CN206783583U - A kind of graphene heat dissipation film - Google Patents
A kind of graphene heat dissipation film Download PDFInfo
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- CN206783583U CN206783583U CN201720126369.6U CN201720126369U CN206783583U CN 206783583 U CN206783583 U CN 206783583U CN 201720126369 U CN201720126369 U CN 201720126369U CN 206783583 U CN206783583 U CN 206783583U
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Abstract
The utility model discloses a kind of graphene heat dissipation film, including：First PET film layer, the first PET film layer lower end is provided with the first insulating barrier, the first insulating barrier lower end is provided with the first glue-line, the first glue-line lower end is provided with graphene heat dissipating layer, the graphene heat dissipating layer lower end is provided with the second glue-line, the second glue-line lower end is provided with the second insulating barrier, the second insulating barrier lower end is provided with the second PET film layer, the second PET film layer lower end is provided with the 3rd glue-line, the 3rd glue-line lower end is provided with release layer, and the thickness of the graphene heat dissipating layer is 300 500 microns.The utility model design is easy, heat transfer is carried out by graphene heat dissipating layer, release layer makes graphene heat dissipation film can be with folded for storage, it is easy to use, first PET film layer, the second PET film layer have increased considerably the impact strength and toughness of heat dissipation film, enable graphene heat dissipation film for a long time using and will not cause to damage, add the service life of graphene heat dissipation film, saved resource.
Description
Technical field
It the utility model is related to interface heat sink material technical field, more particularly to a kind of graphene heat dissipation film.
Background technology
With the continuous progress of science and technology, number of electronic products of the people required in life is also more and more, electronics production
For product convenient for people's life band two while, quality, the volume of itself are also constantly to reduce, and original electronic product dissipates
Hot function is poor, so angle is easily damaged, part electronic product carries out heat conduction and heat radiation, especially copper and aluminium by metal afterwards,
Although the thermal conductivity factor of copper is high, weight is big, it is oxidizable etc. limit its application, and the thermal conductivity factor of aluminium is not high, very
Difficulty meets the needs of existing product is to heat conduction and heat radiation.
Graphene heat dissipation film, is a kind of brand-new heat conduction and heat radiation material, specific surface area 2630m2/g；Carrier mobility is most
It is high：200,000 cm2/Vs (100 times of silicon) at room temperature, 1,000,000 cm2/Vs of theory；Current density patience is maximum：It is expected to reach 200,000,000 A/
cm2；Maximum intensity is most hard：Breakdown strength 42N/m, thermal conductivity highest：3000-5000W/mK is copper more than 13 times.Thus may be used
See, for graphene compared with traditional heat-dissipating material, its quick conductive characteristic will cause graphene with quick heat radiating characteristic
As splendid heat sink material；Through retrieval, the U of mandate Publication No. CN 204316940 of Chinese patent, application number：
201520040806.3；Denomination of invention：A kind of graphene heat dissipation film；A kind of graphene heat dissipation film is disclosed, including：From top to bottom according to
Graphene heat dissipating layer, silicone pressure sensitive glue-line, the off-style paper layer of secondary setting；The thickness of the silicone pressure sensitive glue-line is 40-50
Micron；The thickness of the graphene heat dissipating layer is 200-400 microns.The graphene heat dissipation film has flexibility, can crimp storage
Deposit, easy to use, good heat dissipation effect is applied widely, but its toughness and tenacity of the graphene heat dissipation film is poor, tensile strength
It is general with impact strength ability, easily occur damaging when in use, it is necessary to often carry out replacing processing, cause the wave of resource
Take.
Utility model content
The utility model is intended to one of technical problem at least solving in correlation technique to a certain extent.Therefore, this reality
It is to propose a kind of graphene heat dissipation film with a new purpose, the graphene heat dissipation film carries out heat by graphene heat dissipating layer
Transmit, release layer makes graphene heat dissipation film can be with folded for storage, and easy to use, the first PET film layer, the second PET film layer are significantly
Add the impact strength and toughness of heat dissipation film, enable graphene heat dissipation film for a long time using and will not cause to damage, increase
Add the service life of graphene heat dissipation film, save resource.
According to a kind of graphene heat dissipation film of the utility model embodiment, including：First PET film layer, first PET film
Layer lower end is provided with the first insulating barrier, and the first insulating barrier lower end is provided with the first glue-line, and the first glue-line lower end is provided with graphite
Alkene heat dissipating layer, the graphene heat dissipating layer lower end are provided with the second glue-line, and the second glue-line lower end is provided with the second insulating barrier, described
Second insulating barrier lower end is provided with the second PET film layer, and the second PET film layer lower end is provided with the 3rd glue-line, under the 3rd glue-line
End is provided with release layer, and the thickness of the graphene heat dissipating layer is 300-500 microns, the first PET film layer, the second PET film layer
Thickness be 10-25 microns, scribble one layer of silicone oil in the release layer.
In some embodiments of the utility model, the thickness of the graphene heat dissipating layer is 400 microns.
In other embodiments of the present utility model, the first PET film layer, the thickness of the second PET film layer are 20
Micron.
In other embodiments of the present utility model, first insulating barrier, the second insulating barrier use elastomeric material
It is made, first insulating barrier, the thickness of the second insulating barrier are 10 microns.
In other embodiments of the present utility model, first glue-line, the thickness of the second glue-line are 10 microns, institute
The thickness for stating the 3rd glue-line is 15 microns.
Beneficial effect in the utility model is：One layer of silicone oil is scribbled in release layer, silicone oil can be used as mould release increase to dissipate
The off-type force of hotting mask, heat dissipation film is set to there is flexibility, easy to use, the first PET film layer, the second PET film layer are equal with folded for storage
It is made up of PET material, PET obdurability is best in all thermoplastics, and tensile strength and impact strength ratio are general
Film is much higher, and the first PET film layer, the second PET film layer have increased considerably the impact strength and toughness of heat dissipation film, the first glue
Layer, the second glue-line, the 3rd glue-line play cementation, make each layer of bonding compacter, the both sides point of graphene heat dissipating layer
Not She You the first insulating barrier, the second insulating barrier, the heat-insulating property of elastomeric material is preferable, can effectively prevent graphene heat dissipating layer
Temperature is traveled on outer layer, transfer rate of the graphene heat dissipation film on graphene heat dissipating layer is reached more than 95%, while will not
Fire damage is caused to other layers；The utility model design is easy, carries out heat transfer by graphene heat dissipating layer, release layer makes graphite
Alkene heat dissipation film can be with folded for storage, and easy to use, the first PET film layer, the second PET film layer have increased considerably the anti-impact of heat dissipation film
Hit intensity and toughness, enable graphene heat dissipation film for a long time using and will not cause to damage, add graphene heat dissipation film
Service life, resource is saved.
Brief description of the drawings
Accompanying drawing is used for providing further understanding to of the present utility model, and a part for constitution instruction, with this practicality
New embodiment is used to explain the utility model together, does not form to limitation of the present utility model.In the accompanying drawings：
Fig. 1 be the utility model proposes a kind of graphene heat dissipation film structural representation.
In figure：1 first PET film layer, 11 first insulating barriers, 2 first glue-lines, 3 graphene heat dissipating layers, 4 second glue-lines, 5
Two PET film layers, 51 second insulating barriers, 6 the 3rd glue-lines, 7 release layers.
Embodiment
Below in conjunction with the accompanying drawing in the utility model embodiment, the technical scheme in the embodiment of the utility model is carried out
Clearly and completely describing, it is clear that described embodiment is only the utility model part of the embodiment, rather than whole
Embodiment.
The example of the embodiment is shown in the drawings, wherein same or similar label represents identical or class from beginning to end
As element or with same or like function element.The embodiments described below with reference to the accompanying drawings are exemplary, purport
For explaining the utility model, and it is not intended that to limitation of the present utility model.
In description of the present utility model, it is to be understood that term " " center ", " longitudinal direction ", " transverse direction ", " length ", " width
Degree ", " thickness ", " on ", " under ", "front", "rear", "left", "right", " vertical ", " level ", " top ", " bottom " " interior ", " outer ", " suitable
The orientation or position relationship of the instruction such as hour hands ", " counterclockwise ", " axial direction ", " radial direction ", " circumference " are based on orientation shown in the drawings
Or position relationship, be for only for ease of description the utility model and simplify and describe, rather than instruction or imply signified device or
Element must have specific orientation, with specific azimuth configuration and operation, therefore it is not intended that to limit of the present utility model
System.
In addition, term " first ", " second " are only used for describing purpose, and it is not intended that instruction or hint relative importance
Or the implicit quantity for indicating indicated technical characteristic.Thus, define " first ", the feature of " second " can be expressed or
Person implicitly includes one or more this feature.In description of the present utility model, " multiple " are meant that two or two
More than individual, unless otherwise specifically defined.
In the utility model, unless otherwise clearly defined and limited, term " installation ", " connected ", " connection ", " Gu
It is fixed " etc. term should be interpreted broadly, for example, it may be fixedly connected or be detachably connected, or integrally；Can be
Mechanically connect or electrically connect；Can be joined directly together, can also be indirectly connected by intermediary, can be two
The connection of element internal or the interaction relationship of two elements.For the ordinary skill in the art, can basis
Concrete condition understands concrete meaning of the above-mentioned term in the utility model.
Reference picture 1, a kind of graphene heat dissipation film, the first PET film layer 1, the lower end of the first PET film layer 1 are provided with the first insulating barrier
11, the lower end of the first insulating barrier 11 is provided with the first glue-line 2, and the lower end of the first glue-line 2 is provided with graphene heat dissipating layer 3, graphene heat dissipating layer 3
Lower end is provided with the second glue-line 4, and the lower end of the second glue-line 4 is provided with the second insulating barrier 52, and the lower end of the second insulating barrier 51 is provided with the second PET film
Layer 5, the lower end of the second PET film layer 5 is provided with the 3rd glue-line 6, and the lower end of the 3rd glue-line 6 is provided with release layer 7, the thickness of graphene heat dissipating layer 3
Spend for 300-500 microns, the first PET film layer 1, the thickness of the second PET film layer 5 are 10-25 microns, and one layer is scribbled in release layer 7
Silicone oil.
In some embodiments of the utility model, the thickness of graphene heat dissipating layer 3 is 400 microns.
In other embodiments of the present utility model, the first PET film layer 1, the thickness of the second PET film layer 5 are 20 micro-
Rice.
In other embodiments of the present utility model, the first insulating barrier 11, the second insulating barrier 51 use elastomeric material
It is made, the first insulating barrier 11, the thickness of the second insulating barrier 51 are 10 microns.
In other embodiments of the present utility model, the first glue-line 2, the thickness of the second glue-line 4 are 10 microns, and the 3rd
The thickness of glue-line 6 is 15 microns.
Scribble one layer of silicone oil in release layer 7, silicone oil can increase the off-type force of heat dissipation film as mould release, make heat dissipation film can be with
Folded for storage, there is flexibility, easy to use, the first PET film layer 1, the second PET film layer 5 are that PET material is made, and PET's is tough
Property is best in all thermoplastics, and tensile strength and the general film of impact strength ratio are much higher, the first PET film layer 1,
Second PET film layer 5 has increased considerably the impact strength and toughness of heat dissipation film, the first glue-line 2, the second glue-line 4, the 3rd glue-line
6 play cementation, make each layer of bonding compacter, the both sides of graphene heat dissipating layer 3 be respectively equipped with the first insulating barrier 11,
Second insulating barrier 51, the heat-insulating property of elastomeric material is preferable, can effectively prevent the temperature of graphene heat dissipating layer 3 from traveling to outer layer
On, transfer rate of the graphene heat dissipation film on graphene heat dissipating layer 3 is reached more than 95%, while heat will not be caused to other layers
Damage；The utility model design is easy, and heat transfer is carried out by graphene heat dissipating layer 3, and release layer 7 makes graphene heat dissipation film can be with
Folded for storage, it is easy to use, the first PET film layer 1, the second PET film layer 5 increased considerably the impact strength of heat dissipation film with it is tough
Property, enable graphene heat dissipation film for a long time using and will not cause to damage, add the service life of graphene heat dissipation film, save
About resource.
In the utility model, unless otherwise clearly defined and limited, fisrt feature is "above" or "below" second feature
Can be that the first and second features directly contact, or the first and second features pass through intermediary mediate contact.Moreover, first is special
Sign second feature " on ", " top " and " above " can be fisrt feature directly over second feature or oblique upper, or only
Represent that fisrt feature level height is higher than second feature.Fisrt feature second feature " under ", " lower section " and " below " can be with
Be fisrt feature immediately below second feature or obliquely downward, or be merely representative of fisrt feature level height and be less than second feature.
In the description of this specification, reference term " one embodiment ", " some embodiments ", " example ", " specifically show
The description of example " or " some examples " etc. means specific features, structure, material or the spy for combining the embodiment or example description
Point is contained at least one embodiment or example of the present utility model.In this manual, to the schematic table of above-mentioned term
State and be not necessarily referring to identical embodiment or example.Moreover, specific features, structure, material or the feature of description can be
Combined in an appropriate manner in any one or more embodiments or example.
It is described above, the only preferable embodiment of the utility model, but the scope of protection of the utility model is not
This is confined to, any one skilled in the art is in the technical scope that the utility model discloses, according to this practicality
New technical scheme and its utility model design are subject to equivalent substitution or change, should all cover in protection model of the present utility model
Within enclosing.
Claims (5)
- A kind of 1. graphene heat dissipation film, it is characterised in that including：First PET film layer, the first PET film layer lower end are provided with the first insulating barrier, and the first insulating barrier lower end is provided with first Glue-line, the first glue-line lower end are provided with graphene heat dissipating layer, and the graphene heat dissipating layer lower end is provided with the second glue-line, and described Two glue-line lower ends are provided with the second insulating barrier, and the second insulating barrier lower end is provided with the second PET film layer, under the second PET film layer End is provided with the 3rd glue-line, and the 3rd glue-line lower end is provided with release layer, and the thickness of the graphene heat dissipating layer is micro- for 300-500 Rice, the first PET film layer, the thickness of the second PET film layer are 10-25 microns, and one layer of silicone oil is scribbled in the release layer.
- A kind of 2. graphene heat dissipation film according to claim 1, it is characterised in that：The thickness of the graphene heat dissipating layer is 400 microns.
- A kind of 3. graphene heat dissipation film according to claim 1, it is characterised in that：The first PET film layer, the 2nd PET The thickness of film layer is 20 microns.
- A kind of 4. graphene heat dissipation film according to claim 1, it is characterised in that：First insulating barrier, the second insulation Layer is made of elastomeric material, and first insulating barrier, the thickness of the second insulating barrier are 10 microns.
- A kind of 5. graphene heat dissipation film according to claim 1, it is characterised in that：First glue-line, the second glue-line Thickness is 10 microns, and the thickness of the 3rd glue-line is 15 microns.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720126369.6U CN206783583U (en) | 2017-02-11 | 2017-02-11 | A kind of graphene heat dissipation film |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720126369.6U CN206783583U (en) | 2017-02-11 | 2017-02-11 | A kind of graphene heat dissipation film |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206783583U true CN206783583U (en) | 2017-12-22 |
Family
ID=60703991
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201720126369.6U Expired - Fee Related CN206783583U (en) | 2017-02-11 | 2017-02-11 | A kind of graphene heat dissipation film |
Country Status (1)
| Country | Link |
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| CN (1) | CN206783583U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114599741A (en) * | 2019-09-03 | 2022-06-07 | 环球石墨烯集团公司 | Elastic heat spreader film based on graphene |
-
2017
- 2017-02-11 CN CN201720126369.6U patent/CN206783583U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114599741A (en) * | 2019-09-03 | 2022-06-07 | 环球石墨烯集团公司 | Elastic heat spreader film based on graphene |
| CN114599741B (en) * | 2019-09-03 | 2023-10-24 | 环球石墨烯集团公司 | Elastic heat spreader film based on graphene |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20171222 Termination date: 20190211 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |