CN116400544A - Display module, display panel and display device - Google Patents
Display module, display panel and display device Download PDFInfo
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- CN116400544A CN116400544A CN202310142505.0A CN202310142505A CN116400544A CN 116400544 A CN116400544 A CN 116400544A CN 202310142505 A CN202310142505 A CN 202310142505A CN 116400544 A CN116400544 A CN 116400544A
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- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06F—ELECTRIC DIGITAL DATA PROCESSING
- G06F3/00—Input arrangements for transferring data to be processed into a form capable of being handled by the computer; Output arrangements for transferring data from processing unit to output unit, e.g. interface arrangements
- G06F3/01—Input arrangements or combined input and output arrangements for interaction between user and computer
- G06F3/03—Arrangements for converting the position or the displacement of a member into a coded form
- G06F3/041—Digitisers, e.g. for touch screens or touch pads, characterised by the transducing means
- G06F3/0412—Digitisers structurally integrated in a display
-
- G—PHYSICS
- G02—OPTICS
- G02F—OPTICAL DEVICES OR ARRANGEMENTS FOR THE CONTROL OF LIGHT BY MODIFICATION OF THE OPTICAL PROPERTIES OF THE MEDIA OF THE ELEMENTS INVOLVED THEREIN; NON-LINEAR OPTICS; FREQUENCY-CHANGING OF LIGHT; OPTICAL LOGIC ELEMENTS; OPTICAL ANALOGUE/DIGITAL CONVERTERS
- G02F1/00—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics
- G02F1/01—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics for the control of the intensity, phase, polarisation or colour
- G02F1/165—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics for the control of the intensity, phase, polarisation or colour based on translational movement of particles in a fluid under the influence of an applied field
- G02F1/166—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics for the control of the intensity, phase, polarisation or colour based on translational movement of particles in a fluid under the influence of an applied field characterised by the electro-optical or magneto-optical effect
- G02F1/167—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics for the control of the intensity, phase, polarisation or colour based on translational movement of particles in a fluid under the influence of an applied field characterised by the electro-optical or magneto-optical effect by electrophoresis
-
- G—PHYSICS
- G02—OPTICS
- G02F—OPTICAL DEVICES OR ARRANGEMENTS FOR THE CONTROL OF LIGHT BY MODIFICATION OF THE OPTICAL PROPERTIES OF THE MEDIA OF THE ELEMENTS INVOLVED THEREIN; NON-LINEAR OPTICS; FREQUENCY-CHANGING OF LIGHT; OPTICAL LOGIC ELEMENTS; OPTICAL ANALOGUE/DIGITAL CONVERTERS
- G02F1/00—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics
- G02F1/01—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics for the control of the intensity, phase, polarisation or colour
- G02F1/165—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics for the control of the intensity, phase, polarisation or colour based on translational movement of particles in a fluid under the influence of an applied field
- G02F1/1675—Constructional details
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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
-
- 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
- G09F9/37—Indicating arrangements for variable information in which the information is built-up on a support by selection or combination of individual elements in which the desired character or characters are formed by combining individual elements being movable elements
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- Physics & Mathematics (AREA)
- Engineering & Computer Science (AREA)
- General Physics & Mathematics (AREA)
- Nonlinear Science (AREA)
- Theoretical Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Optics & Photonics (AREA)
- Health & Medical Sciences (AREA)
- Chemical & Material Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
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- Life Sciences & Earth Sciences (AREA)
- Human Computer Interaction (AREA)
- Devices For Indicating Variable Information By Combining Individual Elements (AREA)
Abstract
The invention discloses a display module, a display panel and a display device, wherein the display module comprises: the display layer and the barrier layer that the range upon range of setting, the barrier layer is the stratum lucidum, the barrier layer includes water-blocking layer and touch-control layer, at least one side of water-blocking layer is equipped with the touch-control layer, the water-blocking layer with insulating between the touch-control layer. In the display module of the embodiment of the invention, the barrier layer comprises a water-blocking layer and a touch layer, the water-blocking layer is insulated from the touch layer, and the touch layer is arranged on at least one side of the water-blocking layer. Can block moisture through the water-blocking layer, prevent that moisture from getting into the display layer, avoid the influence of moisture to the display layer, integrate the touch-control layer in the barrier layer, can reduce the whole thickness of module, increase the bending property of display module, can reduce process step, simplify the complexity of technology, both can effectively block moisture through the barrier layer, can realize touch-control function again.
Description
Technical Field
The invention belongs to the technical field of display, and particularly relates to a display module, a display panel and a display device.
Background
Along with the development of electronic products, more and more electronic devices have display functions, and electronic paper display modules are focused on due to the advantages of wide viewing angle, repeated rewriting, low energy consumption and the like, and are widely applied in the display field, for example, the electronic paper display modules can be applied to the fields of electronic readers, electronic tags and the like. At present, the electronic paper display module needs to have the characteristics of flexibility, thinness, bending and the like, the lamination of the existing electronic paper display module is too much, the overall thickness of the module is large, and the bending performance requirement of the module is difficult to meet.
Disclosure of Invention
The embodiment of the invention aims to provide a display module, a display panel and a display device, which are used for solving the problem that the thickness of the existing electronic paper display module is large and the requirement of bending performance is difficult to meet.
In a first aspect, an embodiment of the present invention provides a display module, including:
the display layer and the barrier layer that the range upon range of setting, the barrier layer is the stratum lucidum, the barrier layer includes water-blocking layer and touch-control layer, at least one side of water-blocking layer is equipped with the touch-control layer, the water-blocking layer with insulating between the touch-control layer.
Optionally, the water blocking layer is a conductive material layer.
Optionally, the water blocking layer is electrically connected with a grounding terminal in the display module.
Optionally, the touch layer is disposed on one side of the waterproof layer, and the touch layer includes a first touch layer and a second touch layer, where the first touch layer and the second touch layer are insulated.
Optionally, both sides of the water-blocking layer are both provided with the touch layer, the touch layer located at one side of the water-blocking layer away from the display layer comprises a first touch layer, the touch layer located at one side of the water-blocking layer close to the display layer comprises a second touch layer, and the first touch layer is insulated from the second touch layer.
Optionally, the barrier layer further includes:
the touch control layer is arranged on one side, close to the display layer, of the waterproof layer, and the first lining layer is arranged between the waterproof layer and the touch control layer.
Optionally, the barrier layer further includes:
the second lining, the water-blocking layer is kept away from one side of display layer is equipped with the touch-control layer, the second lining set up in the touch-control layer is kept away from one side of water-blocking layer.
Optionally, the barrier layer further includes:
and the anti-glare layer is arranged on one side of the second lining layer away from the water-resistant layer.
Optionally, the barrier layer further includes:
and one side of the waterproof layer, which is far away from the display layer, is provided with the touch control layer, and the third lining layer is arranged between the waterproof layer and the touch control layer.
Optionally, the thickness of the water-resistant layer is 20-50um; and/or
The thickness of the barrier layer is 100-500um.
Optionally, the display module is a flexible display module.
Optionally, the display module further includes:
and the protective layer is arranged on one side of the display layer away from the barrier layer.
Optionally, the display layer includes:
the first electrode, the electronic ink layer and the second electrode are stacked.
In a second aspect, an embodiment of the present invention provides a display panel, including the display module set described in the foregoing embodiment.
In a third aspect, an embodiment of the present invention provides a display device including the display panel described in the above embodiment.
The display module of the embodiment of the invention comprises: the display layer and the barrier layer that the range upon range of setting, the barrier layer is the stratum lucidum, the barrier layer includes water-blocking layer and touch-control layer, at least one side of water-blocking layer is equipped with the touch-control layer, the water-blocking layer with insulating between the touch-control layer. In the display module of the embodiment of the invention, the barrier layer is a light-transmitting layer, the barrier layer comprises a water-blocking layer and a touch layer, the touch layer is arranged on at least one side of the water-blocking layer, and the water-blocking layer is insulated from the touch layer. Can block moisture through the water-blocking layer, prevent that moisture from getting into the display layer, avoid the influence of moisture to the display layer, integrate the touch-control layer in the barrier layer, can reduce the whole thickness of module, increase the bending property of display module, can reduce process step, simplify the complexity of technology, both can effectively block moisture through the barrier layer, can realize touch-control function again.
Drawings
FIG. 1 is a schematic diagram of a display module according to an embodiment of the invention;
FIG. 2 is a schematic diagram of a barrier layer according to an embodiment of the invention;
FIG. 3 is a schematic diagram of a display module according to another embodiment of the invention;
FIG. 4 is a schematic diagram of a display module according to another embodiment of the invention;
FIG. 5 is a schematic diagram of a display module according to another embodiment of the invention;
FIG. 6 is a schematic diagram of a display module according to another embodiment of the invention;
FIG. 7a is a schematic structural diagram of a first touch layer;
FIG. 7b is a schematic diagram of a structure of the second touch layer;
FIG. 7c is a schematic diagram of a structure of the touch layer;
FIG. 8 is a schematic diagram of another structure of a touch layer;
FIG. 9 is a schematic diagram of another structure of a touch layer;
FIG. 10 is a schematic view of another structure of the touch layer;
fig. 11 is a schematic structural diagram of a touch layer.
Reference numerals
A display layer 10; a first electrode 11; a second electrode 12;
an electronic ink layer 13; a substrate 14; an adhesive layer 15;
a barrier layer 20;
a water blocking layer 21; a touch layer 22;
a first touch layer 31; a second touch layer 32;
a first liner 41; a second liner 42; a third liner layer 43;
an anti-glare layer 44; a protective layer 45;
a cover plate 50; an optical cement layer 51.
Detailed Description
The following description of the embodiments of the present invention will be made clearly and fully with reference to the accompanying drawings, in which it is evident that the embodiments described are some, but not all embodiments of the invention. All other embodiments, which can be made by those skilled in the art based on the embodiments of the invention without making any inventive effort, are intended to be within the scope of the invention.
The terms first, second and the like in the description and in the claims, are used for distinguishing between similar elements and not necessarily for describing a particular sequential or chronological order. It is to be understood that the data so used may be interchanged where appropriate such that embodiments of the invention may be practiced otherwise than as specifically illustrated or described herein. Furthermore, in the description and claims, "and/or" means at least one of the connected objects, and the character "/", generally means that the associated object is an "or" relationship.
The display module, the display panel and the display device provided by the embodiment of the invention are described in detail below by referring to fig. 1 to 11, and specific embodiments and application scenarios thereof.
As shown in fig. 1 to 6, a display module according to an embodiment of the present invention may include: the display layer 10 and the barrier layer 20 that the range upon range of setting, barrier layer 20 are the printing opacity layer, and barrier layer 20 can include water blocking layer 21 and touch-control layer 22, and at least one side of water blocking layer 21 can be equipped with touch-control layer 22, can insulate between water blocking layer 21 and the touch-control layer 22. The display layer 10 can be a flexible display layer, the water-blocking layer 21 and the touch control layer 22 can be light-transmitting layers, the water-blocking layer 21 can be a film, the water-blocking layer 21 can be a metal oxide layer, a metal layer or a nonmetal layer, moisture can be blocked through the water-blocking layer 21, the moisture is prevented from entering the display layer, and the influence of the moisture on the display layer is avoided. The touch layer 22 may be a conductive material layer, and the water-blocking layer 21 and the touch layer 22 are insulated, and an insulating material layer may be disposed between the water-blocking layer 21 and the touch layer 22, for example, an insulating adhesive layer may be disposed between the water-blocking layer 21 and the touch layer 22, and the insulating adhesive layer may not only insulate the water-blocking layer 21 from the touch layer 22, but also enable the water-blocking layer 21 to be fixedly connected with the touch layer 22.
A touch layer 22 may be disposed on one or both sides of the water-blocking layer 21, for example, a touch layer 22 may be disposed on a side of the water-blocking layer 21 close to the display layer 10, and the touch layer 22 may be located between the water-blocking layer 21 and the display layer 10; a touch control layer 22 can be arranged on one side of the water blocking layer 21 away from the display layer 10, and the water blocking layer 21 can be positioned between the display layer 10 and the touch control layer 22; the two sides of the water-resistant layer 21 are provided with the touch control layer 22, so that the water-resistant layer 21 can resist water, and the touch control function can be realized through the touch control layer 22. Can block moisture through the water-blocking layer 21, through integrating the touch-control layer in the barrier layer, can reduce the overall thickness of module, be favorable to improving the bending performance of display module.
In the display module of the embodiment of the invention, the barrier layer 20 is a light-transmitting layer, the barrier layer 20 comprises a water-blocking layer 21 and a touch layer 22, at least one side of the water-blocking layer 21 is provided with the touch layer 22, and the water-blocking layer 21 is insulated from the touch layer 22. Can block moisture through the water-blocking layer 21, prevent that moisture from getting into the display layer, avoid the influence of moisture to the display layer, integrate the touch-control layer in the barrier layer, can reduce the overall thickness of module, increase the bending property of display module, can reduce process step, simplify the complexity of technology, both can effectively block moisture through the barrier layer, can realize touch-control function again.
In some embodiments, the water barrier layer 21 may be a conductive material layer, and the water barrier layer 21 may be a metal layer or a metal oxide layer, for example, the water barrier layer 21 may be a silver material layer, an aluminum material layer, or a copper material layer. The thickness of the water-blocking layer 21 is smaller, for example, the thickness of the water-blocking layer 21 can be 20-50um, and the water-blocking layer 21 can block moisture and can transmit light.
The number of layers of the water-blocking layer 21 may be one or more, for example, the number of layers of the water-blocking layer 21 may be one, and the thickness of the water-blocking layer 21 may be greater in the case where the number of layers of the water-blocking layer 21 is one than in the case where the number of layers of the water-blocking layer 21 is multiple, so as to better block moisture. Under the condition that the number of layers of the water-resistant layers 21 is multiple, the multiple water-resistant layers 21 can be arranged in a laminated mode, a connecting layer can be arranged between the adjacent water-resistant layers 21, the connecting layer can be a light-transmitting adhesive layer, for example, the connecting layer can be an optical adhesive layer, the adjacent water-resistant layers 21 can be connected through the connecting layer, and the adjacent water-resistant layers 21 can be spaced apart. The connecting layer can be an elastic layer, has certain flexibility and is beneficial to improving bending performance. Under the condition that the water-resistant layers 21 are conductive material layers, the connecting layers can be insulating layers, short circuits between adjacent water-resistant layers 21 can be prevented, and electrochemical corrosion between the connecting layers and the water-resistant layers 21 is prevented. Under the condition that the number of layers of the waterproof layer 21 is multiple, for example, the number of layers of the waterproof layer 21 can be two, a connecting layer can be arranged between adjacent waterproof layers 21, under the condition that the waterproof layer 21 far away from one side of the display layer 10 is damaged, the waterproof effect is reduced, the connecting layer can be a waterproof glue layer, the connecting layer between the adjacent waterproof layers 21 can also have a certain waterproof effect, the waterproof layer 21 close to one side of the display layer 10 can also have a good waterproof effect, the waterproof layer 21 close to one side of the display layer 10 can be prevented from being damaged due to the damage of the waterproof layer 21 far away from one side of the display layer 10 through the connecting layer, the waterproof layer 21 close to one side of the display layer 10 can be protected through the connecting layer, the waterproof effect of the waterproof layer 21 is improved, and the performance stability of the waterproof layer 21 is improved.
In the embodiment of the invention, the water-blocking layer 21 is electrically connected with the ground terminal in the display module. The water-resistant layer 21 is electrically connected with the grounding end in the display module, so that the water-resistant layer 21 can be pulled into a grounding end (GND) signal from a suspended state, and meanwhile, the grounding end (GND) signal can be used as a shielding layer to shield external signals, can be used as a shielding layer for signals such as a touch layer and a TFT (thin film transistor) in the display module, signal interference is reduced, and touch performance is improved.
In some embodiments, as shown in fig. 4 and 6, a touch layer 22 may be disposed on one side of the water-blocking layer 21, the touch layer 22 may include a first touch layer and a second touch layer, the first touch layer and the second touch layer are insulated, the touch layer may be formed by the first touch layer and the second touch layer, and accurate touch may be realized by the first touch layer and the second touch layer. As shown in fig. 4, a touch layer 22 may be disposed on a side of the water blocking layer 21 away from the display layer 10, and the touch layer 22 may include a first touch layer and a second touch layer, where the first touch layer and the second touch layer may be insulated by an insulating material. The water-resistant layer 21 can be a metal layer, and in the area outside the display area, the water-resistant layer 21 can be electrically connected with the grounding end in the display module through conductive adhesive or silver paste, and can be pulled into a grounding end signal from a suspended state, can be used as a shielding layer, so that signal interference is reduced, and touch performance is improved. The structure of the first touch layer 31 may be as shown in fig. 7a, the structure of the second touch layer 32 may be as shown in fig. 7b, the structure of the touch layer 22 may be as shown in fig. 7c, and the first touch layer 31 and the second touch layer 32 may be combined to form the touch layer 22 so as to implement a touch function.
In the application process, the touch layer 22 can realize the touch function through the change of the capacitance. The capacitive touch can be divided into self-capacitance type and mutual capacitance type, for the self-capacitance type touch, an Indium Tin Oxide (ITO) can be used for manufacturing a transverse electrode array and a longitudinal electrode array in a touch layer and respectively forming a capacitance with the ground, and a transverse coordinate and a longitudinal coordinate can be respectively determined according to the change of the capacitance before and after the touch, so that the coordinates of a touch point are combined. For mutual capacitance touch control, the X, Y electrode array can be made of ITO, the X, Y electrode crossing area can form a capacitor, and when a finger touches a capacitive screen, the coupling between two electrodes near a touch point is affected, so that the capacitance between the two electrodes is changed. The mutual capacitance type touch control does not need to calibrate, can realize multi-point touch control, is less influenced by environmental factors, and does not drift. As shown in fig. 7a to 7c, the first touch layer 31 and the second touch layer 32 may be combined to form the touch layer 22, the first touch layer 31 and the second touch layer 32 may include axial coordinate sensing units, may be distributed in an array, and may detect a capacitance change of each sensing unit through a cross horizontal sliding strip and a cross vertical sliding strip.
As shown in fig. 8, an insulating layer 33 may be disposed between the first touch layer 31 and the second touch layer 32, and the first touch layer 31 and the second touch layer 32 may be insulated from each other by the insulating layer 33, so that the first touch layer 31 and the second touch layer 32 may be combined to form the touch layer 22 to implement a touch function. As shown in fig. 9 and 11, an insulating layer may be disposed between the first touch layer 31 and the second touch layer 32, and the first touch layer 31 and the second touch layer 32 may be insulated from each other by the insulating layer, so that the first touch layer 31 and the second touch layer 32 may be combined to form the touch layer 22 to implement a touch function. As shown in fig. 10, an insulating layer 34 may be disposed between the first touch layer 31 and the second touch layer 32, the first touch layer 31 and the second touch layer 32 may be insulated by the insulating layer 34, and the touch layer 22 may be formed by the first touch layer 31 and the second touch layer 32, so as to implement a touch function. The structure of the touch layer can be a single-layer touch structure or a double-layer touch structure, and the specific structure of the touch layer can also be set into other structural forms, so that reasonable selection can be performed according to actual needs, and the structure is not limited.
In some embodiments, as shown in fig. 5, both sides of the water-blocking layer 21 may be provided with touch layers 22, the touch layer located on the side of the water-blocking layer 21 away from the display layer 10 may include a first touch layer, the touch layer located on the side of the water-blocking layer 21 near the display layer 10 may include a second touch layer, insulation is provided between the first touch layer and the second touch layer, and the first touch layer and the second touch layer may implement a touch function. The water blocking layer 21 may be a metal layer, and the first touch layer and the second touch layer may be separated by the water blocking layer 21, so as to reduce crosstalk and improve touch performance. In the region outside the display area, the water-resistant layer 21 can be electrically connected with the grounding end in the display module through conductive adhesive or silver paste dots, the water-resistant layer 21 can be pulled into a grounding end signal from a suspended state, the signal can be used as a shielding layer, signal interference is reduced, touch performance is improved, and wiring space requirements are reduced.
In some embodiments, as shown in fig. 2, 3, 5-6, the barrier layer 20 may further include: the touch layer 22 may be disposed on a side of the first lining 41, which is close to the display layer 10, the touch layer 22 may include a second touch layer, and the first lining 41 may be disposed between the waterproof layer 21 and the touch layer 22. The first liner layer 41 may be an insulating material layer, and the first liner layer 41 may be a polymer material layer, for example, the first liner layer 41 may be a polyimide material layer. The touch layer 22 may be disposed on the first liner 41, and the touch layer 22 may be supported by the first liner 41. The first lining layer 41 may be an insulating material layer, the first lining layer 41 is disposed between the water-blocking layer 21 and the touch layer 22, so that the water-blocking layer 21 and the touch layer 22 are insulated, the first lining layer 41 may also have a function of blocking water, and the first lining layer 41 may have a function of protecting the touch layer 22. The first liner layer 41 may be an elastic layer, and has a certain flexibility, which is beneficial to improving bending performance.
The front projection of the water-blocking layer 21 on the display layer 10 can be located in the front projection of the first lining layer 41 on the display layer 10, and the edge of the front projection of the water-blocking layer 21 on the display layer 10 and the edge of the front projection of the first lining layer 41 on the display layer 10 can have a certain interval distance, so that the front projection of the water-blocking layer 21 on the display layer 10 is completely located in the front projection of the first lining layer 41 on the display layer 10, and the water-blocking layer 21 and the touch control layer 22 are well isolated, thereby ensuring the insulation effect. The front projection of the touch layer 22 on the display layer 10 can be located in the front projection of the first lining layer 41 on the display layer 10, the edge of the front projection of the touch layer 22 on the display layer 10 and the edge of the front projection of the first lining layer 41 on the display layer 10 can have a certain interval distance, so that the front projection of the touch layer 22 on the display layer 10 is completely located in the front projection of the first lining layer 41 on the display layer 10, the water blocking layer 21 and the touch layer 22 can be well isolated through the first lining layer 41, and the insulation effect is ensured.
The side of the first liner layer 41 away from the display layer 10 may be provided with a first groove, and the water-blocking layer 21 may be disposed in the first groove, so that the water-blocking layer 21 may be protected by the first groove, and the bonding stability between the water-blocking layer 21 and the first liner layer 41 may be increased. In the case that the water blocking effect is reduced due to the damage of the water blocking layer 21, the first groove can also be used for containing water, so that the series flow of the water is reduced. The side of the first liner layer 41 near the display layer 10 may be provided with a second groove, and the touch layer 22 may be disposed in the second groove, so that the touch layer 22 may be protected by the second groove, and the bonding stability between the touch layer 22 and the first liner layer 41 may be increased.
In other embodiments, as shown in fig. 2-5, the barrier layer 20 may further include: the touch layer 22 may be disposed on a side of the second liner 42 away from the display layer 10, and the second liner 42 may be disposed on a side of the touch layer 22 away from the water blocking layer 21. The second liner 42 may be an insulating material layer, and the second liner 42 may be a polymer material layer, for example, the second liner 42 may be a polyimide material layer. The touch layer 22 may be disposed on the second liner 42, and the touch layer 22 may be supported by the second liner 42. The second liner 42 may be a layer of insulating material, the touch layer 22 may be protected by the second liner 42, and the second liner 42 may also have a function of blocking water. The second liner 42 may be an elastic layer with some flexibility to facilitate improved bending properties. The front projection of the water-blocking layer 21 on the display layer 10 may be located in the front projection of the second lining layer 42 on the display layer 10, and the edge of the front projection of the water-blocking layer 21 on the display layer 10 and the edge of the front projection of the second lining layer 42 on the display layer 10 may have a certain interval distance, so that the front projection of the water-blocking layer 21 on the display layer 10 is completely located in the front projection of the second lining layer 42 on the display layer 10, so that the water-blocking layer 21 and the touch control layer 22 are well isolated, and the insulation effect is ensured. The side of the waterproof layer 21 away from the display layer 10 may be provided with a touch layer 22, the second lining layer 42 may be disposed on the side of the touch layer 22 away from the waterproof layer 21, the side of the second lining layer 42 close to the display layer 10 may be provided with a third groove, the touch layer 22 may be disposed in the third groove, the touch layer 22 may be protected by the third groove, and the combination stability between the touch layer 22 and the first lining layer 41 may be increased.
In an embodiment of the present invention, as shown in fig. 3 and 4, the barrier layer 20 may further include: an anti-glare layer 44, the anti-glare layer 44 may be disposed on a side of the second liner layer 42 remote from the water blocking layer 21. The second liner layer 42 and the water blocking layer 21 can be protected by the anti-glare layer 44, and the anti-glare layer 44 can prevent glare from occurring, improving the user's use experience. The anti-glare layer can be an elastic layer, has certain flexibility and is convenient for bending the module.
In some embodiments, as shown in fig. 2-5, the barrier layer 20 may further include: the touch layer 22 may be disposed on a side of the third liner 43 away from the display layer 10, and the third liner 43 may be disposed between the water-resistant layer 21 and the touch layer 22. The third liner layer 43 may be an insulating material layer, the water blocking layer 21 and the touch layer 22 may be insulated by the third liner layer 43, the third liner layer 43 may be an insulating adhesive layer, and the insulating adhesive layer may be an optical adhesive layer. The third liner 43 may be an elastic layer, which has a certain flexibility and is beneficial to improving bending performance. The third lining layer 43 can have elasticity, and the third lining layer 43 arranged between the waterproof layer 21 and the touch layer 22 can prevent the touch layer 22 from damaging the waterproof layer 21 in the bending process, so as to ensure the waterproof effect of the waterproof layer 21.
The sealing layer may be disposed on the outer periphery of the water blocking layer 21, and the sealing layer may be disposed on the outer periphery of the water blocking layer 21, so that the contact between the water blocking layer 21 and the outside may be isolated by the sealing layer, and the water blocking layer 21 may be protected. The sealing layer can be an elastic layer, has certain elasticity, and is convenient for the module to bend. The material of the sealing layer may be the same as that of the third liner 43, and the sealing layer may be connected to the edge of the third liner 43.
In some embodiments, the thickness of the water-blocking layer 21 may be 20-50um, for example, the thickness of the water-blocking layer 21 may be 20um, 35um or 50um, and the specific thickness may be appropriately selected according to practical situations. Too large a thickness of the water blocking layer 21 increases the thickness of the module, which is not beneficial to reducing the thickness of the module; the thickness of the water-blocking layer 21 is too small to be easily damaged, and the water-blocking effect is difficult to ensure, so that the thickness of the water-blocking layer 21 can be 20-50um, the water-blocking effect can be ensured, the overall thickness of the module can be reduced, and the specific thickness can be reasonably selected according to actual conditions.
In some embodiments, the thickness of the barrier layer 20 may be 100-500um. For example, the thickness of the barrier layer 20 may be 100um, 300um or 500um, and the specific thickness may be reasonably selected according to practical situations. Too large a thickness of the barrier layer 20 may increase the thickness of the module, which is disadvantageous for reducing the thickness of the module; the thickness of the barrier layer 20 is too small to be easily damaged, and it is difficult to ensure the water blocking effect, so that the thickness of the barrier layer 20 can be selected to be 100-500um, and the specific thickness can be reasonably selected according to practical situations.
Alternatively, the display module may be a flexible display module. The touch control layer is integrated in the barrier layer in the display module, so that the overall thickness of the module can be reduced, and the bending performance of the flexible display module is better.
In some embodiments, as shown in fig. 1, the display module may further include: the protective layer 45, the protective layer 45 is disposed on a side of the display layer 10 away from the barrier layer 20. The protective layer 45 may be a plastic layer or a metal layer, for example, the protective layer 45 may be polyethylene terephthalate, and the display layer 10 may be protected by the protective layer 45, and the display layer 10 may be prevented from being damaged or contaminated by the outside. An elastic layer can be arranged between the protective layer 45 and the display layer 10, and has a buffer effect, so that the protective layer 45 is prevented from damaging the display layer 10 in the bending process.
In some embodiments, as shown in fig. 1, the display layer 10 may include: the first electrode 11, the electronic ink layer 13 and the second electrode 12 are stacked, the electronic ink layer 13 may be a FPL (Front plane laminate) electronic ink layer, and the second electrode 12 may be an Indium Tin Oxide (ITO) material. The electronic ink layer 13 can be driven to display by the first electrode 11 and the second electrode 12. As shown in fig. 1, the display layer 10 may include a substrate 14, the substrate 14 may be a flexible substrate, the first electrode 11 may be disposed on the substrate 14, the electronic ink layer 13 may be disposed on a side of the first electrode 11 away from the substrate 14, and the electronic ink layer 13 is disposed between the first electrode 11 and the second electrode 12. The protective layer 45 may be disposed on a side of the substrate 14 away from the electronic ink layer 13, and the display layer 10 may be protected by the protective layer 45, and the display layer 10 may be prevented from being damaged or contaminated by the outside. An adhesive layer 15 can be arranged between the display layer 10 and the barrier layer 20, an adhesive layer 15 can be arranged between the second electrode 12 and the barrier layer 20, the adhesive layer 15 can be an insulating adhesive layer, the adhesive layer 15 can be an elastic layer, and the flexible bending of the module is facilitated.
As shown in fig. 1, the display module may further include a cover plate 50, an optical adhesive layer 51 may be disposed between the cover plate 50 and the barrier layer 20, the barrier layer 20 may include an anti-glare layer 44, the optical adhesive layer 51 may be disposed between the cover plate 50 and the anti-glare layer 44, and the barrier layer 20 may be protected by the cover plate 50. The optical adhesive layer 51 may be an elastic layer, and has a certain elasticity, so that the module is convenient to bend flexibly.
In a specific embodiment, the display module may include: the display layer 10 and the barrier layer 20 of range upon range of setting, the barrier layer 20 can include water-blocking layer 21 and touch-control layer 22, can insulate between water-blocking layer 21 and the touch-control layer 22, and the both sides of water-blocking layer 21 can be equipped with touch-control layer 22, and water-blocking layer 21 can be the metal material layer, and water-blocking layer 21 is connected with the earthing terminal electricity in the display module assembly. As shown in fig. 3, both sides of the water-blocking layer 21 may be provided with a touch layer 22, the touch layer 22 on the side of the water-blocking layer 21 away from the display layer 10 may include a first touch layer, and the touch layer on the side of the water-blocking layer 21 near the display layer 10 may include a second touch layer, where the first touch layer is insulated from the second touch layer. The barrier layer 20 may include a first liner layer 41, the first liner layer 41 may be a polyimide material layer, and the first liner layer 41 may be disposed between the water blocking layer 21 and the second touch layer. The barrier layer 20 may include a second liner 42, and a touch layer may be disposed on a side of the water blocking layer 21 away from the display layer 10, and the touch layer may include a first touch layer, where the second liner 42 is disposed on a side of the first touch layer away from the water blocking layer 21. The barrier layer 20 may include a third liner layer 43, the third liner layer 43 may be an optical adhesive layer, and the third liner layer 43 may be disposed between the water blocking layer 21 and the first touch layer.
In another specific embodiment, the display module may include: the display layer 10 and the barrier layer 20 that the lamination set up, the barrier layer 20 can include water-blocking layer 21 and touch-control layer 22, can insulate between water-blocking layer 21 and the touch-control layer 22, and water-blocking layer 21 can be the metal material layer, and water-blocking layer 21 can be electrically connected with the earthing terminal in the display module assembly. As shown in fig. 4, the touch layer 22 located on the side of the water-blocking layer 21 away from the display layer 10 may include a first touch layer and a second touch layer, where the first touch layer and the second touch layer are insulated from each other. The barrier layer 20 includes a first liner layer 41, the first liner layer 41 may be a polyimide material layer, the first liner layer 41 may be disposed on a side of the water blocking layer 21 adjacent to the display layer 10, and the first liner layer 41 may be disposed between the water blocking layer 21 and the display layer 10. The barrier layer 20 may include a second liner 42, and the second liner 42 may be disposed on a side of the touch layer 22 away from the water-blocking layer 21. The barrier layer 20 may further include a third liner layer 43, the third liner layer 43 may be an optical adhesive layer, and the third liner layer 43 may be disposed between the water blocking layer 21 and the touch layer 22.
The display panel provided by the embodiment of the invention comprises the display module set in the embodiment. The display panel with the display module in the embodiment has smaller overall thickness, and is favorable for lightening and thinning the panel.
The display device of the embodiment of the invention comprises the display panel of the embodiment. The display device with the display panel described in the above embodiments has a smaller overall thickness, and is advantageous for light and thin.
The embodiments of the present invention have been described above with reference to the accompanying drawings, but the present invention is not limited to the above-described embodiments, which are merely illustrative and not restrictive, and many forms may be made by those having ordinary skill in the art without departing from the spirit of the present invention and the scope of the claims, which are to be protected by the present invention.
Claims (15)
1. A display module, comprising:
the display layer and the barrier layer that the range upon range of setting, the barrier layer is the stratum lucidum, the barrier layer includes water-blocking layer and touch-control layer, at least one side of water-blocking layer is equipped with the touch-control layer, the water-blocking layer with insulating between the touch-control layer.
2. The display module of claim 1, wherein the water blocking layer is a layer of conductive material.
3. The display module of claim 1, wherein the water blocking layer is electrically connected to a ground terminal in the display module.
4. The display module of claim 1, wherein the touch layer is disposed on one side of the water blocking layer, and the touch layer comprises a first touch layer and a second touch layer, and the first touch layer is insulated from the second touch layer.
5. The display module of claim 1, wherein the touch layers are disposed on two sides of the water-blocking layer, the touch layer on one side of the water-blocking layer away from the display layer comprises a first touch layer, the touch layer on one side of the water-blocking layer close to the display layer comprises a second touch layer, and the first touch layer is insulated from the second touch layer.
6. The display module of claim 1, wherein the barrier layer further comprises:
the touch control layer is arranged on one side, close to the display layer, of the waterproof layer, and the first lining layer is arranged between the waterproof layer and the touch control layer.
7. The display module of claim 1, wherein the barrier layer further comprises:
the second lining, the water-blocking layer is kept away from one side of display layer is equipped with the touch-control layer, the second lining set up in the touch-control layer is kept away from one side of water-blocking layer.
8. The display module of claim 7, wherein the barrier layer further comprises:
and the anti-glare layer is arranged on one side of the second lining layer away from the water-resistant layer.
9. The display module of claim 1, wherein the barrier layer further comprises:
and one side of the waterproof layer, which is far away from the display layer, is provided with the touch control layer, and the third lining layer is arranged between the waterproof layer and the touch control layer.
10. The display module of claim 1, wherein the water blocking layer has a thickness of 20-50um; and/or
The thickness of the barrier layer is 100-500um.
11. The display module of claim 1, wherein the display module is a flexible display module.
12. The display module of claim 1, further comprising:
and the protective layer is arranged on one side of the display layer away from the barrier layer.
13. The display module of claim 1, wherein the display layer comprises:
the first electrode, the electronic ink layer and the second electrode are stacked.
14. A display panel comprising the display module of any one of claims 1-13.
15. A display device comprising the display panel of claim 14.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
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| CN202310142505.0A CN116400544A (en) | 2023-02-17 | 2023-02-17 | Display module, display panel and display device |
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| Application Number | Priority Date | Filing Date | Title |
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| CN202310142505.0A CN116400544A (en) | 2023-02-17 | 2023-02-17 | Display module, display panel and display device |
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| CN116400544A true CN116400544A (en) | 2023-07-07 |
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| CN202310142505.0A Pending CN116400544A (en) | 2023-02-17 | 2023-02-17 | Display module, display panel and display device |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN117055763A (en) * | 2023-10-12 | 2023-11-14 | 成都捷翼电子科技有限公司 | Color ink touch screen and processing technology thereof |
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- 2023-02-17 CN CN202310142505.0A patent/CN116400544A/en active Pending
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN117055763A (en) * | 2023-10-12 | 2023-11-14 | 成都捷翼电子科技有限公司 | Color ink touch screen and processing technology thereof |
| CN117055763B (en) * | 2023-10-12 | 2023-12-19 | 成都捷翼电子科技有限公司 | Color ink touch screen and processing technology thereof |
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