CN110607087A - Nano heat dissipation antistatic material, nano heat dissipation antistatic coating and manufacturing process thereof - Google Patents
Nano heat dissipation antistatic material, nano heat dissipation antistatic coating and manufacturing process thereof Download PDFInfo
- Publication number
- CN110607087A CN110607087A CN201910873486.2A CN201910873486A CN110607087A CN 110607087 A CN110607087 A CN 110607087A CN 201910873486 A CN201910873486 A CN 201910873486A CN 110607087 A CN110607087 A CN 110607087A
- Authority
- CN
- China
- Prior art keywords
- heat
- antistatic
- dissipation
- nano
- nano heat
- 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
Classifications
-
- C—CHEMISTRY; METALLURGY
- C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
- C09D—COATING COMPOSITIONS, e.g. PAINTS, VARNISHES OR LACQUERS; FILLING PASTES; CHEMICAL PAINT OR INK REMOVERS; INKS; CORRECTING FLUIDS; WOODSTAINS; PASTES OR SOLIDS FOR COLOURING OR PRINTING; USE OF MATERIALS THEREFOR
- C09D201/00—Coating compositions based on unspecified macromolecular compounds
-
- C—CHEMISTRY; METALLURGY
- C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
- C09D—COATING COMPOSITIONS, e.g. PAINTS, VARNISHES OR LACQUERS; FILLING PASTES; CHEMICAL PAINT OR INK REMOVERS; INKS; CORRECTING FLUIDS; WOODSTAINS; PASTES OR SOLIDS FOR COLOURING OR PRINTING; USE OF MATERIALS THEREFOR
- C09D5/00—Coating compositions, e.g. paints, varnishes or lacquers, characterised by their physical nature or the effects produced; Filling pastes
- C09D5/24—Electrically-conducting paints
-
- C—CHEMISTRY; METALLURGY
- C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
- C09D—COATING COMPOSITIONS, e.g. PAINTS, VARNISHES OR LACQUERS; FILLING PASTES; CHEMICAL PAINT OR INK REMOVERS; INKS; CORRECTING FLUIDS; WOODSTAINS; PASTES OR SOLIDS FOR COLOURING OR PRINTING; USE OF MATERIALS THEREFOR
- C09D7/00—Features of coating compositions, not provided for in group C09D5/00; Processes for incorporating ingredients in coating compositions
- C09D7/40—Additives
- C09D7/66—Additives characterised by particle size
- C09D7/67—Particle size smaller than 100 nm
-
- C—CHEMISTRY; METALLURGY
- C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
- C09D—COATING COMPOSITIONS, e.g. PAINTS, VARNISHES OR LACQUERS; FILLING PASTES; CHEMICAL PAINT OR INK REMOVERS; INKS; CORRECTING FLUIDS; WOODSTAINS; PASTES OR SOLIDS FOR COLOURING OR PRINTING; USE OF MATERIALS THEREFOR
- C09D7/00—Features of coating compositions, not provided for in group C09D5/00; Processes for incorporating ingredients in coating compositions
- C09D7/40—Additives
- C09D7/66—Additives characterised by particle size
- C09D7/69—Particle size larger than 1000 nm
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08K—Use of inorganic or non-macromolecular organic substances as compounding ingredients
- C08K3/00—Use of inorganic substances as compounding ingredients
- C08K3/18—Oxygen-containing compounds, e.g. metal carbonyls
- C08K3/20—Oxides; Hydroxides
- C08K3/22—Oxides; Hydroxides of metals
- C08K2003/2227—Oxides; Hydroxides of metals of aluminium
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08K—Use of inorganic or non-macromolecular organic substances as compounding ingredients
- C08K2201/00—Specific properties of additives
- C08K2201/001—Conductive additives
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08K—Use of inorganic or non-macromolecular organic substances as compounding ingredients
- C08K2201/00—Specific properties of additives
- C08K2201/011—Nanostructured additives
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08K—Use of inorganic or non-macromolecular organic substances as compounding ingredients
- C08K2201/00—Specific properties of additives
- C08K2201/017—Additives being an antistatic agent
Landscapes
- Chemical & Material Sciences (AREA)
- Engineering & Computer Science (AREA)
- Life Sciences & Earth Sciences (AREA)
- Materials Engineering (AREA)
- Wood Science & Technology (AREA)
- Organic Chemistry (AREA)
- Nanotechnology (AREA)
- Paints Or Removers (AREA)
Abstract
The invention belongs to the technical field of new materials, and particularly relates to a nano heat-dissipation antistatic coating and a manufacturing process thereof. The nano heat-dissipation antistatic coating comprises 40-50% of organic resin, 3-8% of diluent, antistatic powder and nano heat-dissipation carbon powder, wherein the antistatic powder and the heat-dissipation carbon powder are alternately arranged through the organic resin. The nano heat-dissipation antistatic coating provided by the invention has the advantages of good adhesive force, high salt spray resistance, strong heat-dissipation antistatic and electromagnetic wave resistance, easiness in manufacturing, low cost, suitability for large-scale production and convenience in use and maintenance.
Description
Technical Field
The invention belongs to the technical field of new materials, and particularly relates to a nano heat-dissipation antistatic material, a nano heat-dissipation antistatic coating and a manufacturing process thereof.
Background
The existing heat dissipation coating realizes heat dissipation by coating graphene coating on the surface of a heat-collecting part to form a heat dissipation coating. However, the preparation process of the graphene coating is relatively complex and consumes a long time, and the adhesive and the like used in the coating can affect the adhesive force, heat dissipation performance and salt spray resistance of the graphene to different heat-collecting source base materials, and the antistatic and electromagnetic wave-resistant protection effects cannot be realized.
Disclosure of Invention
In order to solve the defects of the prior art, the invention provides a nano heat-dissipation antistatic coating which is characterized by comprising the following raw materials in percentage by weight: 40-50% of organic resin, 3-8% of diluent, 20-30% of antistatic powder and 20-30% of nano heat-dissipation carbon powder, wherein the antistatic powder and the heat-dissipation carbon powder are alternately arranged through the organic resin.
Further, the nano heat-dissipating carbon powder includes one or more of graphite, carbon nanotubes, and graphene.
Furthermore, the particle size of the carbon nanotube is 10-20 nm, the particle size of the graphite is 50-100 um, and the particle size of the graphene is 5-15 nm.
Further, the antistatic powder is alumina.
Furthermore, the grain diameter of the alumina is 10-20 um.
A process for preparing nano heat-dissipation antistatic coating, which comprises the following steps:
step 1, preparing raw materials according to the raw material composition of the nanometer heat-dissipation antistatic coating;
step 2, adding the antistatic powder into organic resin for fully grinding and stirring;
step 3, pre-mixing the nano heat-dissipating carbon powder;
and 4, adding the premixed nano heat dissipation carbon powder into the organic resin obtained in the step 2, grinding and stirring for the second time, and obtaining the nano heat dissipation antistatic coating after stirring.
A nano-meter heat-dissipating antistatic material includes a substrate, and is characterized in that: the nano heat-dissipation antistatic coating is arranged on the surface of the base material, and an antistatic gel layer and an electromagnetic wave resistant protective layer are formed outside the base material.
Further, the base material is one or more alloy materials of metal copper, metal aluminum, metal iron and metal products.
Further, the substrate comprises a metal foil, a metal plate, a metal pipe fitting and an aluminum extrusion part.
Furthermore, the nano heat-dissipation antistatic coating is arranged on the surface of the substrate in a spraying manner.
The nano heat-dissipation antistatic coating provided by the invention has the advantages of good adhesive force, salt spray resistance, high heat-dissipation antistatic and electromagnetic wave resistant coatings, easiness in manufacturing, low cost, suitability for large-scale production and convenience in use and maintenance. The organic resin in the nano heat-dissipation antistatic coating has excellent performances of low density, temperature resistance, low thermal expansion coefficient, corrosion resistance and the like, and because the organic resin has mutually communicated and open pores, the antistatic powder and the nano heat-dissipation carbon powder are in the pores of the organic resin; the carbon nanotubes and the graphene are gathered on the surface of the graphite after being premixed, and have extremely high specific surface areas, so that the carbon nanotubes and the graphene have good thermal radiation thermal conductivity; the antistatic powder is alumina powder, has high-efficiency antistatic performance, can eliminate static generated by heat exchange of the heat dissipation layer in rapid radiation, and forms high-efficiency electromagnetic wave resistant protective performance by the nanometer heat dissipation carbon powder in organic resin.
Drawings
Fig. 1 is a schematic structural diagram of a nano heat-dissipating antistatic coating.
Detailed Description
The invention is further described below by means of specific embodiments.
Referring to fig. 1, a nano heat-dissipating antistatic coating comprises the following raw materials by weight: 40-50% of organic resin, 3-8% of diluent, 20-30% of antistatic powder and 20-30% of nano heat-dissipation carbon powder, wherein the antistatic powder and the heat-dissipation carbon powder are alternately arranged through the organic resin;
the nanometer heat dissipation carbon powder comprises graphite 1, carbon nanotubes 2 and graphene 3, wherein the particle size of the graphite is 50-100 um, the particle size of the carbon nanotubes is 10-20 nm, and the particle size of the graphene is 5-15 nm;
wherein, the antistatic powder is alumina 4, and the grain diameter of the alumina is 10-20 um.
The first embodiment is as follows:
a nanometer heat-dissipation antistatic coating comprises the following raw materials in percentage by weight: 44% of organic resin, 6% of diluent, 23% of antistatic powder and 27% of nano heat-dissipating carbon powder, wherein the nano heat-dissipating carbon powder comprises graphite, carbon nanotubes and graphene, and the ratio of the graphite to the carbon nanotubes to the graphene is 1: 10-15: 10-15, the antistatic powder is alumina 4, and the particle size of the alumina is 10-20 um.
The second embodiment is as follows:
a nanometer heat-dissipation antistatic coating comprises the following raw materials in percentage by weight: 48% of organic resin, 8% of diluent, 22% of antistatic powder and 22% of nano heat-dissipating carbon powder, wherein the nano heat-dissipating carbon powder comprises graphite, carbon nanotubes and graphene, and the ratio of the graphite to the carbon nanotubes to the graphene is 1: 10-15: 10-15, the antistatic powder is alumina, and the particle size of the alumina is 10-20 um.
The nano heat-dissipation antistatic coating has the advantages of good adhesive force, salt spray resistance, high heat-dissipation antistatic and electromagnetic wave resistant coatings, easiness in manufacturing, low cost, suitability for large-scale production and convenience in use and maintenance. The organic resin in the nano heat-dissipation antistatic coating has excellent performances of low density, temperature resistance, low thermal expansion coefficient, corrosion resistance and the like, and because the organic resin has mutually communicated and open pores, the antistatic powder and the nano heat-dissipation carbon powder are in the pores of the organic resin; the antistatic powder is alumina powder and has high-efficiency antistatic performance, an antistatic gel layer is formed to enable the heat dissipation layer to generate static elimination in rapid radiation dissipation heat exchange, and graphite in the nano heat dissipation carbon powder is in organic resin to form high-efficiency electromagnetic wave resistant protection performance; the carbon nanotubes and graphene in the nano heat dissipation carbon powder form a heat dissipation layer on the surface of the graphite, and the carbon nanotubes and graphene have extremely high specific surface areas, so that the carbon nanotubes and graphene have good heat radiation thermal conductivity.
A process for preparing a nano heat-dissipating antistatic coating, which comprises the following steps:
step 1, preparing raw materials according to the raw material composition of the nanometer heat-dissipation antistatic coating;
step 2, adding the antistatic powder into organic resin for fully grinding and stirring;
step 3, pre-mixing the nano heat-dissipating carbon powder;
and 4, adding the premixed nano heat dissipation carbon powder into the organic resin obtained in the step 2, grinding and stirring for the second time, and obtaining the nano heat dissipation antistatic coating after stirring.
A nano heat-dissipating antistatic material comprises a substrate, the surface of the substrate is provided with the nano heat-dissipating antistatic coating,
the base material is one or more alloy materials of metal copper, metal aluminum, metal iron and metal products, and can be made into metal foils, metal plates, metal pipes and aluminum extruded parts;
the nanometer heat-dissipation antistatic coating forms an antistatic gel layer, an anti-electromagnetic wave protective layer and a heat dissipation layer outside the substrate; the antistatic gel layer is formed by resin and antistatic powder, and the electromagnetic wave resistant protective layer and the heat dissipation layer are formed by resin and nanometer heat dissipation carbon powder.
The third concrete embodiment:
a nano heat-dissipating antistatic material comprises a substrate, the surface of the substrate is provided with the nano heat-dissipating antistatic coating,
the base material is metal aluminum, and the surface of the metal aluminum is sprayed with nano heat-dissipation antistatic coating.
The nano heat dissipation antistatic material is detected by the following method:
s1, setting the direct current stabilized voltage power supply to a target wattage of 13W, heating the T-Case temperature of the copper block of the simulated heat source to a steady state, and heating the device;
s2, mounting experimental heat sinks on the surface of the copper block of the simulated heat source respectively, using Gap Pad as a heat conducting medium in the middle, continuously heating with target wattage of 10W after the mounting is finished, and reaching heat balance after waiting for about 30 minutes;
s3, recording the T-Case temperature of the copper block of the simulated heat source, the average temperature of the laboratory environment (5 temperature measuring points are detected in a one-meter range of the test platform, the average value of the environmental temperature is monitored), and the wattage of the power supply after confirming the heat balance;
and S4, calculating the temperature difference between the T-Case temperature of the copper block of the simulated heat source and the average ambient temperature.
The final results are shown in the following table:
test fruit:
remarking: the value of the heat dissipation is: the smaller the value of the temperature difference between the T-Case temperature of the heating copper block and the ambient temperature, the better the heat dissipation capability.
The invention provides a nano heat-dissipation antistatic material, wherein a substrate gathers a heat source, and a nano heat-dissipation antistatic coating has excellent heat dissipation performance, and the nano heat-dissipation antistatic coating is attached to the substrate and can quickly radiate and dissipate heat collected by the heat-gathering source, compared with the substrate without a heat-dissipation coating, the nano heat-dissipation antistatic material is used for detection, and through detection, compared with the traditional aluminum heat-dissipation substrate, a radiator using the nano heat-dissipation antistatic material provided by the invention has the advantages that the temperature is reduced by 12.5 ℃, the antistatic performance is improved by 2KV, the electromagnetic wave resistance is improved by 5-15 dB, and a certain antistatic and electromagnetic wave resistance function is realized on the basis of excellent heat conductivity.
The above description is only an embodiment of the present invention, but the design concept of the present invention is not limited thereto, and any insubstantial modifications made by using the design concept should fall within the scope of infringing the present invention.
Claims (10)
1. The nanometer heat-dissipation antistatic coating is characterized by comprising the following raw materials in percentage by weight: 40-50% of organic resin, 3-8% of diluent, 20-30% of antistatic powder and 20-30% of nano heat-dissipation carbon powder, wherein the antistatic powder and the heat-dissipation carbon powder are alternately arranged through the organic resin.
2. The nano heat-dissipating antistatic coating of claim 1, wherein: the nano heat dissipation carbon powder comprises one or more of graphite, carbon nanotubes and graphene.
3. The nano heat-dissipating antistatic coating of claim 2, wherein: the particle size of the carbon nanotube is 10-20 nm, the particle size of the graphite is 50-100 um, and the particle size of the graphene is 5-15 nm.
4. The nano heat-dissipating antistatic coating of claim 3, wherein: the antistatic powder is aluminum oxide.
5. The nano heat-dissipating antistatic coating of claim 4, wherein: the particle size of the alumina is 10-20 um.
6. A process for preparing a nano heat-dissipating antistatic coating, which is prepared according to any one of the preparation requirements 1 to 5, comprises the following steps:
step 1, preparing raw materials according to the raw material composition of the nanometer heat-dissipation antistatic coating;
step 2, adding the antistatic powder into organic resin for fully grinding and stirring;
step 3, pre-mixing the nano heat-dissipating carbon powder;
and 4, adding the premixed nano heat dissipation carbon powder into the organic resin obtained in the step 2, grinding and stirring for the second time, and obtaining the nano heat dissipation antistatic coating after stirring.
7. A nano-meter heat-dissipating antistatic material includes a substrate, and is characterized in that: the nano heat-dissipation antistatic coating as claimed in claims 1 to 5 is disposed on the surface of the substrate, and forms an antistatic gel layer, an anti-electromagnetic wave protective layer and a heat dissipation layer outside the substrate.
8. The nano-meter heat-dissipating antistatic material of claim 7, wherein: the base material is one or more alloy materials of metal copper, metal aluminum, metal iron and metal products.
9. The nano-meter heat-dissipating antistatic material of claim 8, wherein: the substrate comprises a metal foil, a metal plate, a metal pipe fitting and an aluminum extrusion part.
10. The nano-meter heat-dissipating antistatic material of claim 7, wherein: the nano heat-dissipation antistatic coating is arranged on the surface of the substrate in a spraying manner.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910873486.2A CN110607087A (en) | 2019-09-17 | 2019-09-17 | Nano heat dissipation antistatic material, nano heat dissipation antistatic coating and manufacturing process thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910873486.2A CN110607087A (en) | 2019-09-17 | 2019-09-17 | Nano heat dissipation antistatic material, nano heat dissipation antistatic coating and manufacturing process thereof |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN110607087A true CN110607087A (en) | 2019-12-24 |
Family
ID=68891377
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201910873486.2A Pending CN110607087A (en) | 2019-09-17 | 2019-09-17 | Nano heat dissipation antistatic material, nano heat dissipation antistatic coating and manufacturing process thereof |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN110607087A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115651446A (en) * | 2022-06-29 | 2023-01-31 | 福州集宝金属科技有限公司 | Preparation method of heat dissipation coating |
-
2019
- 2019-09-17 CN CN201910873486.2A patent/CN110607087A/en active Pending
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115651446A (en) * | 2022-06-29 | 2023-01-31 | 福州集宝金属科技有限公司 | Preparation method of heat dissipation coating |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN108192576B (en) | Liquid metal thermal interface material and preparation method and application thereof | |
| KR101442070B1 (en) | Radiant heat sheet comprising complex of graphene, graphite nanoplate, carbon nanotube and nanometal, and preparing method thereof | |
| JP3173569U (en) | Thin metal substrate with high thermal conductivity | |
| CN102775865B (en) | Radiating paint, and preparation method and application thereof | |
| CN104152035B (en) | Oiliness heat loss through radiation coating and preparation method thereof | |
| CN110804735B (en) | Heat conduction radiation heat dissipation composite coating suitable for titanium alloy | |
| CN110607087A (en) | Nano heat dissipation antistatic material, nano heat dissipation antistatic coating and manufacturing process thereof | |
| CN103834258A (en) | Nanometer diamond heat-dispersing energy-saving environmental-protection thin film coating, and preparation method and application method thereof | |
| JP2024508000A (en) | Electric infrared heating film, its preparation method, electric infrared heating device | |
| CN109266178A (en) | A kind of LED light source heat radiation coating and its application | |
| TW201538651A (en) | Heat dissipation paint solution, its application and heat dissipation device | |
| Wang et al. | Radiation cooling for heat sinks with high emissivity lanthanum aluminate ceramic coating | |
| CN115404001B (en) | Corrosion-resistant film with high emissivity and high thermal conductivity as well as preparation method and application thereof | |
| CN104152051A (en) | Water-based radiation heat-loss paint and preparation method thereof | |
| TW202214788A (en) | Heat dissipating anti-static nano-material, heat dissipating anti-static nano-coating composition, and manufacturing method thereof | |
| CN209147009U (en) | A kind of car light radiator | |
| Li et al. | Improved lateral heat spreading performance for polyvinylidene fluoride composite film comprising silver nanowire in light-emitting diode | |
| CN108753087B (en) | Copper foil graphite allyl acid resin high-thermal-conductivity composite material and preparation method thereof | |
| Lv et al. | Significant improvement in the interface thermal conductivity of graphene-nanoplatelets/silicone composite | |
| CA2812838A1 (en) | Heat-conducting and heat-dissipating nano-material, method for preparation thereof and heat-dissipating system | |
| Han et al. | Carbon nano-capsule coating for high-power LED thermal management | |
| CN109334155B (en) | Graphene-copper composite heat dissipation film and preparation method and application thereof | |
| KR101464081B1 (en) | Heat transfer plate having diamond and the manufacturing methods thereof | |
| Lin et al. | A study on microstructure and dielectric performances of alumina/copper composites by plasma spray coating | |
| Ramesh et al. | Experimental investigation of carbon nanotube coated heat sink for LED thermal management |
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 | ||
| RJ01 | Rejection of invention patent application after publication |
Application publication date: 20191224 |
|
| RJ01 | Rejection of invention patent application after publication |