CN111844934A - Protective film for flexible display panel - Google Patents
Protective film for flexible display panel Download PDFInfo
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- CN111844934A CN111844934A CN201910361485.XA CN201910361485A CN111844934A CN 111844934 A CN111844934 A CN 111844934A CN 201910361485 A CN201910361485 A CN 201910361485A CN 111844934 A CN111844934 A CN 111844934A
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- display panel
- flexible display
- protective film
- layer
- glass layer
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- 230000001681 protective effect Effects 0.000 title claims abstract description 37
- 239000010410 layer Substances 0.000 claims description 67
- 239000011521 glass Substances 0.000 claims description 49
- 239000011248 coating agent Substances 0.000 claims description 19
- 238000000576 coating method Methods 0.000 claims description 19
- 239000011247 coating layer Substances 0.000 claims description 18
- 239000000853 adhesive Substances 0.000 claims description 9
- 230000001070 adhesive effect Effects 0.000 claims description 9
- 239000012528 membrane Substances 0.000 claims description 8
- 230000003287 optical effect Effects 0.000 claims description 8
- 239000003292 glue Substances 0.000 claims description 5
- XUIMIQQOPSSXEZ-UHFFFAOYSA-N Silicon Chemical compound [Si] XUIMIQQOPSSXEZ-UHFFFAOYSA-N 0.000 claims description 4
- AMGQUBHHOARCQH-UHFFFAOYSA-N indium;oxotin Chemical compound [In].[Sn]=O AMGQUBHHOARCQH-UHFFFAOYSA-N 0.000 claims description 4
- 229920001721 polyimide Polymers 0.000 claims description 4
- 239000010703 silicon Substances 0.000 claims description 4
- 229910052710 silicon Inorganic materials 0.000 claims description 4
- 239000004065 semiconductor Substances 0.000 claims description 3
- 238000004026 adhesive bonding Methods 0.000 claims 4
- 238000005452 bending Methods 0.000 abstract description 8
- 238000004880 explosion Methods 0.000 description 5
- 238000010073 coating (rubber) Methods 0.000 description 4
- 230000000694 effects Effects 0.000 description 3
- 229920000139 polyethylene terephthalate Polymers 0.000 description 3
- 239000005020 polyethylene terephthalate Substances 0.000 description 3
- 238000001125 extrusion Methods 0.000 description 2
- 239000000463 material Substances 0.000 description 2
- 239000002985 plastic film Substances 0.000 description 2
- 229920006255 plastic film Polymers 0.000 description 2
- 230000002035 prolonged effect Effects 0.000 description 2
- 229920002379 silicone rubber Polymers 0.000 description 2
- LLLVZDVNHNWSDS-UHFFFAOYSA-N 4-methylidene-3,5-dioxabicyclo[5.2.2]undeca-1(9),7,10-triene-2,6-dione Chemical compound C1(C2=CC=C(C(=O)OC(=C)O1)C=C2)=O LLLVZDVNHNWSDS-UHFFFAOYSA-N 0.000 description 1
- 229920002972 Acrylic fiber Polymers 0.000 description 1
- 229920001651 Cyanoacrylate Polymers 0.000 description 1
- 239000004642 Polyimide Substances 0.000 description 1
- 239000004830 Super Glue Substances 0.000 description 1
- NIXOWILDQLNWCW-UHFFFAOYSA-N acrylic acid group Chemical group C(C=C)(=O)O NIXOWILDQLNWCW-UHFFFAOYSA-N 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 239000000428 dust Substances 0.000 description 1
- 238000005265 energy consumption Methods 0.000 description 1
- 230000002349 favourable effect Effects 0.000 description 1
- 230000004313 glare Effects 0.000 description 1
- 239000007788 liquid Substances 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000000053 physical method Methods 0.000 description 1
- -1 polyethylene terephthalate Polymers 0.000 description 1
- 239000004800 polyvinyl chloride Substances 0.000 description 1
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- 238000002834 transmittance Methods 0.000 description 1
Images
Classifications
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B32—LAYERED PRODUCTS
- B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
- B32B9/00—Layered products comprising a layer of a particular substance not covered by groups B32B11/00 - B32B29/00
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B32—LAYERED PRODUCTS
- B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
- B32B27/00—Layered products comprising a layer of synthetic resin
- B32B27/06—Layered products comprising a layer of synthetic resin as the main or only constituent of a layer, which is next to another layer of the same or of a different material
- B32B27/08—Layered products comprising a layer of synthetic resin as the main or only constituent of a layer, which is next to another layer of the same or of a different material of synthetic resin
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B32—LAYERED PRODUCTS
- B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
- B32B27/00—Layered products comprising a layer of synthetic resin
- B32B27/28—Layered products comprising a layer of synthetic resin comprising synthetic resins not wholly covered by any one of the sub-groups B32B27/30 - B32B27/42
- B32B27/281—Layered products comprising a layer of synthetic resin comprising synthetic resins not wholly covered by any one of the sub-groups B32B27/30 - B32B27/42 comprising polyimides
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B32—LAYERED PRODUCTS
- B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
- B32B33/00—Layered products characterised by particular properties or particular surface features, e.g. particular surface coatings; Layered products designed for particular purposes not covered by another single class
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B32—LAYERED PRODUCTS
- B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
- B32B7/00—Layered products characterised by the relation between layers; Layered products characterised by the relative orientation of features between layers, or by the relative values of a measurable parameter between layers, i.e. products comprising layers having different physical, chemical or physicochemical properties; Layered products characterised by the interconnection of layers
- B32B7/04—Interconnection of layers
- B32B7/06—Interconnection of layers permitting easy separation
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B32—LAYERED PRODUCTS
- B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
- B32B7/00—Layered products characterised by the relation between layers; Layered products characterised by the relative orientation of features between layers, or by the relative values of a measurable parameter between layers, i.e. products comprising layers having different physical, chemical or physicochemical properties; Layered products characterised by the interconnection of layers
- B32B7/04—Interconnection of layers
- B32B7/12—Interconnection of layers using interposed adhesives or interposed materials with bonding properties
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B32—LAYERED PRODUCTS
- B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
- B32B9/00—Layered products comprising a layer of a particular substance not covered by groups B32B11/00 - B32B29/00
- B32B9/04—Layered products comprising a layer of a particular substance not covered by groups B32B11/00 - B32B29/00 comprising such particular substance as the main or only constituent of a layer, which is next to another layer of the same or of a different material
- B32B9/045—Layered products comprising a layer of a particular substance not covered by groups B32B11/00 - B32B29/00 comprising such particular substance as the main or only constituent of a layer, which is next to another layer of the same or of a different material of synthetic resin
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B32—LAYERED PRODUCTS
- B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
- B32B2307/00—Properties of the layers or laminate
- B32B2307/20—Properties of the layers or laminate having particular electrical or magnetic properties, e.g. piezoelectric
- B32B2307/202—Conductive
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B32—LAYERED PRODUCTS
- B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
- B32B2457/00—Electrical equipment
- B32B2457/20—Displays, e.g. liquid crystal displays, plasma displays
Landscapes
- Engineering & Computer Science (AREA)
- Ceramic Engineering (AREA)
- Devices For Indicating Variable Information By Combining Individual Elements (AREA)
Abstract
The invention provides a protective film for a flexible display panel, wherein the flexible display panel comprises at least two first display areas and a second display area connected between the at least two first display areas, and the flexible display panel can be folded and unfolded around the joint of the second display area and the first display area, and is characterized in that: the protective film comprises a film body, wherein the film body comprises at least two first parts and a second part, the two first parts are used for being attached to the surface of the first display area, and the second part is used for being attached to the surface of the second display area. The protective film for the flexible display panel provided by the invention can deform along with the bending of the flexible display panel, namely, the protective film can still play a role in protecting the flexible display panel when the flexible display panel is in a bending state.
Description
Technical Field
The invention belongs to the technical field of electronic equipment accessories, and particularly relates to a protective film for a flexible display panel.
Background
The protective film used for the electronic equipment screen is an electronic equipment accessory derived for protecting the electronic equipment screen, has quite good wear-resisting property and is very hard, the protective film used for the electronic equipment screen is actually prestressed glass, in order to improve the strength of the glass, a chemical or physical method is usually used, a compressive stress is formed on the surface of the glass, when the glass bears an external force, the surface stress is firstly counteracted, the bearing capacity is improved, and therefore the effect of protecting the electronic equipment screen is achieved.
Due to continuous progress of electronic equipment, the screen of the electronic equipment is increased in size continuously in order to meet the requirements of users, and therefore the problem of inconvenience in carrying is brought to the users, the screen of the electronic equipment is changed newly, the electronic equipment with the flexible display panel is produced, and the defect of inconvenience in carrying caused by overlarge screen size of the electronic equipment in the prior art is fundamentally solved. However, the protection film for the flexible display panel in the prior art is not flexible enough, and cannot meet the bending function, so that the screen of the electronic device with the flexible display panel cannot be protected.
Disclosure of Invention
The invention aims to provide a protective film for a flexible display panel, which aims to solve the technical problems that the protective film for the flexible display panel in the prior art cannot be bent and cannot protect the flexible display panel.
In order to achieve the purpose, the invention adopts the technical scheme that: the utility model provides a protection pad pasting for flexible display panel, flexible display panel includes at least two first display areas and connects at least two second display areas between the first display area, flexible display panel can be around the second display area with the junction of first display area folding and expansion, its characterized in that: the protective film comprises a film body, wherein the film body comprises at least two first parts which are attached to the surface of the first display area and a second part which is attached to the surface of the second display area.
Further, the first portion comprises a first glass layer and a first coating layer which is connected with the first glass layer and is attached to the surface of the first display area.
Further, the first portion further includes a first explosion-proof layer disposed between the first glass layer and the first coating.
Further, the first coating is an AB glue coating.
Further, the second part comprises a second glass layer and a second coating layer which is connected with the second glass layer and is used for being attached to the surface of the second display area, and a second explosion-proof layer is arranged between the second glass layer and the second coating layer.
Further, the second coating includes optical adhesive rubber coating and silicon rubber coating, optical adhesive rubber coating with second explosion-proof layer fixed connection, the silicon rubber coating is used for pasting and establishes second display area surface.
Further, a difference in thickness between a thickness of the first portion and a thickness of the second portion is between 0 millimeters and 0.15 millimeters.
Further, the surface of membrane body is provided with at least one from type paper, it is all protruding to be formed with the portion of peeling off from type paper border.
Further, the first glass layer and the second glass layer are both indium tin oxide semiconductor transparent conductive films; or the first glass layer and the second glass layer are both transparent polyimide films.
Further, the periphery of the membrane body is provided with an ink frame.
The protective film for the flexible display panel provided by the invention has the beneficial effects that: compared with the prior art, the protective film for the flexible display panel comprises at least two first parts which are attached to the surface of the first display area of the display panel and a second part which is attached to the surface of the second display area of the display panel, the protective film is closely attached to the flexible display panel of the electronic equipment, and the protective film can deform along with the bending of the flexible display panel on the basis that the original function of the protective film is not influenced, namely, when the screen of the electronic equipment is in a bent state, the protective film can still protect the flexible display panel.
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 embodiments or the prior art descriptions will be briefly described below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and it is obvious for those skilled in the art to obtain other drawings based on these drawings without inventive exercise.
Fig. 1 is a perspective view of a protection film for a flexible display panel according to an embodiment of the present invention when being spread;
fig. 2 is a perspective view of a protection film for a flexible display panel according to an embodiment of the present invention when being bent;
fig. 3 is an exploded view of a protection film for a flexible display panel according to an embodiment of the present invention.
Wherein, in the figures, the respective reference numerals:
1: the membrane body 11: the first part
111: first glass layer 112: first coating
12: second portion 121: second glass layer
122: second coating 123: second explosion-proof layer
Detailed Description
In order to make the technical problems, technical solutions and advantageous effects to be solved by the present invention more clearly apparent, the present invention is further described in detail below with reference to the accompanying drawings and embodiments. It should be understood that the specific embodiments described herein are merely illustrative of the invention and are not intended to limit the invention.
It will be understood that when an element is referred to as being "secured to" or "disposed on" another element, it can be directly on the other element or be indirectly on the other element. When an element is referred to as being "connected to" another element, it can be directly connected to the other element or be indirectly connected to the other element.
It will be understood that the terms "length," "width," "upper," "lower," "front," "rear," "left," "right," "vertical," "horizontal," "top," "bottom," "inner," "outer," and the like, as used herein, refer to an orientation or positional relationship indicated in the drawings that is solely for the purpose of facilitating the description and simplifying the description, and do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and is therefore not to be construed as limiting the invention.
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, a feature defined as "first" or "second" may explicitly or implicitly include one or more of that feature. In the description of the present invention, "a plurality" means two or more unless specifically defined otherwise.
Referring to fig. 1 to fig. 3, the present embodiment provides a protective film for a flexible display panel, the flexible display panel includes at least two first display regions and a second display region connected between the at least two first display regions, the flexible display panel can be folded and unfolded around a connection between the second display region and the first display region, and the protective film is characterized in that: the protective film comprises a film body 1, wherein the film body 1 comprises at least two first parts 11 for attaching to the surface of the first display area and a second part 12 for attaching to the surface of the second display area.
The protection film for the flexible display panel comprises at least two first parts 11 and a second part 12, wherein the two first parts 11 are used for being attached to the surface of a first display area of the display panel, the second part 12 is used for being attached to the surface of a second display area of the display panel, the protection film is closely attached to the flexible display panel of the electronic equipment, and on the basis that the original function of the protection film is not influenced, the protection film can deform along with the bending of the flexible display panel, namely when a screen of the electronic equipment is in a bending state, the protection film still can play a role in protecting the flexible display panel.
Referring to fig. 1 to 2 together, as a specific embodiment of the protection film for a flexible display panel provided in this embodiment, the protection film includes a film body 1, the film body 1 includes at least two first portions 11 attached to a surface of a first display area and a second portion 12 attached to a surface of a second display area, and is applied to an electronic device having a flexible display panel, the flexible display panel includes at least two first display areas and a second display area connected between the at least two first display areas, and the flexible display panel can be folded and unfolded around a connection portion between the second display area and the first display areas. The size of the film body 1 can be changed according to the size of the flexible display panel; the first portion 11 includes a first glass layer 111 and a first coating layer 112 connected to the first glass layer 111 and disposed on a surface of the first display region, the second portion 12 includes a second glass layer 121 and a second coating layer 122 connected to the second glass layer 121 and disposed on a surface of the second display region, and a second explosion-proof layer 123 is disposed between the second glass layer 121 and the second coating layer 122. The first part 11 and the second part 12 are hinged, when the film body 1 is unfolded, the protective film has a flat film surface, and when the film body 1 is bent, the film body 1 can be folded and unfolded around the joint of the first part 11 and the second part 12; the specific position of the second portion 12 on the film body 1 can be changed according to different bending ratios of the flexible display panels of different electronic devices. The first glass layer 111 and the second glass layer 121 are the same glass layer, the first glass layer 111 and the second glass layer 121 have a flexible characteristic, and the material of the first glass layer 111 and the second glass layer 121 may be polyvinyl chloride (PVC), transparent polyimide (CPI) or Indium Tin Oxide (ITO), preferably, the glass layer is an ITO (Indium tin oxide semiconductor) transparent conductive film or a transparent polyimide film. After the flexible display panel of different electronic equipment is bent and split, the specific sizes of the first display area and the second display area correspond to the specific sizes of the first part 11 and the second part 12 of the film body 1, the first display area is correspondingly attached to the flexible display panel through the first coating 112, the second coating 122 is correspondingly attached to the second display area of the flexible display panel, the film body 1 is attached to the flexible display panel of the electronic equipment, the film body 1 deforms along with bending of the flexible display panel, and the effect of protecting the flexible display panel is achieved. The first coating 112 and the second coating 122 may be made of acrylic plastic (organic glass, acrylic), two-liquid hybrid hardened glue (AB glue), and poly (ethylene terephthalate, PET), and the specific materials may be adjusted according to the need; preferably, the first coating 112 is an AB glue coat. The thickness difference between the thickness of the first part 11 and the thickness of the second part 12 is 0 mm to 0.15 mm, so that when the film body 1 is in a bent state, the joint of the first part 11 and the second part 12 cannot generate the problem of mutual extrusion, and the service life of the protective film for the flexible display panel is prolonged.
Referring to fig. 3, in the embodiment, the second portion 12 includes a second glass layer 121 and a second coating layer 122 connected to the second glass layer 121 and disposed on a surface of the second display area, a second anti-explosion layer 123 is disposed between the second glass layer 121 and the second coating layer 122, the second anti-explosion layer 123 is a plastic film fixedly connected to the second glass layer 121 and used for preventing the flexible display panel from exploding, and is a safety device, when the pressure in the screen exceeds a certain limit, the film is broken first, so that the pressure in the screen can be reduced to avoid the explosion; the second coating 122 comprises an optical adhesive coating layer (optical clear adhesive, OCA) and a silicon coating layer, the optical adhesive coating layer is fixedly connected with the second explosion-proof layer 123, the silicon coating layer is used for being attached to the surface of the second display area, and the optical adhesive coating layer can be installed, so that the film body 1 is attached to the flexible display panel more tightly, bubbles can not appear, glare is reduced, the loss of light emitted by the flexible display panel is reduced, the brightness of the flexible display panel is increased, high transmittance is provided, and energy consumption is reduced. The surface of the film body 1 is provided with at least one release paper for protecting the dust and damage prevention of the film body 1 in a state of transportation or not used by a user, and at the same time, plays a role of maintaining the adhesiveness of the first coating layer 112 and the second coating layer 122. The edge of the release paper is convexly provided with a peeling part, so that a user can conveniently pull the release paper to be detached from the film body 1. A third coating is arranged between the second glass layer 121 and the second explosion-proof layer 123 of the second part 12, and is used for fixedly connecting the second glass layer 121 and the second explosion-proof layer 123, and positioning the second explosion-proof layer 123, so that the second explosion-proof layer 123 is fixedly connected to a specific position of the second glass layer 121; preferably, the third coating may employ a transient strong adhesive (Aron Alpha, AA super glue).
Referring to fig. 1 to 3, in the present embodiment, the protective film for a flexible display panel may be provided with an ink frame on the periphery of the film body 1, and preferably, a polyethylene terephthalate (PET) soft edge is used for protection, so that the film body 1 can be aligned accurately and attached to the flexible display panel tightly. Set up the through-hole that corresponds with the horn hole of electronic equipment on the membrane body 1, the through-hole runs through the setting of membrane body 1, and the through-hole makes the sound in horn hole can effectual emission.
As another specific embodiment of the protection sticker for a flexible display panel provided by this embodiment, the first portion 11 of the protection sticker for a flexible display panel further includes a first explosion-proof layer, and the first explosion-proof layer is disposed between the first glass layer 111 and the first coating layer 112. Through add first explosion-proof layer at first part 11 in membrane body 1, first explosion-proof layer is with the plastic film of first glass layer 111 fixed connection's that prevents the flexible display panel explosion, is a safety device, and when the screen internal pressure exceeded certain limit, the film was broken through earlier, therefore can reduce the pressure in the screen and avoid the explosion, has improved the anti ability of falling that is used for the protection pad pasting of flexible display panel, is favorable to prolonging the life of protection pad pasting. Meanwhile, the thickness difference between the thickness of the first part 11 and the thickness of the second part 12 is between 0 mm and 0.15 mm, so that when the film body 1 is in a folded state, the joint of the first part 11 and the second part 12 cannot generate the problem of mutual extrusion, and the service life of the protective film for the flexible display panel is prolonged.
As another specific implementation of the protective film for a flexible display panel provided in this embodiment, the flexible display panel includes a plurality of first display regions and a second display region connected between two adjacent first display regions, and the flexible display panel can be folded and unfolded around a connection between the second display region and the first display regions; the protection film for the flexible display panel includes a film body 1, the film body 1 includes a plurality of first portions 11 for being attached to a surface of the first display area and a plurality of second portions 12 for being attached to a surface of the second display area, the second portions 12 of the film body 1 are disposed between two adjacent first portions 11, the film body 1 has a specific number of the first portions 11 and the second portions 12 corresponding to the specific number of the first display areas and the second display areas that the flexible display panel has, and characteristics thereof are the same as those of the protection film of the above-described embodiment.
The above description is only a preferred embodiment of the present invention, and should not be taken as limiting the present invention, and any modifications, equivalents, improvements, etc. made within the spirit and principle of the present invention should be included in the protection scope of the present invention.
Claims (10)
1. A protective film for a flexible display panel, the flexible display panel comprising at least two first display regions and a second display region connected between the at least two first display regions, the flexible display panel being foldable and unfoldable around a junction of the second display region and the first display regions, characterized in that: the protective film comprises a film body, wherein the film body comprises at least two first parts which are attached to the surface of the first display area and a second part which is attached to the surface of the second display area.
2. The protective film for a flexible display panel according to claim 1, wherein: the first portion comprises a first glass layer and a first coating layer which is connected with the first glass layer and is attached to the surface of the first display area.
3. The protective film for a flexible display panel according to claim 2, wherein: the first portion further includes a first explosion-proof layer disposed between the first glass layer and the first coating.
4. The protective film for a flexible display panel according to claim 2 or 3, wherein: the first coating is an AB glue coating layer.
5. The protective film for a flexible display panel according to claim 2, wherein: the second part comprises a second glass layer and a second coating which is connected with the second glass layer and is used for being attached to the surface of the second display area, and a second explosion-proof layer is arranged between the second glass layer and the second coating.
6. The protective film for a flexible display panel according to claim 5, wherein: the second coating comprises an optical adhesive gluing layer and a silicon gluing layer, the optical adhesive gluing layer is fixedly connected with the second explosion-proof layer, and the silicon gluing layer is used for being attached to the surface of the second display area.
7. The protective film for a flexible display panel according to claim 1, wherein: the difference in thickness between the thickness of the first portion and the thickness of the second portion is between 0 millimeters and 0.15 millimeters.
8. The protective film for a flexible display panel according to claim 1, wherein: the surface of membrane body is provided with at least one from type paper, it is all protruding to be established to be formed with the portion of peeling off from type paper border.
9. The protective film for a flexible display panel according to claim 5, wherein: the first glass layer and the second glass layer are both indium tin oxide semiconductor transparent conductive films; or the first glass layer and the second glass layer are both transparent polyimide films.
10. The protective film for a flexible display panel according to claim 1, wherein: and an ink frame is arranged on the periphery of the membrane body.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910361485.XA CN111844934A (en) | 2019-04-30 | 2019-04-30 | Protective film for flexible display panel |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910361485.XA CN111844934A (en) | 2019-04-30 | 2019-04-30 | Protective film for flexible display panel |
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| Publication Number | Publication Date |
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| CN111844934A true CN111844934A (en) | 2020-10-30 |
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| CN201910361485.XA Pending CN111844934A (en) | 2019-04-30 | 2019-04-30 | Protective film for flexible display panel |
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