CN204289542U - Display floater and display unit - Google Patents
Display floater and display unit Download PDFInfo
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- CN204289542U CN204289542U CN201520002706.1U CN201520002706U CN204289542U CN 204289542 U CN204289542 U CN 204289542U CN 201520002706 U CN201520002706 U CN 201520002706U CN 204289542 U CN204289542 U CN 204289542U
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- sealant
- viewing area
- display floater
- substrate
- display
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Abstract
The utility model relates to a kind of display floater and display unit, and above-mentioned display floater comprises: first substrate and second substrate, and in first substrate and second substrate, at least one is provided with the first sealant, the second sealant and the 3rd sealant; First sealant is arranged at the side away from viewing area in packaging area, and the second sealant is positioned at inside the first sealant, and is at least arranged at the outer peripheral areas at the turning of viewing area; 3rd sealant is positioned at inside the first sealant, fills the packaging area beyond the first sealant and the second sealant and viewing area.Pass through the technical solution of the utility model, rationally can encapsulate display floater, at turning arranged outside water preventing ability and/or the water-absorbing material of viewing area, while ensure that viewing area light transmittance, alleviate outside moisture infiltration viewing area to impact its display performance, improve image display quality.
Description
Technical field
The utility model relates to Display Technique field, in particular to a kind of display floater and a kind of display unit.
Background technology
The advantageous feature such as organic electroluminescence device has active illuminating, visual angle is wide, contrast is high, fast response time, are described as the Display Technique of a new generation, obtain extensive concern.But organic EL (EL sheet) device invades the side of outside environment sensitive, particularly water, often causes the decay of device lifetime.Thus, how sealing OLED (OrganicLight-Emitting Diode, Organic Light Emitting Diode) device, effectively to avoid the side of steam to invade, is urgent problem.
For top emitting device, the encapsulating structure (as shown in Figure 1) of the Dam & Fill of gap (gap) (envelope frame and filling) is more easily regulated to be widely used.But the basic demand of high permeability Filler (filler), has limited to the selectivity of Filler material.Many high water resistants/water absorption Filler material, due to lower light transmission, cannot apply on traditional encapsulating structure.And meet high permeability and high water resistant/absorptive Filler material is rarely found simultaneously.Meanwhile, in the structure of display floater, the corner of viewing area, the often weak area of total, be easy to the impact being subject to external environment condition, thus, how to utilize the different qualities of material, builds rationally effective encapsulating structure, is the problem needing to solve.
Utility model content
Technical problem to be solved in the utility model is, how rationally to encapsulate display floater, under the prerequisite ensureing display floater luminescent properties, improves the water resistance of display floater.
For this purpose, the utility model proposes a kind of display floater, comprise: the first substrate be oppositely arranged and second substrate, described first substrate and described second substrate comprise viewing area and surround the packaging area of described viewing area, and in described first substrate and described second substrate, at least one is provided with the first sealant, the second sealant and the 3rd sealant; Wherein, described first sealant is arranged at the side away from viewing area in packaging area, to define the outward flange of described packaging area; Described second sealant is positioned at inside described first sealant, and is at least arranged at the outer peripheral areas at the turning of described viewing area; Described 3rd sealant is positioned at inside described first sealant, fills the packaging area beyond described first sealant and described second sealant and viewing area; Described first substrate and described second substrate seal bonding by described first sealant, the second sealant and the 3rd sealant; Wherein, the material transmissivity of described 3rd sealant is greater than described second sealant; And the material water blocking rate of described second sealant is greater than described 3rd sealant, or the material water absorption rate of described second sealant is greater than described 3rd sealant.
Alternatively, described second sealant and described 3rd sealant all connect with described first sealant, and described second sealant and described 3rd sealant connect.
Alternatively, described second sealant is also arranged at the outer peripheral areas at the edge between every two adjacent corners in described viewing area.
Alternatively, described second sealant being arranged at the outer peripheral areas at turning, described viewing area does not connect with described second sealant of the outer peripheral areas being arranged at edge, described viewing area.
Alternatively, described viewing area is rectangular area, described packaging area is the straight-flanked ring region surrounding described viewing area, described first sealant is formed as closed straight-flanked ring at described packaging area outward flange, four discrete parts that described second sealant is included in inside described first sealant, the periphery at four turnings, viewing area is formed.
Alternatively, four that described second sealant is also included in inside described first sealant, the periphery of the center edge portion of viewing area four edges is formed discrete parts.
Optionally, the length of described second sealant of every part is 1/5 to 1/20 of the viewing area side length be adjacent.
Alternatively, described first sealant is that viscosity is greater than 100000Pa*s.
Alternatively, the material of described first sealant comprises acrylic optical cement or epoxy resin.
Alternatively, the viscosity of described second sealant is less than 5000Pa*s, and/or the viscosity of described 3rd sealant is less than 5000Pa*s.
Alternatively, the water blocking rate of described second sealant is greater than 80%.
Alternatively, the material of described second sealant comprises epoxy resin material.
Alternatively, the water absorption rate of described second sealant is greater than 80%.
Alternatively, the material of described second sealant comprises metal oxide-type.
Alternatively, described second sealant cross section is in a thickness direction triangle, fan-shaped, strip, L shape or inverted L-shaped.
The utility model also proposed a kind of display unit, comprises the display floater described in above-mentioned any one.
Pass through technique scheme, rationally can encapsulate display floater, at turning arranged outside water preventing ability and/or the water-absorbing material of viewing area, while ensure that viewing area light transmittance, alleviate outside moisture infiltration viewing area to impact its display performance, improve image display quality.
Accompanying drawing explanation
Can understanding feature and advantage of the present utility model clearly by reference to accompanying drawing, accompanying drawing is schematic and should not be construed as and carry out any restriction to the utility model, in the accompanying drawings:
Fig. 1 shows the structural representation of display floater in prior art;
Fig. 2 shows the structural representation of the display floater according to the utility model embodiment;
Fig. 3 is the vertical view of display floater as shown in Figure 2;
Fig. 4 shows the structural representation of the display floater according to another embodiment of the utility model;
Fig. 5 shows the structural representation of the display floater according to another embodiment of the utility model.
Drawing reference numeral illustrates:
1-first sealant; 2-second sealant; 3-the 3rd sealant; 4-first substrate; 5-second substrate.
Embodiment
In order to more clearly understand above-mentioned purpose of the present utility model, feature and advantage, below in conjunction with the drawings and specific embodiments, the utility model is further described in detail.It should be noted that, when not conflicting, the feature in the embodiment of the application and embodiment can combine mutually.
Set forth a lot of detail in the following description so that fully understand the utility model; but; the utility model can also adopt other to be different from other modes described here and implement, and therefore, protection range of the present utility model is not by the restriction of following public specific embodiment.
As shown in Figures 2 and 3, according to the display floater of the utility model embodiment, comprise: the first substrate 4 be oppositely arranged and second substrate 5, first substrate 4 and second substrate 5 comprise viewing area and surround the packaging area of viewing area, and in first substrate 4 and second substrate 5, at least one is provided with the first sealant 1, second sealant 2 and the 3rd sealant 3; Wherein, the first sealant 1 is arranged at the side away from viewing area in packaging area, to define the outward flange of packaging area; Second sealant 2 is positioned at inside the first sealant 1, and is at least arranged at the outer peripheral areas (being also a part for packaging area) at the turning of viewing area; 3rd sealant 3 is positioned at inside the first sealant 1, fills the packaging area beyond the first sealant 1 and the second sealant 2 and viewing area; First substrate 4 and second substrate 5 seal bonding by the first sealant 1, second sealant 2 and the 3rd sealant 3; Wherein, the material transmissivity of the 3rd sealant 3 is greater than the second sealant 2; And the material water blocking rate of the second sealant 2 is greater than the 3rd sealant 3, or the material water absorption rate of the second sealant 2 is greater than the 3rd sealant 3.
Display floater can be oled panel, and now, first substrate is such as OLED array, and second substrate is cover plate.Certainly, display base plate also can need for other types the display floater arranging sealant between two-plate.
First sealant can be equivalent to sealed plastic box (Dam), except playing the effect defining packaging area, and can effectively by first substrate and second substrate bonding.According to another embodiment of the utility model, alloy can be added in the first sealant, such as silica or alumina powder, to improve elasticity and the bonding force of the first sealant.
Although the first sealant can play part resistance effect, but there is the situation that outside moisture penetrates into viewing area, especially at the corner part of viewing area, this infiltration is more obvious, but the 3rd sealant (being equivalent to filler Filler) of the first sealant inside is in order to ensure higher light transmission rate, is difficult to ensure higher water preventing ability or water absorption.By having water preventing ability and/or absorptive second sealant in the turning arranged outside of viewing area, can effectively prevent outside moisture from infiltrating viewing area.
Further, due to packaging area not display frame, be wherein present in some wirings, thus the second sealant is arranged in packaging area, namely between the first sealant and viewing area, can not impact the light transmission rate of viewing area.Thus while ensure that viewing area light transmittance, alleviate outside moisture infiltration viewing area and its display performance is impacted, improve image display quality.
It should be noted that, in Fig. 3, the display floater of rectangle is a kind of alternate configurations of display floater in the application, in fact can arrange the display floater of other shapes as required.Be position and the relativeness in order to illustrate to know Each part in accompanying drawing, it is not the restriction to its proportionate relationship, shape etc., in practical application, consumption and the position of the second sealant also can be specifically set as required, if the second sealant can also be L shape or the inverted L-shaped shape at four angles of complete area-encasing rectangle.In addition, when first substrate is OLED array, such as, the structures such as thin-film transistor, organic electroluminescent device and transparency electrode are also set.
Alternatively, the second sealant 2 and the 3rd sealant 3 all connect with the first sealant 1, and the second sealant 2 and the 3rd sealant 3 connect.
Arrange by the second sealant and the 3rd sealant are contacted with the first sealant, and the second sealant is contacted setting with the 3rd sealant, can avoid forming interval between different sealing agent, improve the degree firm in structure of display floater, avoid foreign matter and infiltrate between sealant.
As shown in Figure 4, alternatively, the second sealant 2 is also arranged at the outer peripheral areas at the edge between every two adjacent corners in viewing area.
Alternatively, the second sealant 2 being arranged at the outer peripheral areas at turning, viewing area does not connect with the second sealant 2 of the outer peripheral areas being arranged at edge, viewing area.
Alternatively, viewing area is rectangular area, packaging area is the straight-flanked ring region surrounding viewing area, first sealant 1 is formed as closed straight-flanked ring at packaging area outward flange, four discrete parts that the second sealant 2 is included in inside the first sealant 1, the outside at four turnings, viewing area is formed.
Alternatively, four that the second sealant 2 is also included in inside the first sealant 1, the outside of the center edge portion of viewing area four edges is formed discrete parts.
Alternatively in viewing area, except corner part easily infiltrates moisture, the part of more easily infiltrating moisture is in addition exactly the part between every two adjacent corners, and the closer to the mid point on Mei Tiao limit, viewing area, moisture more easily permeates.By arranging the second sealant in this part, the obstructing capacity of viewing area to outside moisture can be improved further, particularly, length and the thickness of second sealant corresponding to Mei Tiao limit, viewing area can be arranged as required, alternatively, its length can be 1/10 of viewing area corresponding sides length, and thickness can be equal with the width of packaging area.
It should be noted that, in Fig. 4, the display floater of rectangle is a kind of preferred structure of display floater in the application, in fact the display floater of other shapes can be set as required, and the second sealant can be arranged at the middle part on every bar limit alternatively, other positions can certainly be arranged at as required.
Alternatively, the first sealant 1 is greater than 100000Pa*s for viscosity.
Alternatively, the material of the first sealant 1 comprises acrylic optical cement or epoxy resin.
Adopt the higher material of viscosity to define packaging area alternatively, can bond first substrate and second substrate securely by the first sealant on the one hand, improve the stability of display panel structure.
Alternatively, the viscosity of the second sealant is less than 5000Pa*s, and/or the viscosity of the 3rd sealant is less than 5000Pa*s.Adopt the lower material of viscosity to be filled in viewing area alternatively, can ensure that viewing area has higher light transmission rate.
Alternatively, the water blocking rate of the second sealant is greater than 80%.
Alternatively, the material of the second sealant comprises epoxy resin material.
Alternatively, the water absorption rate of the second sealant is greater than 80%.
Alternatively, the material of the second sealant comprises metal oxide-type.
Here, what viscosity referred generally to (refer generally to 25 DEG C) at normal temperatures gets the area that two is respectively 1 square metre in the encapsulant, at a distance of 1 meter, and the resistance of relative moving speed for producing during 1m/s, unit is Pa*s (handkerchief * second); Water absorption rate generally refers at a certain temperature (being generally normal temperature 25 DEG C) is placed in water certain time length (specifically can from tens seconds to tens hours), the percentage by weight that this material increases by something; Water blocking rate generally refers to that in the unit interval, the moisture of non-permeable material accounts for the proportion of total moisture under an atmospheric pressure and normal temperature (being generally 25 DEG C).
Certainly, alternatively except adopting above-mentioned material, can also selection according to specific needs.
Alternatively, the second sealant 2 cross section is in a thickness direction triangle, fan-shaped or strip.In general, the seepage rate of viewing area corner part successively decreases from summit to two limits distribution, therefore can Formation cross-section be the sealant of triangle (be preferably isosceles triangle), thicker blocking water and/or water accepting layer is formed at summit place, block water and/or water accepting layer thickness-tapered at the bearing of trend on two limits, while the block-water performance of guarantee viewing area, save material.
It should be noted that, be shown as leg-of-mutton second sealant in a top view, for cross section is leg-of-mutton cylinder in practical structures, triangle is only a kind of optional manner of the present utility model, the shape of the second fluid sealant 2 can be set according to specific needs, such as cross section also can be fan-shaped, as shown in Figure 5.Described second sealant 2 cross section in a thickness direction can also for L shape or inverted L-shaped be better to surround four turnings of viewing area.For the shape and magnitude relationship etc. of each sealant, the utility model embodiment does not limit.
Alternatively, the first sealant is set on the first substrate by a glue mode.Point glue mode (Dispenser) is easy to operation, conveniently arranges the first sealant on the first substrate.
Alternatively, the second sealant and the 3rd sealant are set respectively by ink jet printing mode or some glue mode.Ink jet printing (IJP) mode is easy to the sealant forming solid shape, thus in viewing area, can arrange difform second sealant and the 3rd sealant as required at diverse location.
The utility model also proposed a kind of display unit, comprises the display floater described in above-mentioned any one.
Display unit in the utility model can be: any product or parts with Presentation Function such as Electronic Paper, mobile phone, panel computer, television set, notebook computer, DPF, navigator.
More than being described with reference to the accompanying drawings the technical solution of the utility model, having considered in the related, in the viewing area of display floater in order to ensure light transmission rate, being difficult to ensure that there is higher water isolating.By the technical scheme of the application, rationally can encapsulate display floater, at turning arranged outside water preventing ability and/or the water-absorbing material of viewing area, while ensure that viewing area light transmittance, alleviate outside moisture infiltration viewing area to impact its display performance, improve image display quality.
In the utility model, term " first ", " second ", " the 3rd " only for describing object, and can not be interpreted as instruction or hint relative importance.Term " multiple " refers to two or more, unless otherwise clear and definite restriction.
The foregoing is only preferred embodiment of the present utility model, be not limited to the utility model, for a person skilled in the art, the utility model can have various modifications and variations.All within spirit of the present utility model and principle, any amendment done, equivalent replacement, improvement etc., all should be included within protection range of the present utility model.
Claims (16)
1. a display floater, it is characterized in that, comprise: the first substrate be oppositely arranged and second substrate, described first substrate and described second substrate comprise viewing area and surround the packaging area of described viewing area, and in described first substrate and described second substrate, at least one is provided with the first sealant, the second sealant and the 3rd sealant;
Wherein, described first sealant is arranged at the side away from viewing area in packaging area, to define the outward flange of described packaging area;
Described second sealant is positioned at inside described first sealant, and is at least arranged at the outer peripheral areas at the turning of described viewing area;
Described 3rd sealant is positioned at inside described first sealant, fills the packaging area beyond described first sealant and described second sealant and viewing area;
Described first substrate and described second substrate seal bonding by described first sealant, the second sealant and the 3rd sealant;
Wherein, the material transmissivity of described 3rd sealant is greater than described second sealant; And the material water blocking rate of described second sealant is greater than described 3rd sealant, or the material water absorption rate of described second sealant is greater than described 3rd sealant.
2. display floater according to claim 1, is characterized in that,
Described second sealant and described 3rd sealant all connect with described first sealant, and described second sealant and described 3rd sealant connect.
3. display floater according to claim 1 and 2, is characterized in that,
Described second sealant is also arranged at the outer peripheral areas at the edge between every two adjacent corners in described viewing area.
4. display floater according to claim 3, is characterized in that,
Described second sealant being arranged at the outer peripheral areas at turning, described viewing area does not connect with described second sealant of the outer peripheral areas being arranged at edge, described viewing area.
5. display floater according to claim 1, it is characterized in that, described viewing area is rectangular area, described packaging area is the straight-flanked ring region surrounding described viewing area, described first sealant is formed as closed straight-flanked ring at described packaging area outward flange, four discrete parts that described second sealant is at least included in inside described first sealant, the periphery at four turnings, viewing area is formed.
6. display floater according to claim 5, is characterized in that, four discrete parts that described second sealant is also included in inside described first sealant, the periphery of the center edge portion of viewing area four edges is formed.
7. the display floater according to claim 5 or 6, is characterized in that, the length of described second sealant of every part is 1/5 to 1/20 of the viewing area side length be adjacent.
8. display floater according to claim 1, is characterized in that, described first sealant viscosity is greater than 100000Pa*s.
9. display floater according to claim 8, is characterized in that, the material of described first sealant comprises acrylic optical cement or epoxy resin.
10. display floater according to claim 1, is characterized in that, the viscosity of described second sealant is less than 5000Pa*s, and/or the viscosity of described 3rd sealant is less than 5000Pa*s.
11. display floaters according to claim 1, is characterized in that, the water blocking rate of described second sealant is greater than 80%.
12. display floaters according to claim 11, is characterized in that, the material of described second sealant comprises epoxy resin material.
13. display floaters according to claim 1, is characterized in that, the water absorption rate of described second sealant is greater than 80%.
14. display floaters according to claim 13, is characterized in that, the material of described second sealant comprises metal oxide.
15. display floaters according to claim 1, is characterized in that, described second sealant cross section is in a thickness direction triangle, fan-shaped, strip, L shape or inverted L-shaped.
16. 1 kinds of display unit, is characterized in that, comprise the display floater according to any one of claim 1 to 15.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520002706.1U CN204289542U (en) | 2015-01-04 | 2015-01-04 | Display floater and display unit |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520002706.1U CN204289542U (en) | 2015-01-04 | 2015-01-04 | Display floater and display unit |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204289542U true CN204289542U (en) | 2015-04-22 |
Family
ID=52872674
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201520002706.1U Withdrawn - After Issue CN204289542U (en) | 2015-01-04 | 2015-01-04 | Display floater and display unit |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN204289542U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104505470A (en) * | 2015-01-04 | 2015-04-08 | 京东方科技集团股份有限公司 | Display panel, manufacturing method thereof and display device |
-
2015
- 2015-01-04 CN CN201520002706.1U patent/CN204289542U/en not_active Withdrawn - After Issue
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104505470A (en) * | 2015-01-04 | 2015-04-08 | 京东方科技集团股份有限公司 | Display panel, manufacturing method thereof and display device |
| WO2016107038A1 (en) * | 2015-01-04 | 2016-07-07 | 京东方科技集团股份有限公司 | Display panel, fabricating method therefor and display device |
| US9761826B2 (en) | 2015-01-04 | 2017-09-12 | Boe Technology Group Co., Ltd. | Display panel and method of manufacturing the same, and display device |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| AV01 | Patent right actively abandoned | ||
| AV01 | Patent right actively abandoned |
Granted publication date: 20150422 Effective date of abandoning: 20171208 |