CN212781584U - Laminating structure, display module assembly and electronic equipment of polaroid - Google Patents
Laminating structure, display module assembly and electronic equipment of polaroid Download PDFInfo
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- CN212781584U CN212781584U CN202021965927.6U CN202021965927U CN212781584U CN 212781584 U CN212781584 U CN 212781584U CN 202021965927 U CN202021965927 U CN 202021965927U CN 212781584 U CN212781584 U CN 212781584U
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- polaroid
- oca optical
- optical cement
- display module
- polarizer
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Abstract
The utility model discloses a laminated structure, display module assembly and electronic equipment of polaroid, wherein, laminated structure of polaroid includes the polaroid, still includes OCA optical cement layer, covers OCA optical cement on a side surface of polaroid and all around, and the polaroid imbeds in the OCA optical cement layer; the thickness of OCA optics glue film is greater than the thickness of polaroid. The utility model discloses cover OCA optical cement layer around the polaroid, make the unable infiltration of steam corrode the polaroid, increase of service life, reinforcing display module reliability can, OCA optical cement layer's thickness is greater than the thickness of polaroid, has filled the disconnected difference that covers the production of liquid crystal display panel on the follow-up polaroid, and OCA optical cement layer can laminate the polaroid completely, and gassing when having avoided the laminating.
Description
Technical Field
The utility model relates to an electronic equipment technical field especially relates to a laminated structure, display module assembly and electronic equipment of polaroid.
Background
With the rapid development of light, thin, short, and small electronic products, various portable electronic products almost use a display screen as a display panel. In particular, display screens are important components of video cameras, notebook computers, mobile terminals, personal digital processors, and the like.
Display module assembly is very important part in the display screen, and current display module assembly's laminating order is: attaching the polaroid to the liquid crystal panel, attaching the OCA optical adhesive layer to the polaroid, and finally attaching the OCA optical adhesive layer to the TP cover plate. Due to the fact that air is exposed at the edge of one side of the polaroid, the PVA layer in the polaroid is prone to absorbing water and fading due to moisture, the polarizing performance is lost, white edge bubbles are abnormal in display and the like, the service life of the polaroid is short, and the reliability of a display module is reduced.
In view of the above, there is a need to improve the conventional lamination structure of the polarizer, so as to prevent the polarizer from being corroded by water vapor and losing polarization characteristics and prolong the service life of the polarizer.
SUMMERY OF THE UTILITY MODEL
The utility model discloses an laminated structure, display module assembly and electronic equipment of polaroid for among the solution prior art, the polaroid receives steam to corrode and loses polarisation characteristic and the not long problem of life.
In order to solve the above problem, the utility model adopts the following technical scheme:
the laminating structure of the polaroid comprises the polaroid and an OCA optical adhesive layer;
OCA optical cement covers the surface and the periphery of one side of the polaroid, and the polaroid is embedded into the OCA optical cement layer;
the thickness of OCA optical adhesive layer is greater than that of the polaroid.
In the above scheme, the thickness of the OCA optical adhesive layer is at least 3 times of the thickness of the polarizer.
In the above scheme, the surface of one side of the polarizer, which is not covered with the OCA optical adhesive layer, and the peripheral OCA optical adhesive layer are in the same horizontal plane.
In the above scheme, the polarizer includes a polyvinyl alcohol layer.
The utility model also provides a display module assembly, including liquid crystal display panel, polaroid, OCA optical cement layer and the TP apron of range upon range of setting, a side surface of polaroid reaches and covers OCA optical cement all around, the polaroid embedding in the OCA optical cement layer.
In the scheme, the peripheral edges of the polaroid are connected with the OCA optical cement.
In the above scheme, the area of the liquid crystal panel is larger than that of the OCA optical adhesive layer.
In the above scheme, the area of the TP cover plate is larger than that of the liquid crystal panel.
The utility model also provides an electronic equipment, including any one of the above-mentioned scheme display module assembly.
The utility model discloses a technical scheme can reach following beneficial effect:
the periphery of the polaroid is covered with the OCA optical adhesive layer, so that water vapor cannot permeate into and corrode the polaroid, the service life is prolonged, the reliability of the display module is enhanced, the thickness of the OCA optical adhesive layer is larger than that of the polaroid, the offset generated by covering the liquid crystal panel on the follow-up polaroid is filled, the OCA optical adhesive layer can be completely attached to the polaroid, and bubbles are prevented from being generated during attachment.
Drawings
In order to more clearly illustrate the technical solution of the embodiments of the present invention, the drawings required for the description of the embodiments will be briefly introduced below to form a part of the present invention, and the exemplary embodiments and the description thereof of the present invention explain the present invention and do not form an improper limitation to the present invention. In the drawings:
FIG. 1 is a schematic diagram of an overall structure of a display module in the prior art;
fig. 2 is a schematic view of an overall structure of a display module according to an embodiment of the present invention.
The following reference signs are specifically included:
polarizer of the prior art-10'; OCA optical cement layer-20' in the prior art; a prior art liquid crystal panel-30'; TP cover-40' in the prior art; a polarizer-10; OCA optical cement layer-20; a liquid crystal panel-30; TP cover plate-40.
Detailed Description
To make the purpose, technical solution and advantages of the present invention clearer, the following will combine the embodiments of the present invention and the corresponding drawings to clearly and completely describe the technical solution of the present invention. It is to be understood that the embodiments described are only some embodiments of the invention, and not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.
The prior art is as follows: as shown in fig. 1, the conventional display module assembly has the following attaching sequence: one side of the polaroid 10 'is covered with the liquid crystal panel 30', the other side is covered with the OCA optical adhesive layer 20 ', and the OCA optical adhesive layer 20' is covered with the TP cover plate 40 ', so that the structure causes the fault difference between the polaroid 10' and the liquid crystal panel 30 ', namely the edge of the polaroid 10' is exposed, the polarizing performance is lost due to the fact that a polyvinyl alcohol layer in the polaroid absorbs water and fades, the problems of abnormal white edge bubble display and the like are caused, the service life of the polaroid is short, and the reliability of a display module is reduced.
Example 1
As shown in fig. 2, the utility model provides a laminating structure of a polarizer, which comprises a polarizer 10 and an OCA optical adhesive layer 20; OCA optical cement is covered on one side surface and the periphery of the polarizer 10, namely, the polarizer 10 is embedded into the OCA optical cement layer 20; the thickness of the OCA optical adhesive layer 20 is greater than that of the polarizer 10. Because OCA optical adhesive layer 20's high adhesion, solidification shrinkage is little, water-fast high temperature resistance is strong, and excellent laminating disconnected poor fillibility, consequently, cover OCA optical adhesive layer 20 around polaroid 10, make the unable infiltration of steam corrode polaroid 10, increase of service life, reinforcing display module reliability, OCA optical adhesive layer 20's thickness is greater than polaroid 10's thickness, filled the disconnected poor of following polaroid 10 upper cover liquid crystal display panel 30 production, OCA optical adhesive layer 20 can laminate polaroid 10 completely, bubble production when having avoided the laminating.
In the present embodiment, the thickness of the OCA optical adhesive layer 20 is preferably at least 3 times the thickness of the polarizer 10. The offset generated after the liquid crystal panel 30 is attached is compensated.
The surface of the polarizer 10 not covered by the OCA optical adhesive layer 20 is at the same level as the outer periphery of the OCA optical adhesive layer 20. The generation of bubbles in the polarizer 10 during the subsequent covering of the liquid crystal panel 30 is avoided.
In the preferred embodiment, the polarizer 10 includes a polyvinyl alcohol layer.
Example 2
The utility model provides a display module assembly, including liquid crystal display panel 30, polaroid 10, OCA optical cement layer 20 and the TP apron 40 of range upon range of setting, a side surface of polaroid 10 reaches and covers OCA optical cement all around, and polaroid 10 imbeds in OCA optical cement layer 20.
The peripheral edge of polaroid 10 is connected with OCA optical cement.
In the present embodiment, the area of the liquid crystal panel 30 is preferably larger than the area of the OCA optical adhesive layer 20. To avoid a discontinuity at the polarizer 10.
In the present embodiment, the area of the TP cover plate 40 is preferably larger than the area of the liquid crystal panel 30.
Example 3
The utility model also provides an electronic equipment, including embodiment 2's display module assembly.
The utility model discloses cover OCA optical cement layer around the polaroid, make the unable infiltration of steam corrode the polaroid, increase of service life, reinforcing display module reliability can, OCA optical cement layer's thickness is greater than the thickness of polaroid, has filled the disconnected difference that covers the production of liquid crystal display panel on the follow-up polaroid, and OCA optical cement layer can laminate the polaroid completely, and gassing when having avoided the laminating.
The embodiments of the present invention have been described with reference to the accompanying drawings, but the present invention is not limited to the above-mentioned embodiments, which are only illustrative and not restrictive, and those skilled in the art can make many forms without departing from the spirit and scope of the present invention.
Claims (9)
1. The laminated structure of the polaroid comprises the polaroid and is characterized by also comprising an OCA optical adhesive layer,
OCA optical cement covers the surface and the periphery of one side of the polaroid, and the polaroid is embedded into the OCA optical cement layer;
the thickness of OCA optical adhesive layer is greater than that of the polaroid.
2. The attachment structure of a polarizer of claim 1, wherein the thickness of the OCA optical adhesive layer is at least 3 times the thickness of the polarizer.
3. The attachment structure of a polarizer according to claim 1, wherein a surface of the polarizer on a side not covered with the OCA optical adhesive layer is on the same horizontal plane as the outer periphery of the OCA optical adhesive layer.
4. The attachment structure of a polarizer of claim 1, wherein the polarizer comprises a polyvinyl alcohol layer.
5. The utility model provides a display module assembly, is including range upon range of liquid crystal display panel, polaroid, OCA optical cement layer and the TP apron that sets up, its characterized in that, a side surface of polaroid and cover OCA optical cement all around, the polaroid embedding in the OCA optical cement layer.
6. The display module of claim 5, wherein the peripheral edge of the polarizer is connected to the OCA optical cement.
7. The display module of claim 5, wherein the area of the liquid crystal panel is larger than the area of the OCA optical adhesive layer.
8. The display module of claim 5, wherein the area of the TP cover plate is larger than the area of the liquid crystal panel.
9. An electronic device, comprising the display module according to any one of claims 5 to 8.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021965927.6U CN212781584U (en) | 2020-09-09 | 2020-09-09 | Laminating structure, display module assembly and electronic equipment of polaroid |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021965927.6U CN212781584U (en) | 2020-09-09 | 2020-09-09 | Laminating structure, display module assembly and electronic equipment of polaroid |
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| CN212781584U true CN212781584U (en) | 2021-03-23 |
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| CN202021965927.6U Active CN212781584U (en) | 2020-09-09 | 2020-09-09 | Laminating structure, display module assembly and electronic equipment of polaroid |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115083319A (en) * | 2021-09-10 | 2022-09-20 | 荣耀终端有限公司 | Display assembly, terminal equipment and processing method of display assembly |
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2020
- 2020-09-09 CN CN202021965927.6U patent/CN212781584U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115083319A (en) * | 2021-09-10 | 2022-09-20 | 荣耀终端有限公司 | Display assembly, terminal equipment and processing method of display assembly |
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