CN220691125U - Polarizer and display panel - Google Patents
Polarizer and display panel Download PDFInfo
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- CN220691125U CN220691125U CN202322336317.XU CN202322336317U CN220691125U CN 220691125 U CN220691125 U CN 220691125U CN 202322336317 U CN202322336317 U CN 202322336317U CN 220691125 U CN220691125 U CN 220691125U
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- layer
- refractive index
- polarizer
- protective layer
- polarizing
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- 239000010410 layer Substances 0.000 claims abstract description 111
- 239000011241 protective layer Substances 0.000 claims abstract description 64
- 239000011347 resin Substances 0.000 claims abstract description 26
- 229920005989 resin Polymers 0.000 claims abstract description 26
- 239000000463 material Substances 0.000 claims abstract description 14
- 239000002245 particle Substances 0.000 claims description 11
- 238000000576 coating method Methods 0.000 claims description 10
- 239000000758 substrate Substances 0.000 claims description 9
- 239000011248 coating agent Substances 0.000 claims description 7
- 230000000007 visual effect Effects 0.000 claims 1
- 229920002284 Cellulose triacetate Polymers 0.000 abstract description 13
- NNLVGZFZQQXQNW-ADJNRHBOSA-N [(2r,3r,4s,5r,6s)-4,5-diacetyloxy-3-[(2s,3r,4s,5r,6r)-3,4,5-triacetyloxy-6-(acetyloxymethyl)oxan-2-yl]oxy-6-[(2r,3r,4s,5r,6s)-4,5,6-triacetyloxy-2-(acetyloxymethyl)oxan-3-yl]oxyoxan-2-yl]methyl acetate Chemical compound O([C@@H]1O[C@@H]([C@H]([C@H](OC(C)=O)[C@H]1OC(C)=O)O[C@H]1[C@@H]([C@@H](OC(C)=O)[C@H](OC(C)=O)[C@@H](COC(C)=O)O1)OC(C)=O)COC(=O)C)[C@@H]1[C@@H](COC(C)=O)O[C@@H](OC(C)=O)[C@H](OC(C)=O)[C@H]1OC(C)=O NNLVGZFZQQXQNW-ADJNRHBOSA-N 0.000 abstract description 13
- ILJSQTXMGCGYMG-UHFFFAOYSA-N triacetic acid Chemical compound CC(=O)CC(=O)CC(O)=O ILJSQTXMGCGYMG-UHFFFAOYSA-N 0.000 abstract description 10
- 230000010287 polarization Effects 0.000 abstract description 5
- 230000002349 favourable effect Effects 0.000 abstract description 2
- 239000012790 adhesive layer Substances 0.000 description 9
- 238000010586 diagram Methods 0.000 description 9
- 239000004372 Polyvinyl alcohol Substances 0.000 description 4
- 229920002451 polyvinyl alcohol Polymers 0.000 description 4
- 238000004519 manufacturing process Methods 0.000 description 3
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N Silicium dioxide Chemical compound O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 description 2
- GWEVSGVZZGPLCZ-UHFFFAOYSA-N Titan oxide Chemical compound O=[Ti]=O GWEVSGVZZGPLCZ-UHFFFAOYSA-N 0.000 description 2
- XLOMVQKBTHCTTD-UHFFFAOYSA-N Zinc monoxide Chemical compound [Zn]=O XLOMVQKBTHCTTD-UHFFFAOYSA-N 0.000 description 2
- 238000010521 absorption reaction Methods 0.000 description 2
- 230000005540 biological transmission Effects 0.000 description 2
- 239000004973 liquid crystal related substance Substances 0.000 description 2
- 238000002834 transmittance Methods 0.000 description 2
- SMZOUWXMTYCWNB-UHFFFAOYSA-N 2-(2-methoxy-5-methylphenyl)ethanamine Chemical compound COC1=CC=C(C)C=C1CCN SMZOUWXMTYCWNB-UHFFFAOYSA-N 0.000 description 1
- NIXOWILDQLNWCW-UHFFFAOYSA-N 2-Propenoic acid Natural products OC(=O)C=C NIXOWILDQLNWCW-UHFFFAOYSA-N 0.000 description 1
- LQAQMOIBXDELJX-UHFFFAOYSA-N 2-methoxyprop-2-enoic acid Chemical compound COC(=C)C(O)=O LQAQMOIBXDELJX-UHFFFAOYSA-N 0.000 description 1
- 239000004925 Acrylic resin Substances 0.000 description 1
- 229920000178 Acrylic resin Polymers 0.000 description 1
- 238000005538 encapsulation Methods 0.000 description 1
- 239000003292 glue Substances 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 239000000203 mixture Substances 0.000 description 1
- 239000002105 nanoparticle Substances 0.000 description 1
- 229920003229 poly(methyl methacrylate) Polymers 0.000 description 1
- 239000004926 polymethyl methacrylate Substances 0.000 description 1
- 229920005749 polyurethane resin Polymers 0.000 description 1
- 229920000915 polyvinyl chloride Polymers 0.000 description 1
- 239000004800 polyvinyl chloride Substances 0.000 description 1
- 239000000377 silicon dioxide Substances 0.000 description 1
- 235000012239 silicon dioxide Nutrition 0.000 description 1
- 239000007787 solid Substances 0.000 description 1
- XOLBLPGZBRYERU-UHFFFAOYSA-N tin dioxide Chemical compound O=[Sn]=O XOLBLPGZBRYERU-UHFFFAOYSA-N 0.000 description 1
- 229910001887 tin oxide Inorganic materials 0.000 description 1
- 239000004408 titanium dioxide Substances 0.000 description 1
- 239000011787 zinc oxide Substances 0.000 description 1
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- Polarising Elements (AREA)
Abstract
The embodiment of the application discloses a polaroid and display panel, include: a bias sublayer; the first protection layer is arranged on one side of the polarization sub-layer, and the material of the first protection layer is ultraviolet light curing resin. In the utility model, the ultraviolet light curing resin is used for replacing cellulose Triacetate (TAC) as the protective layer, so that the thickness of the polaroid can be reduced, and the thickness is favorable for lightening and thinning the display panel.
Description
Technical Field
The application relates to the field of display, in particular to a polaroid and a display panel.
Background
Display panels have been widely used in people's lives, such as display screens for mobile phones, computers, televisions, etc. Along with the rapid development of the display panel industry, people have higher requirements on the light and thin display panel besides the requirements on the display panel such as high resolution, wide viewing angle and low power consumption, wherein the thickness of the polarizer seriously influences the thickness of the display panel.
However, in the prior art, the polarizer uses cellulose Triacetate (TAC) to make the protective layer, and the protective layer of cellulose triacetate is attached to the film layer of the polarizer through the adhesive layer, so that the thickness of cellulose triacetate is thicker, which is unfavorable for the thinning of the polarizer.
Disclosure of Invention
The embodiment of the application provides a polaroid and a display panel, which can solve the problems that in the prior art, the polaroid uses triacetyl cellulose (TAC) to manufacture a protective layer, the protective layer of the triacetyl cellulose is attached to a film layer of the polaroid through a glue layer, and the thickness of the triacetyl cellulose is thicker, so that the thinning of the polaroid is not facilitated.
The embodiment of the application provides a polarizer, which comprises:
a bias sublayer;
the first protective layer is arranged on one side of the polarizing sub-layer, and the material of the first protective layer is ultraviolet light curing resin.
Optionally, in some embodiments of the present application, further comprising:
the second protective layer is arranged on one side of the polarizing sub-layer far away from the first protective layer, and the material of the second protective layer is ultraviolet light curing resin.
Optionally, in some embodiments of the present application, further comprising:
the adhesion layer is arranged on one side, far away from the first protection layer, of the polarizing sub-layer and is used for being attached to a substrate to be attached with the polaroid.
Optionally, in some embodiments of the present application, a viewing angle control layer is further included, the viewing angle control layer being disposed between the polarizing sublayer and the first protective layer; the viewing angle control layer includes:
the first refractive index layer is arranged between the polarizing sub-layer and the first protective layer;
a second refractive index layer disposed between the first refractive index layer and the first protective layer;
wherein the first refractive index layer comprises a plurality of protrusions and a plurality of depressions which are arranged on the contact surface with the second refractive index layer and are alternately arranged.
Optionally, in some embodiments of the present application, the refractive index of the second refractive index layer is greater than the refractive index of the first refractive index layer.
Optionally, in some embodiments of the present application, the viewing angle control layer further includes:
and a plurality of scattering particles distributed in the first refractive index layer.
Optionally, in some embodiments of the present application, the polarizer further includes:
the low-reflection coating is arranged on the surface of one side of the first protective layer, which is far away from the bias sub-layer.
Optionally, in some embodiments of the present application, the polarizer further includes:
the phase difference layer is arranged on one side of the polarizing sub-layer far away from the first protective layer;
and the phase difference layer is bonded with the polarizing sub-layer through the bonding layer.
Optionally, in some embodiments of the present application, the first protective layer has a thickness of less than or equal to 10 microns.
Correspondingly, the application also provides a display panel, which comprises the polaroid
In an embodiment of the present application, a polarizer and a display panel are provided, including: a bias sublayer; the first protection layer is arranged on one side of the polarization sub-layer, and the material of the first protection layer is ultraviolet light curing resin. In the utility model, the ultraviolet light curing resin is used as the protective layer to replace cellulose Triacetate (TAC), the ultraviolet light curing resin can be coated on one side of the polarizing sub-layer, then the ultraviolet light curing resin is cured or solidified to form the protective layer, the coating process of the ultraviolet light curing resin can be used for manufacturing thinner film materials, the ultraviolet light curing resin is used as the protective layer to be thinner than the thickness of the cellulose Triacetate (TAC) as the protective layer, the thickness of the ultraviolet light curing resin used as the protective layer can be less than or equal to 10 micrometers, and the thickness of the cellulose Triacetate (TAC) used as the protective layer generally needs 20-30 micrometers, so the thickness of the polarizer can be reduced, and the thickness of the display panel is favorable for lightening and thinning. Meanwhile, the polaroid is thinned, so that the transmittance of the polaroid can be improved, and the overall transmittance of the display panel is improved.
Drawings
In order to more clearly illustrate the technical solutions of the embodiments of the present application, the drawings that are needed in the description of the embodiments will be briefly introduced below, it being obvious that the drawings in the following description are only some embodiments of the present application, and that other drawings may be obtained according to these drawings without inventive effort for a person skilled in the art.
FIG. 1 is a schematic diagram of a polarizer according to an embodiment of the present disclosure;
FIG. 2 is a schematic diagram illustrating a second embodiment of a polarizer according to the first embodiment of the present disclosure;
FIG. 3 is a schematic diagram illustrating a third embodiment of a polarizer according to the first embodiment of the present disclosure;
FIG. 4 is a diagram illustrating a fourth embodiment of a polarizer according to the first embodiment of the present disclosure;
fig. 5 is a schematic diagram of a display panel according to a second embodiment of the present application.
Detailed Description
The following description of the embodiments of the present application will be made clearly and fully with reference to the accompanying drawings, in which it is evident that the embodiments described are only some, but not all, of the embodiments of the present application. All other embodiments, which can be made by those skilled in the art based on the embodiments herein without making any inventive effort, are intended to be within the scope of the present application. Furthermore, it should be understood that the detailed description is presented herein for purposes of illustration and explanation only and is not intended to limit the present application. In this application, unless otherwise indicated, terms of orientation such as "upper" and "lower" are used to generally refer to the upper and lower positions of the device in actual use or operation, and specifically the orientation of the drawing figures; while "inner" and "outer" are for the outline of the device.
The application provides a polarizer, comprising: a bias sublayer; the first protection layer is arranged on one side of the polarization sub-layer, and the material of the first protection layer is ultraviolet light curing resin.
The application also provides a display panel comprising the polarizer. The following will describe in detail. The following description of the embodiments is not intended to limit the preferred embodiments.
Example 1
Referring to fig. 1 to 4, fig. 1 is a schematic view illustrating a first structure of a polarizer according to an embodiment of the present disclosure; FIG. 2 is a schematic diagram illustrating a second embodiment of a polarizer according to the first embodiment of the present disclosure; FIG. 3 is a schematic diagram illustrating a third embodiment of a polarizer according to the first embodiment of the present disclosure; fig. 4 is a schematic diagram illustrating a fourth embodiment of a polarizer according to the first embodiment of the present application.
The present application provides a polarizer 100, the polarizer 100 comprising a polarizing sub-layer 10 and a first protective layer 20; the first protection layer 20 is disposed on one side of the bias sub-layer 10, and the material of the first protection layer 20 is ultraviolet light curable resin.
Specifically, the polarizing sublayer 10 is also called a polarizing layer, and the english acronym PVA, the polarizing sublayer 10 includes an absorption axis and a transmission axis, and the polarizing sublayer 10 functions to transmit light having a polarization direction parallel to the transmission axis, and absorb light having a polarization direction parallel to the absorption axis.
Specifically, the polarizing sublayer 10 may be polyvinyl alcohol (Polyvinyl alcohol, PVA).
Specifically, the first protective layer 20 serves to protect and support the bias sublayer 10.
Specifically, the material of the ultraviolet light curing resin can be prepared by mixing various ultraviolet curing resins of acrylic acid type and methoxy acrylic acid type, and the ultraviolet curing resin can replace the traditional TAC, PET, PMMA protective layer material to act as a protective layer, so that the thickness of the overall polaroid can be reduced.
Referring to fig. 1, fig. 1 is a simplified structure of a first protective layer 20 disposed on one side of a polarizing sublayer 10.
In this embodiment, instead of using triacetyl cellulose (TAC) as the protective layer (first protective layer 20), an ultraviolet light-curable resin may be coated on one side of the polarizing sublayer 10, and then the ultraviolet light-curable resin is cured or solidified to form the protective layer (first protective layer 20) by ultraviolet light curing, and the coating process of the ultraviolet light-curable resin may make a thinner film, the ultraviolet light-curable resin as the protective layer (first protective layer 20) may be thinner than the thickness of the triacetyl cellulose (TAC) as the protective layer, the thickness of the ultraviolet light-curable resin as the protective layer (first protective layer 20) may be less than or equal to 10 micrometers, and the thickness of the triacetyl cellulose (TAC) as the protective layer may generally need 20-30 micrometers.
In some embodiments, as shown in fig. 2, the polarizer 100 further includes a second protective layer 30, the second protective layer 30 is disposed on a side of the polarizing sub-layer 10 away from the first protective layer 20, and the material of the second protective layer 30 is an ultraviolet light curable resin.
Specifically, as shown in fig. 2, a first protective layer 20 and a second protective layer 30 are respectively disposed on both sides of the polarizing sublayer 10.
Referring to fig. 2, fig. 2 is a simplified structure of a protective layer disposed on two sides of a polarizing sublayer 10, which has the same advantages as the structure in fig. 1.
In some embodiments, as shown in fig. 1 and 2, the polarizer 100 further includes an adhesive layer 70, the adhesive layer 70 is disposed on a side of the polarizer layer 10 away from the first protective layer 20, and the adhesive layer 70 is used for attaching to a substrate to which the polarizer 100 is to be attached.
Specifically, as shown in fig. 1, the adhesion layer 70 is disposed on a side of the bias sublayer 10 away from the first protective layer 20.
Specifically, as shown in fig. 2, the adhesion layer 70 is disposed on a side of the second protection layer 30 away from the bias sublayer 10.
Specifically, as shown in fig. 1 and 2, the polarizer 100 may be attached to a substrate to which the polarizer 100 is to be attached through the adhesive layer 70, and the substrate to which the polarizer 100 is to be attached may be an array substrate or a color film substrate of a liquid crystal display panel, which is not limited herein.
In some embodiments, as shown in fig. 3, the polarizer 100 further includes a low reflection coating 80, and the low reflection coating 80 is disposed on a side surface of the first protective layer 20 remote from the polarizing sub-layer 10.
Specifically, as shown in fig. 3, the low reflection coating 80, which may also be referred to as an anti-reflection coating, may be formed on a surface of the first protective layer 20 on a side remote from the bias sublayer 10 by a coating process.
In particular, the low reflection coating 80 may reduce reflection of ambient light such as sunlight by the polarizer 100.
In some embodiments, as shown in fig. 3 and 4, the polarizer 100 further includes a viewing angle control layer 40, the viewing angle control layer 40 being disposed between the polarizing sub-layer 10 and the first protective layer 20; the viewing angle control layer 40 includes a first refractive index layer 41 and a second refractive index layer 42; the first refractive index layer 41 is disposed between the bias sub-layer 10 and the first protective layer 20; a second refractive index layer 42 disposed between the first refractive index layer 41 and the first protective layer 20; wherein the first refractive index layer 41 includes a plurality of protrusions 411 and a plurality of depressions 412 disposed on a contact surface with the second refractive index layer 42, and alternately disposed.
Specifically, as shown in fig. 3 and 4, the first refractive index layer 41 includes a pattern of alternately disposed protrusions 411 and depressions 412, and the manufacturing process may be such that the alternately disposed protrusions 411 and depressions 412 are formed on the surface of the first refractive index layer 41 by imprinting or the like, and then the second refractive index layer 42 is coated on the protrusions 411 and depressions 412, and the second refractive index layer 42 may fill the depressions 412 and planarize the protrusions 411.
Specifically, the material of the first refractive index layer 41 may be selected from one or a combination mixture of several of an acrylic resin, a polyvinyl chloride resin, an aqueous polyurethane resin, or an ultraviolet curable resin.
In some embodiments, as shown in fig. 3 and 4, the refractive index of the second refractive index layer 42 is greater than the refractive index of the first refractive index layer 41.
Specifically, the refractive index of the second refractive index layer 42 is larger than the refractive index of the first refractive index layer 41, and the angle of the light incident from the polarizing sublayer 10 can be enlarged by refraction at the interface of the first refractive index layer 41 and the second refractive index layer 42, so that the viewing angle can be increased.
Further, when the refractive index of the second refractive index layer 42 is smaller than that of the first refractive index layer 41, the angle of the light incident from the polarizing sublayer 10 may be converged by refraction at the interface of the first refractive index layer 41 and the second refractive index layer 42, so that the light intensity and brightness of the positive viewing angle may be increased.
In some embodiments, the viewing angle control layer 40 further includes a plurality of scattering particles 43, the plurality of scattering particles 43 being distributed in the first refractive index layer 41.
Specifically, the scattering particles 43 may scatter light.
Specifically, when the ambient light such as sunlight is irradiated onto the polarizer, the scattering particles 43 may scatter the ambient light such as sunlight, thereby playing an anti-glare role.
Meanwhile, when the refractive index of the second refractive index layer 42 is larger than that of the first refractive index layer 41, the scattering particles can uniformly scatter the light incident from the polarizing sub-layer 10, and then the angle of the light is enlarged by the refraction at the interface of the first refractive index layer 41 and the second refractive index layer 42, so that the viewing angle can be enlarged more.
Specifically, the scattering particles 43 are solid, hollow or hollow particles, the material of the scattering particles 43 can be inorganic nano particles such as silicon dioxide, titanium dioxide, zinc oxide, tin oxide and the like, the hollowness is 35% -65%, and the particle diameter is 15-60 nanometers.
In some embodiments, as shown in fig. 3 and 4, the polarizer 100 further includes a retardation layer 50 and an adhesive layer 60; the phase difference layer 50 is disposed on the side of the bias sublayer 10 away from the first protective layer 20; the retardation layer 50 is bonded to the polarizing sublayer 10 by an adhesive layer 60.
Specifically, the retardation layer 50 may compensate for viewing angle, and the retardation layer 50 may compensate for phase retardation of other film layers in the polarizer 100.
In some embodiments, the thickness of the first protective layer 20 is less than or equal to 10 microns.
Second embodiment
Referring to fig. 5, fig. 5 is a schematic diagram of a display panel according to a second embodiment of the present disclosure.
The present utility model also provides a display panel 300, the display panel 300 including the polarizer 100 of any one of the above embodiments.
Specifically, the display panel 300 may include the display panel body 200.
Specifically, the display panel 300 may be a liquid crystal display panel, and the polarizer 100 may be attached to the array substrate or the color film substrate of the display panel body 200 through the adhesive layer 70, which is not limited herein.
Specifically, the display panel 300 may be an organic light emitting display panel (OLED), and the polarizer 100 may be attached to the encapsulation layer of the display panel body 200 through the adhesive layer 70.
The polarizer and the display panel provided by the embodiments of the present application are described in detail, and specific examples are applied to illustrate the principles and embodiments of the present application, and the description of the above examples is only used to help understand the method and core idea of the present application; meanwhile, those skilled in the art will have variations in the specific embodiments and application scope in light of the ideas of the present application, and the present description should not be construed as limiting the present application in view of the above.
Claims (9)
1. A polarizer, comprising:
a bias sublayer;
the first protective layer is arranged on one side of the polarizing sublayer, and the material of the first protective layer is ultraviolet light curing resin; and
the visual angle control layer is arranged between the polarizing sublayer and the first protective layer; the viewing angle control layer includes:
the first refractive index layer is arranged between the polarizing sub-layer and the first protective layer;
a second refractive index layer disposed between the first refractive index layer and the first protective layer;
wherein the first refractive index layer comprises a plurality of protrusions and a plurality of depressions which are arranged on the contact surface with the second refractive index layer and are alternately arranged.
2. The polarizer of claim 1, further comprising:
the second protective layer is arranged on one side of the polarizing sub-layer far away from the first protective layer, and the material of the second protective layer is ultraviolet light curing resin.
3. The polarizer of claim 1 or 2, further comprising:
the adhesion layer is arranged on one side, far away from the first protection layer, of the polarizing sub-layer and is used for being attached to a substrate to be attached with the polaroid.
4. The polarizer of claim 1, wherein the second refractive index layer has a refractive index greater than the refractive index of the first refractive index layer.
5. The polarizer of claim 4, wherein the viewing angle control layer further comprises:
and a plurality of scattering particles distributed in the first refractive index layer.
6. The polarizer of claim 5, further comprising:
the low-reflection coating is arranged on the surface of one side of the first protective layer, which is far away from the bias sub-layer.
7. The polarizer of claim 6, further comprising:
the phase difference layer is arranged on one side of the polarizing sub-layer far away from the first protective layer;
and the phase difference layer is bonded with the polarizing sub-layer through the bonding layer.
8. The polarizer of claim 1, wherein the first protective layer has a thickness of less than or equal to 10 microns.
9. A display panel comprising the polarizer of any one of claims 1 to 8.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322336317.XU CN220691125U (en) | 2023-08-30 | 2023-08-30 | Polarizer and display panel |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322336317.XU CN220691125U (en) | 2023-08-30 | 2023-08-30 | Polarizer and display panel |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220691125U true CN220691125U (en) | 2024-03-29 |
Family
ID=90404928
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202322336317.XU Active CN220691125U (en) | 2023-08-30 | 2023-08-30 | Polarizer and display panel |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220691125U (en) |
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2023
- 2023-08-30 CN CN202322336317.XU patent/CN220691125U/en active Active
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