CN206367230U - Graphene composite film with high anti-seismic shock-absorbing capacity - Google Patents
Graphene composite film with high anti-seismic shock-absorbing capacity Download PDFInfo
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- CN206367230U CN206367230U CN201720046374.6U CN201720046374U CN206367230U CN 206367230 U CN206367230 U CN 206367230U CN 201720046374 U CN201720046374 U CN 201720046374U CN 206367230 U CN206367230 U CN 206367230U
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- foamed cotton
- composite film
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Abstract
The utility model provides a kind of graphene composite film with high anti-seismic shock-absorbing capacity, and it includes graphene layer, foamed cotton layer and copper foil layer.The first adhesive layer is provided with the top surface of graphene layer, the second adhesive layer is provided with the bottom surface of graphene layer, the adhesive layer of underrun first of foamed cotton layer is arranged on the top surface of graphene layer, the top surface of copper foil layer is arranged on the bottom surface of graphene layer by the second adhesive layer, and the 3rd adhesive layer for being pasted and fixed on composite membrane of the present utility model on external electronic device is provided with the bottom surface of copper foil layer；Wherein, foamed cotton layer is two-layer compound foamed cotton layer, including insulation foam is layered and high resiliency foam is layered.The utility model improves the shock resistance of composite membrane of the present utility model by the setting of foamed cotton layer.
Description
Technical field
The utility model is related to heat sink material technical field, more particularly to a kind of graphene with high anti-seismic shock-absorbing capacity
Composite membrane.
Background technology
With the development of modern technologies, miniaturization, the continuous improvement of chip dominant frequency of electronic device, function increasingly strengthens,
The power consumption of one single chip gradually increases, and causes heat flow density drastically to increase.And once the operating ambient temperature of electronic device is too high,
The job insecurity of electronic device can then be caused, even failed.
In the prior art, the graphene composite film using metal level as basalis is mostly used to dissipate electronic product
Heat, but such composite membrane for mobile phone when radiating, because one side is secured on the electronic component in mobile phone,
Another side is then the lower section for being located at mobile phone screen, and is contacted with mobile phone screen.This has been resulted in when user uses mobile phone, due to
The resistance to compression antidetonation of screen is relatively low so that be possible to have water ripples generation when pressing screen, so as to influence the use body of user
Test, and the service life of mobile phone screen may be lowered.
Therefore, it is desirable to provide a kind of graphene composite film with high anti-seismic shock-absorbing capacity, to solve above-mentioned technical problem.
Utility model content
The utility model provides a kind of graphene with high anti-seismic shock-absorbing capacity that can prevent water ripples from occurring and is combined
Film, to solve the problem of composite membrane anti-seismic performance of the prior art is not good.
In order to solve the above technical problems, the technical solution of the utility model is a kind of graphite with high anti-seismic shock-absorbing capacity
Alkene composite membrane, it is characterised in that including：
It is provided with the first adhesive layer, the bottom surface of the graphene layer and sets on graphene layer, the top surface of the graphene layer
It is equipped with the second adhesive layer；
Foamed cotton layer, the first adhesive layer described in the underrun of the foamed cotton layer is arranged on the top surface of the graphene layer；
Copper foil layer, the top surface of the copper foil layer is arranged on the bottom surface of the graphene layer by second adhesive layer,
It is provided with the bottom surface of the copper foil layer for the graphene composite film with high anti-seismic shock-absorbing capacity to be pasted and fixed on
The 3rd adhesive layer on external electronic device；
Wherein, the foamed cotton layer is two-layer compound foamed cotton layer, and the foamed cotton layer includes the layering of insulation foam and high-elastic sex vesicle
Cotton is layered, and the insulation foam layering is arranged on the top surface of the graphene layer by first adhesive layer, described high-elastic
Sex vesicle cotton be stratified and set on it is described insulation foam layering top surface, the thickness of the foamed cotton layer between 0.05-0.5 millimeters,
And the thickness of the high resiliency foam layering is more than the thickness of the insulation foam layering.
In the utility model, the insulation foam is layered as the layering of KOREL foams, and the high resiliency foam is layered as
EPE foams are layered.
In the utility model, the number of plies of the graphene layer is 1-50 layers, the thickness of the graphene layer between
Between 0.002-0.05 millimeters.
In the utility model, the thickness of the copper foil layer is between 0.005-0.1 millimeters, first adhesive layer
Thickness, second adhesive layer and the 3rd adhesive layer thickness it is equal, and between 0.002-0.05 millimeters.
In the utility model, first adhesive layer, second adhesive layer and the 3rd adhesive layer are double faced adhesive tape.
In the utility model, first adhesive layer and second adhesive layer are epoxy resin layer, the 3rd glue
Adhesion coating is silicone resin layer.
The utility model is compared to prior art, its advantage：By additionally setting one in the top of graphene layer
Layer foamed cotton layer, can just be absorbed so when composite membrane is collided by foamed cotton layer to external force, and this is allowed for this
The composite membrane of utility model is pasted on the electronic devices, during such as interior of mobile phone, can improve the shock resistance of the electronic device, so that
Reach the beneficial effect for improving product service life.
Brief description of the drawings
Fig. 1 is the structural representation of the graphene composite film of the present utility model with high anti-seismic shock-absorbing capacity.
The title of the respective digital representated by numeral in figure：10th, graphene layer, 20, foamed cotton layer, 21, insulation foam point
Layer, 22, the layering of high resiliency foam, 30, copper foil layer, the 41, first adhesive layer, the 42, second adhesive layer, the 43, the 3rd adhesive layer.
Embodiment
Below in conjunction with the accompanying drawing in the utility model embodiment, the technical scheme in the utility model embodiment is carried out
Clearly and completely describe, it is clear that described embodiment is only a part of embodiment of the utility model, rather than whole
Embodiment.Based on the embodiment in the utility model, those skilled in the art are obtained under the premise of creative work is not made
The every other embodiment obtained, belongs to the scope of the utility model protection.
In figure, the similar unit of structure is represented with identical label.
Fig. 1 is refer to, wherein Fig. 1 is the structure of the graphene composite film of the present utility model with high anti-seismic shock-absorbing capacity
Schematic diagram.
Graphene composite film of the present utility model with high anti-seismic shock-absorbing capacity include graphene layer 10, foamed cotton layer 20,
Copper foil layer 30, the first adhesive layer 41, the second adhesive layer 42 and the 3rd adhesive layer 43.
Wherein, it is provided with the top surface of graphene layer 10 on first adhesive layer 41, the bottom surface of graphene layer 10 and is provided with
Two adhesive layers 42, the first adhesive layer of underrun 41 of foamed cotton layer 20 is arranged on the top surface of graphene layer 10, copper foil layer 30
Top surface is arranged on the bottom surface of graphene layer 10 by the second adhesive layer 42.
And the 3rd adhesive layer 43 is arranged on the bottom surface of copper foil layer 30 so that of the present utility model that there is high anti-seismic buffering
The graphene composite film of performance can be pasted onto by the 3rd adhesive layer 43 and can be distributed on the electronic component of heat, so as to be reached for
The electronic component for distributing heat accelerates the purpose of radiating.
In the utility model, graphene layer 10 is made up of purity of 99.5% high purity graphite alkene, and graphite
The specific surface area of alkene layer 10 is more than 40m2/ g, and specific surface area is bigger, radiating effect is better, and graphene is compared to graphite
For, the also advantage of relative low price.
Also, in view of factors such as composite membrane thermal diffusivity, durability and economy, consider the layer of lower graphene layer 11
Number is 1-50 layers, and thickness is then optimal between 0.002-0.05 millimeters.
In the bottom surface copper foil layer 30 of graphene layer 10 because copper foil have good calenderability, can be made it is very thin
Thin slice, and heat conductivility is good, after copper foil layer 30 and graphene layer 10 are pasted together, can both improve the effect of radiating
Rate, can play a part of carrier supported by copper foil layer 30 to graphene layer 10 again.
And in order to be able to allow copper foil layer 30 to play a part of carrier supported, the thickness of copper foil layer 30 is between 0.005-
Between 0.1 millimeter.
Foamed cotton layer 20 is pasted in the top surface of graphene layer 10, if because graphene layer 10 is chronically exposed to external environment condition
When, graphene layer 10 is just likely to by physical factor or chemical factor damage, and is once damaged, then can reduce originally being preferable to carry out
The thermal conductivity of example, causes the decline of heat dispersion, therefore the foamed cotton layer 20 with comfort cushioning is arranged on into graphene layer 10
Upper surface, be to graphene layer 10 one kind protection, be also to electronic device one kind protection.
Moreover, when composite membrane of the present utility model is bonded on the device of mobile phone heat production by the 3rd adhesive layer 43, such as hand
During movement piece, in order to prevent the composite membrane contacted with display panel from can produce the electric current produced by chip to display panel
Raw influence, then need to prevent electric current from producing influence to display panel by the setting of the foamed cotton layer 20 with insulating properties.
So, foamed cotton layer 20 is two-layer compound foamed cotton layer, including insulate foam layering 21 and high resiliency foam layering 22, absolutely
The layering of edge foam layering 21 is arranged on the top surface of graphene layer 10 by the first adhesive layer 41, and high resiliency foam layering 22 is set
In the top surface of insulation foam layering 21, wherein insulation foam layering 21 is the layering of KOREL foams, i.e. microvoid polyurethane foam point
Layer, high resiliency foam layering 22 is that EPE foams are layered, you can the foam layering of hair property polyethylene.
Also, the thickness of foamed cotton layer 20 is between 0.05-0.5 millimeters, the thickness of high resiliency foam layering 22 is more than absolutely
Edge foam layering 21, so that composite membrane has good shock resistance.
So allow for that, when the composite membrane is used for mobile phone radiating, both electric current can be prevented by insulating foam layering 21
Interference to mobile phone screen display, can be layered 22 by high resiliency foam again so that user is when pressing mobile phone screen, screen
22 cushioning effect is layered by high resiliency foam, so as to avoid having the appearance of water ripples on mobile phone screen.
In the utility model, the thickness of the first adhesive layer 41 is between 0.002-0.05 millimeters, the second adhesive layer 42
Thickness between 0.002-0.05 millimeters, the thickness of the 3rd adhesive layer 43 is between 0.002-0.05 millimeters, and
One adhesive layer 41, the second adhesive layer 42 and the 3rd adhesive layer 43 are double faced adhesive tape.
In the utility model, it can be identical that the first adhesive layer 41, the second adhesive layer 42 and the 3rd adhesive layer 43, which are,
It can also differ, i.e. the first adhesive layer 41, the second adhesive layer 42 and the 3rd adhesive layer 43 can be epoxy resin, phenolic aldehyde
Resin, Lauxite, melamine-formaldehyde resin, acrylic resin, organic siliconresin, furane resins, unsaturated polyester (UP), polyamides
Imines, polybenzimidazoles, phenolic aldehyde-Pioloform, polyvinyl acetal, phenolic aldehyde-polyamide, phenolic aldehyde-epoxy resin or epoxy-polyamides
Any one in amine.
Also, the first adhesive layer 41 and the second adhesive layer 42 preferably use epoxy resin, be conducive to bonding between composite membrane
Fastness；3rd adhesive layer 43 then preferably uses organic siliconresin, is conducive to composite membrane to be pasted onto fast when on electronic component
Speed heat absorption.
The utility model is compared to prior art, its advantage：By additionally setting one in the top of graphene layer
Layer foamed cotton layer, can just be absorbed so when composite membrane is collided by foamed cotton layer to external force, and this is allowed for this
The composite membrane of utility model is pasted on the electronic devices, during such as interior of mobile phone, can improve the shock resistance of the electronic device, so that
Reach the beneficial effect for improving product service life.
In summary, although the utility model is disclosed above with preferred embodiment, but above preferred embodiment is not used
To limit the utility model, one of ordinary skill in the art is not departing from spirit and scope of the present utility model, can made
Various changes are defined with retouching, therefore protection domain of the present utility model by the scope that claim is defined.
Claims (6)
1. a kind of graphene composite film with high anti-seismic shock-absorbing capacity, it is characterised in that including：
It is provided with the first adhesive layer, the bottom surface of the graphene layer and is provided with graphene layer, the top surface of the graphene layer
Second adhesive layer；
Foamed cotton layer, the first adhesive layer described in the underrun of the foamed cotton layer is arranged on the top surface of the graphene layer；
Copper foil layer, the top surface of the copper foil layer is arranged on the bottom surface of the graphene layer by second adhesive layer, described
It is provided with the bottom surface of copper foil layer external for the graphene composite film with high anti-seismic shock-absorbing capacity to be pasted and fixed on
The 3rd adhesive layer on electronic device；
Wherein, the foamed cotton layer is two-layer compound foamed cotton layer, and the foamed cotton layer includes the layering of insulation foam and high resiliency foam point
Layer, the insulation foam layering is arranged on the top surface of the graphene layer by first adhesive layer, the high-elastic sex vesicle
Cotton be stratified and set on it is described insulation foam layering top surface, the thickness of the foamed cotton layer between 0.05-0.5 millimeters, and
The thickness of the high resiliency foam layering is more than the thickness of the insulation foam layering.
2. the graphene composite film according to claim 1 with high anti-seismic shock-absorbing capacity, it is characterised in that the insulation
Foam is layered as the layering of KOREL foams, and the high resiliency foam is layered as the layering of EPE foams.
3. the graphene composite film according to claim 1 with high anti-seismic shock-absorbing capacity, it is characterised in that the graphite
The number of plies of alkene layer is 1-50 layers, and the thickness of the graphene layer is between 0.002-0.05 millimeters.
4. the graphene composite film according to claim 1 with high anti-seismic shock-absorbing capacity, it is characterised in that the copper foil
The thickness of layer is between 0.005-0.1 millimeters, the thickness of first adhesive layer, second adhesive layer and the described 3rd
The thickness of adhesive layer is equal, and between 0.002-0.05 millimeters.
5. the graphene composite film according to claim 4 with high anti-seismic shock-absorbing capacity, it is characterised in that described first
Adhesive layer, second adhesive layer and the 3rd adhesive layer are double faced adhesive tape.
6. the graphene composite film according to claim 5 with high anti-seismic shock-absorbing capacity, it is characterised in that described first
Adhesive layer and second adhesive layer are epoxy resin layer, and the 3rd adhesive layer is silicone resin layer.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720046374.6U CN206367230U (en) | 2017-01-13 | 2017-01-13 | Graphene composite film with high anti-seismic shock-absorbing capacity |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720046374.6U CN206367230U (en) | 2017-01-13 | 2017-01-13 | Graphene composite film with high anti-seismic shock-absorbing capacity |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206367230U true CN206367230U (en) | 2017-08-01 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201720046374.6U Expired - Fee Related CN206367230U (en) | 2017-01-13 | 2017-01-13 | Graphene composite film with high anti-seismic shock-absorbing capacity |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107554017A (en) * | 2017-08-28 | 2018-01-09 | 京东方科技集团股份有限公司 | Flexible compound film and preparation method thereof and display device |
| CN109148524A (en) * | 2018-08-13 | 2019-01-04 | 武汉华星光电半导体显示技术有限公司 | A kind of OLED display panel and display device |
| CN109548372A (en) * | 2018-08-28 | 2019-03-29 | 华为机器有限公司 | A kind of composite heat conduction film, plug-in module, radiator and electronic product |
-
2017
- 2017-01-13 CN CN201720046374.6U patent/CN206367230U/en not_active Expired - Fee Related
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107554017A (en) * | 2017-08-28 | 2018-01-09 | 京东方科技集团股份有限公司 | Flexible compound film and preparation method thereof and display device |
| CN109148524A (en) * | 2018-08-13 | 2019-01-04 | 武汉华星光电半导体显示技术有限公司 | A kind of OLED display panel and display device |
| CN109548372A (en) * | 2018-08-28 | 2019-03-29 | 华为机器有限公司 | A kind of composite heat conduction film, plug-in module, radiator and electronic product |
| CN109548372B (en) * | 2018-08-28 | 2021-01-05 | 华为机器有限公司 | Composite heat-conducting film, plug-in module, radiator and electronic product |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CP03 | Change of name, title or address |
Address after: 518000 Guangdong province Shenzhen City Pingshan Kengzi Jinsha Street Community Joint Industrial Zone No. 5 Patentee after: SHENZHEN LAIBIDE TECHNOLOGY Co.,Ltd. Address before: 518000 Shenzhen, Shenzhen, Guangdong, Shenzhen city Baoan District Songgang Street Red Star Community Datian Industrial Zone Songgang East Road, No. 2 third floor C3 Patentee before: SHENZHEN LAIBIDE ELECTRONIC MATERIALS CO.,LTD. |
|
| CP03 | Change of name, title or address | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20170801 Termination date: 20220113 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |