CN100494527C - Phase-change energy-storage fibre preparation method - Google Patents
Phase-change energy-storage fibre preparation method Download PDFInfo
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- CN100494527C CN100494527C CNB2007100146075A CN200710014607A CN100494527C CN 100494527 C CN100494527 C CN 100494527C CN B2007100146075 A CNB2007100146075 A CN B2007100146075A CN 200710014607 A CN200710014607 A CN 200710014607A CN 100494527 C CN100494527 C CN 100494527C
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- 239000000835 fiber Substances 0.000 title claims abstract description 62
- 238000004146 energy storage Methods 0.000 title claims abstract description 27
- 238000002360 preparation method Methods 0.000 title description 5
- 229920002678 cellulose Polymers 0.000 claims abstract description 49
- 239000001913 cellulose Substances 0.000 claims abstract description 49
- 238000009987 spinning Methods 0.000 claims abstract description 31
- 238000000034 method Methods 0.000 claims abstract description 21
- 239000012188 paraffin wax Substances 0.000 claims description 52
- 229920000297 Rayon Polymers 0.000 claims description 24
- 239000000203 mixture Substances 0.000 claims description 8
- 230000001112 coagulating effect Effects 0.000 claims description 7
- 230000004927 fusion Effects 0.000 claims description 7
- 239000002270 dispersing agent Substances 0.000 claims description 6
- 238000012545 processing Methods 0.000 claims description 6
- 238000007670 refining Methods 0.000 claims description 6
- 238000012805 post-processing Methods 0.000 claims description 5
- 239000000126 substance Substances 0.000 claims description 5
- CJZGTCYPCWQAJB-UHFFFAOYSA-L calcium stearate Chemical compound [Ca+2].CCCCCCCCCCCCCCCCCC([O-])=O.CCCCCCCCCCCCCCCCCC([O-])=O CJZGTCYPCWQAJB-UHFFFAOYSA-L 0.000 claims description 4
- 239000008116 calcium stearate Substances 0.000 claims description 4
- 235000013539 calcium stearate Nutrition 0.000 claims description 4
- 235000021355 Stearic acid Nutrition 0.000 claims description 3
- 230000000694 effects Effects 0.000 claims description 3
- 238000000465 moulding Methods 0.000 claims description 3
- QIQXTHQIDYTFRH-UHFFFAOYSA-N octadecanoic acid Chemical compound CCCCCCCCCCCCCCCCCC(O)=O QIQXTHQIDYTFRH-UHFFFAOYSA-N 0.000 claims description 3
- OQCDKBAXFALNLD-UHFFFAOYSA-N octadecanoic acid Natural products CCCCCCCC(C)CCCCCCCCC(O)=O OQCDKBAXFALNLD-UHFFFAOYSA-N 0.000 claims description 3
- 239000008117 stearic acid Substances 0.000 claims description 3
- 238000002844 melting Methods 0.000 claims description 2
- 230000008018 melting Effects 0.000 claims description 2
- 238000003756 stirring Methods 0.000 claims description 2
- 239000007921 spray Substances 0.000 claims 1
- 238000004519 manufacturing process Methods 0.000 abstract description 8
- 239000000463 material Substances 0.000 abstract description 8
- 230000008569 process Effects 0.000 abstract description 8
- 239000000853 adhesive Substances 0.000 abstract 2
- 230000001070 adhesive effect Effects 0.000 abstract 2
- 230000005226 mechanical processes and functions Effects 0.000 abstract 1
- 239000002002 slurry Substances 0.000 abstract 1
- 239000012782 phase change material Substances 0.000 description 13
- 230000007704 transition Effects 0.000 description 12
- 238000009825 accumulation Methods 0.000 description 7
- 239000004744 fabric Substances 0.000 description 7
- PMZURENOXWZQFD-UHFFFAOYSA-L Sodium Sulfate Chemical compound [Na+].[Na+].[O-]S([O-])(=O)=O PMZURENOXWZQFD-UHFFFAOYSA-L 0.000 description 6
- QAOWNCQODCNURD-UHFFFAOYSA-N Sulfuric acid Chemical compound OS(O)(=O)=O QAOWNCQODCNURD-UHFFFAOYSA-N 0.000 description 6
- 239000003795 chemical substances by application Substances 0.000 description 6
- 238000007598 dipping method Methods 0.000 description 5
- 238000001914 filtration Methods 0.000 description 5
- 230000035800 maturation Effects 0.000 description 5
- 238000010298 pulverizing process Methods 0.000 description 5
- 239000002994 raw material Substances 0.000 description 5
- 230000008859 change Effects 0.000 description 4
- 238000005406 washing Methods 0.000 description 4
- 239000002253 acid Substances 0.000 description 3
- 230000005540 biological transmission Effects 0.000 description 3
- 230000036760 body temperature Effects 0.000 description 3
- 239000002131 composite material Substances 0.000 description 3
- 238000005516 engineering process Methods 0.000 description 3
- 239000007788 liquid Substances 0.000 description 3
- 230000005855 radiation Effects 0.000 description 3
- 229910052938 sodium sulfate Inorganic materials 0.000 description 3
- 235000011152 sodium sulphate Nutrition 0.000 description 3
- 239000000919 ceramic Substances 0.000 description 2
- 238000001802 infusion Methods 0.000 description 2
- 239000003094 microcapsule Substances 0.000 description 2
- 238000002156 mixing Methods 0.000 description 2
- 239000000843 powder Substances 0.000 description 2
- 239000011734 sodium Substances 0.000 description 2
- 230000003068 static effect Effects 0.000 description 2
- 230000009466 transformation Effects 0.000 description 2
- NWONKYPBYAMBJT-UHFFFAOYSA-L zinc sulfate Chemical compound [Zn+2].[O-]S([O-])(=O)=O NWONKYPBYAMBJT-UHFFFAOYSA-L 0.000 description 2
- 229960001763 zinc sulfate Drugs 0.000 description 2
- 229910000368 zinc sulfate Inorganic materials 0.000 description 2
- 235000017166 Bambusa arundinacea Nutrition 0.000 description 1
- 235000017491 Bambusa tulda Nutrition 0.000 description 1
- 229920000742 Cotton Polymers 0.000 description 1
- 240000007594 Oryza sativa Species 0.000 description 1
- 235000007164 Oryza sativa Nutrition 0.000 description 1
- 244000082204 Phyllostachys viridis Species 0.000 description 1
- 235000015334 Phyllostachys viridis Nutrition 0.000 description 1
- 229920001131 Pulp (paper) Polymers 0.000 description 1
- NINIDFKCEFEMDL-UHFFFAOYSA-N Sulfur Chemical compound [S] NINIDFKCEFEMDL-UHFFFAOYSA-N 0.000 description 1
- DIZPMCHEQGEION-UHFFFAOYSA-H aluminium sulfate (anhydrous) Chemical compound [Al+3].[Al+3].[O-]S([O-])(=O)=O.[O-]S([O-])(=O)=O.[O-]S([O-])(=O)=O DIZPMCHEQGEION-UHFFFAOYSA-H 0.000 description 1
- 239000011425 bamboo Substances 0.000 description 1
- 230000004888 barrier function Effects 0.000 description 1
- 239000008280 blood Substances 0.000 description 1
- 210000004369 blood Anatomy 0.000 description 1
- 238000006243 chemical reaction Methods 0.000 description 1
- 230000015271 coagulation Effects 0.000 description 1
- 238000005345 coagulation Methods 0.000 description 1
- 239000011248 coating agent Substances 0.000 description 1
- 238000000576 coating method Methods 0.000 description 1
- 238000001816 cooling Methods 0.000 description 1
- 238000001704 evaporation Methods 0.000 description 1
- 230000008020 evaporation Effects 0.000 description 1
- 238000007380 fibre production Methods 0.000 description 1
- 238000009413 insulation Methods 0.000 description 1
- 238000011068 loading method Methods 0.000 description 1
- 239000005445 natural material Substances 0.000 description 1
- 238000011176 pooling Methods 0.000 description 1
- 239000002243 precursor Substances 0.000 description 1
- 235000009566 rice Nutrition 0.000 description 1
- 239000002904 solvent Substances 0.000 description 1
- 239000011593 sulfur Substances 0.000 description 1
- 229910052717 sulfur Inorganic materials 0.000 description 1
- 210000004243 sweat Anatomy 0.000 description 1
- 239000004753 textile Substances 0.000 description 1
- 238000010792 warming Methods 0.000 description 1
- 239000001993 wax Substances 0.000 description 1
- 238000002166 wet spinning Methods 0.000 description 1
Landscapes
- Artificial Filaments (AREA)
- Treatments For Attaching Organic Compounds To Fibrous Goods (AREA)
Abstract
The invention discloses a phase-variable energy-storage fiber and relative production, which comprises that using cellulose slurry to prepare cellulose adhesive solution, to be mixed with phase-variable wax fused solution to prepare spinning dope to obtain the phase-variable energy-saving adhesive fiber. The functional fiber is mainly formed by cellulose and wax, while the wax content is 10-40% (relative to the cellulose content). And the inventive production has simple process, significantly reduced phase-variable material loss in the process, improve the phase-variable material content and improve the phase-variable energy-saving function and mechanical function.
Description
Technical field
The present invention relates to a kind of composite fibre, especially relate to a kind of phase-change energy-storage fibre and this fiber preparation method with variations in temperature pooling feature.
Background technology
Natural material exists with solid-state, liquid, three kinds of states of gaseous state, and material can transform between solid-state, liquid state and gaseous state under certain condition and the temperature mutually, conversion process is referred to as phase transformation, material can absorb heat in phase transition process and emit heat, and this specific character of material has obtained people's extensive use.Wherein phase-change energy-storage fibre is exactly the application of people to this specific character of material.
The clothes most important function is to keep the blood heat, and human body is felt comfortably cool.The heat transmission of clothes can be divided into sensible heat transfer basically, and promptly human body temperature and external environment there are differences producible heat transmission, and it is mainly finished by heat conduction, convection current and radiation; Latent heat transmits, i.e. the damp and hot transmission that produces owing to the vapour concentration difference between human body and the external environment, and it is mainly finished by evaporation and perspire.Traditional dress mainly reaches the insulation purpose by heat radiation, hot conduction and convection current between control human body and the external environment.When environment temperature is low, can the space of the still air layer of fabric be strengthened to improve warming effect by suitably increasing the abundant degree of fabric; And when environment temperature is close to or higher than body temperature, human body has been difficult to by radiation, convection current and conduction come dissipated heat, just reduce fabric thickness this moment to increase the heat exchange between human body and environment, but human body skin also needs a large amount of perspires, walk heat with the evaporator strip that utilizes sweat and just can keep the constant of body temperature, but only keep the suitable temperature of human body by increasing or reduce fabric thickness, not only the trouble and also also very difficult sometimes, therefore, as far IR fibre, the cooling fabric, in precursor liquid, dose special ceramic powders or coating is coated on ceramic powders on the fabric, and be applied in the application that phase-change material on the exploitation heat-accumulation temperature-adjustment textiles has obtained people.
The phase-change energy-storage fibre of people's application at present mostly is that temperature-sensitive phase-change material such as paraffin are attached to fiber or fabric face by infusion process with it, or adopt composite spinning method that the temperature-sensitive phase-change material is dissolved in the solvent and spinning solution blend spinning, or adopt the microcapsule method spinning to make fiber, the phase-change material that contains by fiber absorbs when undergoing phase transition or emits a large amount of heats, make fiber have the functional fibre of functions such as energy storage and temperature control, adopt the products such as clothes of this functional fibre production to have heat endurance preferably thereby improved, made things convenient for wearing of people.But employing infusion process, phase-change material easily runs off, the phase-change material loading is low in the fiber, composite spinning method, phase-change material easily runs off, and makes spinning properties be restricted, and the employing microcapsule method, phase-change material can stable existence in fiber, but the phase-change material addition is low, and manufacturing cost height.
Summary of the invention
The invention provides a kind of method for preparing phase-change energy-storage fibre, this method technology is simple, effectively reduced the loss of phase-change material in the fiber process process, improved the content of phase-change material in the fiber, the phase-change accumulation energy function of fiber and the physical and mechanical properties of fiber have been guaranteed, the higher and difficult loss of temperature-sensitive phase-change material content in the phase-change energy-storage fibre, and the physical and mechanical properties of the phase-change accumulation energy function of fiber and fiber is good.
Technical scheme of the present invention is: functional fibre mainly is made up of cellulose, paraffin, and wherein the paraffin amount is 10～40% of a relative cellulose content.
The dried fracture strength of this phase-change energy-storage fibre〉1.7cN/dtex, wet breaking strength〉0.9cN/dtex, dried elongation at break〉15%, line density deviation ratio ± 7%, whiteness〉75%, 10～60 ℃ of phase transition temperatures, enthalpy of phase change 10～150J/g.And melting point of paraffin wax is 10～60 ℃, the higher and difficult loss of phase-change material paraffin content in such phase-change energy-storage fibre, and the phase-change accumulation energy function of fiber and the physical and mechanical properties of fiber are good.
The method of this phase-change energy-storage fibre comprises following production stage
1) adopting fusing point is 10～60 ℃ paraffin, with its complete fusion and add 1～3% dispersant (paraffin weight relatively), stirs and makes the paraffin fused solution, and wherein dispersant can adopt stearic acid or calcium stearate;
2) adopting cellulose pulp is raw material, through conventional preparation method, promptly adopts the cellulose viscose solution that makes chemical cellulose content 6～10% through steps such as dipping, squeezing, pulverizing, experienced, yellow, dissolving, filtration, maturation, deaerations;
3) adjust the cellulose viscose solution to the paraffin melt temperature, promptly adopt under the condition of paraffin melt temperature the paraffin fused solution is joined in the cellulose viscose solution, under static mixer or dynamic mixer fully act on, mix, make relative cellulose 10～41% of paraffin content and the homogeneous phase spinning solution identical with paraffin fused solution temperature; Because in actual production, can inevitably there be certain loss with the cellulose blending spinning solution in paraffin during through coagulating bath moulding, damp and hot drawing and setting, refining processing, so should control its number of dropouts less than 1.0% (cellulose relatively) when producing, promptly the relative cellulose of paraffin number of dropouts is less than 1.0%.
4) then the spinning solution that makes is pressed into spinning moulding in the coagulating bath through spinning head, and makes the finished product phase-change energy-storage fibre that variations in temperature is had cushioning effect through post processings such as damp and hot drawing and setting, refining processing and oven dry.
And in actual production, coagulating bath can be adopted the H by 50～200g/l
2SO
4, the 1ZnSO of 5～50g/
4Na with 100～400g/l
2SO
4Form, bathe 30～55 ℃ of temperature, also can adopt the H of coagulating bath by 50～200g/l
2SO
4, the Al of 5～50g/l
2(SO
4)
3Na with 100～400g/l
2SO
4Form, bathe 30～55 ℃ of temperature, certainly, also can carry out suitable adjustment again to it, with the needs that are adapted to produce, these are the known general knowledge of those skilled in the art.
Like this, this phase-change energy-storage fibre is actually and adopts cellulose pulp such as the cotton pulp dregs of rice, wood pulps or bamboo pulp etc. is raw material, make the cellulose viscose solution in dipping, squeezing, pulverizing, experienced, yellow, dissolving, filtration, maturation, in the step of spinning, concise, oven dry preparation viscose, the interpolation step that has added a phase transition agent paraffin again, promptly adopt phase transition agent paraffin is made the paraffin fused solution, make spinning solution according to producing required fully mixing with certain proportion with the cellulose viscose solution identical with paraffin fused solution temperature; It can adopt static mixer or dynamic mixer to come the fully mixed spinning solution that gets.
After having adopted technique scheme, because the present invention adopts cellulose pulp as fibre-forming material and the blend of phase transition agent paraffin prepares spinning solution and adopt wet spinning to prepare the method for phase-change energy-storage fibre, its main component of making fiber is a cellulose, employing adds the phase transition agent paraffin after the fusion in the cellulose viscose solution, evenly mix with cellulosic molecule with molecular state after the paraffin fusion, and cellulose has the characteristics of good barrier to nonpolar wax, therefore can well be deposited in phase transition agent paraffin in the fiber, do not run off with washing, increase the content of paraffin in the fiber, so both guaranteed to add the spinnability of viscose behind the phase transition agent paraffin, guaranteed the functional of fiber phase-change accumulation energy again, while strengthens because of the addition of paraffin again, the phase transformation enthalpy of fiber is higher, make functions such as the energy storage of fiber and temperature control be significantly improved, the phase-change accumulation energy function of fiber and the physical and mechanical properties of fiber have been improved, make it not only be suitable for the production of suit and infrared stealth clothes, and be particularly suitable for being used as various underskirts, gloves, socks, garment for children, bedding and outdoor clothes, comprise ski-wear, trousers, sweater etc., and the production of building and ornament materials etc.
The specific embodiment
Embodiment 1
1) adopting fusing point is that 30 ℃ complete fusion of paraffin and 2.0% the dispersant calcium stearate that adds relative paraffin weight mix and make the paraffin fused solution;
2) adopting the plain pulp of dimension is raw material, through dipping, squeezing, pulverizing, experienced, yellow, dissolving, maturation filtration, deaeration step, makes the cellulose viscose solution, and the content of chemical cellulose is 8.5～9.5% in the cellulose viscose solution;
3) adjust the cellulose viscose solution to the paraffin melt temperature, adopt the paraffin fused solution of relative cellulose 15% to add the evenly mixed spinning solution that gets in the cellulose viscose solution;
4) spinning solution that makes being pressed into sulfuric acid content through spinning head is 110g/l, sodium sulphate 330g/l, zinc sulfate 25g/l, 30 ℃ of temperature solidify the acid bath spinning, produce 1.67dtex * 38mm staple fibre through suitable drawing-off, fiber through damp and hot drawing and setting, refining processing, washing, dewater, oil, post-processing step such as oven dry makes 1.67dtex * 38mm finished product phase-change energy-storage fibre, the content of paraffin can reach 14.35% (cellulose content relatively) in this phase-change energy-storage fibre.
Fiber index: do fracture strength 2.13cN/dtex; Wet breaking strength 1.12cN/dtex; Dried elongation at break 20.4%; Line density deviation ratio-1.2%; Whiteness 79%; Oil content 0.18%; Regain 12.1%; 30 ℃ of phase transition temperatures; Enthalpy of phase change 40J/g.
Embodiment 2
1) adopting fusing point is that 57 ℃ complete fusion of paraffin and 2.5% the dispersant calcium stearate that adds relative paraffin weight mix and make the paraffin fused solution;
2) adopting the plain pulp of dimension is raw material, through dipping, squeezing, pulverizing, experienced, yellow, dissolving, maturation filtration, deaeration step, makes the cellulose viscose solution, and the content of chemical cellulose is 7.0～8.0% in the cellulose viscose solution;
3) adjust the cellulose viscose solution to the paraffin melt temperature, adopt the paraffin fused solution of relative cellulose 31% to add the evenly mixed spinning solution that gets in the cellulose viscose solution;
4) spinning solution that makes being pressed into sulfuric acid content through spinning head is 105g/l, sodium sulphate 335g/l, zinc sulfate 45g/l, 55 ℃ of temperature solidify the acid bath spinning, produce 3.33dtex * 60mm staple fibre through suitable drawing-off, fiber through damp and hot drawing and setting, refining processing, washing, dewater, oil, post-processing step such as oven dry makes 3.33dtex * 60mm finished product phase-change energy-storage fibre, the content of paraffin is 30.7% (cellulose content relatively) in this phase-change energy-storage fibre.
Fiber index: do fracture strength 2.02cN/dtex; Wet breaking strength 1.01cN/dtex; Dried elongation at break 21.0%; Line density deviation ratio-2.8%; Whiteness 78%; Oil content 0.19%; Regain 11.4%; 57 ℃ of phase transition temperatures; Enthalpy of phase change 60J/g.
Embodiment 3
1) adopting fusing point is that 12 ℃ complete fusion of paraffin and 1.5% the dispersant stearic acid that adds relative paraffin weight mix and make the paraffin fused solution;
2) adopting the plain pulp of dimension is raw material, through dipping, squeezing, pulverizing, experienced, yellow, dissolving, maturation filtration, deaeration step, makes the cellulose viscose solution, and the content of chemical cellulose is 6.0～7.0% in the cellulose viscose solution;
3) adjust the cellulose viscose solution to the paraffin melt temperature, adopt the paraffin fused solution of relative cellulose 38% to add the evenly mixed spinning solution that gets in the cellulose viscose solution;
4) spinning solution that makes is pressed into sulfuric acid 110g/l through spinning head, aluminum sulfate 25g/L, sodium sulphate 275g/L, transparency 〉=1000mm, 37 ℃ of coagulation bath temperatures solidify the acid bath spinning, and through damp and hot drawing and setting, refining processing, washing, dewater, oil, post-processing step such as oven dry makes the finished product phase-change energy-storage fibre, the content of paraffin is 37.45% (cellulose content relatively) in this phase-change energy-storage fibre.
The phase-change accumulation energy viscose filament yarn fiber index that is made by above-mentioned technology is: do fracture strength 2.24cN/dtex; Wet breaking strength 0.98cN/dtex; Dried elongation at break 19.2%; The dried extension at break coefficient of variation (CV value) 6.20%; Line density (fiber number) deviation :-4.0%; The line density coefficient of variation (CV value) 3.0%; The twist coefficient of variation (CV value) 9.8%; Monofilament radical deviation 0%; Residual sulfur content 7.20mg/100g; 3.5 grades of dye uniformities; 12 ℃ of phase transition temperatures; Enthalpy of phase change 20J/g.
Claims (4)
1, a kind of method for preparing phase-change energy-storage fibre is characterized in that it may further comprise the steps
1), stirs and make the paraffin fused solution with the complete fusion of paraffin and add the dispersant stearic acid or the calcium stearate of relative paraffin weight 1～3%;
2) adopting cellulose pulp to make chemical cellulose content is 6～10% cellulose viscose solution;
3) adjustment cellulose viscose solution temperature arrives the paraffin melt temperature, the paraffin fused solution is joined in the cellulose viscose solution mix, and makes relative cellulose 10～41% of paraffin content and the homogeneous phase spinning solution identical with paraffin fused solution temperature;
4) described spinning solution is pressed into the coagulating bath spinning moulding through the spray silk, and makes the finished product phase-change energy-storage fibre that variations in temperature is had cushioning effect through damp and hot drawing and setting, refining processing and oven dry post processing.
2, the method for preparing phase-change energy-storage fibre as claimed in claim 1 is characterized in that described melting point of paraffin wax is 10～60 ℃.
3, the method for preparing phase-change energy-storage fibre as claimed in claim 1 or 2 is characterized in that the H of described coagulating bath by 50～200g/l
2SO
4, the ZnSO of 5～50g/l
4Na with 100～400g/l
2SO
4Form, bathe 30～55 ℃ of temperature.
4, the method for preparing phase-change energy-storage fibre as claimed in claim 1 or 2 is characterized in that the H of described coagulating bath by 50～200g/l
2SO
4, the Al of 5～50g/l
2(SO
4)
3Na with 100～400g/l
2SO
4Form, bathe 30～55 ℃ of temperature.
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNB2007100146075A CN100494527C (en) | 2007-04-18 | 2007-04-18 | Phase-change energy-storage fibre preparation method |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNB2007100146075A CN100494527C (en) | 2007-04-18 | 2007-04-18 | Phase-change energy-storage fibre preparation method |
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|---|---|
| CN101041911A CN101041911A (en) | 2007-09-26 |
| CN100494527C true CN100494527C (en) | 2009-06-03 |
Family
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Families Citing this family (14)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE102007054702B4 (en) * | 2007-11-14 | 2018-10-18 | Smartpolymer Gmbh | Process for the preparation of cellulosic shaped bodies, cellulosic shaped bodies and their use |
| DE202009010321U1 (en) * | 2009-07-30 | 2010-12-09 | Amoena Medizin-Orthopädie-Technik GmbH | clothing |
| CN102302229A (en) * | 2011-09-27 | 2012-01-04 | 红豆集团无锡远东服饰有限公司 | Fabric with climate adjusting function and cold protective clothing coat |
| CN102534974A (en) * | 2012-02-17 | 2012-07-04 | 江苏联宏纺织有限公司 | Three-layer fabric |
| CN104120540A (en) * | 2013-04-23 | 2014-10-29 | 上海帕兰朵纺织科技发展有限公司 | Composite-function fiber knitted fabric with moisture absorption and heating functions and manufacturing method thereof |
| CN104178843B (en) * | 2014-07-30 | 2016-07-06 | 广东洪兴实业有限公司 | A kind of phase transformation blended fiber and manufacture method thereof |
| CN106010455B (en) * | 2016-05-26 | 2019-08-13 | 西北师范大学 | A kind of hot phase-transition heat-preserving material and its preparation for the heat preservation of winter vinyl house |
| CN106987232A (en) * | 2017-04-06 | 2017-07-28 | 太原科技大学 | A kind of biomass-based phase-changing energy storage material and preparation method thereof |
| CN108531137A (en) * | 2018-04-17 | 2018-09-14 | 常宁市帝棉纺织制衣有限公司 | A kind of preparation method of energy-saving and temperature-regulating phase-change material and its fiber |
| CN108929629A (en) * | 2018-07-30 | 2018-12-04 | 四川大学 | A kind of preparation method of phase transformation Infrared stealthy materials |
| CN110886026B (en) * | 2019-12-17 | 2022-07-05 | 上海里奥纤维企业发展有限公司 | Temperature-adjusting fiber and preparation method thereof |
| CN111905662B (en) * | 2020-08-10 | 2022-09-02 | 江苏可米新材料科技有限公司 | Phase-change microcapsule material with strong binding force with textile fibers and preparation method and application thereof |
| CN114561745B (en) * | 2021-12-13 | 2023-03-17 | 杭州诺邦无纺股份有限公司 | Phase-change non-woven material with temperature adjusting function |
| CN114507906B (en) * | 2022-02-21 | 2023-02-03 | 季华实验室 | Method for preparing polytetrafluoroethylene fiber with storage function by utilizing wet spinning |
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2007
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| CN101041911A (en) | 2007-09-26 |
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