CN103468221B - A kind of Composite inorganic nano phase change energy storage material and preparation method thereof - Google Patents
A kind of Composite inorganic nano phase change energy storage material and preparation method thereof Download PDFInfo
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- CN103468221B CN103468221B CN201310387439.XA CN201310387439A CN103468221B CN 103468221 B CN103468221 B CN 103468221B CN 201310387439 A CN201310387439 A CN 201310387439A CN 103468221 B CN103468221 B CN 103468221B
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- 238000004146 energy storage Methods 0.000 title claims abstract description 56
- 239000011232 storage material Substances 0.000 title claims abstract description 47
- 239000002131 composite material Substances 0.000 title claims abstract description 43
- 230000008859 change Effects 0.000 title claims abstract description 28
- 238000002360 preparation method Methods 0.000 title abstract description 11
- 239000000463 material Substances 0.000 claims abstract description 25
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 22
- 239000011734 sodium Substances 0.000 claims abstract description 16
- 230000009466 transformation Effects 0.000 claims abstract description 12
- 239000000843 powder Substances 0.000 claims abstract description 8
- 241000220317 Rosa Species 0.000 claims abstract description 7
- BSDOQSMQCZQLDV-UHFFFAOYSA-N butan-1-olate;zirconium(4+) Chemical compound [Zr+4].CCCC[O-].CCCC[O-].CCCC[O-].CCCC[O-] BSDOQSMQCZQLDV-UHFFFAOYSA-N 0.000 claims abstract description 7
- 235000019800 disodium phosphate Nutrition 0.000 claims abstract description 7
- 235000003891 ferrous sulphate Nutrition 0.000 claims abstract description 7
- VXUYXOFXAQZZMF-UHFFFAOYSA-N titanium(IV) isopropoxide Chemical compound CC(C)O[Ti](OC(C)C)(OC(C)C)OC(C)C VXUYXOFXAQZZMF-UHFFFAOYSA-N 0.000 claims abstract description 7
- 239000010936 titanium Substances 0.000 claims abstract description 6
- LCPVQAHEFVXVKT-UHFFFAOYSA-N 2-(2,4-difluorophenoxy)pyridin-3-amine Chemical compound NC1=CC=CN=C1OC1=CC=C(F)C=C1F LCPVQAHEFVXVKT-UHFFFAOYSA-N 0.000 claims abstract description 5
- CHQMHPLRPQMAMX-UHFFFAOYSA-L sodium persulfate Substances [Na+].[Na+].[O-]S(=O)(=O)OOS([O-])(=O)=O CHQMHPLRPQMAMX-UHFFFAOYSA-L 0.000 claims abstract description 5
- OGIDPMRJRNCKJF-UHFFFAOYSA-N titanium oxide Inorganic materials [Ti]=O OGIDPMRJRNCKJF-UHFFFAOYSA-N 0.000 claims abstract description 5
- BNIILDVGGAEEIG-UHFFFAOYSA-L disodium hydrogen phosphate Chemical compound [Na+].[Na+].OP([O-])([O-])=O BNIILDVGGAEEIG-UHFFFAOYSA-L 0.000 claims abstract description 4
- 229910000397 disodium phosphate Inorganic materials 0.000 claims abstract description 4
- 239000011790 ferrous sulphate Substances 0.000 claims abstract description 4
- 230000007062 hydrolysis Effects 0.000 claims abstract description 4
- 238000006460 hydrolysis reaction Methods 0.000 claims abstract description 4
- BAUYGSIQEAFULO-UHFFFAOYSA-L iron(2+) sulfate (anhydrous) Chemical compound [Fe+2].[O-]S([O-])(=O)=O BAUYGSIQEAFULO-UHFFFAOYSA-L 0.000 claims abstract description 4
- 229910000359 iron(II) sulfate Inorganic materials 0.000 claims abstract description 4
- 239000000741 silica gel Substances 0.000 claims abstract description 4
- 229910002027 silica gel Inorganic materials 0.000 claims abstract description 4
- GWEVSGVZZGPLCZ-UHFFFAOYSA-N Titan oxide Chemical compound O=[Ti]=O GWEVSGVZZGPLCZ-UHFFFAOYSA-N 0.000 claims abstract description 3
- MCMNRKCIXSYSNV-UHFFFAOYSA-N Zirconium dioxide Chemical group O=[Zr]=O MCMNRKCIXSYSNV-UHFFFAOYSA-N 0.000 claims abstract description 3
- LFQSCWFLJHTTHZ-UHFFFAOYSA-N Ethanol Chemical compound CCO LFQSCWFLJHTTHZ-UHFFFAOYSA-N 0.000 claims description 13
- 238000003756 stirring Methods 0.000 claims description 9
- 229910017053 inorganic salt Inorganic materials 0.000 claims description 8
- 239000000203 mixture Substances 0.000 claims description 7
- 238000000034 method Methods 0.000 claims description 6
- 150000003839 salts Chemical class 0.000 claims description 6
- 229910010413 TiO 2 Inorganic materials 0.000 claims description 5
- 230000015572 biosynthetic process Effects 0.000 claims description 5
- 230000018044 dehydration Effects 0.000 claims description 5
- 238000006297 dehydration reaction Methods 0.000 claims description 5
- 229960004756 ethanol Drugs 0.000 claims description 5
- 238000003786 synthesis reaction Methods 0.000 claims description 5
- 230000007704 transition Effects 0.000 claims description 5
- 229910004298 SiO 2 Inorganic materials 0.000 claims description 4
- 150000001875 compounds Chemical group 0.000 claims description 4
- 238000005191 phase separation Methods 0.000 claims description 4
- 230000008569 process Effects 0.000 claims description 4
- 239000002994 raw material Substances 0.000 claims description 4
- 229960000935 dehydrated alcohol Drugs 0.000 claims description 3
- 238000013461 design Methods 0.000 claims description 3
- 238000004821 distillation Methods 0.000 claims description 3
- 238000007710 freezing Methods 0.000 claims description 3
- 238000011084 recovery Methods 0.000 claims description 3
- 239000007787 solid Substances 0.000 claims description 3
- 239000004566 building material Substances 0.000 claims description 2
- 239000003054 catalyst Substances 0.000 claims description 2
- 238000001035 drying Methods 0.000 claims description 2
- 238000012545 processing Methods 0.000 claims description 2
- 229910052708 sodium Inorganic materials 0.000 claims description 2
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N Silicium dioxide Chemical compound O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 abstract description 2
- 229910052799 carbon Inorganic materials 0.000 abstract description 2
- 239000012774 insulation material Substances 0.000 abstract description 2
- 239000012071 phase Substances 0.000 description 30
- 239000000047 product Substances 0.000 description 6
- 238000009413 insulation Methods 0.000 description 4
- 230000008901 benefit Effects 0.000 description 3
- 230000000694 effects Effects 0.000 description 3
- 238000005516 engineering process Methods 0.000 description 3
- 239000002105 nanoparticle Substances 0.000 description 3
- 239000012074 organic phase Substances 0.000 description 3
- TWRXJAOTZQYOKJ-UHFFFAOYSA-L Magnesium chloride Chemical compound [Mg+2].[Cl-].[Cl-] TWRXJAOTZQYOKJ-UHFFFAOYSA-L 0.000 description 2
- 238000009825 accumulation Methods 0.000 description 2
- 239000002775 capsule Substances 0.000 description 2
- 239000000919 ceramic Substances 0.000 description 2
- YIXJRHPUWRPCBB-UHFFFAOYSA-N magnesium nitrate Chemical compound [Mg+2].[O-][N+]([O-])=O.[O-][N+]([O-])=O YIXJRHPUWRPCBB-UHFFFAOYSA-N 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 239000000126 substance Substances 0.000 description 2
- GEIAQOFPUVMAGM-UHFFFAOYSA-N ZrO Inorganic materials [Zr]=O GEIAQOFPUVMAGM-UHFFFAOYSA-N 0.000 description 1
- 230000032683 aging Effects 0.000 description 1
- ILRRQNADMUWWFW-UHFFFAOYSA-K aluminium phosphate Chemical compound O1[Al]2OP1(=O)O2 ILRRQNADMUWWFW-UHFFFAOYSA-K 0.000 description 1
- 229910021538 borax Inorganic materials 0.000 description 1
- 238000006243 chemical reaction Methods 0.000 description 1
- 239000003795 chemical substances by application Substances 0.000 description 1
- 238000002485 combustion reaction Methods 0.000 description 1
- 239000013078 crystal Substances 0.000 description 1
- UQGFMSUEHSUPRD-UHFFFAOYSA-N disodium;3,7-dioxido-2,4,6,8,9-pentaoxa-1,3,5,7-tetraborabicyclo[3.3.1]nonane Chemical compound [Na+].[Na+].O1B([O-])OB2OB([O-])OB1O2 UQGFMSUEHSUPRD-UHFFFAOYSA-N 0.000 description 1
- 239000006185 dispersion Substances 0.000 description 1
- 238000004134 energy conservation Methods 0.000 description 1
- 230000005496 eutectics Effects 0.000 description 1
- 230000003203 everyday effect Effects 0.000 description 1
- 239000000706 filtrate Substances 0.000 description 1
- 230000004927 fusion Effects 0.000 description 1
- 238000005338 heat storage Methods 0.000 description 1
- 229910001629 magnesium chloride Inorganic materials 0.000 description 1
- 239000000155 melt Substances 0.000 description 1
- 230000008018 melting Effects 0.000 description 1
- 238000002844 melting Methods 0.000 description 1
- 239000002159 nanocrystal Substances 0.000 description 1
- 231100000252 nontoxic Toxicity 0.000 description 1
- 230000003000 nontoxic effect Effects 0.000 description 1
- 239000002244 precipitate Substances 0.000 description 1
- 238000012827 research and development Methods 0.000 description 1
- 238000012216 screening Methods 0.000 description 1
- 239000013049 sediment Substances 0.000 description 1
- 235000010339 sodium tetraborate Nutrition 0.000 description 1
- 239000004328 sodium tetraborate Substances 0.000 description 1
- 230000001988 toxicity Effects 0.000 description 1
- 231100000419 toxicity Toxicity 0.000 description 1
- 238000012546 transfer Methods 0.000 description 1
Landscapes
- Inorganic Compounds Of Heavy Metals (AREA)
- Solid-Sorbent Or Filter-Aiding Compositions (AREA)
Abstract
The present invention is a kind of Composite inorganic nano phase change energy storage material and preparation method thereof, and belonging to building low-carbon energy-saving technical field, is with composite nano inoganic hydrate 10 aqueous sodium persulfate Na
2sO
410H
2o, 12 water Sodium phosphate dibasic Na
2hPO
412H
2o, 7 aqueous ferrous sulfate FeSO
47H
2o and 7 water rose vitriol CoSO
47H
2the core that O forms jointly, with tetraethoxy Si (OC
2h
5)
4, titanium isopropylate Ti [(OCH (CH
3)
2]
4with tetrabutyl zirconate Zr (OC
4h
9)
4the silica gel of hydrolysis, titanium oxide, zirconium white form nanometer rubber powder wall material jointly, and encapsulate core by wall material and form composite inorganic phase-changing energy storage material, phase transformation range is wide, and 18-96.8 DEG C, is suitable for multiple energy-storing thermal insulation material requirement.<sub/>
Description
Technical field
The invention belongs to building low-carbon energy-saving technical field, specifically a kind of Composite inorganic nano phase change energy storage material and preparation method thereof.
Background technology
In physical environment, every day produces a large amount of heats, as: sun power, animal body loses heat, the combustion heat, heat of friction, object running heat etc.Phase-changing energy storage material is in the process itself undergone phase transition, and absorbs the material of these heats, and when needed to Environment release, and reach control ambient temperature and energy-conservation object.Can be divided into by its chemical constitution: organic phase change energy storage material, combined phase-change energy storage material and Inorganic phase change energy storage material.Organic phase change energy storage material has the advantages such as chemical stability is good, suitable phase transition temperature, nothing are separated, but organic phase change energy storage material thermal conductivity is lower, causes its heat transfer property in the application of accumulator system poor, thus reduces the usefulness of system; Combined phase-change energy storage material has advantage adjustable within the specific limits, but easily aging, after circulation several times, just lose energy storage effect; Inorganic phase change energy storage material has that use range is wide, thermal conductivity is large, heat of fusion is compared with advantages such as large, storage heat density is large, phase transformation volume change is little, toxicity is little, low prices, firmly get people's favor, therefore the Synthesis and applications of this kind of inorganic energy storage material is more and more in patent application, as: " a kind of preparation technology of organic salt/ceramic base high temperature phase-changing energy-storing material ", application number 200510120619.7; " a kind of Inorganic phase change energy storage material ", application number 201210037753; " a kind of preparation technology of organic salt/ceramic base high temperature phase-changing energy-storing material ", application number CN200810065301.7; " a kind of high-performance medium-temperature Inorganic phase change energy storage material and preparation method thereof ", application number 201210557115 etc.Usually there is cold, non-homogeneous melting and the phenomenon such as to be separated in Inorganic phase change energy storage material, cause should energy storage time not energy storage, should discharge can time do not discharge can, there is obvious layering in system, the large lossy of enthalpy of phase change.In order to solve the problem, contriver puts forward various plans, and as " a kind of heat-storage medium and uses thereof ", application number 200610104583.8, proposes magnesium nitrate, the salt water chemical compound of magnesium chloride and water composition eutectic, " a kind of Inorganic phase change energy storage material ", application number 201210037753.0, adopts and add nucleator and dispersion agent in inorganic salt hydrate, " a kind of preparation method of inorganic hydrous salt phase transition energy-storing material ", application number 200810065301.7, adopt in inorganic salt hydrate, add anti-cryogen sodium tetraborate excessively, although these methods have some effects, but be also confined to some system, certain limitation is there is at phase-changing energy storage material choice and operation, inventor studies discovery, inorganic salt hydrate phase-changing energy storage material is distributed to nano_scale particle, be rolled into capsule of nano, the mistake cold-peace problem of phase separation of phase-changing energy storage material can be solved well, contriver develops a series of nano inorganic phase-changing energy storage material according to this discovery and design, the present invention is exactly one of this Inorganic phase change energy storage material of exploitation.
Summary of the invention
Inorganic salt hydrate phase-changing energy storage material is the object of the invention is to be distributed to nano_scale particle, and be wrapped in capsule of nano, overcome the mistake cold-peace problem of phase separation of phase-changing energy storage material, develop a series of Inorganic phase change energy storage material unlike the prior art, meet different insulation, heat insulation, energy storage, temperature adjustment object is to the requirement of different inorganic phase-changing material performance.
The present invention and a series of nano inorganic phase-changing energy storage material of research and development are unlike a kind of composite inorganic phase transformation nanometer energy storage material developed.
A kind of Composite inorganic nano phase change energy storage material of the present invention and preparation method thereof, it is characterized in that doing wall material with composite nano inoganic rubber powder, core is made with composite Nano inorganic hydrous salt phase transition material, encapsulate composite nano inoganic hydrate core by composite Nano rubber powder wall material and process composite inorganic phase transformation nanometer energy storage material, indication composite nano inoganic rubber powder wall material is by tetraethoxy Si (OC
2h
5)
4, titanium isopropylate Ti [(OCH (CH
3)
2]
4with tetrabutyl zirconate Zr (OC
4h
9)
4silica gel, the titanium oxide TiO of hydrolysis
2, zirconium white ZrO
2, folding synthesis oxide meets SiO
2/ ZrO
2/ TiO
2intermolecular ratio is 1: 1: 1, and indication complex inorganic salt catalyst nanometer water compound core refers to by nanometer 10 aqueous sodium persulfate Na
2sO
410H
2o, 12 water Sodium phosphate dibasic Na
2hPO
412H
2o, 7 aqueous ferrous sulfate FeSO
47H
2o and 7 water rose vitriol CoSO
47H
2the core that O forms jointly, between core, mol ratio is Na
2sO
410H
2o: Na
2hPO
412H
2o: FeSO
47H
2o: CoSO
47H
2o=1: 0.3: 0.5: 0.2, the weight ratio of wall material and core is 4-6: 6-4, product yardstick 40-50 nanometer, transformation temperature 18-96.8 DEG C, energy storage density 2000-3000J/g, and fusing-freezing curve proves without crossing cold-peace problem of phase separation.
The preparation method of a kind of Composite inorganic nano phase change energy storage material of the present invention follows these steps to processing successively:
(1) claim 10 aqueous sodium persulfates, 12 water Sodium phosphate dibasics, 7 aqueous ferrous sulfates and 7 water rose vitriols in proportion, add water and make it just dissolve, add the dehydrated alcohol that diploid is long-pending, stir, separate out composite nano inoganic level hydrate core;
(2) tetraethoxy Si (OC is taken in proportion
2h
5)
4, titanium isopropylate Ti [(OCH (CH
3)
2]
4with tetrabutyl zirconate Zr (OC
4h
9)
4, folding synthesis oxide meets SiO
2/ TiO
2/ ZrO
2intermolecular ratio is 1: 1: 1;
(3) mixture of step (2) is added step (1) one by one, limit edged stirs, and step (2) weight and step (1) raw material weight ratio are 4-6: 6-4;
(4) mixture of step (3) is carried out stirring 2 hours with 600-1000r/min rotating speed, composite Nano core is wrapped up by composite Nano wall material;
(5) centrifuge dehydration, solid is product.
The preparation method of a kind of Composite inorganic nano phase change energy storage material of the present invention, centrifugate Distillation recovery ethanol after centrifuge dehydration.
The application of a kind of Composite inorganic nano phase change energy storage material of the present invention is for applying when building materials design according to parameter provided by the invention.
The application of a kind of Composite inorganic nano phase change energy storage material of the present invention, is mainly applied to building drying room heat-insulating heat-preserving material.
A kind of Composite inorganic nano phase change energy storage material of the present invention is for building heat insulation material.
A kind of its principle of Composite inorganic nano phase change energy storage material of the present invention is with composite inorganic phase transformation nanometer energy storage material for core, with compound silica gel, TiO
2and ZrO
2as wall material, encapsulate composite inorganic phase transformation nanometer energy storage material core by composite nano inoganic rubber powder wall material and become composite inorganic phase transformation nanometer energy storage material.Product of the present invention has energy storage widely, temperature range, Gu and have the scope of application more widely than single inorganic-phase variable nanometer energy storage core.The phase-change accumulation energy core of the present invention's screening is all water-soluble and be insoluble to ethanol, and adding ethanol in aqueous makes most phase-change accumulation energy core precipitate with nanocrystal, and remaining sediment fraction, along with the hydrolysis of energy storage material, makes strength of solution increase and separate out.
Invention effect:
1. product transformation temperature 18-96.8 DEG C, storage density 160-500J/g of the present invention, nontoxic, corrosion-free, is particularly suitable for house insulation, heat insulation, energy storage, temperature adjustment.
2. Product Process of the present invention is simple, and cost inferior quality is easily controlled, stable.
3. Reusability is without being separated.
4. the present invention is by rapid reaction, inorganic salt hydrate is dispersed into nano_scale particle rapidly, and is wrapped up by aluminum phosphate, inorganic salt crystal water not easily scatters and disappears, particulate molecular motion suffers restraints, and effectively controls the phenomenon that cold-peace is separated, and is a kind of well phase-changing energy storage material.
Accompanying drawing explanation
Fig. 1 is material melts of the present invention--freezing curve, comprises Na from the known transformation temperature of the present invention of curve
2sO
410H
2o 32.4 DEG C to CoSO
47H
2the four corner that O is 96.4 DEG C is a kind of inorganic-phase variable nanometer energy storage material with wider use temperature scope.
Embodiment
Embodiment 1
(1) industrial raw material 10 aqueous sodium persulfate Na is got
2sO
410H
2o 257.5g, 12 water Sodium phosphate dibasic Na
2hPO
412H
2o 86.5g, 7 aqueous ferrous sulfate FeSO
47H
2o 111g, 7 water rose vitriol CoSO
47H
2o 45g, amounts to 500g, wherein core mol ratio 10 aqueous sodium persulfate: 12 water Sodium phosphate dibasics: 7 aqueous ferrous sulfates: 7 water rose vitriols are 1: 0.3: 0.5: 0.2, are dissolved in 865g water by 500g core, makes the Na of wherein most indissoluble
2hPO
4.12H
2o just dissolves completely, then adds 1730ml dehydrated alcohol, stirs and separates out composite nano inoganic hydrate;
(2) tetraethoxy Si (OC is taken
2h
5)
4112g, titanium isopropylate 182.5g and tetrabutyl zirconate 205.5g, amount to 500g, mol ratio tetraethoxy Si (OC
2h
5)
4: titanium isopropylate Ti [(OCH (CH
3)
2]
4: tetrabutyl zirconate Zr (OC
4h
9)
4=1: 1: 1;
(3) step (2) mixture is added step (1) one by one, limit edged stirs, and step (2) weight and step (1) raw material weight ratio are 1: 1;
(4) mixture of step (3) is carried out stirring 2 hours with 600r/min rotating speed, composite Nano core is wrapped up by composite Nano wall material;
(5) centrifuge dehydration, filtrate Distillation recovery ethanol, solid is product.
The above, it is only preferred embodiment of the present invention, not any type of restriction is done to the present invention, any disengaging technical solution of the present invention content, according to technical spirit of the present invention, any simple modification, equivalent variations and modification are done to above embodiment, all belong in the scope of technical solution of the present invention.
Claims (4)
1. a Composite inorganic nano phase change energy storage material, it is characterized in that doing wall material with composite nano inoganic rubber powder, core is made with composite Nano inorganic hydrous salt phase transition material, encapsulate composite nano inoganic hydrate core by composite Nano rubber powder wall material and process composite inorganic phase transformation nanometer energy storage material, indication composite nano inoganic rubber powder wall material is by tetraethoxy Si (OC
2h
5)
4, titanium isopropylate Ti [(OCH (CH
3)
2]
4with tetrabutyl zirconate Zr (OC
4h
9)
4silica gel, the titanium oxide TiO of hydrolysis
2, zirconium white ZrO
2, folding synthesis oxide meets SiO
2/ ZrO
2/ TiO
2intermolecular ratio is 1: 1: 1, and indication complex inorganic salt catalyst nanometer water compound core refers to by nanometer 10 aqueous sodium persulfate Na
2sO
410H
2o, 12 water Sodium phosphate dibasic Na
2hPO
412H
2o, 7 aqueous ferrous sulfate FeSO
47H
2o and 7 water rose vitriol CoSO
47H
2the core that O forms jointly, between core, mol ratio is Na
2sO
410H
2o: Na
2hPO
412H
2o: FeSO
47H
2o: CoSO
47H
2o=1: 0.3: 0.5: 0.2, the weight ratio of wall material and core is 4-6: 6-4, product yardstick 40-50 nanometer, transformation temperature 18-96.8 DEG C, energy storage density 160-500J/g, fusing-freezing curve proves that described working method follows these steps to processing successively without crossing cold-peace problem of phase separation:
(1) claim 10 aqueous sodium persulfates, 12 water Sodium phosphate dibasics, 7 aqueous ferrous sulfates and 7 water rose vitriols in proportion, add water and make it just dissolve, add the dehydrated alcohol that diploid is long-pending, stir, separate out composite nano inoganic level hydrate core;
(2) tetraethoxy Si (OC is taken in proportion
2h
5)
4, titanium isopropylate Ti [(OCH (CH
3)
2]
4with tetrabutyl zirconate Zr (OC
4h
9)
4, folding synthesis oxide meets SiO
2/ TiO
2/ ZrO
2intermolecular ratio is 1: 1: 1;
(3) mixture of step (2) is added step (1) one by one, limit edged stirs, and step (2) weight and step (1) raw material weight ratio are 4-6: 6-4;
(4) mixture of step (3) is carried out stirring 2 hours with 600-1000r/min rotating speed, composite Nano core is wrapped up by composite Nano wall material;
(5) centrifuge dehydration, solid is product.
2. a kind of Composite inorganic nano phase change energy storage material according to claim 1, is characterized in that centrifugate Distillation recovery ethanol after centrifuge dehydration.
3. a kind of Composite inorganic nano phase change energy storage material according to claim 1 is in the application of building materials design aspect.
4. the application of a kind of Composite inorganic nano phase change energy storage material according to claim 3, is characterized in that for building drying room heat-insulating heat-preserving material.
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| CN201310387439.XA CN103468221B (en) | 2013-08-30 | 2013-08-30 | A kind of Composite inorganic nano phase change energy storage material and preparation method thereof |
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| CN103468221B true CN103468221B (en) | 2015-10-21 |
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| CN109135683B (en) * | 2018-08-22 | 2021-01-12 | 北京科技大学 | Method for preparing molten salt-ceramic phase change heat storage material |
| CN114479772B (en) * | 2022-01-19 | 2024-06-11 | 纳法瑞科技研究院(深圳)有限公司 | Multi-element composite nano energy storage material and preparation method thereof |
Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US6270836B1 (en) * | 1998-07-27 | 2001-08-07 | Frisby Technologies, Inc. | Gel-coated microcapsules |
| CN102311720A (en) * | 2010-07-02 | 2012-01-11 | 中国科学院大连化学物理研究所 | Phase-change energy storage capsule and preparation method thereof |
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2013
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Patent Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US6270836B1 (en) * | 1998-07-27 | 2001-08-07 | Frisby Technologies, Inc. | Gel-coated microcapsules |
| CN102311720A (en) * | 2010-07-02 | 2012-01-11 | 中国科学院大连化学物理研究所 | Phase-change energy storage capsule and preparation method thereof |
Non-Patent Citations (1)
| Title |
|---|
| J. Zhang et al..《In Situ Synthesis and Phase Change Properties of Na2SO4.10H2OSiO2 Solid Nanobowls toward Smart Heat Storage》.《The Journal of Physical Chemistry C》.2011,第115卷(第41期), * |
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