CN204981729U - High -efficient thermal film who contains thermal conductive adhesive - Google Patents
High -efficient thermal film who contains thermal conductive adhesive Download PDFInfo
- Publication number
- CN204981729U CN204981729U CN201520202900.4U CN201520202900U CN204981729U CN 204981729 U CN204981729 U CN 204981729U CN 201520202900 U CN201520202900 U CN 201520202900U CN 204981729 U CN204981729 U CN 204981729U
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- heat
- film
- heat conduction
- conductive adhesive
- sizing agent
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- Adhesives Or Adhesive Processes (AREA)
Abstract
The utility model relates to a high -efficient thermal film who contains thermal conductive adhesive, include graphite film or graphene films, thermal conductive adhesive, metal substrate, leave type membrane and insulation protective layer. Characterized by: the higher authority of graphite film or graphene films below with the coating have the agent of heat conduction gluing, metal substrate laminate on the surface of heat conduction gluing agent, the heat conduction gluing agent that evenly coats of the another side of substrate is from type membrane and the surface of insulation protective layer cover in the agent of heat conduction gluing. In this way, the utility model discloses a heat conductivility has and the adhesive as the adhesive linkage, provide the hot interface that heat dispersion is good, improved transfer heat's in the vertical direction speed, reduce the interface thermal resistance between each layer, solved thermal resistance problem and poor efficiency problem in traditional thermal film product, can widely used in the aspect of notebook computer, LCD TV, smart mobile phone isoelectron product.
Description
Technical field
The utility model relates to a kind of heat dissipation film, is specifically related to a kind of high efficiency and heat radiation film containing thermal conductive adhesive.
Background technology
Along with electron trade develops rapidly, many electronic products and equipment, day by day towards light, thin and little future development, make the volume of electronic devices and components and circuit significantly reduce, the easy run-up of heat of generation, the integrated operation usefulness of electronic product can be reduced, even there is potential safety hazard.In order to ensure that electronic devices and components normally run steadily in the long term, the heat-sinking capability of product becomes considered important factor, wherein heat dissipation film is one of thermally conductive material conventional in electronic product, different shapes can be become by cutting out, meet the external cooling requirement of most of electronic devices and components, easy to use.
At present on the market, the heat-conducting layer of heat dissipation film mainly adopts graphite flake as main body thermally conductive material, with low cost.Heat dissipation film finished product can use pressure sensitive adhesive as adhesive linkage, and its thermal conductivity is very low, is directly stick on the surface needing radiating electronic components and parts, and Presence of an interface thermal resistance, reduces the speed of transferring heat in vertical direction.Heat dissipation film finished product generally uses plastic material (as PET, PE etc.) as base material, and the thermal conductivity of plastics is lower, and heat is not easy to be delivered to main body thermally conductive material rapidly, thus greatly reduces the heat dissipation of heat dissipation film product.Heat dissipation film, in making processes and use procedure, due to superthin structure, easily produces and breaks and damage, need the mechanical property improving base material further.
The utility model have employed heat conduction sizing agent as binding function layer, and bimetal base material is as bearing bed.Heat conduction sizing agent improves heat transmission speed in the vertical direction, reduce the interface resistance between each layer, and the bonding strength met on differing materials surface, the integral heat sink usefulness of heat dissipation film is improved, solve the thermal resistance problem in traditional heat-dissipating film product and inefficiency problem, have efficient heat conductivility, stable mechanical property and comprehensive heat dispersion, can be used widely in the electronic products such as notebook computer, LCD TV, smart mobile phone.
Summary of the invention
The utility model proposes a kind of heat sink material containing heat conduction sizing agent, solve the thermal resistance problem in traditional heat-dissipating film product and inefficiency problem, there is efficient heat conductivility, stable mechanical property and comprehensive heat dispersion, can be used widely in the electronic products such as notebook computer, LCD TV, smart mobile phone.
The utility model is achieved through the following technical solutions: a kind of high efficiency and heat radiation film containing heat conduction sizing agent comprises graphite film or graphene film, thermal conductive adhesive, metal base, release film and insulating protective layer.Described graphite film or graphene film above and be coated with heat conduction sizing agent below; described heat conduction sizing agent is heat conduction pressure sensitive adhesive, heat conductive silica gel or heat conductive rubber; described metal base is fitted in the surface of the heat conduction sizing agent of top and bottom; the even coated with thermally conductive sizing agent of another side of base material, described release film and insulating protective layer cover the surface of heat conduction sizing agent.
Further, described graphite film or graphene film are as main body heat dissipating layer, and its surface-coated has heat conduction sizing agent, and its thickness is at 1 to 50 μm, and its thermal conductivity is at 1000 to 3000W/mk.
Further, described heat conduction sizing agent as binding function layer, for thickness 1 to 50 μm heat conduction pressure sensitive adhesive, heat conductive silica gel or heat conductive rubber, its insulation strength is at 1 to 5Kv/mm, its thermal conductivity is at 0.4 to 4W/mk, and its 180 ° of stripping strengths are at 1 to 20N/cm.
Further, described metal base is as rock steady structure layer, and base material is Copper Foil or aluminium foil, has good heat conductive performance and mechanical stability, and its thermal conductivity is at 100 to 500W/mk, and its thickness is at 1 to 50 μm.
Further, described release film, at the bottom of heat dissipation film, has folding resistance and oil-proofness, and its thickness is at 20 to 150 μm.
Further, described insulating protective layer, as the protective layer of heat dissipation film, has fire resistance and insulating property, and its fire-protection rating V-0 to V-1, its thickness is at 1 to 50 μm.
Containing a making method for the high efficiency and heat radiation film of thermal conductive adhesive, comprise the steps:
(1) preparation work: release film, metal base, thermal conductive adhesive and graphite film or graphene film;
(2) by release film coated with thermally conductive tackiness agent;
(3) metal base is fitted in above thermal conductive adhesive, at base material another side coated with thermally conductive tackiness agent;
(4) graphite film or graphene film are fitted in above thermal conductive adhesive, and at film another side coated with thermally conductive tackiness agent;
(5) the 3rd step is repeated;
(6) insulating protective film is fitted in uppermost thermal conductive adhesive;
(7) last, adopt rolling equipment to carry out compaction treatment to heat dissipation film combined prod, guarantee that every one deck is evenly fitted, drain air.
The utility model is: the poor conductor (caking agent that substituted for the heat in traditional heat-dissipating film product, or plastic basis material etc.), have employed the tackiness agent and double-level-metal base material with heat conductivility, reduce the interface resistance between each layer, enhance the delivered heat of vertical direction and in-plane, substantially increase the overall capacity of heat transmission of heat dissipation film, solve the thermal resistance problem in traditional heat-dissipating film product and inefficiency problem, there is efficient heat conductivility, stable mechanical property and comprehensive heat dispersion, at notebook computer, LCD TV, can be used widely in the electronic product aspects such as smart mobile phone.
Accompanying drawing explanation
Accompanying drawing 1 is the structural representation of a kind of high efficiency and heat radiation film containing thermal conductive adhesive of the utility model;
In above accompanying drawing: 1, graphite film or graphene film; 2, thermal conductive adhesive; 3, metal base; 4, release film; 5, insulating protective layer.
Embodiment
Below in conjunction with drawings and Examples, the utility model is further described.
Embodiment 1:
As shown in Figure 1, a kind of high efficiency and heat radiation film containing thermal conductive adhesive, comprises graphite film or graphene film 1, thermal conductive adhesive 2, metal base 3 and release film 4, insulating protective layer 5.Described graphite film or graphene film be above and be coated with heat conduction sizing agent below; described heat conduction sizing agent is heat conduction pressure sensitive adhesive, heat conductive silica gel or heat conductive rubber; described metal base is fitted in the surface of heat conduction sizing agent; the even coated with thermally conductive sizing agent of another side of base material, described release film and insulating protective layer cover the surface of heat conduction sizing agent.
Preferably, described graphite film or graphene film 1 are as main body heat dissipating layer, and its surface-coated has heat conduction sizing agent, and its thickness is at 1 to 50 μm, and thermal conductivity is at 1000 to 3000W/mk.
Preferably, described heat conduction sizing agent 2 as binding function layer, for thickness 1 to 50 μm heat conduction pressure sensitive adhesive, heat conductive silica gel or heat conductive rubber, its insulation strength is at 1 to 5Kv/mm, and its thermal conductivity is at 0.4 to 4W/mk, and its 180 ° of stripping strengths are at 1 to 20N/cm.
Preferably, described metal base 3 is Copper Foil or aluminium foil, and its surface-coated has heat conduction sizing agent, has good heat conductive performance and mechanical stability, and its thermal conductivity is at 100 to 500W/mk, and its thickness is at 1 to 50 μm.
Preferably, described release film 4, as the bottom of heat dissipation film, has folding resistance and oil-proofness, and its thickness is at 20 to 150 μm.
Preferably, described insulating protective layer 5, has fire resistance and insulating property, and its fire-protection rating V-0 to V-1, its thickness is at 1 to 50 μm.
Containing a making method for the high efficiency and heat radiation film of thermal conductive adhesive, comprise the steps:
(1) preparation work: release film, metal base, thermal conductive adhesive and graphite film or graphene film;
(2) by release film coated with thermally conductive tackiness agent;
(3) metal base is fitted in above thermal conductive adhesive, at base material another side coated with thermally conductive tackiness agent;
(4) graphite film or graphene film are fitted in above thermal conductive adhesive, and at film another side coated with thermally conductive tackiness agent;
(5) the 3rd step is repeated;
(6) insulating protective film is fitted in uppermost thermal conductive adhesive;
(7) last, adopt rolling equipment to carry out compaction treatment to heat dissipation film combined prod, guarantee that every one deck is evenly fitted, drain air.
The content of book according to the above description, the utility model those skilled in the art can also carry out suitable change and amendment to above-mentioned embodiment.Therefore, the utility model is not limited to embodiment described above, also should fall in the protection domain of claim of the present utility model modifications and changes more of the present utility model.In addition, although employ some specific terms in this specification sheets, these terms just for convenience of description, do not form any restriction to the utility model.
Claims (6)
1. the high efficiency and heat radiation film containing thermal conductive adhesive, it is characterized in that: comprise graphite film or graphene film [1], thermal conductive adhesive [2], metal base [3], release film [4] and insulating protective layer [5], described graphite film or graphene film above and be coated with heat conduction sizing agent below, described heat conduction sizing agent is heat conduction pressure sensitive adhesive, heat conductive silica gel or heat conductive rubber, described metal base is fitted in the surface of heat conduction sizing agent, the even coated with thermally conductive sizing agent of another side of base material, described release film and insulating protective layer cover the surface of heat conduction sizing agent.
2. a kind of high efficiency and heat radiation film containing thermal conductive adhesive according to claim 1, it is characterized in that: described graphite film or graphene film [1] are as main body heat dissipating layer, its surface-coated has heat conduction sizing agent, and its thickness is at 1 to 50 μm, and its thermal conductivity is at 1000 to 3000W/mk.
3. a kind of high efficiency and heat radiation film containing thermal conductive adhesive according to claim 1, it is characterized in that: described heat conduction sizing agent [2] is as binding function layer, for thickness 1 to 50 μm heat conduction pressure sensitive adhesive, heat conductive silica gel or heat conductive rubber, its insulation strength is at 1 to 5Kv/mm, its thermal conductivity is at 0.4 to 4W/mk, and its 180 ° of stripping strengths are at 1 to 20N/cm.
4. a kind of high efficiency and heat radiation film containing thermal conductive adhesive according to claim 1, it is characterized in that: described metal base [3] is Copper Foil or aluminium foil, its surface-coated has heat conduction sizing agent, there is good heat conductive performance and mechanical stability, its thermal conductivity is at 100 to 500W/mk, and its thickness is at 1 to 50 μm.
5. a kind of high efficiency and heat radiation film containing thermal conductive adhesive according to claim 1, it is characterized in that: described release film [4], as the bottom of heat dissipation film, have folding resistance and oil-proofness, its thickness is at 20 to 150 μm.
6. a kind of high efficiency and heat radiation film containing thermal conductive adhesive according to claim 1; it is characterized in that: described insulating protective layer [5], as the protective layer of heat dissipation film, there are fire resistance and insulating property; its fire-protection rating V-0 to V-1, its thickness is at 1 to 50 μm.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520202900.4U CN204981729U (en) | 2015-04-07 | 2015-04-07 | High -efficient thermal film who contains thermal conductive adhesive |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520202900.4U CN204981729U (en) | 2015-04-07 | 2015-04-07 | High -efficient thermal film who contains thermal conductive adhesive |
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| Publication Number | Publication Date |
|---|---|
| CN204981729U true CN204981729U (en) | 2016-01-20 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201520202900.4U Expired - Fee Related CN204981729U (en) | 2015-04-07 | 2015-04-07 | High -efficient thermal film who contains thermal conductive adhesive |
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Cited By (15)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106384730A (en) * | 2016-12-06 | 2017-02-08 | 江苏悦达新材料科技有限公司 | High heat conduction metal foil layer/graphene metal mixed layer composite heat radiation film |
| CN106515167A (en) * | 2016-09-27 | 2017-03-22 | 威海联桥新材料科技股份有限公司 | Mobile phone thermal conduction composite film |
| CN108738284A (en) * | 2018-06-28 | 2018-11-02 | 深圳中讯源科技有限公司 | A kind of graphene composite radiating laminated construction and its manufacturing method |
| CN108879861A (en) * | 2018-07-25 | 2018-11-23 | 刘肖俊 | A kind of multifunctional intellectual lithium battery charger |
| CN108910467A (en) * | 2018-07-25 | 2018-11-30 | 刘肖俊 | A kind of high automation lithium battery sorting device |
| CN108923006A (en) * | 2018-07-25 | 2018-11-30 | 刘肖俊 | A kind of Combined lithium battery device effectively improving security performance |
| CN108937959A (en) * | 2018-07-19 | 2018-12-07 | 刘肖俊 | A kind of high degree of comfort high-reliability blood oxygen probe |
| CN108937958A (en) * | 2018-07-19 | 2018-12-07 | 刘肖俊 | A kind of high stable degree finger cot type blood oxygen probe suitable for using for a long time |
| CN108988763A (en) * | 2018-07-25 | 2018-12-11 | 刘肖俊 | A kind of high practical degree solar energy lithium battery storage mechanism component |
| CN109065959A (en) * | 2018-07-25 | 2018-12-21 | 刘肖俊 | A kind of high-reliability lithium battery fast-assembling equipment |
| CN109065978A (en) * | 2018-07-25 | 2018-12-21 | 刘肖俊 | A kind of low-cost and high-performance lithium-ion battery heat insulation device |
| CN109334155A (en) * | 2018-10-25 | 2019-02-15 | 张家港展博电子科技有限公司 | Graphene-copper composite radiating film and its preparation method and application |
| 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 |
| CN112194992A (en) * | 2020-09-29 | 2021-01-08 | 厦门宏钛盛电子科技有限公司 | Five-in-one aluminum foil insulating tape and production process thereof |
| CN108738284B (en) * | 2018-06-28 | 2024-06-07 | 深圳中讯源科技有限公司 | Graphene composite heat dissipation lamination structure and manufacturing method thereof |
-
2015
- 2015-04-07 CN CN201520202900.4U patent/CN204981729U/en not_active Expired - Fee Related
Cited By (16)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106515167A (en) * | 2016-09-27 | 2017-03-22 | 威海联桥新材料科技股份有限公司 | Mobile phone thermal conduction composite film |
| CN106384730A (en) * | 2016-12-06 | 2017-02-08 | 江苏悦达新材料科技有限公司 | High heat conduction metal foil layer/graphene metal mixed layer composite heat radiation film |
| CN108738284A (en) * | 2018-06-28 | 2018-11-02 | 深圳中讯源科技有限公司 | A kind of graphene composite radiating laminated construction and its manufacturing method |
| CN108738284B (en) * | 2018-06-28 | 2024-06-07 | 深圳中讯源科技有限公司 | Graphene composite heat dissipation lamination structure and manufacturing method thereof |
| CN108937959A (en) * | 2018-07-19 | 2018-12-07 | 刘肖俊 | A kind of high degree of comfort high-reliability blood oxygen probe |
| CN108937958A (en) * | 2018-07-19 | 2018-12-07 | 刘肖俊 | A kind of high stable degree finger cot type blood oxygen probe suitable for using for a long time |
| CN108988763A (en) * | 2018-07-25 | 2018-12-11 | 刘肖俊 | A kind of high practical degree solar energy lithium battery storage mechanism component |
| CN108923006A (en) * | 2018-07-25 | 2018-11-30 | 刘肖俊 | A kind of Combined lithium battery device effectively improving security performance |
| CN108910467A (en) * | 2018-07-25 | 2018-11-30 | 刘肖俊 | A kind of high automation lithium battery sorting device |
| CN109065959A (en) * | 2018-07-25 | 2018-12-21 | 刘肖俊 | A kind of high-reliability lithium battery fast-assembling equipment |
| CN109065978A (en) * | 2018-07-25 | 2018-12-21 | 刘肖俊 | A kind of low-cost and high-performance lithium-ion battery heat insulation device |
| CN108879861A (en) * | 2018-07-25 | 2018-11-23 | 刘肖俊 | A kind of multifunctional intellectual lithium battery charger |
| 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 |
| CN109334155A (en) * | 2018-10-25 | 2019-02-15 | 张家港展博电子科技有限公司 | Graphene-copper composite radiating film and its preparation method and application |
| CN109334155B (en) * | 2018-10-25 | 2021-10-15 | 张家港展博电子科技有限公司 | Graphene-copper composite heat dissipation film and preparation method and application thereof |
| CN112194992A (en) * | 2020-09-29 | 2021-01-08 | 厦门宏钛盛电子科技有限公司 | Five-in-one aluminum foil insulating tape and production process thereof |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20160120 Termination date: 20190407 |