the present invention is to provide a display panel, including: a display module 30 and a flexible cover plate as described in any of the above; the first surface X of the folding area faces the display module 30.
In the embodiment of the invention, the transparent organic matter in the folding area is arranged towards the display module. The second surface of the folding area is a touch surface.
The embodiment of the invention provides a flexible cover plate, which comprises: the folding area and the non-folding area are arranged on two sides of the folding area; the folded regions and the unfolded regions are arranged in a first direction; a groove is arranged on the first surface of the folding area, the groove extends along a second direction, the depth of the groove is smaller than the thickness of the non-folding area, and the second direction is perpendicular to the first direction; and the groove is filled with a transparent organic material layer. According to the flexible cover plate provided by the embodiment of the invention, the groove is formed in the first surface of the folding area, and the transparent organic matter is filled in the groove, so that the flexibility of the flexible cover plate can be increased, the flexible cover plate is easier to bend, the second surface of the flexible cover plate is ensured to be made of the original material, and the touch feeling and the scraping resistance of the flexible cover plate are not influenced.
Example two
Referring to fig. 6, a flowchart illustrating steps of a method for manufacturing a flexible cover according to an embodiment of the present invention is shown, where the method is applied to the flexible cover according to any one of the embodiments, and the method specifically includes:
step 201, providing flexible cover glass; the flexible cover glass includes: the folding area and the non-folding area are arranged on two sides of the folding area; the folded regions and the unfolded regions are arranged in a first direction;
202, etching a groove on the first surface of the folding area along a second direction to enable the depth of the groove to be smaller than the thickness of the non-folding area, wherein the second direction is vertical to the first direction;
and 203, filling transparent organic matters in the groove, and carrying out planarization treatment on the transparent organic matters.
In the embodiment of the invention, a groove which is not etched through is etched in the folding area of the flexible cover plate glass, and transparent organic matters are injected into the groove.
In the embodiment of the invention, after the groove is filled with the transparent organic matter, the transparent organic matter can be directly flattened to obtain the flexible cover plate shown in fig. 1.
Among them, in the embodiment of the present invention, further include: and forming an optical compensation layer on one side of the transparent machine object layer, which is far away from the second surface of the folding area, and forming planarization layers on two sides of the optical compensation layer to obtain the flexible cover plate shown in fig. 2.
Or, in the embodiment of the present invention, when the transparent organic material is prepared, the thickness of the transparent organic material is smaller than the depth of the groove, the optical compensation layer is prepared in the groove, and then the surface of the optical compensation layer away from the transparent organic material is planarized, so as to obtain the flexible cover plate shown in fig. 3.
The preparation method of the flexible cover plate provided by the embodiment of the invention comprises the following steps: providing a flexible cover glass; the flexible cover glass includes: the folding area and the non-folding area are arranged on two sides of the folding area; the folded regions and the unfolded regions are arranged in a first direction; etching a groove on the first surface of the folding area along a second direction to enable the depth of the groove to be smaller than the thickness of the non-folding area, wherein the second direction is vertical to the first direction; and filling transparent organic matters in the groove, and carrying out planarization treatment on the transparent organic matters. According to the flexible cover plate prepared by the method provided by the embodiment of the invention, the groove is formed in the first surface of the folding area, and the transparent organic matter is filled in the groove, so that the flexibility of the flexible cover plate can be increased, the flexible cover plate is easier to bend, the second surface of the flexible cover plate is ensured to be made of the original material, and the touch feeling and the scraping resistance of the flexible cover plate are not influenced.
It is clear to those skilled in the art that, for convenience and brevity of description, the specific working processes of the above-described systems, apparatuses and units may refer to the corresponding processes in the foregoing method embodiments, and are not described herein again.
The above description is only for the purpose of illustrating the preferred embodiments of the present invention and is not to be construed as limiting the invention, and any modifications, equivalents and improvements made within the spirit and principle of the present invention are intended to be included within the scope of the present invention.
The above description is only for the specific embodiments of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art can easily conceive of the changes or substitutions within the technical scope of the present invention, and all the changes or substitutions should be covered within the scope of the present invention. Therefore, the protection scope of the present invention shall be subject to the protection scope of the claims.

Claims (10)

1. A flexible cover sheet, comprising: the folding area and the non-folding area are arranged on two sides of the folding area; the folded regions and the unfolded regions are arranged in a first direction;
a groove is arranged on the first surface of the folding area, the groove extends along a second direction, the depth of the groove is smaller than the thickness of the non-folding area, and the second direction is perpendicular to the first direction;
and the groove is filled with a transparent organic material layer.
2. The flexible cover sheet of claim 1 wherein the material of the folded and unfolded regions comprises: a glass material.
3. The flexible cover sheet of claim 1, further comprising: an optical compensation layer;
the light compensation layer is arranged on one side of the transparent organic layer, which faces away from the second side of the folding area; the second face of the folded region is opposite the first face of the folded region.
4. The flexible cover sheet of claim 3, further comprising a planarization layer;
the planarization layer is arranged on the first surface of the flexible cover plate, arranged on two sides of the optical compensation layer and used for enabling the first surface of the flexible cover plate to be planarized.
5. The flexible cover sheet according to any one of claims 1 to 4, wherein the thickness of the flexible cover sheet at the fold areas at the groove bottom is 50-100 μm.
6. The flexible cover sheet of any one of claims 1 to 4, wherein the width of the groove is less than or equal to the width of the fold region.
7. The flexible cover sheet of any one of claims 1 to 4, wherein the transparent organic substance comprises: any one of polycarbonate, polymethyl methacrylate, or polyethylene terephthalate.
8. The flexible cover sheet of claim 3, wherein the optical compensation layer comprises: one of polyethylene terephthalate, polyimide or polyethylene.
9. A display panel, comprising: a display module and a flexible cover according to any one of claims 1 to 8;
the first surface of the folding area faces the display module.
10. A method for manufacturing a flexible cover sheet, which is applied to the flexible cover sheet of any one of claims 1 to 8, comprising:
providing a flexible cover glass; the flexible cover glass includes: the folding area and the non-folding area are arranged on two sides of the folding area; the folded regions and the unfolded regions are arranged in a first direction;
etching a groove on the first surface of the folding area along a second direction to enable the depth of the groove to be smaller than the thickness of the non-folding area, wherein the second direction is vertical to the first direction;
and filling transparent organic matters in the groove, and carrying out planarization treatment on the transparent organic matters.
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Cited By (12)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN112185256A (en) * 2020-09-30 2021-01-05 上海天马有机发光显示技术有限公司 Foldable display device and method of manufacturing the same
CN113241010A (en) * 2021-05-25 2021-08-10 合肥维信诺科技有限公司 Display panel and display device
CN113377233A (en) * 2021-06-23 2021-09-10 京东方科技集团股份有限公司 Foldable touch module and foldable display device
CN113487973A (en) * 2021-07-23 2021-10-08 京东方科技集团股份有限公司 Flexible cover plate, combined cover plate and display device
CN113593408A (en) * 2021-07-07 2021-11-02 武汉华星光电半导体显示技术有限公司 Display module, manufacturing method thereof and mobile terminal
CN113888983A (en) * 2021-11-01 2022-01-04 合肥维信诺科技有限公司 Cover plate and flexible display module
CN114120833A (en) * 2021-11-26 2022-03-01 赛德半导体有限公司 Ultrathin glass cover plate and preparation method thereof, display panel and display device
CN114340279A (en) * 2020-09-27 2022-04-12 北京小米移动软件有限公司 Folding screen cover plate, preparation method, folding screen and electronic equipment
WO2022077689A1 (en) * 2020-10-13 2022-04-21 武汉华星光电半导体显示技术有限公司 Foldable display module
CN114724466A (en) * 2022-04-18 2022-07-08 武汉华星光电半导体显示技术有限公司 Folding display panel and display device
CN115050267A (en) * 2022-06-30 2022-09-13 昆山国显光电有限公司 Flexible cover plate and display module
CN115171533A (en) * 2022-06-29 2022-10-11 昆山国显光电有限公司 Cover plate, foldable display module and display device

Citations (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US20140267950A1 (en) * 2013-03-12 2014-09-18 Samsung Display Co., Ltd. Flexible display device with flexible touch screen panel
CN104347000A (en) * 2013-08-07 2015-02-11 三星显示有限公司 Window panel for a display apparatus
CN104517527A (en) * 2013-09-27 2015-04-15 三星显示有限公司 Display device
US20150115229A1 (en) * 2013-10-25 2015-04-30 Samsung Display Co., Ltd. Flexible display apparatus
US20150357387A1 (en) * 2014-06-05 2015-12-10 Samsung Display Co., Ltd. Flexible display device
US20180123083A1 (en) * 2016-10-27 2018-05-03 Samsung Display Co., Ltd. Flexible window and flexible display device including the same
US10020462B1 (en) * 2015-07-30 2018-07-10 Apple Inc. Electronic devices with flexible displays
CN108447894A (en) * 2018-05-16 2018-08-24 云谷(固安)科技有限公司 Organic light-emitting display device and preparation method thereof
CN109308845A (en) * 2017-07-26 2019-02-05 财团法人工业技术研究院 Optical compensation structure

Patent Citations (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US20140267950A1 (en) * 2013-03-12 2014-09-18 Samsung Display Co., Ltd. Flexible display device with flexible touch screen panel
CN104347000A (en) * 2013-08-07 2015-02-11 三星显示有限公司 Window panel for a display apparatus
CN104517527A (en) * 2013-09-27 2015-04-15 三星显示有限公司 Display device
US20150115229A1 (en) * 2013-10-25 2015-04-30 Samsung Display Co., Ltd. Flexible display apparatus
US20150357387A1 (en) * 2014-06-05 2015-12-10 Samsung Display Co., Ltd. Flexible display device
US10020462B1 (en) * 2015-07-30 2018-07-10 Apple Inc. Electronic devices with flexible displays
US20180123083A1 (en) * 2016-10-27 2018-05-03 Samsung Display Co., Ltd. Flexible window and flexible display device including the same
CN109308845A (en) * 2017-07-26 2019-02-05 财团法人工业技术研究院 Optical compensation structure
CN108447894A (en) * 2018-05-16 2018-08-24 云谷(固安)科技有限公司 Organic light-emitting display device and preparation method thereof

Cited By (20)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN114340279A (en) * 2020-09-27 2022-04-12 北京小米移动软件有限公司 Folding screen cover plate, preparation method, folding screen and electronic equipment
CN112185256A (en) * 2020-09-30 2021-01-05 上海天马有机发光显示技术有限公司 Foldable display device and method of manufacturing the same
US11714456B2 (en) 2020-10-13 2023-08-01 Wuhan China Star Optoelectronics Semiconductor Display Technology Co., Ltd. Foldable display module
WO2022077689A1 (en) * 2020-10-13 2022-04-21 武汉华星光电半导体显示技术有限公司 Foldable display module
CN113241010A (en) * 2021-05-25 2021-08-10 合肥维信诺科技有限公司 Display panel and display device
CN113377233A (en) * 2021-06-23 2021-09-10 京东方科技集团股份有限公司 Foldable touch module and foldable display device
CN113377233B (en) * 2021-06-23 2024-03-15 京东方科技集团股份有限公司 Foldable touch module and foldable display device
CN113593408A (en) * 2021-07-07 2021-11-02 武汉华星光电半导体显示技术有限公司 Display module, manufacturing method thereof and mobile terminal
CN113593408B (en) * 2021-07-07 2022-09-09 武汉华星光电半导体显示技术有限公司 Display module, manufacturing method thereof and mobile terminal
CN113487973A (en) * 2021-07-23 2021-10-08 京东方科技集团股份有限公司 Flexible cover plate, combined cover plate and display device
CN113487973B (en) * 2021-07-23 2023-11-03 京东方科技集团股份有限公司 Flexible cover plate, combined cover plate and display device
CN113888983A (en) * 2021-11-01 2022-01-04 合肥维信诺科技有限公司 Cover plate and flexible display module
CN113888983B (en) * 2021-11-01 2024-01-23 合肥维信诺科技有限公司 Cover plate and flexible display module
CN114120833A (en) * 2021-11-26 2022-03-01 赛德半导体有限公司 Ultrathin glass cover plate and preparation method thereof, display panel and display device
CN114724466A (en) * 2022-04-18 2022-07-08 武汉华星光电半导体显示技术有限公司 Folding display panel and display device
CN114724466B (en) * 2022-04-18 2024-02-20 武汉华星光电半导体显示技术有限公司 Folding display panel and display device
CN115171533A (en) * 2022-06-29 2022-10-11 昆山国显光电有限公司 Cover plate, foldable display module and display device
CN115171533B (en) * 2022-06-29 2024-02-20 昆山国显光电有限公司 Cover plate, foldable display module and display device
CN115050267A (en) * 2022-06-30 2022-09-13 昆山国显光电有限公司 Flexible cover plate and display module
CN115050267B (en) * 2022-06-30 2023-11-14 昆山国显光电有限公司 Flexible cover plate and display module

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