CN112147810A - Polarizing plate and display panel - Google Patents
Polarizing plate and display panel Download PDFInfo
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- CN112147810A CN112147810A CN202010980616.5A CN202010980616A CN112147810A CN 112147810 A CN112147810 A CN 112147810A CN 202010980616 A CN202010980616 A CN 202010980616A CN 112147810 A CN112147810 A CN 112147810A
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- protective layer
- adhesive layer
- polarizing plate
- polarizing
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- 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
- G02F1/13—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 liquid crystals, e.g. single liquid crystal display cells
- G02F1/133—Constructional arrangements; Operation of liquid crystal cells; Circuit arrangements
- G02F1/1333—Constructional arrangements; Manufacturing methods
- G02F1/1335—Structural association of cells with optical devices, e.g. polarisers or reflectors
- G02F1/133528—Polarisers
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- G—PHYSICS
- G02—OPTICS
- G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
- G02B1/00—Optical elements characterised by the material of which they are made; Optical coatings for optical elements
- G02B1/10—Optical coatings produced by application to, or surface treatment of, optical elements
- G02B1/14—Protective coatings, e.g. hard coatings
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- G—PHYSICS
- G02—OPTICS
- G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
- G02B5/00—Optical elements other than lenses
- G02B5/30—Polarising elements
- G02B5/3025—Polarisers, i.e. arrangements capable of producing a definite output polarisation state from an unpolarised input state
- G02B5/3033—Polarisers, i.e. arrangements capable of producing a definite output polarisation state from an unpolarised input state in the form of a thin sheet or foil, e.g. Polaroid
- G02B5/3041—Polarisers, i.e. arrangements capable of producing a definite output polarisation state from an unpolarised input state in the form of a thin sheet or foil, e.g. Polaroid comprising multiple thin layers, e.g. multilayer stacks
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- G—PHYSICS
- G02—OPTICS
- G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
- G02B5/00—Optical elements other than lenses
- G02B5/30—Polarising elements
- G02B5/3025—Polarisers, i.e. arrangements capable of producing a definite output polarisation state from an unpolarised input state
- G02B5/3033—Polarisers, i.e. arrangements capable of producing a definite output polarisation state from an unpolarised input state in the form of a thin sheet or foil, e.g. Polaroid
- G02B5/3041—Polarisers, i.e. arrangements capable of producing a definite output polarisation state from an unpolarised input state in the form of a thin sheet or foil, e.g. Polaroid comprising multiple thin layers, e.g. multilayer stacks
- G02B5/305—Polarisers, i.e. arrangements capable of producing a definite output polarisation state from an unpolarised input state in the form of a thin sheet or foil, e.g. Polaroid comprising multiple thin layers, e.g. multilayer stacks including organic materials, e.g. polymeric layers
Abstract
The application discloses a polarizing plate, which comprises a polarizing sublayer and a first protective layer, wherein a first adhesive layer is arranged between the polarizing sublayer and the first protective layer; wherein at least one of the first protective layer and the first adhesive layer contains filler particles. After the first protective layer or the first adhesive layer is added with the filling particles, the water vapor barrier property of the material can be improved, the performance of the polarizing plate is further improved, and the risks of light leakage and uneven display after the influence of damp and heat are reduced.
Description
Technical Field
The application relates to the technical field of display, in particular to a polarizing plate and a display panel.
Background
In a liquid crystal display panel, a polarizer is one of indispensable components, and is mainly used for polarizing light that has no polarization originally, and converting the light into polarized light. The liquid crystal display panel can control whether light passes through and present gray scale signals by utilizing the polarization light and the torsion characteristics of liquid crystal molecules. In recent years, as liquid crystal display modules are widely used in apparatuses such as computers, mobile phones, and liquid crystal televisions, the market demand for polarizing plates has also increased.
The main structure of the polarizer is generally a sandwich structure composed of three layers of resin materials, including a polarizer layer mainly functioning as a polarizer, such as a polyethylene film (PVA), and a resin film layer functioning as a protector on both sides thereof, such as a cellulose triacetate film (TAC), and the polarizer layer is attached to the protector on both sides thereof by an adhesive. For the polarizing plate, under the condition of high temperature and high humidity, water vapor is easy to corrode and enter the adhesive layer from the periphery, so that the adhesion between the protective layer and the polarizing sublayer in the polarizing plate is not standard, and further the light leakage or the uneven chromaticity of the polarizing plate is easy to occur, and the display effect of the liquid crystal display panel is influenced.
Therefore, the prior art has defects and needs to be improved urgently.
Disclosure of Invention
An object of this application is to provide a polarizing plate to solve among the prior art polarizing plate and receive the influence of steam in the environment easily, cause the light leak and show uneven risk problem.
In order to solve the above problems, the present application provides a polarizing plate, including a polarizing sublayer and a first protective layer, wherein a first adhesive layer is disposed between the polarizing sublayer and the first protective layer; wherein at least one of the first protective layer and the first adhesive layer contains filler particles; the material of the filling particles is at least one of nano silver ions, magnesium oxide nano particles and graphene nano sheets.
In some embodiments, the polarizer further includes a second protective layer disposed on a side of the polarizer layer away from the first protective layer; a second adhesive layer is arranged between the polarizing sublayer and the second protective layer; wherein at least one of the first protective layer, the first adhesive layer, the second protective layer, and the second adhesive layer contains the filler particles.
In some embodiments, the polarizer further includes a first release film layer disposed on a side of the polarizer layer away from the first protective layer; a first pressure-sensitive adhesive layer is arranged between the first release film layer and the polarizing sublayer; wherein at least one of the first protective layer, the first adhesive layer, and the first pressure-sensitive adhesive layer contains the filler particles.
In some embodiments, the polarizer further includes a second release film layer disposed on a side of the polarizer layer close to the first protective layer; a second pressure-sensitive adhesive layer is arranged between the second release film layer and the polarizing sublayer; wherein at least one of the first protective layer, the first adhesive layer, and the second pressure-sensitive adhesive layer contains the filler particles.
In some embodiments, the polarizing plate further comprises a surface treatment layer disposed on the outermost side of the polarizing plate.
In some embodiments, the filler particles have a diameter between 20 nanometers and 150 nanometers.
In some embodiments, the polarizing sublayer is a polyvinyl alcohol (PVA) layer.
In some embodiments, the material of the first protective layer and the second protective layer is at least one of cellulose triacetate, ethylene terephthalate, and acryl resin.
In some embodiments, the material of the first adhesive layer and the second adhesive layer is at least one of a solvent-based glue and an ultraviolet light curing glue.
The application also provides a display panel, the display panel comprises the polaroid and a liquid crystal box, and the polaroid and the liquid crystal box are arranged oppositely.
In summary, the polarizing plate of the present application includes a polarizing sublayer and a first protective layer, and a first adhesive layer is disposed between the polarizing sublayer and the first protective layer; wherein at least one of the first protective layer and the first adhesive layer contains filler particles. After the first protective layer or the first adhesive layer is added with filling particles, the water vapor barrier property of the material can be improved. Further, the polarizing plate further comprises a second protective layer, and the second protective layer is arranged on one side, away from the first protective layer, of the polarizing sublayer; a second adhesive layer is arranged between the polarizing sublayer and the second protective layer; wherein at least one of the first protective layer, the first adhesive layer, the second protective layer, and the second adhesive layer contains the filler particles. The filling particles are added into the double protective layers and the four film layers, so that the performance of the polarizing plate can be further improved, and the risks of light leakage and uneven display after the influence of damp and heat are reduced.
In addition, this application the polarizing plate still include first type rete or the second is from type rete, and the outmost surface treatment layer that sets up of polarizing plate, many rete improvement schemes can avoid effectively in the polarizing plate the polarizing sublayer receives the steam erosion in the external environment, in order to promote the wholeness ability of polarizing plate.
Drawings
The technical solution and other advantages of the present application will become apparent from the detailed description of the embodiments of the present application with reference to the accompanying drawings.
Fig. 1 is a schematic structural diagram of a polarizing plate 10 according to an embodiment of the present disclosure.
Fig. 2 is a schematic structural diagram of a polarizing plate 10 according to an embodiment of the present disclosure.
Fig. 3 is a schematic structural diagram of a polarizing plate 10 according to an embodiment of the present disclosure.
Fig. 4 is a schematic structural diagram of a polarizing plate 10 according to an embodiment of the present disclosure.
Fig. 5 is a schematic structural diagram of a polarizing plate 10 according to an embodiment of the present disclosure.
Fig. 6 is a schematic structural diagram of a polarizing plate 10 according to an embodiment of the present disclosure.
Fig. 7 is a schematic structural diagram of a display panel 1 according to an embodiment of the present disclosure.
Detailed Description
The technical solutions in the embodiments of the present application will be clearly and completely described below with reference to the drawings in the embodiments of the present application. It is to be understood that the embodiments described are only a few embodiments of the present application and not all embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present application.
In the description of the present application, it is to be understood that the terms "center," "longitudinal," "lateral," "length," "width," "thickness," "upper," "lower," "front," "rear," "left," "right," "vertical," "horizontal," "top," "bottom," "inner," "outer," "clockwise," "counterclockwise," and the like are used in the orientations and positional relationships indicated in the drawings for convenience in describing the present application and for simplicity in description, and are not intended to indicate or imply that the referenced devices or elements must have a particular orientation, be constructed in a particular orientation, and be operated in a particular manner, and are not to be construed as limiting the present application. Furthermore, the terms "first", "second" and "first" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, features defined as "first", "second", may explicitly or implicitly include one or more of the described features. In the description of the present application, "a plurality" means two or more unless specifically limited otherwise.
In the description of the present application, it is to be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "connected," and "connected" are to be construed broadly, e.g., as meaning either a fixed connection, a removable connection, or an integral connection; may be mechanically connected, may be electrically connected or may be in communication with each other; either directly or indirectly through intervening media, either internally or in any other relationship. The specific meaning of the above terms in the present application can be understood by those of ordinary skill in the art as appropriate.
In this application, unless expressly stated or limited otherwise, the first feature "on" or "under" the second feature may comprise direct contact of the first and second features, or may comprise contact of the first and second features not directly but through another feature in between. Also, the first feature being "on," "above" and "over" the second feature includes the first feature being directly on and obliquely above the second feature, or merely indicating that the first feature is at a higher level than the second feature. A first feature being "under," "below," and "beneath" a second feature includes the first feature being directly under and obliquely below the second feature, or simply meaning that the first feature is at a lesser elevation than the second feature.
The following disclosure provides many different embodiments or examples for implementing different features of the application. In order to simplify the disclosure of the present application, specific example components and arrangements are described below. Of course, they are merely examples and are not intended to limit the present application. Moreover, the present application may repeat reference numerals and/or letters in the various examples, such repetition is for the purpose of simplicity and clarity and does not in itself dictate a relationship between the various embodiments and/or configurations discussed. In addition, examples of various specific processes and materials are provided herein, but one of ordinary skill in the art may recognize applications of other processes and/or use of other materials.
Specifically, referring to fig. 1, fig. 1 is a schematic structural diagram of a polarizing plate 10 according to an embodiment of the present disclosure. The present application provides a polarizing plate 10, which includes a polarizing sublayer 100 and a first protective layer 200, wherein a first adhesive layer 300 is disposed between the polarizing sublayer 100 and the first protective layer 200; at least one of the first protective layer 200 and the first adhesive layer 300 contains filler particles. It will be understood by those skilled in the art that the filler particles may be added to the first protective layer 200; the filler particles may be added to the first adhesive layer 300; the filler particles may be added to the first protective layer 200 and the first adhesive layer 300.
Referring to fig. 2, fig. 2 is a schematic structural diagram of a polarizing plate 10 according to an embodiment of the present disclosure. The embodiment of the present application provides a polarizing plate 10, including a polarizing sublayer 100, a first protective layer 200 and a second protective layer 400, the second protective layer 400 is disposed on a side of the polarizing sublayer 100 away from the first protective layer 200, a first adhesive layer 300 is disposed between the polarizing sublayer 100 and the first protective layer 200, and a second adhesive layer 500 is disposed between the polarizing sublayer 100 and the second protective layer 400; wherein at least one of the first protective layer 200, the first adhesive layer 300, the second protective layer 400, and the second adhesive layer 500 contains the filler particles. It will be understood by those skilled in the art that the filler particles may be added to the first protective layer 200; the filler particles may be added to the first adhesive layer 300; the filler particles may be added to the first protective layer 200 and the first adhesive layer 300; the filler particles may be added to the second protective layer 400; the filler particles may be added to the second adhesive layer 500; the filler particles may be added to the second protective layer 400, the second adhesive layer 500, and the like. The filler particles may be added in any one layer, any two layers, any three layers, or each layer, as long as the requirements of the present embodiment are met.
Referring to fig. 3, fig. 3 is a schematic structural diagram of a polarizing plate 10 according to an embodiment of the present disclosure. The present application provides a polarizing plate 10, including a polarizing sublayer 100, a first protective layer 200 and a first release film 600, wherein a first adhesive layer 300 is disposed between the polarizing sublayer 100 and the first protective layer 200; the first release film layer 600 is disposed on a side of the polarizing sublayer 100 away from the first protective layer 200; a first pressure-sensitive adhesive layer 700 is arranged between the first release film layer 600 and the polarizing sublayer 100; at least one of the first protective layer 200, the first adhesive layer 300, and the first pressure-sensitive adhesive layer 700 contains the filler particles. It will be understood by those skilled in the art that the filler particles may be added to the first protective layer 200; the filler particles may be added to the first adhesive layer 300; the filler particles may be added to the first pressure sensitive adhesive layer 700; the filler particles may be added to the first protective layer 200 and the first adhesive layer 300; the filler particles may be added to the first protective layer 200 and the first pressure-sensitive adhesive layer 700; the filler particles may be added to the first adhesive layer 300 and the first pressure-sensitive adhesive layer 700; the filler particles may be added to the first protective layer 200, the first adhesive layer 300, and the first pressure-sensitive adhesive layer 700. The filler particles may be added in any one layer, any two layers, or each layer, as long as the requirements of the present embodiment are met.
Referring to fig. 4, fig. 4 is a schematic structural diagram of a polarizing plate 10 according to an embodiment of the present disclosure. The embodiment of the application provides a polarizing plate 10, which includes a polarizing sublayer 100, a first protective layer 200, a second protective layer 400 and a release film layer 600, wherein the second protective layer 400 is disposed on one side of the polarizing sublayer 100 away from the first protective layer 200, and the first release film layer 600 is disposed on one side of the polarizing sublayer 100 away from the first protective layer 200; a first adhesive layer 300 is disposed between the polarizing sublayer 100 and the first protective layer 200, a second adhesive layer 500 is disposed between the polarizing sublayer 100 and the second protective layer 400, and a first pressure-sensitive adhesive layer 700 is disposed between the release layer 600 and the second protective layer 400, wherein at least one of the first protective layer 200, the first adhesive layer 300, the second protective layer 400, the second adhesive layer 500, and the first pressure-sensitive adhesive layer 700 contains the filler particles. It will be understood by those skilled in the art that the filler particles may be added in any one layer, any two layers, any three layers, any four layers, or each layer, as long as the requirements of the present embodiment are met.
Referring to fig. 5, fig. 5 is a schematic structural diagram of a polarizing plate 10 according to an embodiment of the present disclosure. The present application provides a polarizing plate 10, which includes a polarizing sublayer 100, a first protective layer 200 and a second release film 601, wherein a first adhesive layer 300 is disposed between the polarizing sublayer 100 and the first protective layer 200; the second release film 601 is disposed on one side of the polarizing sublayer 100 close to the first protective layer 200; a second pressure-sensitive adhesive layer 701 is arranged between the second release film layer 601 and the first protective layer 200; at least one of the first protective layer 200, the first adhesive layer 300, and the second pressure-sensitive adhesive layer 701 contains the filler particles. It will be understood by those skilled in the art that the filler particles may be added to the first protective layer 200; the filler particles may be added to the first adhesive layer 300; the filler particles may be added to the second pressure sensitive adhesive layer 701; the filler particles may be added to the first protective layer 200 and the first adhesive layer 300; the filler particles may be added to the first protective layer 200 and the second pressure-sensitive adhesive layer 701; the filler particles may be added to the first adhesive layer 300 and the second pressure-sensitive adhesive layer 701; the filler particles may be added to the first protective layer 200, the first adhesive layer 300, and the second pressure-sensitive adhesive layer 701. The filler particles may be added in any one layer, any two layers, or each layer, as long as the requirements of the present embodiment are met.
Referring to fig. 6, fig. 6 is a schematic structural diagram of a polarizing plate 10 according to an embodiment of the present disclosure. In the present application, the polarizing plate 10 further includes a surface treatment layer 800, and the surface treatment layer 800 is disposed on the outermost side of the polarizing plate 10. It will be understood by those skilled in the art that in all the above embodiments, the surface treatment layer 800 may be disposed to further prevent the polarizer sublayer 100 in the polarizing plate 10 from being corroded by moisture in the external environment, so as to improve the overall performance of the polarizing plate. When the polarizer needs thinning treatment or other special cases, the surface treatment layer 800 may also be removed therebetween or thinned.
As shown in fig. 6, an embodiment of the present invention further provides a polarizing plate 10, which includes a polarizing sublayer 100, a first protective layer 200, a second protective layer 400, a first release film 600 and a surface treatment layer 800, wherein the second protective layer 400 is disposed on a side of the polarizing sublayer 100 away from the first protective layer 200, the first release film 600 is disposed on a side of the polarizing sublayer 100 away from the first protective layer 200, and the surface treatment layer 800 is disposed on a side of the first protective layer away from the polarizing sublayer 100; a first adhesive layer 300 is disposed between the polarizing sublayer 100 and the first protective layer 200, a second adhesive layer 500 is disposed between the polarizing sublayer 100 and the second protective layer 400, and a first pressure-sensitive adhesive layer 700 is disposed between the release layer 600 and the second protective layer 400; wherein at least one of the first protective layer 200, the first adhesive layer 300, the second protective layer 400, the second adhesive layer 500, and the first pressure-sensitive adhesive layer 700 contains the filler particles. It will be understood by those skilled in the art that the filler particles may be added in any one layer, any two layers, any three layers, any four layers, or each layer, as long as the requirements of the present embodiment are met.
In the present application, the material of the filler particles is at least one of nano silver ions, magnesium oxide nanoparticles, and graphene nanoplatelets. It will be appreciated by those skilled in the art that the filler particles added by the different film layers may be the same, for example: graphene nanosheets are added into the first protective layer 200, the second protective layer 400 and the first release film layer 600; the filler particles added by the different film layers may also be different, for example: the first protective layer 200 is filled with nano silver ions, the second protective layer 400 is filled with magnesium oxide nanoparticles, and the first release film layer 600 is filled with graphene nanoplates, but not limited thereto.
In the present application, the material of the first protective layer 200 and the second protective layer 400 is at least one of cellulose triacetate, ethylene terephthalate, and acryl resin. It can be understood by those skilled in the art that when the first protective layer 200 and the second protective layer 400 are not filled with particles, the material of the first protective layer 200 and the second protective layer 400 is at least one of cellulose triacetate, ethylene terephthalate, and acrylic resin, and when the first protective layer 200 and the second protective layer 400 contain filled particles, the material of the first protective layer 200 and the second protective layer 400 is at least one of cellulose triacetate, ethylene terephthalate, and acrylic resin containing filled particles. The materials of the first protective layer 200 and the second protective layer 400 may be the same or different, and specifically, may be the same as long as the conditions of the present application are satisfied.
In the present application, the material of the first adhesive layer 300 and the second adhesive layer 500 is at least one of a solvent-based glue and an ultraviolet curable glue. It will be understood by those skilled in the art that, when the first adhesive layer 300 and the second adhesive layer 500 have no filler particles, the material of the first adhesive layer 300 and the second adhesive layer 500 is at least one of a solvent-based glue or an ultraviolet light curable glue, and when the first adhesive layer 300 and the second adhesive layer 500 contain filler particles, the material of the first adhesive layer 300 and the second adhesive layer 500 is at least one of a solvent-based glue or an ultraviolet light curable glue containing the filler particles. The first adhesive layer 300 and the second adhesive layer 500 may be the same or different in material, and specifically, may satisfy the conditions of the present application.
In addition, in the present application, the polarizing sublayer 100 is a polyvinyl alcohol PVA layer.
Further, in the present application, the diameter of the filler particles is between 20 nm and 150 nm. Considering that the filler particles are not easily uniformly dispersed in the solution if the diameter of the hydrophobic particles is greater than 150 nm, the filler particles are easily agglomerated if the diameter of the filler particles is less than 20 nm, which may affect the light transmittance of the polarizing plate. Therefore, it is preferable to set the diameter of the hydrophobic particles to be between 20 nm and 150 nm. For example: 50 nm, 80 nm, 100 nm, 120 nm, etc.
Referring to fig. 7, fig. 7 is a schematic structural diagram of a display panel 1 according to an embodiment of the present disclosure. The present application further provides a display panel 1, where the display panel 1 includes the polarizer 10 and a liquid crystal cell 20, and the polarizer 10 and the liquid crystal cell 20 are disposed opposite to each other. It will be understood by those skilled in the art that the polarizers may also be arranged in pairs, that is, the polarizers 10 are arranged on both sides of the liquid crystal cell 20, and the structure shown in fig. 7 is not limited thereto.
In summary, the polarizer 10 of the present application includes a polarizing sublayer 100 and a first protective layer 200, and a first adhesive layer 300 is disposed between the polarizing sublayer 100 and the first protective layer 200; at least one of the first protective layer 200 and the first adhesive layer 300 contains filler particles. The first protective layer 200 or the first adhesive layer 300 can improve the water vapor barrier property of the material by adding filler particles. Further, the polarizing plate 10 further includes a second protection layer 400, where the second protection layer 400 is disposed on a side of the polarizing sublayer 100 away from the first protection layer 200; a second adhesive layer 500 is disposed between the polarizing sublayer 100 and the second protective layer 400; wherein at least one of the first protective layer 200, the first adhesive layer 300, the second protective layer 400, and the second adhesive layer 500 contains the filler particles. The filling particles are added into the double protective layers and the four film layers, so that the performance of the polarizing plate 10 can be further improved, and the risks of light leakage and uneven display after the influence of damp and heat are reduced.
In addition, polarizing plate 10 herein still include first release film layer 600 or second release film layer 601, and polarizing plate 10's outmost setting surface treatment layer 800, the improvement scheme of many rete can avoid effectively in polarizing plate 10 polarisation sublayer 100 receives the erosion of steam in the external environment, in order to promote polarizing plate 10's wholeness ability.
In the foregoing embodiments, the descriptions of the respective embodiments have respective emphasis, and for parts that are not described in detail in a certain embodiment, reference may be made to related descriptions of other embodiments.
The polarizing plate 10 and the display panel 1 provided in the embodiments of the present application are described in detail above, and the principles and embodiments of the present application are explained herein by applying specific examples, and the description of the embodiments above is only used to help understanding the technical solutions and the core ideas of the present application; those of ordinary skill in the art will understand that: the technical solutions described in the foregoing embodiments may still be modified, or some technical features may be equivalently replaced; such modifications or substitutions do not depart from the spirit and scope of the present disclosure as defined by the appended claims.
Claims (10)
1. A polarizing plate comprises a polarizing sublayer and a first protective layer, wherein a first adhesive layer is arranged between the polarizing sublayer and the first protective layer; wherein the content of the first and second substances,
at least one of the first protective layer and the first adhesive layer contains filler particles;
the material of the filling particles is at least one of nano silver ions, magnesium oxide nano particles and graphene nano sheets.
2. The polarizing plate of claim 1, further comprising a second protective layer disposed on a side of the polarizing sublayer away from the first protective layer;
a second adhesive layer is arranged between the polarizing sublayer and the second protective layer; wherein the content of the first and second substances,
at least one of the first protective layer, the first adhesive layer, the second protective layer, and the second adhesive layer contains the filler particles.
3. The polarizing plate of claim 1, further comprising a first release film layer disposed on a side of the polarizing sublayer away from the first protective layer;
a first pressure-sensitive adhesive layer is arranged between the first release film layer and the polarizing sublayer; wherein the content of the first and second substances,
at least one of the first protective layer, the first adhesive layer, and the first pressure-sensitive adhesive layer contains the filler particles.
4. The polarizing plate of claim 1, further comprising a second release film layer disposed on a side of the polarizer layer adjacent to the first protective layer;
a second pressure-sensitive adhesive layer is arranged between the second release film layer and the polarizing sublayer; wherein the content of the first and second substances,
at least one of the first protective layer, the first adhesive layer, and the second pressure-sensitive adhesive layer contains the filler particles.
5. The polarizing plate of claim 1, further comprising a surface treatment layer disposed on an outermost side of the polarizing plate.
6. The polarizing plate of claim 1, wherein the filler particles have a diameter of 20 nm to 150 nm.
7. The polarizing plate of claim 1, wherein the polarizing sublayer is a polyvinyl alcohol (PVA) layer.
8. The polarizing plate of claim 2, wherein the first protective layer and the second protective layer are made of at least one of cellulose triacetate, ethylene terephthalate, and acryl resin.
9. The polarizing plate according to claim 2, wherein the first adhesive layer and the second adhesive layer are made of at least one of a solvent-based adhesive and an ultraviolet-curable adhesive.
10. A display panel comprising the polarizer according to any one of claims 1 to 9 and a liquid crystal cell, wherein the polarizer is disposed opposite to the liquid crystal cell.
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| CN202010980616.5A CN112147810A (en) | 2020-09-17 | 2020-09-17 | Polarizing plate and display panel |
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| CN202010980616.5A CN112147810A (en) | 2020-09-17 | 2020-09-17 | Polarizing plate and display panel |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114089462A (en) * | 2021-12-10 | 2022-02-25 | 武汉华星光电半导体显示技术有限公司 | Polaroid and display device |
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| CN114089462A (en) * | 2021-12-10 | 2022-02-25 | 武汉华星光电半导体显示技术有限公司 | Polaroid and display device |
| CN114089462B (en) * | 2021-12-10 | 2023-11-28 | 武汉华星光电半导体显示技术有限公司 | Polarizer and display device |
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