CN103146349A - N-octadecane phase change micro-emulsion as well as preparation method and application thereof - Google Patents
N-octadecane phase change micro-emulsion as well as preparation method and application thereof Download PDFInfo
- Publication number
- CN103146349A CN103146349A CN2013100814753A CN201310081475A CN103146349A CN 103146349 A CN103146349 A CN 103146349A CN 2013100814753 A CN2013100814753 A CN 2013100814753A CN 201310081475 A CN201310081475 A CN 201310081475A CN 103146349 A CN103146349 A CN 103146349A
- Authority
- CN
- China
- Prior art keywords
- octadecane
- phase transformation
- microemulsion
- octadecane phase
- tensio
- 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
Images
Landscapes
- Colloid Chemistry (AREA)
Abstract
The invention discloses an n-octadecane phase change micro-emulsion. The micro-emulsion comprises water and the following components in mass fraction: 5-40% of n-octadecane, 2-20% of surfactant, 0-20% of fatty alcohols and 0-3% of inorganic salts. The preparation method comprises the following steps of: firstly mixing n-octadecane, the surfactant, fatty alcohol and the inorganic salts according to the ratio of the mass fraction, then adding the remained water at 30-40 DEG C, stirring uniformly and standing to obtain the n-octadecane phase change micro-emulsion. The n-octadecane phase change micro-emulsion can be applied to a microelectronic system thermal management, and is used for micro-channel efficient heat dissipation cooling working medium in a thermal management system. The micro-emulsion and the application thereof have the advantages of high latent heat of phase change, wide applicable temperature range, good stability and the like.
Description
Technical field
The present invention relates to a kind of microemulsion and its preparation method and application, relate in particular to a kind of phase transformation microemulsion and its preparation method and application.
Background technology
The fast development of microelectronics impels various functional module Highgrade integrations, and chip temperature is constantly soaring, the heat flow density sharp increase of chip, and the heat dissipation problem that brings thus becomes increasingly conspicuous.Microchannel heat sink is a kind of emerging highly effective liquid cooling heat dissipation technology, just progressively be applied in the thermal management technology of large-scale integrated circuit and high-power die, its principle of work is to utilize cooling working medium to take away amount of heat when being mobile in passage, thereby reaches the cooling heat dissipation effect.At present, microchannel heat transmission cooling working medium is mainly water, although compare glassware for drinking water with general cooling working medium, larger specific heat is arranged, but under high heat flux and the limited condition of pump merit, it is less than normal that its thermal conductivity and specific heat capacity still seem, radiating efficiency is limited, consumption is very large, still can't satisfy actual required.For improving the apparent specific heat of cooling working medium, the methods that adopt are to disperse organic solid-liquid phase change material to prepare phase-change microcapsule suspension, phase-change emulsion etc. in base fluid more at present, but the microcapsule granule of phase-change microcapsule suspension and phase-change emulsion, phase transformation particle are at micron order, fluid viscosity is large, when being used for the microchannel, resistance to flow is large, even can pickup, stop up the microchannel, the consumption of pump merit is large.And microcapsule granule is organic materials, and thermal conductivity is low, makes the temperature at fluid center on the low side, and part does not undergo phase transition, and has reduced the enhancement of heat transfer effect; Milk sap is thermodynamic unstable system, carries out after the circulation of several solid-liquid phase change, breakdown of emulsion, demixing phenomenon occuring easily, causes product failure.
Summary of the invention
The technical problem to be solved in the present invention is to overcome the deficiencies in the prior art, provide that a kind of latent heat of phase change is high, broad application temperature range, good stability, can be used as the Octadecane phase transformation microemulsion of the cooling working medium of high efficiency and heat radiation, also correspondingly provide a kind of preparation method and application simple, that cost is low, preparation is easy to this Octadecane phase transformation microemulsion that fill a prescription.
For solving the problems of the technologies described above, the technical scheme that the present invention proposes is a kind of Octadecane phase transformation microemulsion, and described phase transformation microemulsion comprises the component of water and following massfraction:
Octadecane 5%～40%,
Tensio-active agent 2%～20%,
In above-mentioned Octadecane phase transformation microemulsion, it is composite more than or equal to one or more in 8 tensio-active agent that described tensio-active agent is preferably hydrophile-lipophile balance value (HLB value).
In above-mentioned Octadecane phase transformation microemulsion, described tensio-active agent is preferably technical grade agent material.Compare the high but expensive tensio-active agent of emulsifying power used in the prior art, the tensio-active agent that technical solution of the present invention preferably adopts can be the chemical industry byproduct, and is cheap and easy to get, wide material sources, and emulsifying power is excellent.
above-mentioned Octadecane phase transformation microemulsion is mainly oil-in-water system (O/W type), therefore, described tensio-active agent is preferably Tween80, Tween60, Tween40, Tween20, fatty alcohol-polyoxyethylene ether, alkylphenol polyoxyethylene, sodium lauryl sulphate, Sodium dodecylbenzene sulfonate, turkey red oil, polyoxyethylenated castor oil series (EL20, 30, 35, 40, 60, 80), polyoxyethylene hydrogenated castor oil series (CO40, RH40), sodium stearyl sulfate, the octadecyl Soxylat A 25-7, the octadecyl polyoxyethylene ether phosphate one or more.
In above-mentioned Octadecane phase transformation microemulsion, the preferred aliphatic alcohols that adopts short-and-medium chain length is as cosurfactant, and described aliphatic alcohols is preferably at least a in ethanol, n-propyl alcohol, Virahol, propyl carbinol, isopropylcarbinol, Pentyl alcohol, primary isoamyl alcohol, n-hexyl alcohol.In the microemulsion system of the invention described above, these preferred fat alcohol add the flexibility that can increase oil-water interfacial film, regulate the HLB value, reduce interfacial tension, make the interface be easy to bending, be conducive to the spontaneous formation of microemulsion, make the particle diameter of microemulsion less, system is more stable, is conducive to simultaneously increase water solubilization or the oil mass of system.
In above-mentioned Octadecane phase transformation microemulsion, described inorganic salts is preferably NaCl, KCl, CaCl
2, MgCl
2, AlCl
3In at least a.In the microemulsion system of the invention described above, these preferred inorganic salt add the electronic shell thickness that can regulate oil-water interfacial film, be beneficial to the formation of microemulsion, make system more stable, be beneficial to simultaneously increase-volume oil mass or the water yield of increase system.
In above-mentioned Octadecane phase transformation microemulsion, described Octadecane is preferably the 98%AR level.
In above-mentioned Octadecane phase transformation microemulsion, described phase transformation microemulsion is preferably clear or light blue microemulsion, and in described phase transformation microemulsion, the particle size distribution of dispersant liquid drop is preferably 10nm～100nm.
In the technical scheme of the invention described above, described Octadecane phase transformation microemulsion is take Octadecane as oil phase, under the effect of described tensio-active agent and preferred cosurfactant, oil water interfacial tension reduces greatly, even produce instantaneous negative interfacial tension, cause that spontaneous emulsification forms microemulsion, and keep its good stability; Based on this characteristic, breakdown of emulsion, layering etc. can not occur in the inner cyclic process of microchannel Octadecane phase transformation microemulsion of the present invention may cause the situation that lost efficacy, and acceptable life is longer.
As a total technical conceive, the present invention also provides a kind of preparation method of Octadecane phase transformation microemulsion, described Octadecane phase transformation microemulsion is above-mentioned Octadecane phase transformation microemulsion, this preparation method comprises the following steps: according to the ratio of above-mentioned massfraction, described Octadecane, tensio-active agent, organic alcohols and inorganic salts are mixed, add the water of surplus at 30 ℃～40 ℃ temperature, stir under 300rpm～500rpm condition, namely obtain Octadecane phase transformation microemulsion after standing under room temperature.Microemulsion method of discrimination the most intuitively is to observe its whether clear.After in the present invention, described each component being pressed the suitable proportion mixing, stir with certain stirring velocity under certain temperature, can obtain clear or nattier blue microemulsion, and the used water Macrodilution, make it still keep the transparent and homogeneous state.But due to the restriction of the phase transition temperature of oil phase in microemulsion system itself, microemulsion, might become opaque homogeneous semi-solid, but can again restore to the original state after temperature raises, and other performances can not be affected during lower than 18 ℃ in temperature.
As a total technical conceive, the present invention also provides a kind of application of Octadecane phase transformation microemulsion, above-mentioned Octadecane phase transformation microemulsion is applied in microelectronic system heat management field, and uses as the cooling working medium of the high efficiency and heat radiation of microchannel in the heat management system.When product Octadecane phase transformation microemulsion of the present invention uses in the microchannel high-efficiency scatterer as the cooling working medium of high efficiency and heat radiation, octadecane in microemulsion is phase change material, undergo phase transition when phase transformation temperature points and can absorb or discharge amount of heat, specific heat capacity can reach the several times of water, and radiating efficiency is better than water.In addition, because the Dispersed Phase Size of microemulsion is little, be generally 10nm～100nm, be thermodynamic stable system, even occuring, repeatedly phase transformation circulation still can keep its clear state, and other performances can not be affected, and therefore are better than the existing other materials such as phase-change emulsion and phase-change microcapsule suspension in application facet.
compared with prior art, the invention has the advantages that: not only composition is simple for Octadecane phase transformation microemulsion of the present invention, the preparation method is simple, gained octadecane phase transformation microemulsion latent heat of phase change is high, broad application temperature range, good stability, can be used as microchannel heat sink high efficiency cooling working medium, not only radiating efficiency is high for it, and be applicable to the heat management of various high-power equipment key componentses, may be used on the engine cool of vehicle, the power PC heat radiation, the light-emitting diode display heat radiation, energy-conservation energy storage and air-conditioning etc. other need to utilize phase change fluid to reach the field (but being not limited to these fields) of temperature regulation effect, have broad application prospects.
Description of drawings
Fig. 1 is the outward appearance photo after the bottling of Octadecane phase transformation microemulsion in the embodiment of the present invention 2, and as seen from Figure 1, product presents Tyndall effect under the single beam line.
Fig. 2 is the dispersed phase drop grain size distribution curve of Octadecane phase transformation microemulsion in the embodiment of the present invention 2.
Fig. 3 is the thermal infrared images figure that the microchannel heat sink in the embodiment of the present invention 4 passes into Octadecane phase transformation microemulsion front and back.
Embodiment
The invention will be further described with concrete preferred embodiment below in conjunction with Figure of description, but protection domain not thereby limiting the invention.
Embodiment 1:
A kind of Octadecane phase transformation microemulsion of the present invention, described phase transformation microemulsion is comprised of the component of following massfraction:
Octadecane 5%～40%,
Tensio-active agent 2%～20%,
Aliphatic alcohols 1%～10%,
Inorganic salts 0.25%～3% He
The water of surplus.
It is composite more than or equal to one or more in 8 tensio-active agent that above-mentioned tensio-active agent is preferably hydrophile-lipophile balance value (HLB value).
In above-mentioned Octadecane phase transformation microemulsion, tensio-active agent is technical grade agent material, can be specifically one or more in Tween80, Tween60, Tween40, Tween20, fatty alcohol-polyoxyethylene ether, alkylphenol polyoxyethylene, sodium lauryl sulphate, Sodium dodecylbenzene sulfonate, turkey red oil, polyoxyethylenated castor oil series (EL20,30,35,40,60,80), polyoxyethylene hydrogenated castor oil series (CO40, RH40), sodium stearyl sulfate, octadecyl Soxylat A 25-7, octadecyl polyoxyethylene ether phosphate.
In above-mentioned Octadecane phase transformation microemulsion, aliphatic alcohols is at least a in ethanol, n-propyl alcohol, Virahol, propyl carbinol, isopropylcarbinol, Pentyl alcohol, primary isoamyl alcohol, n-hexyl alcohol.
In above-mentioned Octadecane phase transformation microemulsion, inorganic salts is NaCl, KCl, CaCl
2, MgCl
2, AlCl
3In at least a.
Above-mentioned Octadecane phase transformation microemulsion is clear, and in the phase transformation microemulsion, the size distribution of dispersant liquid drop is 10nm～100nm.
Embodiment 2:
A kind of Octadecane phase transformation microemulsion of the present invention as shown in Figure 1, this phase transformation microemulsion includes 5g Octadecane (98%AR level), 0.97g octadecyl polyoxyethylene ether phosphate (technical grade), 0.15g Tween60,1.5g Pentyl alcohol, 0.53gNaCl and 10g water (common drinking water gets final product).
The preparation method of the Octadecane phase transformation microemulsion of the present embodiment comprises the following steps: first octadecyl polyoxyethylene ether phosphate, Tween60 and the 2.5g Pentyl alcohol with above-mentioned quality mixes, the Octadecane and the NaCl that add again above-mentioned quality, stir in 35 ℃ of water-baths, the water that adds surplus, system becomes clear by muddiness gradually, the standing product Octadecane phase transformation microemulsion that namely gets under room temperature, in this phase transformation microemulsion, Octadecane content is about 28wt.%.Use the Mastersizer2000 laser particle size analyzer that this product is tested, test curve as shown in Figure 2, as seen from Figure 2, the dispersed phase drop size distribution is more concentrated, the size distribution that can find out dispersant liquid drop in the phase transformation microemulsion is 10nm～100nm.
Embodiment 3:
A kind of Octadecane phase transformation microemulsion of the present invention, this phase transformation microemulsion includes 5g Octadecane (98%AR level), 0.88g castor oil polyoxyethylene ether (EL40), 1.25g RH40,3.3g propyl carbinol, 0.58gNaCl and 24g water (common drinking water gets final product).
The preparation method of the Octadecane phase transformation microemulsion of the present embodiment comprises the following steps: first EL40, RH40 and the propyl carbinol with above-mentioned quality mixes, the Octadecane, the NaCl that add again above-mentioned quality, stir in 35 ℃ of water-baths, add the aqueous systems of surplus to become clear by muddiness gradually, the standing product Octadecane phase transformation microemulsion that namely gets under room temperature, in this phase transformation microemulsion, Octadecane content is about 14wt.%.In Mastersizer2000 laser particle size analyzer test phase transformation microemulsion, the size distribution of dispersant liquid drop is 10nm～100nm.
Embodiment 4:
A kind of Octadecane phase transformation microemulsion of the present invention, this phase transformation microemulsion includes 5g Octadecane (98%AR level), 0.6g sodium lauryl sulphate, 1.1g Tween40,0.95g isopropylcarbinol, 0.08gNaCl and 10g water (common drinking water gets final product).
The preparation method of the Octadecane phase transformation microemulsion of the present embodiment comprises the following steps: first sodium lauryl sulphate, Tween40 and the isopropylcarbinol with above-mentioned quality mixes, the Octadecane, the NaCl that add again above-mentioned quality, stir in 35 ℃ of water-baths, the water that adds surplus, system becomes clear by muddiness gradually, the standing product Octadecane phase transformation microemulsion that namely gets under room temperature, in this phase transformation microemulsion, Octadecane content is about 28wt.%.In Mastersizer2000 laser particle size analyzer test phase transformation microemulsion, the size distribution of dispersant liquid drop is that in this example of 10nm～100nm(, surfactant content is higher limit 9%).
Embodiment 5:
A kind of Octadecane phase transformation microemulsion of the present invention, this phase transformation microemulsion includes 5g Octadecane (98%AR level), 0.78gTween80,0.34g CO40,0.82g n-hexyl alcohol, 0.11gNaCl and 5.45g water (common drinking water gets final product).
The preparation method of the Octadecane phase transformation microemulsion of the present embodiment comprises the following steps: first Tween80, CO40 and the n-hexyl alcohol with above-mentioned quality mixes, the Octadecane, the NaCl that add again above-mentioned quality, stir in 35 ℃ of water-baths, the water that adds surplus, system becomes clear by muddiness gradually, the standing product Octadecane phase transformation microemulsion that namely gets under room temperature, in this phase transformation microemulsion, Octadecane content is 40wt.%.In Mastersizer2000 laser particle size analyzer test phase transformation microemulsion, the size distribution of dispersant liquid drop is 10nm～100nm.
Embodiment 6:
A kind of Octadecane phase transformation microemulsion of the present invention, this phase transformation microemulsion includes 5g Octadecane (98%AR level), 1.83g fatty alcohol-polyoxyethylene ether, 0.66g alkylphenol polyoxyethylene, 1.04g primary isoamyl alcohol, 0.3gNaCl and 91g water (common drinking water gets final product).
The preparation method of the Octadecane phase transformation microemulsion of the present embodiment comprises the following steps: first fatty alcohol-polyoxyethylene ether, alkylphenol polyoxyethylene and the primary isoamyl alcohol with above-mentioned quality mixes, the Octadecane, the NaCl that add again above-mentioned quality, stir in 35 ℃ of water-baths, the water that adds surplus, system becomes clear by muddiness gradually, the standing product Octadecane phase transformation microemulsion that namely gets under room temperature, in this phase transformation microemulsion, Octadecane content is 5wt.%.In Mastersizer2000 laser particle size analyzer test phase transformation microemulsion, the size distribution of dispersant liquid drop is 10nm～100nm.
Embodiment 7:
Will be according to embodiment 2(or embodiment 3) in the 250g Octadecane phase transformation microemulsion for preparing of proportioning and preparation method be applied in the microelectronic system heat management, specifically Octadecane phase transformation microemulsion is placed in the 500ml large beaker, uses as microchannel high-efficiency cooling working medium in the heat management system and carry out circulation cooling.Fig. 3 is the thermal infrared images that microchannel heat sink passes into Octadecane phase transformation microemulsion front and back, and wherein, upper figure is the thermal infrared images when not passing into heat radiation working medium, and local temperature reaches as high as 140 ℃; Figure below is the thermal infrared images when passing into Octadecane phase transformation microemulsion of the present invention as heat radiation working medium, can find out that the microchannel heat sink temperature obviously reduces, and local minimum temperature is down to 30 ℃.As seen from Figure 3, the microchannel heat sink temperature obviously reduces after passing into product Octadecane phase transformation microemulsion of the present invention.
Claims (10)
1. an Octadecane phase transformation microemulsion, is characterized in that, described phase transformation microemulsion comprises the component of water and following massfraction:
Octadecane 5%～40%,
Tensio-active agent 2%～20%,
Aliphatic alcohols 0～20%, and
Inorganic salts 0～3%.
2. Octadecane phase transformation microemulsion according to claim 1, is characterized in that, it is composite more than or equal to one or more in 8 tensio-active agent that described tensio-active agent is hydrophile-lipophile balance value.
3. Octadecane phase transformation microemulsion according to claim 2, is characterized in that, described tensio-active agent is technical grade.
4. Octadecane phase transformation microemulsion according to claim 2, it is characterized in that, described tensio-active agent is that Tween80, Tween60, Tween40, Tween20, fatty alcohol-polyoxyethylene ether, alkylphenol polyoxyethylene, sodium lauryl sulphate, Sodium dodecylbenzene sulfonate, turkey red oil, polyoxyethylenated castor oil series, polyoxyethylene hydrogenated castor oil are serial, one or more in sodium stearyl sulfate, octadecyl Soxylat A 25-7, octadecyl polyoxyethylene ether phosphate.
5. the described Octadecane phase transformation of any one microemulsion according to claim 1～4, is characterized in that, described aliphatic alcohols is at least a in ethanol, n-propyl alcohol, Virahol, propyl carbinol, isopropylcarbinol, Pentyl alcohol, primary isoamyl alcohol, n-hexyl alcohol.
6. the described Octadecane phase transformation of any one microemulsion according to claim 1～4, is characterized in that, described inorganic salts is NaCl, KCl, CaCl
2, MgCl
2, AlCl
3In at least a.
7. the described Octadecane phase transformation of any one microemulsion according to claim 1～4, is characterized in that, described Octadecane is the 98%AR level.
8. the described Octadecane phase transformation of any one microemulsion according to claim 1～4, is characterized in that, described phase transformation microemulsion is clear or light blue microemulsion, and in described phase transformation microemulsion, the particle size distribution of dispersant liquid drop is 10nm～100nm.
9. the preparation method of an Octadecane phase transformation microemulsion, described Octadecane phase transformation microemulsion is the described Octadecane phase transformation of any one microemulsion in claim 1～8, this preparation method comprises the following steps: according to the ratio of massfraction claimed in claim 1, described Octadecane, tensio-active agent, aliphatic alcohols and inorganic salts are mixed, add the water of surplus at 30 ℃～40 ℃ temperature, stir, namely obtain Octadecane phase transformation microemulsion after standing.
10. the application of an Octadecane phase transformation microemulsion, it is characterized in that: the described Octadecane phase transformation of any one in claim 1～8 microemulsion is applied in the microelectronic system heat management, and uses as the cooling working medium of the high efficiency and heat radiation of microchannel in the heat management system.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2013100814753A CN103146349A (en) | 2013-03-14 | 2013-03-14 | N-octadecane phase change micro-emulsion as well as preparation method and application thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2013100814753A CN103146349A (en) | 2013-03-14 | 2013-03-14 | N-octadecane phase change micro-emulsion as well as preparation method and application thereof |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN103146349A true CN103146349A (en) | 2013-06-12 |
Family
ID=48544679
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2013100814753A Pending CN103146349A (en) | 2013-03-14 | 2013-03-14 | N-octadecane phase change micro-emulsion as well as preparation method and application thereof |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN103146349A (en) |
Cited By (12)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103820083A (en) * | 2013-11-13 | 2014-05-28 | 北京大学 | Composite phase-change cold-accumulation material |
| CN103980865A (en) * | 2014-05-16 | 2014-08-13 | 宁波笛皓照明科技有限公司 | Cooling medium for phase change radiator |
| CN105062433A (en) * | 2015-07-17 | 2015-11-18 | 山东大学 | Micro-emulsion applicable to reservoir damage removal and preparation method of micro-emulsion |
| CN106118612A (en) * | 2016-08-19 | 2016-11-16 | 灌阳县陈工选矿机械制造有限公司 | A kind of heat radiation working medium of radiator and preparation method thereof |
| CN107841291A (en) * | 2016-09-19 | 2018-03-27 | 全球能源互联网研究院有限公司 | A kind of phase transformation microemulsion and its application as cooling working medium |
| CN109777366A (en) * | 2019-01-30 | 2019-05-21 | 杭州鲁尔新材料科技有限公司 | A kind of preparation method of the pumpable formula phase transformation lotion of low temperature |
| CN109888430A (en) * | 2019-01-14 | 2019-06-14 | 华南理工大学 | A kind of phase transformation lotion heat-transfer working medium and preparation method thereof and battery thermal management system |
| CN109893473A (en) * | 2017-12-08 | 2019-06-18 | 罗颖明 | Set group and its application are maintained in bathypelagic concentrate skin nursing |
| CN110819311A (en) * | 2019-11-15 | 2020-02-21 | 东华大学 | Method for preparing hydrated salt/paraffin/cellulose sponge composite phase change material by inverse emulsion method |
| CN111019618A (en) * | 2019-11-18 | 2020-04-17 | 中国石油天然气股份有限公司 | Temperature-sensitive shunt temporary plugging agent and preparation method thereof |
| CN113249096A (en) * | 2021-05-17 | 2021-08-13 | 河北科技大学 | Porous medium composite phase change material and preparation method and application thereof |
| CN113462364A (en) * | 2021-07-01 | 2021-10-01 | 东莞理工学院 | Two-dimensional material MXene stable water-based phase-change emulsion and preparation method thereof |
Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101508887A (en) * | 2009-03-06 | 2009-08-19 | 清华大学深圳研究生院 | Method of preparing phase-change energy-accumulation material microemulsion |
-
2013
- 2013-03-14 CN CN2013100814753A patent/CN103146349A/en active Pending
Patent Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101508887A (en) * | 2009-03-06 | 2009-08-19 | 清华大学深圳研究生院 | Method of preparing phase-change energy-accumulation material microemulsion |
Cited By (19)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103820083A (en) * | 2013-11-13 | 2014-05-28 | 北京大学 | Composite phase-change cold-accumulation material |
| CN103820083B (en) * | 2013-11-13 | 2017-04-12 | 北京大学 | Composite phase-change cold-accumulation material |
| CN103980865A (en) * | 2014-05-16 | 2014-08-13 | 宁波笛皓照明科技有限公司 | Cooling medium for phase change radiator |
| CN105062433A (en) * | 2015-07-17 | 2015-11-18 | 山东大学 | Micro-emulsion applicable to reservoir damage removal and preparation method of micro-emulsion |
| CN106118612A (en) * | 2016-08-19 | 2016-11-16 | 灌阳县陈工选矿机械制造有限公司 | A kind of heat radiation working medium of radiator and preparation method thereof |
| CN107841291A (en) * | 2016-09-19 | 2018-03-27 | 全球能源互联网研究院有限公司 | A kind of phase transformation microemulsion and its application as cooling working medium |
| CN109893473A (en) * | 2017-12-08 | 2019-06-18 | 罗颖明 | Set group and its application are maintained in bathypelagic concentrate skin nursing |
| CN109893473B (en) * | 2017-12-08 | 2022-07-26 | 苏珍仪 | Deep ocean concentrate skin care kit and application thereof |
| CN109888430A (en) * | 2019-01-14 | 2019-06-14 | 华南理工大学 | A kind of phase transformation lotion heat-transfer working medium and preparation method thereof and battery thermal management system |
| CN109777366A (en) * | 2019-01-30 | 2019-05-21 | 杭州鲁尔新材料科技有限公司 | A kind of preparation method of the pumpable formula phase transformation lotion of low temperature |
| CN109777366B (en) * | 2019-01-30 | 2021-05-04 | 杭州鲁尔新材料科技有限公司 | Preparation method of low-temperature pumpable phase-change emulsion |
| CN110819311A (en) * | 2019-11-15 | 2020-02-21 | 东华大学 | Method for preparing hydrated salt/paraffin/cellulose sponge composite phase change material by inverse emulsion method |
| CN110819311B (en) * | 2019-11-15 | 2021-07-02 | 东华大学 | Method for preparing hydrated salt/paraffin/cellulose sponge composite phase change material by inverse emulsion method |
| CN111019618A (en) * | 2019-11-18 | 2020-04-17 | 中国石油天然气股份有限公司 | Temperature-sensitive shunt temporary plugging agent and preparation method thereof |
| CN111019618B (en) * | 2019-11-18 | 2022-07-05 | 中国石油天然气股份有限公司 | Temperature-sensitive shunt temporary plugging agent and preparation method thereof |
| CN113249096A (en) * | 2021-05-17 | 2021-08-13 | 河北科技大学 | Porous medium composite phase change material and preparation method and application thereof |
| CN113249096B (en) * | 2021-05-17 | 2022-02-11 | 河北科技大学 | Porous medium composite phase change material and preparation method and application thereof |
| CN113462364A (en) * | 2021-07-01 | 2021-10-01 | 东莞理工学院 | Two-dimensional material MXene stable water-based phase-change emulsion and preparation method thereof |
| CN113462364B (en) * | 2021-07-01 | 2023-03-03 | 东莞理工学院 | Two-dimensional material MXene stable water-based phase-change emulsion and preparation method thereof |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN103146349A (en) | N-octadecane phase change micro-emulsion as well as preparation method and application thereof | |
| Hosseinzadeh et al. | Energy and exergy analysis of nanofluid based photovoltaic thermal system integrated with phase change material | |
| CN205071563U (en) | Superconductive gilled radiator of heat | |
| CN102423297B (en) | Self-microemulsion and preparation method thereof | |
| CN102618243B (en) | Coagulation-reducing viscosity-reducing agent for high-coagulation thickened oil | |
| CN105101751A (en) | Thermal superconductive gilled radiator and manufacturing method therefor | |
| CN103059818A (en) | Preparation method of phase change energy storage material | |
| CN102548361B (en) | Heat dissipation device using latent heat functional fluid and heat dissipation method thereof | |
| CN101768429A (en) | Organic environmental-protection liquid heat-conducting medium | |
| CN101434833A (en) | Nano refrigerant hydrate phase change cold-storage working substance and preparation thereof | |
| CN105845648A (en) | Microelectronic device tree-shaped radiator | |
| US20040046147A1 (en) | Thermal storage medium, process for producing the same and thermal storage system using the same | |
| CN102268244A (en) | Preparation method of low-temperature inorganic eutectic salt phase-change material | |
| CN102304351A (en) | Preparation method and application of water-soluble environment-friendly heat conduction oil | |
| CN107486553B (en) | Aluminium cream and its application | |
| CN205104482U (en) | Superconductive radiator of heat | |
| CN105154024A (en) | Heat dissipation working medium for phase change radiator | |
| CN104531082A (en) | Novel nanoscale copper-aluminum-alloy particle heat-conduction fluid material | |
| Wang et al. | Optimizing fin design for enhanced melting performance in latent heat thermal energy storage systems | |
| CN103980865A (en) | Cooling medium for phase change radiator | |
| CN103811976A (en) | Heat dissipation device and method of pulse type high-power laser | |
| CN104893681A (en) | Die-casting aluminum heating radiator superconducting liquid and preparation method thereof | |
| CN206264611U (en) | A kind of printer with heat sinking function | |
| CN104479639A (en) | Novel nanometer-grade copper-lead alloy micro-particle heat conducting liquid material | |
| JP2004143229A (en) | Latent heat-storing agent composition |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| C02 | Deemed withdrawal of patent application after publication (patent law 2001) | ||
| WD01 | Invention patent application deemed withdrawn after publication |
Application publication date: 20130612 |