CN110137148A - A kind of composite heat-conducting graphite film - Google Patents
A kind of composite heat-conducting graphite film Download PDFInfo
- Publication number
- CN110137148A CN110137148A CN201910318105.4A CN201910318105A CN110137148A CN 110137148 A CN110137148 A CN 110137148A CN 201910318105 A CN201910318105 A CN 201910318105A CN 110137148 A CN110137148 A CN 110137148A
- Authority
- CN
- China
- Prior art keywords
- composite
- layer
- conducting
- guide thermosphere
- graphite
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Pending
Links
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 title claims abstract description 86
- 239000002131 composite material Substances 0.000 title claims abstract description 84
- 229910002804 graphite Inorganic materials 0.000 title claims abstract description 58
- 239000010439 graphite Substances 0.000 title claims abstract description 58
- 239000010410 layer Substances 0.000 claims abstract description 57
- 239000005439 thermosphere Substances 0.000 claims abstract description 39
- 238000000576 coating method Methods 0.000 claims abstract description 21
- 239000012790 adhesive layer Substances 0.000 claims abstract description 15
- 238000010586 diagram Methods 0.000 description 3
- 239000000463 material Substances 0.000 description 2
- 150000001875 compounds Chemical class 0.000 description 1
- 230000007812 deficiency Effects 0.000 description 1
- 230000010354 integration Effects 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 238000000197 pyrolysis Methods 0.000 description 1
Classifications
-
- C—CHEMISTRY; METALLURGY
- C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
- C09J—ADHESIVES; NON-MECHANICAL ASPECTS OF ADHESIVE PROCESSES IN GENERAL; ADHESIVE PROCESSES NOT PROVIDED FOR ELSEWHERE; USE OF MATERIALS AS ADHESIVES
- C09J7/00—Adhesives in the form of films or foils
- C09J7/20—Adhesives in the form of films or foils characterised by their carriers
-
- C—CHEMISTRY; METALLURGY
- C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
- C09J—ADHESIVES; NON-MECHANICAL ASPECTS OF ADHESIVE PROCESSES IN GENERAL; ADHESIVE PROCESSES NOT PROVIDED FOR ELSEWHERE; USE OF MATERIALS AS ADHESIVES
- C09J7/00—Adhesives in the form of films or foils
- C09J7/20—Adhesives in the form of films or foils characterised by their carriers
- C09J7/29—Laminated material
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F28—HEAT EXCHANGE IN GENERAL
- F28F—DETAILS OF HEAT-EXCHANGE AND HEAT-TRANSFER APPARATUS, OF GENERAL APPLICATION
- F28F21/00—Constructions of heat-exchange apparatus characterised by the selection of particular materials
- F28F21/02—Constructions of heat-exchange apparatus characterised by the selection of particular materials of carbon, e.g. graphite
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01L—SEMICONDUCTOR DEVICES NOT COVERED BY CLASS H10
- H01L23/00—Details of semiconductor or other solid state devices
- H01L23/34—Arrangements for cooling, heating, ventilating or temperature compensation ; Temperature sensing arrangements
- H01L23/36—Selection of materials, or shaping, to facilitate cooling or heating, e.g. heatsinks
- H01L23/373—Cooling facilitated by selection of materials for the device or materials for thermal expansion adaptation, e.g. carbon
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01L—SEMICONDUCTOR DEVICES NOT COVERED BY CLASS H10
- H01L23/00—Details of semiconductor or other solid state devices
- H01L23/34—Arrangements for cooling, heating, ventilating or temperature compensation ; Temperature sensing arrangements
- H01L23/36—Selection of materials, or shaping, to facilitate cooling or heating, e.g. heatsinks
- H01L23/373—Cooling facilitated by selection of materials for the device or materials for thermal expansion adaptation, e.g. carbon
- H01L23/3735—Laminates or multilayers, e.g. direct bond copper ceramic substrates
-
- C—CHEMISTRY; METALLURGY
- C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
- C09J—ADHESIVES; NON-MECHANICAL ASPECTS OF ADHESIVE PROCESSES IN GENERAL; ADHESIVE PROCESSES NOT PROVIDED FOR ELSEWHERE; USE OF MATERIALS AS ADHESIVES
- C09J2400/00—Presence of inorganic and organic materials
- C09J2400/10—Presence of inorganic materials
Landscapes
- Engineering & Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- Physics & Mathematics (AREA)
- Microelectronics & Electronic Packaging (AREA)
- Materials Engineering (AREA)
- Condensed Matter Physics & Semiconductors (AREA)
- General Physics & Mathematics (AREA)
- Computer Hardware Design (AREA)
- Organic Chemistry (AREA)
- Power Engineering (AREA)
- Thermal Sciences (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Ceramic Engineering (AREA)
- Carbon And Carbon Compounds (AREA)
- Cooling Or The Like Of Semiconductors Or Solid State Devices (AREA)
Abstract
The invention discloses a kind of composite heat-conducting graphite films, include at least 1 layer of composite guide thermosphere；The composite guide thermosphere includes composite layer；The upper surface of the composite layer is provided with adhesive-layer；The composite layer includes electrographite layer；The upper surface or lower surface of the electrographite layer are provided with graphite ene coatings；Composite heat-conducting graphite film of the present invention can substitute thin type heat pipe or slim VC temperature-uniforming plate, have same even better performance, and at low cost.
Description
Technical field
The present invention relates to a kind of improvement of heat sink material, refers in particular to a kind of low cost, thin type heat pipe can be substituted or slim VC is equal
Warm plate, the composite heat-conducting graphite film with same even better performance.
Background technique
Electronic component can generate a large amount of heat at work in existing communication equipment, if the heat cannot be timely
It sheds, will affect performance and the service life of electronic component.
As consumer electronics chip integration is higher and higher, the heat that chip releases is also more and more, especially 5G skill
The application of art, it is bigger for pyrolysis demand, it is more radiated at present with thin type heat pipe or slim VC temperature-uniforming plate, the prior art
In radiating mode it is at high cost.
Thus we have developed a kind of low cost, can substitute thin type heat pipe or slim VC temperature-uniforming plate, have it is same even more
The composite heat-conducting graphite film of good performance.
Summary of the invention
There is provided the invention aims to overcome the deficiencies in the prior art it is a kind of low cost, thin type heat pipe or thin can be substituted
Type VC temperature-uniforming plate, the composite heat-conducting graphite film with same even better performance.
In order to achieve the above objectives, the technical solution adopted by the present invention is that: a kind of composite heat-conducting graphite film, include at least 1 layer
Composite guide thermosphere；The composite guide thermosphere includes composite layer；The upper surface of the composite layer is provided with adhesive-layer；It is described compound
Layer includes electrographite layer；The upper surface or lower surface of the electrographite layer are provided with graphite ene coatings.
Preferably, the composite heat-conducting graphite film includes 2 layers of composite guide thermosphere；2 layers of composite heat-conducting stacking are added in one
It rises；The composite guide thermosphere includes electrographite layer；The lower surface of the electrographite layer is provided with graphite ene coatings；It is described
The upper surface of electrographite layer is provided with adhesive-layer.
Preferably, the composite heat-conducting graphite film includes 2 layers of composite guide thermosphere；2 layers of composite heat-conducting stacking are added in one
It rises；The composite guide thermosphere includes electrographite layer；The upper surface of the electrographite layer is provided with graphite ene coatings；It is described
The upper surface of graphite ene coatings is provided with adhesive-layer.
Preferably, the composite heat-conducting graphite film includes the first composite guide thermosphere and the second composite guide thermosphere；Described first
Composite guide thermosphere and the second composite guide thermosphere are sequentially overlapped together；The first composite guide thermosphere includes electrographite layer；Institute
The upper surface for stating electrographite layer is provided with graphite ene coatings；The upper surface of the graphite ene coatings is provided with adhesive-layer；It is described
Second composite guide thermosphere includes electrographite layer；The lower surface of the electrographite layer is provided with graphite ene coatings；It is described artificial
The upper surface of graphite linings is provided with adhesive-layer.
Preferably, the composite heat-conducting graphite film includes at least 3 layers of composite guide thermosphere；3 layers of composite heat-conducting layer superposition
Together.
Due to the application of the above technical scheme, compared with the prior art, the invention has the following advantages:
Composite heat-conducting graphite film of the present invention can substitute thin type heat pipe or slim VC temperature-uniforming plate, have on an equal basis even preferably
Performance, and it is at low cost.
Detailed description of the invention
Technical scheme of the present invention is further explained with reference to the accompanying drawing:
Attached drawing 1 is the schematic diagram of the first structure of composite heat-conducting graphite film of the present invention；
Attached drawing 2 is the schematic diagram of the second structure of composite heat-conducting graphite film of the present invention；
Attached drawing 3 is the schematic diagram of the third structure of composite heat-conducting graphite film of the present invention；
Wherein: 1, composite guide thermosphere；11, electrographite layer；12, graphite ene coatings；13, adhesive-layer.
Specific embodiment
Below in conjunction with the accompanying drawings and specific embodiment, the present invention is described in further details.
First embodiment
Attached drawing 1 is composite heat-conducting graphite film of the present invention, includes composite guide thermosphere 1；The composite guide thermosphere 1 includes people
Work graphite linings 11；The upper surface of the electrographite layer 11 is provided with graphite ene coatings 12；The upper table of the graphite ene coatings 12
Face is provided with adhesive-layer 13.
Second embodiment
Attached drawing 2 is composite heat-conducting graphite film of the present invention, includes composite guide thermosphere 1；The composite guide thermosphere 1 includes people
Work graphite linings 11；The lower surface of the electrographite layer 11 is provided with graphite ene coatings 12；The upper table of the electrographite layer 11
Face is provided with adhesive-layer 13.
3rd embodiment
Attached drawing 3 is composite heat-conducting graphite film of the present invention, includes 2 layers of composite guide thermosphere 1；2 layers of composite guide thermosphere 1 are folded
It is added together；The composite guide thermosphere 1 includes electrographite layer 11；The upper surface of the electrographite layer 11 is provided with graphite
Ene coatings 12；The upper surface of the graphite ene coatings 12 is provided with adhesive-layer 13.
In the present embodiment, what 2 layers of composite guide thermosphere 1 were all made of is the structure in first embodiment, naturally it is also possible to
Using the structure in second embodiment, can also be used in mixed way with the structure in the structure and second embodiment in the first implementation.
Certainly, composite heat-conducting graphite film of the present invention can also include at least 3 layers of composite guide thermosphere 1；Described in 3 layers
Composite guide thermosphere 1 is superimposed.
In use, in the case that the power of heat source is 1.5 watts, after operation 30 minutes, if not using heat sink material,
Temperature is up to 80 degree or so；If the temperature of half an hour inner heat source can drop using composite heat-conducting graphite film described in the present embodiment
As low as 50 degree or so, technical effect similar in existing temperature-uniforming plate can be reached；Composite heat-conducting graphite film described in the present embodiment with
Temperature-uniforming plate is compared, and cost declines to a great extent.
Due to the application of the above technical scheme, compared with the prior art, the invention has the following advantages:
Composite heat-conducting graphite film of the present invention can substitute thin type heat pipe or slim VC temperature-uniforming plate, have on an equal basis even preferably
Performance, and it is at low cost.
The above embodiments merely illustrate the technical concept and features of the present invention, and its object is to allow person skilled in the art
Scholar can understand the contents of the present invention and be implemented, and it is not intended to limit the scope of the present invention, it is all according to the present invention
Equivalent change or modification made by Spirit Essence, should be covered by the scope of protection of the present invention.
Claims (5)
1. a kind of composite heat-conducting graphite film, it is characterised in that: include at least 1 layer of composite guide thermosphere；The composite guide thermosphere includes
Composite layer；The upper surface of the composite layer is provided with adhesive-layer；The composite layer includes electrographite layer；The electrographite
The upper surface or lower surface of layer are provided with graphite ene coatings.
2. composite heat-conducting graphite film according to claim 1, it is characterised in that: the composite heat-conducting graphite film includes 2 layers
Composite guide thermosphere；2 layers of composite heat-conducting stacking are added together；The composite guide thermosphere includes electrographite layer；It is described artificial
The lower surface of graphite linings is provided with graphite ene coatings；The upper surface of the electrographite layer is provided with adhesive-layer.
3. composite heat-conducting graphite film according to claim 1, it is characterised in that: the composite heat-conducting graphite film includes 2 layers
Composite guide thermosphere；2 layers of composite heat-conducting stacking are added together；The composite guide thermosphere includes electrographite layer；It is described artificial
The upper surface of graphite linings is provided with graphite ene coatings；The upper surface of the graphite ene coatings is provided with adhesive-layer.
4. composite heat-conducting graphite film according to claim 1, it is characterised in that: the composite heat-conducting graphite film, comprising the
One composite guide thermosphere and the second composite guide thermosphere；The first composite guide thermosphere and the second composite guide thermosphere are sequentially overlapped one
It rises；The first composite guide thermosphere includes electrographite layer；The upper surface of the electrographite layer is provided with graphite ene coatings；
The upper surface of the graphite ene coatings is provided with adhesive-layer；The second composite guide thermosphere includes electrographite layer；It is described artificial
The lower surface of graphite linings is provided with graphite ene coatings；The upper surface of the electrographite layer is provided with adhesive-layer.
5. composite heat-conducting graphite film according to claim 1 or 2 or 3 or 4, it is characterised in that: include at least 3 layers of composite guide
Thermosphere；The composite heat-conducting stacking is successively added together.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910318105.4A CN110137148A (en) | 2019-04-19 | 2019-04-19 | A kind of composite heat-conducting graphite film |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910318105.4A CN110137148A (en) | 2019-04-19 | 2019-04-19 | A kind of composite heat-conducting graphite film |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN110137148A true CN110137148A (en) | 2019-08-16 |
Family
ID=67570533
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201910318105.4A Pending CN110137148A (en) | 2019-04-19 | 2019-04-19 | A kind of composite heat-conducting graphite film |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN110137148A (en) |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2014204711A2 (en) * | 2013-06-20 | 2014-12-24 | Graftech International Holdings Inc. | Composite graphene oxide film |
| CN206611702U (en) * | 2017-04-13 | 2017-11-03 | 厦门奈福电子有限公司 | A kind of radiating structure based on composite stone layer of ink |
| CN109397789A (en) * | 2018-11-21 | 2019-03-01 | 苏州市达昇电子材料有限公司 | A kind of 2 layers or more of conduction graphite film and preparation method thereof |
| CN209843694U (en) * | 2019-04-19 | 2019-12-24 | 苏州市达昇电子材料有限公司 | Composite heat-conducting graphite film |
-
2019
- 2019-04-19 CN CN201910318105.4A patent/CN110137148A/en active Pending
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2014204711A2 (en) * | 2013-06-20 | 2014-12-24 | Graftech International Holdings Inc. | Composite graphene oxide film |
| CN206611702U (en) * | 2017-04-13 | 2017-11-03 | 厦门奈福电子有限公司 | A kind of radiating structure based on composite stone layer of ink |
| CN109397789A (en) * | 2018-11-21 | 2019-03-01 | 苏州市达昇电子材料有限公司 | A kind of 2 layers or more of conduction graphite film and preparation method thereof |
| CN209843694U (en) * | 2019-04-19 | 2019-12-24 | 苏州市达昇电子材料有限公司 | Composite heat-conducting graphite film |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN104981138A (en) | Electromagnetic shielding heat-dissipation film and manufacturing method thereof | |
| CN105419667A (en) | Heat-conducting and high-viscosity double-sided tape adopting metal as base material | |
| CN110047966A (en) | A kind of flexible substrates CIGS solar battery and preparation method thereof | |
| CN103722805A (en) | Highly thermal-conductive aluminum-based copper-clad plate | |
| CN205661085U (en) | Graphite alkene thermal insulation membrane | |
| CN106659079A (en) | Composite heat dissipation film and mobile terminal | |
| CN110137148A (en) | A kind of composite heat-conducting graphite film | |
| CN210607231U (en) | Novel composite heat dissipation material | |
| CN209365515U (en) | A kind of 2 layers or more of conduction graphite film | |
| CN204733502U (en) | Graphite guide warmware | |
| CN209843694U (en) | Composite heat-conducting graphite film | |
| CN109397789A (en) | A kind of 2 layers or more of conduction graphite film and preparation method thereof | |
| CN203968557U (en) | High conductive graphite film | |
| CN203697591U (en) | High-heat-conductivity graphite composite block | |
| CN208079627U (en) | A kind of lightweight heat sink | |
| CN109996423B (en) | Composite multilayer graphite sheet structure, manufacturing method, heat dissipation structure and electronic device | |
| CN203289808U (en) | Novel graphite heat conduction device | |
| CN202186970U (en) | Polyester aluminized adhesive tape | |
| CN104669710A (en) | Copper-clad plate with heat dissipation function and manufacturing method thereof | |
| CN209098564U (en) | A kind of NEW TYPE OF COMPOSITE adhesive tape | |
| CN211670998U (en) | Electrothermal film | |
| CN205467591U (en) | Thermal insulation piece | |
| CN113939149A (en) | Heat dissipation membrane and heat dissipation adhesive film for portable terminal | |
| CN108012505A (en) | A kind of heat sink prepared using grapheme material | |
| CN203884122U (en) | radiating fin structure and radiating shell |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination |