CN108251072A - A kind of preparation method of liquid metal composite phase-change material - Google Patents
A kind of preparation method of liquid metal composite phase-change material Download PDFInfo
- Publication number
- CN108251072A CN108251072A CN201810179572.9A CN201810179572A CN108251072A CN 108251072 A CN108251072 A CN 108251072A CN 201810179572 A CN201810179572 A CN 201810179572A CN 108251072 A CN108251072 A CN 108251072A
- Authority
- CN
- China
- Prior art keywords
- liquid metal
- preparation
- composite phase
- carbon nanotube
- change material
- 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.)
- Granted
Links
Classifications
-
- C—CHEMISTRY; METALLURGY
- C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
- C09K—MATERIALS FOR MISCELLANEOUS APPLICATIONS, NOT PROVIDED FOR ELSEWHERE
- C09K5/00—Heat-transfer, heat-exchange or heat-storage materials, e.g. refrigerants; Materials for the production of heat or cold by chemical reactions other than by combustion
- C09K5/02—Materials undergoing a change of physical state when used
- C09K5/06—Materials undergoing a change of physical state when used the change of state being from liquid to solid or vice versa
- C09K5/063—Materials absorbing or liberating heat during crystallisation; Heat storage materials
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
- Y02P20/00—Technologies relating to chemical industry
- Y02P20/10—Process efficiency
Landscapes
- Chemical & Material Sciences (AREA)
- Engineering & Computer Science (AREA)
- Physics & Mathematics (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Combustion & Propulsion (AREA)
- Thermal Sciences (AREA)
- Materials Engineering (AREA)
- Organic Chemistry (AREA)
- Carbon And Carbon Compounds (AREA)
Abstract
A kind of preparation method of liquid metal composite phase-change material, belongs to shaped composite phase-change material field.First the water-soluble metal salt of different proportion, carbon nanotube and Kynoar raw material are uniformly mixed, is placed in the mold of specific shape and dries, finally the metal salt of dissolving the inside obtains the flexible carbon nano tube sponge of specific shape in the hot water.The carbon nanotube sponge carrier material and liquid metal of preparation are placed under vacuum environment simultaneously using melt impregnation, suitable temperature is selected to melt liquid metal core material, liquid metal core material is adsorbed using the duct of carbon nanotube sponge carrier material under vacuum conditions among being limited in duct, then cooling obtains liquid metal composite phase-change material.The CPU high efficiency and heat radiations of the achievable different temperatures range of the present invention；The controllable preparation of pore passage structure is realized by feed change type and ratio；The shaped composite phase-change material of encapsulation can solve electronic element circuit short circuit problem caused by liquid metal flows freely, while can also meet dynamic flexible electronic component heat dissipation.
Description
Technical field
The invention belongs to shaped composite phase-change material fields, and in particular to a kind of preparation of liquid metal composite phase-change material
Method.
Background technology
Electronic radiation is related to the life and reliability of electronic equipment, is a bottle for influencing current electronics industry development
Neck.Along with electronic industry high-performance, micromation, the development of integrated three main trend, heat dissipation problem is more and more prominent.It is especially right
For the higher chip of thermic load susceptibility, accumulation of the heat at chip will seriously affect its stability and service life.
Research shows that if the operating temperature of Single Electron element increases 10 DEG C, reliability if, can reduce 50%；And the failure of CPU
Problem is as caused by overheat mostly.If the amount of heat that CPU work generates not in time dissipation to external environment, gently if cause
It crashes, it is heavy then chip may be burnt.With the continuous upgrading of cpu performance, heat dissipation technology is by wind-cooling heat dissipating, heat pipe heat radiation
The more high-tech such as water-cooling, heat-conducting silicone grease heat dissipation are risen to, but still fail to fully meet demand of the people to chip cooling.And
The thermal conductivity of liquid metal breaks through conventional thermal conductive several times, and radiating efficiency can be made more efficient.
Liquid metal typically refers to the alloy functional material being in a liquid state at normal temperatures, such as metal of the fusing point below 30 DEG C and
Its alloy material is also included within the low melting point alloy being in a liquid state in 40 DEG C of -300 DEG C of operation temperature areas.Liquid metal has molten
It the features such as low, high heat conductance/conductivity of point, property stabilization, high temperature resistant, not volatile, asepsis environment-protecting, can be according to different demands tune
The technical parameters such as its whole fusing point, adhesiveness, mobility, conductivity, thermal conductivity.It is for ultra-small volume, low-power consumption, low noise
The requirement experienced to high-quality, at present liquid metal be mainly used for high-end CPU heat dissipation.Although liquid metal can be sufficient filling with heat
Interface microvoid greatlys improve the thermal conduction rate of heater and heat dissipation interface, makes radiating efficiency higher, but due to liquid
Metal is at work in liquid, so electronic circuit short circuit problem is easy to cause, this normal operation that will directly affect CPU,
CPU even can be damaged.Therefore, we utilize carbon nanotube and Kynoar (Poly by template of water-soluble metal salt
(vinylidene fluoride), PVDF) synthesis controlled shape flexible carbon nano tube sponge, for encapsulating system liquid metal
It is standby into shaped composite phase-change material (Shape Stabilized Phase Change Materials, ss-PCMs), this side
Liquid metal is fixed on inside sponge duct by method, can be efficiently solved line short caused by liquid metal flows freely and be asked
Topic.In addition, carbon nanotube sponge has flexibility well, different shapes can be made, dynamic flexible electronic can be met
Element radiating, therefore with more extensive cooling application prospect.
Invention content
It is an object of the present invention to using water-soluble metal salt as template, carbon nanotube and Kynoar are prepared for raw material
Flexible carbon nano tube sponge, and then prepare a kind of novel liquid metal composite phase-change using duct encapsulation liquid metal phase change core material
Material so as to develop a kind of simplification, rapid, greenization novel liquid metal composite phase-change material, improves electronic component
The heat dissipation performance of CPU, the shaped composite phase-change material of preparation can efficiently solve circuit caused by liquid metal flows freely
Short circuit problem, while liquid metal selection diversification, can meet the CPU high efficiency and heat radiations of different temperatures range, can also meet
Dynamic flexible electronic component heat dissipation.
Technical scheme of the present invention：1) physical mixed method is used first by the water-soluble metal salt of different proportion, carbon nanometer
Pipe and Kynoar raw material are uniformly mixed, and are placed in the mold of specific shape, are subsequently placed in the regular hour in 200 DEG C of baking ovens
The block materials of specific shape are obtained, finally places it in hot water and thoroughly dissolves the metal salt of the inside so as to obtain specific shape
Flexible carbon nano tube sponge.Wherein, the flexible carbon nano tube sponge of different pore size can be obtained by adjusting the ratio of raw material, so as to
Preferably match different types of liquid metal core material；2) using melt impregnation, by the carbon nanotube sponge carrier material of preparation
Material and liquid metal are placed under vacuum environment simultaneously, according to the type of liquid metal core material, suitable temperature are selected to be melted,
Liquid metal core material is adsorbed using the duct of carrier material under vacuum conditions among being limited in duct, then cooling obtains new
Type liquid metal composite phase-change material.
Specifically preparation process is：
(1) preparation of flexible carbon nano tube sponge carrier：
Water-soluble metal salt, carbon nanotube and Kynoar raw material are uniformly mixed first, are subsequently placed in specific shape
Mold in be placed on 1-5h in 200-300 DEG C of baking oven.Above-mentioned product finally is placed in lotion in 50-90 DEG C of hot water repeatedly thoroughly to remove
The water-soluble metal salt of the inside is removed, the flexible carbon nano tube sponge that 100-150 DEG C of vacuum drying 12-36h obtains specific shape carries
Body material.Wherein, water-soluble metal salt：Carbon nanotube：The mass ratio of Kynoar：1-10:1-100:1-10.
(2) preparation of liquid metal composite phase-change material：
The flexible carbon nano tube sponge carrier material of above-mentioned preparation is vacuumized into 12-36h under the conditions of 100 DEG C, it will be internal
Duct open completely.Then the carbon nanotube sponge carrier material and liquid metal of vacuum processing are placed in vacuum simultaneously to burn
In bottle, according to the type of liquid metal core material, suitable temperature is selected to be melted, utilize carrier material under vacuum conditions
Duct by liquid metal core material absorption be limited in duct among, then cooling obtain novel liquid metal composite phase-change material.Its
In, the mass ratio of liquid metal core material and carbon nanotube sponge carrier is 1-100:1-100.
Further, the water-soluble metal salt includes：Sodium chloride, potassium chloride, magnesium chloride, calcium chloride, ammonium chloride, carbon
Sour sodium, potassium carbonate, sodium bicarbonate, saleratus, sodium sulphate, potassium sulfate, niter cake, potassium acid sulfate, sodium hydroxide, hydroxide
The one or more therein such as potassium.
Further, the liquid metal core material includes：Bi20Pb20Hg60(20℃)、Bi45Pb23Sn8Cd5In19(47
℃)、Bi49Pb18Sn12In21(57℃)、Bi50Pb27Sn13Cd10(70℃)、Bi52Pb40Cd8(92℃)、Bi53Pb32Sn15(96
℃)、Bi54Pb26Cd20(103℃)、Bi55.5Pb44.5(124℃)、Bi56Sn40Zn4(130℃)、Bi29Pb43Sn28(132℃)、
Bi57Sn43(138℃)、Pb32Sn50Cd18(145℃)、Bi50Pb50One or more therein, wherein index number such as (160 DEG C)
Represent ingredient percentage composition, temperature representative fusing point.
The advantage of the invention is that：1) a kind of simplification, rapid, greenization novel liquid metal composite phase-change are developed
Material；2) liquid metal selection diversification can realize the CPU high efficiency and heat radiations of different temperatures range；3) pore passage structure is adjustable, can
To be effectively prevented electronic element circuit short circuit problem caused by liquid metal flows freely, while can also meet dynamic soft
Property electronic element radiating.
Description of the drawings
Fig. 1 is the flexible demonstration graph of carbon nanotube sponge that case study on implementation 1 of the present invention obtains.
Fig. 2 is the SEM of carbon nanotube sponge that case study on implementation 1 of the present invention obtains.
Fig. 3 is the TEM of carbon nanotube sponge that case study on implementation 1 of the present invention obtains.
Fig. 4 is the Raman of carbon nanotube sponge that case study on implementation 1 of the present invention obtains.
Specific embodiment
Technical scheme of the present invention is described further with reference to specific embodiment.
Case study on implementation 1
(1) preparation of flexible carbon nano tube sponge carrier material：
1g Kynoar, 7g sodium chloride and 0.2g carbon nanotube mechanical mixtures is uniform, it is then added to cylinder pattern
In tool, 4h in 200 DEG C of baking ovens is placed in, product is taken out and is immersed in 90 DEG C of hot water the thoroughly sodium chloride of dissolving the inside, finally 100
Drying obtains cylindrical type flexible carbon nano tube sponge carrier material for 24 hours in DEG C vacuum drying oven, wherein flexible demonstration as shown in Figure 1,
SEM as shown in Fig. 2, TEM as shown in figure 3, Raman is as shown in Figure 4.
(2) preparation of liquid metal composite phase-change material：
The flexible carbon nano tube sponge carrier material of above-mentioned preparation is vacuumized for 24 hours under the conditions of 100 DEG C, by internal hole
It opens completely in road.Then by the carbon nanotube sponge carrier material of vacuum processing and liquid metal Bi45Pb23Sn8Cd5In19Together
When be placed in vacuum flask, be heated to 50 DEG C and melted, under vacuum conditions using the duct of carrier material by liquid metal
Bi45Pb23Sn8Cd5In19Absorption is limited among duct, and then cooling obtains novel liquid metal Bi45Pb23Sn8Cd5In19It is multiple
Close phase-change material.
Case study on implementation 2
(1) preparation of flexible carbon nano tube sponge carrier material：
0.8g Kynoar, 5g sodium chloride and 0.3g carbon nanotube mechanical mixtures is uniform, it is then added to positive square
In mold, 2h in 220 DEG C of baking ovens is placed in, product is taken out and is immersed in 80 DEG C of hot water the thoroughly sodium chloride of dissolving the inside, finally exist
Dry 18h obtains positive square flexible carbon nano tube sponge carrier material in 120 DEG C of vacuum drying ovens.
(2) preparation of liquid metal composite phase-change material：
The flexible carbon nano tube sponge carrier material of above-mentioned preparation is vacuumized into 18h under the conditions of 100 DEG C, by internal hole
It opens completely in road.Then by the carbon nanotube sponge carrier material of vacuum processing and liquid metal Bi49Pb18Sn12In21Simultaneously
It is placed in vacuum flask, is heated to 60 DEG C and is melted, under vacuum conditions using the duct of carrier material by liquid metal
Bi49Pb18Sn12In21Absorption is limited among duct, and then cooling obtains novel liquid metal Bi49Pb18Sn12In21Compound phase
Become material.
Case study on implementation 3
(1) preparation of flexible carbon nano tube sponge carrier material：
0.6g Kynoar, 6g sodium chloride and 0.5g carbon nanotube mechanical mixtures is uniform, it is then added to rectangle
In mold, 1h in 240 DEG C of baking ovens is placed in, product is taken out and is immersed in 85 DEG C of hot water the thoroughly sodium chloride of dissolving the inside, finally exist
Dry 20h obtains rectangle flexible carbon nano tube sponge carrier material in 140 DEG C of vacuum drying ovens.
(2) preparation of liquid metal composite phase-change material：
The flexible carbon nano tube sponge carrier material of above-mentioned preparation is vacuumized into 20h under the conditions of 100 DEG C, by internal hole
It opens completely in road.Then by the carbon nanotube sponge carrier material of vacuum processing and liquid metal Bi50Pb27Sn13Cd10Simultaneously
It is placed in vacuum flask, is heated to 75 DEG C and is melted, under vacuum conditions using the duct of carrier material by liquid metal
Bi50Pb27Sn13Cd10Absorption is limited among duct, and then cooling obtains novel liquid metal Bi50Pb27Sn13Cd10Compound phase
Become material.
Case study on implementation 4
(1) preparation of flexible carbon nano tube sponge carrier material：
0.5g Kynoar, 10g sodium chloride and 0.8g carbon nanotube mechanical mixtures is uniform, it is then added to diamond pattern mould
In tool, 5h in 250 DEG C of baking ovens is placed in, product is taken out and is immersed in 80 DEG C of hot water the thoroughly sodium chloride of dissolving the inside, finally 120
Dry 36h obtains diamond pattern flexible carbon nano tube sponge carrier material in DEG C vacuum drying oven.
(2) preparation of liquid metal composite phase-change material：
The flexible carbon nano tube sponge carrier material of above-mentioned preparation is vacuumized into 36h under the conditions of 100 DEG C, by internal hole
It opens completely in road.Then by the carbon nanotube sponge carrier material of vacuum processing and liquid metal Bi52Pb40Cd8It is placed in simultaneously
It in vacuum flask, is heated to 95 DEG C and is melted, under vacuum conditions using the duct of carrier material by liquid metal
Bi52Pb40Cd8Absorption is limited among duct, and then cooling obtains novel liquid metal Bi52Pb40Cd8Composite phase-change material.
Claims (4)
1. a kind of preparation method of liquid metal composite phase-change material, it is characterised in that preparation process is：
1) water-soluble metal salt of different proportion, carbon nanotube and Kynoar raw material are mixed using physical mixed method first
Uniformly, it is placed in the mold of specific shape, being subsequently placed in the regular hour in 200 DEG C of baking ovens obtains the block material of specific shape
Material finally places it in hot water and thoroughly dissolves the metal salt of the inside so as to obtain the flexible carbon nano tube sponge of specific shape；
Wherein, the flexible carbon nano tube sponge of different pore size can be obtained by adjusting the ratio of raw material, so as to preferably match different type
Liquid metal core material；
2) using melt impregnation, the carbon nanotube sponge carrier material and liquid metal of preparation are placed in vacuum environment simultaneously
Under, according to the type of liquid metal core material, suitable temperature is selected to be melted, utilize the hole of carrier material under vacuum conditions
Road by liquid metal core material absorption be limited in duct among, then cooling obtain liquid metal composite phase-change material.
2. a kind of preparation method of liquid metal composite phase-change material as described in claim 1, it is characterised in that specific to prepare step
Suddenly it is：
(1) preparation of flexible carbon nano tube sponge carrier：
Water-soluble metal salt, carbon nanotube and Kynoar raw material are uniformly mixed first, are subsequently placed in the mould of specific shape
1-5h in 200-300 DEG C of baking oven is placed in tool；Finally above-mentioned product is placed in 50-90 DEG C of hot water in lotion repeatedly thoroughly removes
The water-soluble metal salt in face, 100-150 DEG C of vacuum drying 12-36h obtain the flexible carbon nano tube sponge carrier material of specific shape
Material；Wherein, water-soluble metal salt：Carbon nanotube：The mass ratio of Kynoar：1-10:1-100:1-10；
(2) preparation of liquid metal composite phase-change material：
The flexible carbon nano tube sponge carrier material of above-mentioned preparation is vacuumized into 12-36h under the conditions of 100 DEG C, by internal hole
It opens completely in road；Then the carbon nanotube sponge carrier material and liquid metal of vacuum processing are placed in vacuum flask simultaneously
In, according to the type of liquid metal core material, suitable temperature is selected to be melted, utilize the hole of carrier material under vacuum conditions
Road by liquid metal core material absorption be limited in duct among, then cooling obtain liquid metal composite phase-change material；Wherein, liquid
The mass ratio of metal core material and carbon nanotube sponge carrier is 1-100:1-100.
A kind of 3. preparation method of liquid metal composite phase-change material as claimed in claim 1 or 2, it is characterised in that the water
Soluble metal salts includes：Sodium chloride, potassium chloride, magnesium chloride, calcium chloride, ammonium chloride, sodium carbonate, potassium carbonate, sodium bicarbonate, carbonic acid
Hydrogen potassium, sodium sulphate, potassium sulfate, niter cake, potassium acid sulfate, sodium hydroxide, potassium hydroxide one or more therein.
A kind of 4. preparation method of liquid metal composite phase-change material as claimed in claim 1 or 2, it is characterised in that the liquid
State metal core material includes：Bi20Pb20Hg60(20℃)、Bi45Pb23Sn8Cd5In19(47℃)、Bi49Pb18Sn12In21(57℃)、
Bi50Pb27Sn13Cd10(70℃)、Bi52Pb40Cd8(92℃)、Bi53Pb32Sn15(96℃)、Bi54Pb26Cd20(103℃)、
Bi55.5Pb44.5(124℃)、Bi56Sn40Zn4(130℃)、Bi29Pb43Sn28(132℃)、Bi57Sn43(138℃)、Pb32Sn50Cd18
(145℃)、Bi50Pb50(160 DEG C) one or more therein, wherein index number represent ingredient percentage composition, temperature representative
Fusing point.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810179572.9A CN108251072B (en) | 2018-03-05 | 2018-03-05 | Preparation method of liquid metal composite phase-change material |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810179572.9A CN108251072B (en) | 2018-03-05 | 2018-03-05 | Preparation method of liquid metal composite phase-change material |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN108251072A true CN108251072A (en) | 2018-07-06 |
| CN108251072B CN108251072B (en) | 2020-08-25 |
Family
ID=62744113
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201810179572.9A Expired - Fee Related CN108251072B (en) | 2018-03-05 | 2018-03-05 | Preparation method of liquid metal composite phase-change material |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN108251072B (en) |
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110684142A (en) * | 2019-10-29 | 2020-01-14 | 追信数字科技有限公司 | Manufacturing method of honeycomb solid-liquid composite heat dissipation material for CPU heat dissipation |
| CN110776706A (en) * | 2019-10-29 | 2020-02-11 | 追信数字科技有限公司 | Method for manufacturing CPU heat dissipation material by heat absorption, heat transfer and radiation combined mechanism |
| CN110872490A (en) * | 2019-12-10 | 2020-03-10 | 北京科技大学 | Medium-low temperature tubular carbon fiber composite phase change material and preparation method thereof |
| CN111417282A (en) * | 2019-01-04 | 2020-07-14 | 清华大学 | Heat sink and electronic device using the same |
| CN113106570A (en) * | 2021-03-16 | 2021-07-13 | 南通纺织丝绸产业技术研究院 | Composite electrochromic material and preparation method and application thereof |
| CN115260569A (en) * | 2022-09-09 | 2022-11-01 | 江苏海洋大学 | Preparation method and application of high-molecular sponge sensing material based on rigid-flexible two-component conductive filler |
Citations (15)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103084074A (en) * | 2013-01-16 | 2013-05-08 | 天津工业大学 | Hydrophilic polyvinylidene fluoride modified separation membrane and preparation method thereof |
| CN103146018A (en) * | 2013-02-08 | 2013-06-12 | 上海中科高等研究院 | Preparation method of large-rate discharge porous diaphragm material and application of material |
| US8604623B2 (en) * | 2004-11-12 | 2013-12-10 | International Business Machines Corporation | Self orienting micro plates of thermally conducting material as component in thermal paste or adhesive |
| CN103467895A (en) * | 2013-08-23 | 2013-12-25 | 上海交通大学 | Preparation method of flower-shaped nano-microstructure zinc oxide filled composite with high heat conductivity |
| CN104530614A (en) * | 2014-12-25 | 2015-04-22 | 武汉工程大学 | Porous polyvinylidene fluoride-carbon nanotube composite material and preparation method thereof |
| CN104831106A (en) * | 2015-03-27 | 2015-08-12 | 东莞劲胜精密组件股份有限公司 | Graphene and liquid metal composite material and preparation method thereof |
| CN105038716A (en) * | 2015-07-03 | 2015-11-11 | 中国科学院理化技术研究所 | Anisotropic heat conduction material and preparation method thereof |
| US20160108301A1 (en) * | 2014-10-16 | 2016-04-21 | Hudson Gencheng Shou | High-efficiency coolant for electronic systems |
| CN106190041A (en) * | 2016-07-14 | 2016-12-07 | 北京科技大学 | A kind of preparation method of 3D porous carbon skeleton base composite phase-change material |
| CN106693726A (en) * | 2015-11-18 | 2017-05-24 | 天津工业大学 | Formula for preparing polyvinylidene fluoride and carbon nanotube composite film and preparation method of formula |
| CN106753252A (en) * | 2015-11-25 | 2017-05-31 | 常德力元新材料有限责任公司 | A kind of composite phase-change heat-storage material and preparation method thereof |
| CN106957634A (en) * | 2017-03-03 | 2017-07-18 | 北京科技大学 | A kind of preparation method of graphene mesoporous carbon base composite phase-change material |
| CN107052308A (en) * | 2017-03-16 | 2017-08-18 | 宁波新瑞清科金属材料有限公司 | A kind of compound liquid metal thermal interface material of foam copper |
| CN107501953A (en) * | 2017-09-20 | 2017-12-22 | 天津沃尔提莫新材料技术股份有限公司 | A kind of heat-conducting silicone grease of the filler containing liquid metal for conducting heat |
| CN107513377A (en) * | 2017-08-11 | 2017-12-26 | 深圳市大材液态金属科技有限公司 | High heat conduction lazy flow liquid metal |
-
2018
- 2018-03-05 CN CN201810179572.9A patent/CN108251072B/en not_active Expired - Fee Related
Patent Citations (15)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US8604623B2 (en) * | 2004-11-12 | 2013-12-10 | International Business Machines Corporation | Self orienting micro plates of thermally conducting material as component in thermal paste or adhesive |
| CN103084074A (en) * | 2013-01-16 | 2013-05-08 | 天津工业大学 | Hydrophilic polyvinylidene fluoride modified separation membrane and preparation method thereof |
| CN103146018A (en) * | 2013-02-08 | 2013-06-12 | 上海中科高等研究院 | Preparation method of large-rate discharge porous diaphragm material and application of material |
| CN103467895A (en) * | 2013-08-23 | 2013-12-25 | 上海交通大学 | Preparation method of flower-shaped nano-microstructure zinc oxide filled composite with high heat conductivity |
| US20160108301A1 (en) * | 2014-10-16 | 2016-04-21 | Hudson Gencheng Shou | High-efficiency coolant for electronic systems |
| CN104530614A (en) * | 2014-12-25 | 2015-04-22 | 武汉工程大学 | Porous polyvinylidene fluoride-carbon nanotube composite material and preparation method thereof |
| CN104831106A (en) * | 2015-03-27 | 2015-08-12 | 东莞劲胜精密组件股份有限公司 | Graphene and liquid metal composite material and preparation method thereof |
| CN105038716A (en) * | 2015-07-03 | 2015-11-11 | 中国科学院理化技术研究所 | Anisotropic heat conduction material and preparation method thereof |
| CN106693726A (en) * | 2015-11-18 | 2017-05-24 | 天津工业大学 | Formula for preparing polyvinylidene fluoride and carbon nanotube composite film and preparation method of formula |
| CN106753252A (en) * | 2015-11-25 | 2017-05-31 | 常德力元新材料有限责任公司 | A kind of composite phase-change heat-storage material and preparation method thereof |
| CN106190041A (en) * | 2016-07-14 | 2016-12-07 | 北京科技大学 | A kind of preparation method of 3D porous carbon skeleton base composite phase-change material |
| CN106957634A (en) * | 2017-03-03 | 2017-07-18 | 北京科技大学 | A kind of preparation method of graphene mesoporous carbon base composite phase-change material |
| CN107052308A (en) * | 2017-03-16 | 2017-08-18 | 宁波新瑞清科金属材料有限公司 | A kind of compound liquid metal thermal interface material of foam copper |
| CN107513377A (en) * | 2017-08-11 | 2017-12-26 | 深圳市大材液态金属科技有限公司 | High heat conduction lazy flow liquid metal |
| CN107501953A (en) * | 2017-09-20 | 2017-12-22 | 天津沃尔提莫新材料技术股份有限公司 | A kind of heat-conducting silicone grease of the filler containing liquid metal for conducting heat |
Non-Patent Citations (4)
| Title |
|---|
| LUYAN ETAL: "Preparation of poly(vinylidene fluoride)(pvdf) ultrafiltration membrane modified by nano-sized alumina(Al2O3) and its antifouling research", 《POLYMER》 * |
| 王金龙等: "多壁碳纳米管/聚偏氟乙烯高介电常数复合材料的制备与性能", 《复合材料学报》 * |
| 申忠彬: "Vrycul(维酷)液态金属产品护航特种计算机高效运行", 《现代工业经济与信息化》 * |
| 饶中浩等: "《储能技术概论》", 31 January 2017, 中国矿业大学出版社 * |
Cited By (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111417282A (en) * | 2019-01-04 | 2020-07-14 | 清华大学 | Heat sink and electronic device using the same |
| CN111417282B (en) * | 2019-01-04 | 2021-07-30 | 清华大学 | Heat sink and electronic device using the same |
| CN110684142A (en) * | 2019-10-29 | 2020-01-14 | 追信数字科技有限公司 | Manufacturing method of honeycomb solid-liquid composite heat dissipation material for CPU heat dissipation |
| CN110776706A (en) * | 2019-10-29 | 2020-02-11 | 追信数字科技有限公司 | Method for manufacturing CPU heat dissipation material by heat absorption, heat transfer and radiation combined mechanism |
| CN110872490A (en) * | 2019-12-10 | 2020-03-10 | 北京科技大学 | Medium-low temperature tubular carbon fiber composite phase change material and preparation method thereof |
| CN110872490B (en) * | 2019-12-10 | 2021-01-05 | 北京科技大学 | Medium-low temperature tubular carbon fiber composite phase change material and preparation method thereof |
| CN113106570A (en) * | 2021-03-16 | 2021-07-13 | 南通纺织丝绸产业技术研究院 | Composite electrochromic material and preparation method and application thereof |
| CN113106570B (en) * | 2021-03-16 | 2022-11-11 | 南通纺织丝绸产业技术研究院 | Composite electrochromic material and preparation method and application thereof |
| CN115260569A (en) * | 2022-09-09 | 2022-11-01 | 江苏海洋大学 | Preparation method and application of high-molecular sponge sensing material based on rigid-flexible two-component conductive filler |
Also Published As
| Publication number | Publication date |
|---|---|
| CN108251072B (en) | 2020-08-25 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN108251072A (en) | A kind of preparation method of liquid metal composite phase-change material | |
| Nai et al. | Tailoring the shape of amorphous nanomaterials: recent developments and applications | |
| CN103956473A (en) | CuO-Cu2O/graphene nano compound material and preparation method thereof | |
| CN103131396A (en) | Thermal interface material and manufacturing method thereof | |
| CN110265225B (en) | Method for preparing nitrogen-doped three-dimensional porous carbon microsphere loaded molybdenum carbide/molybdenum nitride and iron nanoparticle composite material | |
| CN104754926A (en) | Heat-conducting sheet and production method of base plate thereof | |
| CN102527927A (en) | Grid mould release agent | |
| US8753552B2 (en) | Heat sink and manufacturing method of porous graphite | |
| CN107383560B (en) | A kind of high efficiency composition heat sink material and preparation method thereof for semiconductor devices | |
| CN106573780A (en) | Method for producing porous graphite, and porous graphite | |
| CN104973592B (en) | Liquid-phase oriented preparation method of high-electric-conductive and high-heat-conductive graphene film | |
| CN104231498B (en) | A kind of aluminum particulate/PVDF polymer dielectric and preparation method thereof | |
| CN104861831A (en) | Graphene coating, graphene cooling fin and manufacturing methods of graphene coating and graphene cooling fin | |
| CN110330943B (en) | Preparation method of liquid metal high-thermal-conductivity composite material | |
| KR101476744B1 (en) | Porous heat radiantion structure and manufacturing method for the same | |
| CN103555986B (en) | Method for preparing (Bi0.8Sb0.2)2Te3 nano thermoelectric material | |
| CN106159076B (en) | A kind of Cu2-xThe preparation method of Se/ graphene composite materials | |
| CN101857797A (en) | Carbon-based composite heat dissipation material and preparation method and application thereof | |
| CN205789937U (en) | A kind of nickel foam copper alloy heat sink | |
| CN102899713B (en) | Hydrothermal synthesis method for dumbbell-shaped Sb2Te3-Te heterostructure | |
| CN113230681A (en) | Composite micro-cavity porous curved surface micro-channel structure for liquid film boiling and preparation method thereof | |
| CN110739449A (en) | Preparation of Embedded FeS2Method for preparing three-dimensional microspheres surrounded by nitrogen/sulfur co-doped carbon nanosheets of nanoparticles | |
| JP2017126759A (en) | Method for manufacturing thermoelectric material, and thermoelectric device | |
| Panda et al. | Expanded graphite nanoparticles-based eutectic phase change materials for enhancement of thermal efficiency of pin–fin heat sink arrangement | |
| CN104144597B (en) | Heat-conduction-fiber-enhanced high heat conductivity graphite cooling fin and manufacturing method |
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 | ||
| GR01 | Patent grant | ||
| 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: 20200825 |