CN206396112U - Rupture pressure disc in a kind of electronic display - Google Patents
Rupture pressure disc in a kind of electronic display Download PDFInfo
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- CN206396112U CN206396112U CN201621224360.0U CN201621224360U CN206396112U CN 206396112 U CN206396112 U CN 206396112U CN 201621224360 U CN201621224360 U CN 201621224360U CN 206396112 U CN206396112 U CN 206396112U
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- pressure disc
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Abstract
Rupture pressure disc in a kind of electronic display, it is related to photovoltaic technical field, including the first optical thin film base material, the second optical thin film base material, the upper surface of first optical thin film base material is coated with the first acrylic acid glue-line, the lower surface of second optical thin film base material makees Surface hardening treatment, form the hardened layer of printable conductive material, the upper surface of the lower surface of first optical thin film base material and/or the second optical thin film base material coats the second acrylic acid glue-line, and the first optical thin film base material and the second optical thin film base material are fitted to together by the second acrylic acid glue-line.In the electronic display rupture pressure disc flexibility it is good, with splendid docile performance and higher tack can be used for 2.5D and 3D Curved screens in it is explosion-proof.
Description
Technical field
The utility model is related to photovoltaic technical field, rupture pressure disc in more particularly to a kind of electronic display.
Background technology
With the popularization of electronic product, each middle electronic product, such as mobile phone, tablet personal computer gos deep into huge numbers of families, become
The indispensable part of daily life, camber display screen and flexible display screen start to be pushed into market, display module in recent years
The requirement of the TP cover plates on surface also more and more thinner, in order to prevent TP glass fragmentation faceds from splashing, TP rupture pressure discs become indispensable.
Interior rupture pressure disc on the market is essentially rupture pressure disc in feature at present, typically uses thicker polyester film, surface
Hardening coat processing is done, but such a interior explosion-proof film base material is thick, very property is good, even if hot bending still easily warps during for Curved screen.
Utility model content
The technical problems to be solved in the utility model is：There is provided a kind of flexibility it is good, with splendid docile performance and higher
The interior rupture pressure disc available for 2.5D and 3D Curved screens of viscosity.
In order to solve the above-mentioned technical problem, the utility model is adopted the following technical scheme that：It is explosion-proof in a kind of electronic display
Film, including the first optical thin film base material, the second optical thin film base material, the upper surface of the first optical thin film base material are coated with
One acrylic acid glue-line, the lower surface of the second optical thin film base material makees Surface hardening treatment, forms printable conductive material
The upper surface of hardened layer, the lower surface of the first optical thin film base material and/or the second optical thin film base material coats the second propylene
Sour glue-line, the first optical thin film base material and the second optical thin film base material are fitted to together by the second acrylic acid glue-line.
Wherein, the first acrylate glue layer surface is compounded with one layer of mould release membrance.
Further, the hardened layer surface recombination has one layer of PE Electrostatic Absorption film.
Further, the first acrylic acid glue-line is made of anacidity acrylate pressure sensitive adhesive.
Further, the thickness of the first acrylic acid glue-line is more than the thickness of the second acrylic acid glue-line.
It is preferred that, the first optical thin film base material and the second optical thin film base material are that thickness is 23 μm of PET film.
Further, the thickness of the second acrylic acid glue-line is 3-4 μm.
Further, the gross thickness of rupture pressure disc is 75 μm in the electronic display.
Further, light transmittance >=92.5% of the PET film, the PET film surface treated cause a dyne value >=
52, light transmittance >=93%, viscosity ＞ 2000gf/in, the mist degree ＜ 0.3% of the anacidity acrylate pressure sensitive adhesive.
Further, the hardened layer is to carry out Coating layers of the Hard, the Hard of UV solidifications on PET film surface
Coating layers of hardness >=1H.
Compared with structure of the rupture pressure disc in existing display screen using individual layer thick polyester film, the electricity that the utility model is provided
Rupture pressure disc uses multi-layer compound structure in sub- display screen, by straight between the first optical thin film base material and the second optical thin film base material
Connect coating the second acrylic acid glue-line fit to together, the first optical thin film base material and the second optical thin film base material gross thickness more
Interior rupture pressure disc on the premise of thin still than existing single layer structure obtains more preferable explosion-proof effect, and the multi-layer compound structure
Interior rupture pressure disc is also more soft compared to single-layer polyester film, and the first optical thin film substrate upper surface directly coats the first acrylic acid glue-line
Interior rupture pressure disc of being more convenient for is fitted with TP cover plates（Existing interior rupture pressure disc is needed first to fit with OCA optical adhesive tapes, and TP lids are then pasted again
Plate）, more importantly it is that the interior rupture pressure disc that the utility model is provided is due to using multi-layer compound structure, internal stress when it bends
It is smaller（Internal stress more I reduces the requirement to adhesive layer bonding force, so that it is preferably viscous to ensure that interior rupture pressure disc and cover plate have
Connect effect）, have preferably conformable when explosion-proof in for Curved screen, be not in that rupture pressure disc warps the feelings separated with cover plate
Condition.
Brief description of the drawings
Fig. 1 is the overall structure diagram of embodiment of the present utility model；
In figure：
1 --- the first optical thin film base material 2 --- second optical thin film base material
3 --- the first acrylic acid glue-line 4 --- hardened layers
5 --- the second acrylic acid glue-line 6 --- mould release membrances
7 --- PE Electrostatic Absorption films.
Embodiment
For the ease of the understanding of those skilled in the art, further is made to the utility model with reference to embodiment and accompanying drawing
Explanation, the content that embodiment is referred to not to it is of the present utility model limit.
In description of the present utility model, it is to be understood that term " upper surface ", " lower surface ", " between " etc. refer to
The orientation or position relationship shown is all based on orientation shown in the drawings or position relationship, and so statement is merely to make this practicality new
The description of type more simply, conveniently, rather than indicates or implied that institute's finger must have specific orientation, with specific orientation structure
Make and operate.Term " first ", " second " etc. be only used for describe purpose, and it is not intended that indicate or imply relative importance or
The implicit quantity for indicating indicated technical characteristic of person.
As shown in figure 1, rupture pressure disc in a kind of electronic display, including the first optical thin film base material 1, the second optical thin film base
Material 2, the upper surface of the first optical thin film base material 1 is coated with the first acrylic acid glue-line 3, the lower surface of the second optical thin film base material 2
Make Surface hardening treatment, form the hardened layer 4 of printable conductive material, the lower surface and/or second of the first optical thin film base material 1
The upper surface of optical thin film base material 2 coats the second acrylic acid glue-line 5, the first optical thin film base material 1 and the second optical thin film base material 2
Fitted to together by the second acrylic acid glue-line 5.
Compared with structure of the rupture pressure disc in existing display screen using individual layer thick polyester film, the electricity that above-described embodiment is provided
Rupture pressure disc uses multi-layer compound structure in sub- display screen, passes through between the first optical thin film base material 1 and the second optical thin film base material 2
Directly the second acrylic acid glue-line 5 of coating is fitted to together, in the total of the first optical thin film base material 1 and the second optical thin film base material 2
Interior rupture pressure disc on the premise of thickness is thinner still than existing single layer structure obtains more preferable explosion-proof effect, and the MULTILAYER COMPOSITE
The interior rupture pressure disc of structure is also more soft compared to single-layer polyester film, and the upper surface of the first optical thin film base material 1 directly coats the one the third
The interior rupture pressure disc of being more convenient for of olefin(e) acid glue-line 3 is fitted with TP cover plates（Existing interior rupture pressure disc needs first to fit with OCA optical adhesive tapes, then
TP cover plates are pasted again）, more importantly it is that above-mentioned interior rupture pressure disc is due to using multi-layer compound structure, and internal stress is smaller when it bends
（Internal stress more I reduces the requirement to adhesive layer bonding force, so as to ensure that interior rupture pressure disc has preferably Nian Jie effect with cover plate
Really）, have preferably conformable when explosion-proof in for Curved screen, be not in that rupture pressure disc warps situation about being separated with cover plate.
Further, in the embodiment shown in fig. 1, the surface of the first acrylic acid glue-line 3 is also compounded with one layer of mould release membrance 6,
The surface of hardened layer 4 is also compounded with one layer of PE Electrostatic Absorptions film 7.This can be allowed in the surface recombination mould release membrance 6 of the first acrylic acid glue-line 3
Interior rupture pressure disc cutting processing and production and application are more convenient, during laminating TP cover plates, directly take mould release membrance 6 off；And in hardened layer 4
The purpose of surface recombination PE Electrostatic Absorptions film 7 is mainly used for protecting the surface of hardened layer 4 not scratched, polluted, and is also more convenient for pair
Rupture pressure disc carries out cutting processing.
In the above-described embodiments, it is preferred that the first acrylic acid glue-line 3 is made of anacidity acrylate pressure sensitive adhesive.Anacidity third
Olefin(e) acid pressure sensitive adhesive refers to that acid number is extremely low or the acrylate pressure sensitive adhesive of anacidity addition, and first is made using anacidity acrylate pressure sensitive adhesive
Acrylic acid glue-line 3 can avoid the corrosion to printed circuit containing sour glue.
Preferably, in electronic display in rupture pressure disc, the thickness of the first acrylic acid glue-line 3 is more than second shown in Fig. 1
The thickness of acrylic acid glue-line 5.In above-mentioned electronic display in rupture pressure disc, the first acrylic acid glue-line 3 is used for the TP with Curved screen
Cover plate is fitted, when rupture pressure disc is bent, and Inner extrusion shape is between the first optical thin film base material 1 and the second optical thin film base material 2
Situation about separating comparatively is less prone between state, i.e. the first optical thin film base material 1 and the second optical thin film base material 2, therefore
During actual production, ensureing between the first optical thin film base material 1 and the second optical thin film base material 2 on the premise of adhesive property, the
The thickness of diacrylate glue-line 5 should be thin as best one can, and due to when rupture pressure disc is bent, the upper surface of the first optical thin film base material 1
Stress is maximum, therefore the bonding force needed between the first optical thin film base material 1 and TP cover plates is bigger, therefore the first acrylic acid glue-line 3
Thickness needs the thickness more than the second acrylic acid glue-line 5.
It is preferred that, in the above-described embodiments, the first optical thin film base material 1 and the second optical thin film base material 2 are that thickness is
23 μm of PET film.The thickness for the polyester film base material that interior rupture pressure disc on current market is used is mostly in 50-100 μm, this reality
With new very thin by one layer for 23 μm of PET film by using double-thickness（The thickness of second acrylic acid glue-line 5 reaches 3 μ
M can meet use demand）The second acrylic acid glue-line 5 fit to together, the gross thickness of trilaminate material can control 50 μm with
It is interior, and its explosion-proof performance can be substantially suitable with 70 μm of polyester film base material, and the polyester film base material compared to 70 μm, this
The flexibility of utility model is also obviously improved.
In the above-described embodiments, the thickness of the second acrylic acid glue-line 5 is 3-4 μm.As previously described, the first optics is being ensured
Between the optical thin film base material 2 of film substrate 1 and second on the premise of adhesive property, the thickness of the second acrylic acid glue-line 5 should use up
Measure it is thin, and electronic product it is lightening be market development trend, this also requires that the thickness of the interior rupture pressure disc as accessory is got over
Bao Yue is good（Certainly also not covet lightening, basic explosion prevention function requirement should be met first）, consider at present
The curvature of Curved screen on the market, in the first optical thin film base material 1 and the second optical thin film base material 2 using 23 μm of PET films
Under the premise of, the thickness of the second acrylic acid glue-line 5 reaches that 3-4 μm can meet use demand.
In the above-described embodiments, the gross thickness of rupture pressure disc is 75 μm in the electronic display, removes mould release membrance 4 and PE electrostatic
The thickness of adsorbed film 7（Mould release membrance 4 and PE Electrostatic Absorptions film 7 will finally be taken off）, rupture pressure disc is actual in above-mentioned electronic display
The gross thickness in screen is affixed at 60-65 μm or so；It is preferred that, light transmittance >=92.5% of above-mentioned PET film, the PET film is through table
Face, which is handled, causes dyne a value >=52, light transmittance >=93%, viscosity ＞ 2000gf/in, the mist degree ＜ of preceding fast anacidity acrylate pressure sensitive adhesive
0.3%, also light auxiliary agent powder can be added in this layer of glue according further to use requirement and ultraviolet and blue light are absorbed, it is real
Now protect the function of eyesight；It is also preferred that hardened layer 4 is to carry out Coating layers of the Hard of UV solidifications on PET film surface,
Coating layers of Hard hardness >=1H.
Above-described embodiment is the utility model preferably implementation, and in addition, the utility model can be with other sides
Formula realizes that any obvious replacement is in protection model of the present utility model on the premise of the technical program design is not departed from
Within enclosing.
In order to allow those of ordinary skill in the art more easily understand the utility model relative to prior art improvement it
Place, some accompanying drawings of the present utility model and description have been simplified, and for the sake of clarity, present specification is omitted one
A little other elements, those of ordinary skill in the art should be aware that these elements omitted also may make up in of the present utility model
Hold.
Claims (10)
1. rupture pressure disc in a kind of electronic display, it is characterised in that：Including the first optical thin film base material (1), the second optical thin film
Base material (2), the upper surface of the first optical thin film base material (1) is coated with the first acrylic acid glue-line (3), and described second is optically thin
The lower surface of film base material (2) makees Surface hardening treatment, forms the hardened layer (4) of printable conductive material, described first is optically thin
The upper surface of the lower surface of film base material (1) and/or the second optical thin film base material (2) coats the second acrylic acid glue-line (5), and described the
One optical thin film base material (1) and the second optical thin film base material (2) are fitted to together by the second acrylic acid glue-line (5).
2. rupture pressure disc in electronic display according to claim 1, it is characterised in that：The first acrylic acid glue-line (3)
Surface recombination has one layer of mould release membrance (6).
3. rupture pressure disc in electronic display according to claim 2, it is characterised in that：Hardened layer (4) surface recombination
There is one layer of PE Electrostatic Absorptions film (7).
4. rupture pressure disc in electronic display according to claim 3, it is characterised in that：The first acrylic acid glue-line (3)
It is made of anacidity acrylate pressure sensitive adhesive.
5. rupture pressure disc in electronic display according to claim 3, it is characterised in that：The first acrylic acid glue-line (3)
Thickness be more than the second acrylic acid glue-line (5) thickness.
6. rupture pressure disc in electronic display according to claim 4, it is characterised in that：The first optical thin film base material
And the second optical thin film base material (2) is that thickness is 23 μm of PET film (1).
7. rupture pressure disc in electronic display according to claim 6, it is characterised in that：The second acrylic acid glue-line (5)
Thickness be 3-4 μm.
8. rupture pressure disc in electronic display according to claim 7, it is characterised in that：Rupture pressure disc in the electronic display
Gross thickness be 75 μm.
9. rupture pressure disc in electronic display according to claim 8, it is characterised in that：The light transmittance of the PET film >=
92.5%, the PET film surface treated causes dyne value >=52, the light transmittance of the anacidity acrylate pressure sensitive adhesive >=
93%th, viscosity ＞ 2000gf/in, mist degree ＜ 0.3%.
10. rupture pressure disc in electronic display according to claim 9, it is characterised in that：The hardened layer (4) is in PET
Film surface carries out Coating layers, described Hard Coating layers of the Hard of UV solidifications hardness >=1H.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621224360.0U CN206396112U (en) | 2016-11-15 | 2016-11-15 | Rupture pressure disc in a kind of electronic display |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621224360.0U CN206396112U (en) | 2016-11-15 | 2016-11-15 | Rupture pressure disc in a kind of electronic display |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206396112U true CN206396112U (en) | 2017-08-11 |
Family
ID=59508407
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201621224360.0U Active CN206396112U (en) | 2016-11-15 | 2016-11-15 | Rupture pressure disc in a kind of electronic display |
Country Status (1)
| Country | Link |
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| CN (1) | CN206396112U (en) |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110144177A (en) * | 2019-05-20 | 2019-08-20 | 深圳市格莱特印刷材料有限公司 | Antiexplosion adhesive and preparation method thereof for 3D curved surface touch screen |
| CN110377185A (en) * | 2019-08-08 | 2019-10-25 | 业成科技（成都）有限公司 | The applying method of curved surface cover board and display panel, display screen and electronic equipment |
| CN111019542A (en) * | 2019-10-28 | 2020-04-17 | 深圳昌茂粘胶新材料有限公司 | Mute black mobile phone internal explosion-proof membrane material and preparation method thereof |
| CN112266738A (en) * | 2020-11-03 | 2021-01-26 | 九五防护科技(东莞)有限公司 | Multifunctional explosion-proof optical adhesive film |
| CN112470447A (en) * | 2018-06-12 | 2021-03-09 | 深圳市柔宇科技股份有限公司 | Flexible display screen cover plate, preparation method thereof and display screen |
-
2016
- 2016-11-15 CN CN201621224360.0U patent/CN206396112U/en active Active
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112470447A (en) * | 2018-06-12 | 2021-03-09 | 深圳市柔宇科技股份有限公司 | Flexible display screen cover plate, preparation method thereof and display screen |
| CN110144177A (en) * | 2019-05-20 | 2019-08-20 | 深圳市格莱特印刷材料有限公司 | Antiexplosion adhesive and preparation method thereof for 3D curved surface touch screen |
| CN110377185A (en) * | 2019-08-08 | 2019-10-25 | 业成科技（成都）有限公司 | The applying method of curved surface cover board and display panel, display screen and electronic equipment |
| CN110377185B (en) * | 2019-08-08 | 2022-09-20 | 业成科技（成都）有限公司 | Method for attaching curved cover plate and display panel, display screen and electronic equipment |
| CN111019542A (en) * | 2019-10-28 | 2020-04-17 | 深圳昌茂粘胶新材料有限公司 | Mute black mobile phone internal explosion-proof membrane material and preparation method thereof |
| CN112266738A (en) * | 2020-11-03 | 2021-01-26 | 九五防护科技(东莞)有限公司 | Multifunctional explosion-proof optical adhesive film |
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