CN204311002U - The two-sided honed conductive carbon composite of metal base - Google Patents

The two-sided honed conductive carbon composite of metal base Download PDF

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Publication number
CN204311002U
CN204311002U CN201420725138.3U CN201420725138U CN204311002U CN 204311002 U CN204311002 U CN 204311002U CN 201420725138 U CN201420725138 U CN 201420725138U CN 204311002 U CN204311002 U CN 204311002U
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carbon nanotube
heat
sided
nanotube layer
metal base
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CN201420725138.3U
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邓联文
徐丽梅
吴娜娜
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HANPING (KUNSHAN) ELECTRONIC CO Ltd
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HANPING (KUNSHAN) ELECTRONIC CO Ltd
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Abstract

The two-sided honed conductive carbon composite of metal base, is characterized in that: described matrix material is from top to bottom sticked to form successively by the first dumb light High-conductivity carbon nanotube layer, high-thermal conductive metal layer and the second dumb light High-conductivity carbon nanotube layer.The utility model matrix material conveniently processes cross cutting, any plane and curved surface can be attached at, be applied to electronic product thermogenesis parts place, this material XYZ three-dimensional is utilized all to have the feature of high thermal conductivity, fast the heat diffusion be gathered in around heat source component is opened, heat becomes face by point and in the mode of conduction parts heat is passed to other media (air, metal etc.) fast thus realize the cooling of heat source component.Simultaneously, the utility model matrix material possesses excellent effectiveness of shielding, can the interference of shielding electromagnetic wave effectively, owing to adding conductive particle in carbon nanotube layer, material is made also to be provided with good conduction property, to meet the different needs of client while possessing excellent heat dispersion.

Description

The two-sided honed conductive carbon composite of metal base
Technical field
The utility model relates to the two-sided honed conductive carbon composite of a kind of metal base, belongs to the manufacture field of adhesive article.
Background technology
Along with developing rapidly of society, various adhesive tape has become the indispensable article of industry such as electronics, five metals, electrical equipment.Be widely used in aerospace, communications and transportation, medical treatment and industrial equipments, automobile, household electrical appliances, electronic market industry.Wherein, the application of adhesive tape in electron trade is more and more extensive, and electronic product thermogenesis parts place (heat results from battery, CPU, flash module place usually) due to hot stack fast, and the thermodiffusion of horizontal direction is slow not rapid, be easy to cause heat source component place local temperature high, affect the work-ing life of electronic product components, even may bring potential safety hazard, and Classical adhesive tape cannot effective head it off.
Summary of the invention
The purpose of this utility model is to provide a kind of metal base two-sided honed conductive carbon composite.
For achieving the above object, the technical solution adopted in the utility model is: the two-sided honed conductive carbon composite of a kind of metal base, is from top to bottom sticked to form successively by the first dumb light High-conductivity carbon nanotube layer, high-thermal conductive metal layer and the second dumb light High-conductivity carbon nanotube layer.
Related content in technique scheme is explained as follows:
1., in such scheme, the thickness of each described dumb light High-conductivity carbon nanotube layer is 0.002mm ~ 0.03mm.The composition of each described dumb light High-conductivity carbon nanotube layer is: water-base resin solvent, carbon nanotube, heat conductive filler, thickening material, solubility promoter, flow agent and defoamer.This dumb light high connductivity nano-carbon layer has high thermal radiation rate, and heat-exchange capacity between air is extremely strong.
2. in such scheme, described high-thermal conductive metal layer is Copper Foil, and its thickness is 0.009mm ~ 0.5mm.This high-thermal conductive metal layer possesses good conduction property, and excellent heat sinking function, also possesses outstanding effectiveness of shielding simultaneously.
3., in such scheme, the total thickness of described composite wood is 0.013mm ~ 0.56mm.
Principle of work of the present utility model and advantage as follows:
The two-sided honed conductive carbon composite of a kind of metal base of the utility model, is made up of the first dumb light High-conductivity carbon nanotube layer, high-thermal conductive metal layer, the second dumb light High-conductivity carbon nanotube layer.The utility model composite wood conveniently processes cross cutting, any plane and curved surface can be attached at, be applied to electronic product thermogenesis parts place, this material XYZ three-dimensional is utilized all to have the feature of high thermal conductivity, fast the heat diffusion be gathered in around heat source component is opened, heat becomes face by point and in the mode of conduction parts heat is passed to other media (air, metal etc.) fast thus realize the cooling of heat source component.Simultaneously, the utility model composite wood possesses excellent effectiveness of shielding, can the interference of shielding electromagnetic wave effectively, owing to adding conductive particle in carbon nanotube layer, material is made also to be provided with good conduction property, to meet the different needs of client while possessing excellent heat dispersion.
Accompanying drawing explanation
Accompanying drawing 1 is structural representation of the present utility model.
In above accompanying drawing: 1. the first dumb light High-conductivity carbon nanotube layer; 2. high-thermal conductive metal layer; 3. the second dumb light High-conductivity carbon nanotube layer.
Embodiment
Below in conjunction with drawings and Examples, the utility model is further described:
Embodiment: shown in accompanying drawing 1, the two-sided honed conductive carbon composite of a kind of metal base, is from top to bottom sticked to form successively by the first dumb light High-conductivity carbon nanotube layer 1, high-thermal conductive metal layer 2 and the second dumb light High-conductivity carbon nanotube layer 3.
The thickness of each described dumb light High-conductivity carbon nanotube layer 1,3 is 0.002mm ~ 0.03mm.This dumb light high connductivity nano-carbon layer 1,3 has high thermal radiation rate, and heat-exchange capacity between air is extremely strong.
Described high-thermal conductive metal layer 2 is Copper Foil, and its thickness is 0.009mm ~ 0.5mm.This high-thermal conductive metal layer 2 possesses good conduction property, and excellent heat sinking function, also possesses outstanding effectiveness of shielding simultaneously.
The total thickness of described composite wood is 0.013mm ~ 0.56mm.
The composition of each described dumb light High-conductivity carbon nanotube layer 1,3 is: water-base resin solvent, carbon nanotube, heat conductive filler, thickening material, solubility promoter, flow agent and defoamer; Its working method comprises the following steps:
One, aqueous resin solvent 10% ~ 30%; Carbon nanotube 10% ~ 50%, caliber 1 ~ 150nm, length 200nm ~ 100um; Heat conductive filler 2% ~ 10%; Thickening material 0.01% ~ 5%; Solubility promoter 0.1% ~ 5%; Flow agent 0.01% ~ 5%; Defoamer 0.01% ~ 2%; Matting agent 0.01% ~ 5%; Unit is parts by weight;
Two, carbon nanotube is carried out grinding distribution, the time is 20 ~ 60 minutes;
Three, carbon nanotube is allocated with water-base resin solvent together with carry out stirring after 30 ~ 60 minutes, insert heat conductive filler, continue stirring 20 ~ 60 minutes, put into thickening material, solubility promoter, flow agent, defoamer, matting agent successively again, continue stirring after 20 ~ 60 minutes, carbon nano tube dispersion liquid has been allocated; Above stirring velocity is: 1000 ~ 3000 revs/min;
Four, after dispersion liquid completes, filter with 200 ~ 400 eye mesh screens, quiet putting extremely can use without during steam bubble afterwards;
The working method of the two-sided honed conductive carbon composite of described metal base comprises the following steps:
One, first described high-thermal conductive metal layer 2 is located, carry out after mixing up described carbon nano tube dispersion liquid putting glue, by even for described carbon nano tube dispersion liquid blade coating on described high-thermal conductive metal layer 2, again through electrically heated baking oven, at the temperature of 40 ~ 100 degree, metal base one side honed conductive carbon composite wood is processed in baking for 1 to 3 minute;
Two, next described metal base one side honed conductive carbon composite wood is passed through the rewinding of roller rolling from baking oven;
Three, finished product step 2 made, according to the processing mode of step one, is processed the another side of described high-thermal conductive metal layer 2, finally makes the two-sided honed conductive carbon composite of metal base.
Wherein, described water-base resin solvent is any one or arbitrary combination of water-borne acrylic resin, aqueous alkide resin, aqueous epoxy resins, waterborne organic silicon resin.
Described heat conductive filler is boron nitride, aluminum oxide, aluminium nitride, silicon carbide, silicon oxide, zinc oxide.
The thickness of described metal base one side honed conductive carbon composite wood is 0.011mm ~ 0.53mm.
The two-sided honed conductive carbon composite of a kind of metal base of the utility model is made up of the first dumb light High-conductivity carbon nanotube layer, high-thermal conductive metal layer, the second dumb light High-conductivity carbon nanotube layer.The utility model composite wood conveniently processes cross cutting, any plane and curved surface can be attached at, be applied to electronic product thermogenesis parts place, this material XYZ three-dimensional is utilized all to have the feature of high thermal conductivity, fast the heat diffusion be gathered in around heat source component is opened, heat becomes face by point and in the mode of conduction parts heat is passed to other media (air, metal etc.) fast thus realize the cooling of heat source component.Simultaneously, the utility model composite wood possesses excellent effectiveness of shielding, can the interference of shielding electromagnetic wave effectively, owing to adding conductive particle in carbon nanotube layer, material is made also to be provided with good conduction property, to meet the different needs of client while possessing excellent heat dispersion.
The utility model XYZ three-dimensional is conducted electricity, and can be used for ground connection.
Above-described embodiment, only for technical conceive of the present utility model and feature are described, its object is to person skilled in the art can be understood content of the present utility model and implement according to this, can not limit protection domain of the present utility model with this.All equivalences done according to the utility model spirit change or modify, and all should be encompassed within protection domain of the present utility model.

Claims (4)

1. the two-sided honed conductive carbon composite of metal base, is characterized in that: be from top to bottom sticked to form successively by the first dumb light High-conductivity carbon nanotube layer, high-thermal conductive metal layer and the second dumb light High-conductivity carbon nanotube layer.
2. the two-sided honed conductive carbon composite of metal base according to claim 1, is characterized in that: the thickness of each described dumb light High-conductivity carbon nanotube layer is 0.002mm ~ 0.03mm.
3. the two-sided honed conductive carbon composite of metal base according to claim 1, it is characterized in that: described high-thermal conductive metal layer is Copper Foil, its thickness is 0.009mm ~ 0.5mm.
4. the two-sided honed conductive carbon composite of metal base according to claim 1, is characterized in that: the total thickness of described composite wood is 0.013mm ~ 0.56mm.
CN201420725138.3U 2014-11-27 2014-11-27 The two-sided honed conductive carbon composite of metal base Active CN204311002U (en)

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Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN104449448A (en) * 2014-11-27 2015-03-25 昆山汉品电子有限公司 Metal-substrate double-matte-surface electrically-conductive carbon composite material and processing method thereof
CN110842365A (en) * 2019-11-26 2020-02-28 佳普电子新材料(连云港)有限公司 Laser surface treatment process for metal base material of shielding material

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN104449448A (en) * 2014-11-27 2015-03-25 昆山汉品电子有限公司 Metal-substrate double-matte-surface electrically-conductive carbon composite material and processing method thereof
CN104449448B (en) * 2014-11-27 2016-04-27 昆山汉品电子有限公司 Metal base two-sided honed conductive carbon composite wood and working method thereof
CN110842365A (en) * 2019-11-26 2020-02-28 佳普电子新材料(连云港)有限公司 Laser surface treatment process for metal base material of shielding material

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