CN109183394A - A kind of preparation method of photothermal conversion heat-accumulation temperature-adjustment cotton fabric - Google Patents
A kind of preparation method of photothermal conversion heat-accumulation temperature-adjustment cotton fabric Download PDFInfo
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- CN109183394A CN109183394A CN201811000005.9A CN201811000005A CN109183394A CN 109183394 A CN109183394 A CN 109183394A CN 201811000005 A CN201811000005 A CN 201811000005A CN 109183394 A CN109183394 A CN 109183394A
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- cotton fabric
- photothermal conversion
- temperature
- conversion heat
- adjustment
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- D—TEXTILES; PAPER
- D06—TREATMENT OF TEXTILES OR THE LIKE; LAUNDERING; FLEXIBLE MATERIALS NOT OTHERWISE PROVIDED FOR
- D06M—TREATMENT, NOT PROVIDED FOR ELSEWHERE IN CLASS D06, OF FIBRES, THREADS, YARNS, FABRICS, FEATHERS OR FIBROUS GOODS MADE FROM SUCH MATERIALS
- D06M11/00—Treating fibres, threads, yarns, fabrics or fibrous goods made from such materials, with inorganic substances or complexes thereof; Such treatment combined with mechanical treatment, e.g. mercerising
- D06M11/73—Treating fibres, threads, yarns, fabrics or fibrous goods made from such materials, with inorganic substances or complexes thereof; Such treatment combined with mechanical treatment, e.g. mercerising with carbon or compounds thereof
- D06M11/74—Treating fibres, threads, yarns, fabrics or fibrous goods made from such materials, with inorganic substances or complexes thereof; Such treatment combined with mechanical treatment, e.g. mercerising with carbon or compounds thereof with carbon or graphite; with carbides; with graphitic acids or their salts
-
- D—TEXTILES; PAPER
- D06—TREATMENT OF TEXTILES OR THE LIKE; LAUNDERING; FLEXIBLE MATERIALS NOT OTHERWISE PROVIDED FOR
- D06M—TREATMENT, NOT PROVIDED FOR ELSEWHERE IN CLASS D06, OF FIBRES, THREADS, YARNS, FABRICS, FEATHERS OR FIBROUS GOODS MADE FROM SUCH MATERIALS
- D06M2101/00—Chemical constitution of the fibres, threads, yarns, fabrics or fibrous goods made from such materials, to be treated
- D06M2101/02—Natural fibres, other than mineral fibres
- D06M2101/04—Vegetal fibres
- D06M2101/06—Vegetal fibres cellulosic
Abstract
The present invention relates to a kind of preparation methods of photothermal conversion heat-accumulation temperature-adjustment cotton fabric, graphene oxide is reduced to graphene after surface of cotton fabric sprays graphene oxide and obtains photothermal conversion heat-accumulation temperature-adjustment cotton fabric, specifically: it is air-dried after cleaning cotton fabric first, then graphene oxide solution is prepared, and mixing is stirred at room temperature, graphene oxide solution is uniformly sprayed in surface of cotton fabric and is dried followed by nano-spray instrument, reduction treatment finally is carried out to cotton fabric, photothermal conversion heat-accumulation temperature-adjustment cotton fabric is made.Preparation method of the invention is easy to operate, mild condition, at low cost and be suitable for large-scale production; with fabulous use value and promotional value; there is good photothermal conversion ability using fabric made from preparation method of the invention, and photothermal conversion ability is stablized, application potential is huge.
Description
Technical field
The invention belongs to optical-thermal conversion material fields, are related to a kind of preparation method of photothermal conversion heat-accumulation temperature-adjustment cotton fabric.
Background technique
Heat-accumulation temperature-adjustment textile is that one kind is bonded in textile surface by low temperature phase change substance or is implanted into fibrous inside, is made
Textile have when ambient temperature variation when, can automatic absorption, storage, reallocation and discharge thermal energy function, work as environment
When temperature is lower than setting value, liquid-solid phase transition occurs and releases heat, makes to keep higher temperature inside textile, when environment temperature
When degree is higher than setting value, solid-liquid phase transition occurs and absorbs heat, makes to keep lower temperature inside textile, make at its temperature
In relatively comfortable range.Heat-accumulation temperature-adjustment textile is a kind of intelligent textile, more than 20 years since being self waterproofing moisture permeable fabrics
In most important comfortable textile product technology.
The nano material of photothermal conversion is a kind of to absorb certain light especially near infrared light and pass through plasma resonance
Or energy jump band generates the functional material that heat realizes local heating.Due to its near infrared light can be converted into thermal energy and by
Favor, has broad application prospects in fields such as biologic applications, external treatment and clothes, is a current big research heat
Point.
Graphene be one kind by carbon atom with sp2Hybridized orbit forms the Two-dimensional Carbon nanometer material that hexangle type is in honeycomb lattice
Material.The unique structure of graphene makes it have excellent optics, thermodynamics, electricity and mechanical property.In the photograph of near infrared light
It penetrates down, graphene has very strong optical absorptive character and heat generation characteristic.Deviate the heat of equilibrium state in graphene under light excitation
Electronics passes through the scattering process of Electron Electron and Electron-phonon, energy is gradually passed to other atoms on surface, caused
Lattice vibration, surface heating, achievees the purpose that be converted into heat by light, to realize heat-accumulation temperature-adjustment.
However, less in relation to the research using graphene preparation heat-storage temperature-regulatitextile textile at present, existing heat-storage temperature-regulatitextile textile
Performance cannot still satisfy the use demand, therefore, it is great to develop a kind of photothermal conversion heat-accumulation temperature-adjustment cotton fabric based on graphene
Realistic meaning.
Summary of the invention
Technical problem to be solved by the invention is to provide a kind of preparation methods of photothermal conversion heat-accumulation temperature-adjustment cotton fabric.This
The preparation method of invention is easy to operate, raw material is easy to get and time-consuming less, and obtained photothermal conversion heat-accumulation temperature-adjustment cotton fabric is red
It can quickly in human body tolerance interval, photothermal conversion heat-accumulation temperature-adjustment cotton fabric be repeatedly being washed for heat production and maximum temperature under outer light
Wash and the multiple irradiation of infrared light after be still able to maintain former photothermal conversion ability, stability is good, before wide application
Scape and huge use value.
In order to achieve the above objectives, The technical solution adopted by the invention is as follows:
A kind of preparation method of photothermal conversion heat-accumulation temperature-adjustment cotton fabric, by oxygen after surface of cotton fabric sprays graphene oxide
Graphite alkene is reduced to graphene and obtains photothermal conversion heat-accumulation temperature-adjustment cotton fabric；
Infrared light supply irradiation under, the temperature of photothermal conversion heat-accumulation temperature-adjustment cotton fabric rise to 65 DEG C as 32.5 DEG C needed for when
Between be 200~250s, remove infrared light supply after, the temperature of photothermal conversion heat-accumulation temperature-adjustment cotton fabric is down to needed for 35 DEG C as 65 DEG C
Time is 250~280s.
Preparation method of the invention can not only be handled cotton fabric, can also be handled other kinds of fabric,
Photothermal conversion heat-storage temperature-regulatitextile textile is made.For the present invention only by taking cotton fabric as an example, selecting cotton fabric as substrate is because it has
Good hygroscopicity, gas permeability, light resistance and dyeability, and it is comfortable and easy to wear, it is soft.
The present invention improves graphite by the way that graphene oxide is first carried out reduction to graphene oxide again in conjunction with cotton fabric
The binding strength of alkene and cotton fabric, while the load capacity of surface of cotton fabric graphene is improved, graphene oxide functional group is abundant
Oxidation stone can be implemented in combination with by graphene oxide and cotton fabric in conjunction with the hydroxyl isoreactivity group of surface of cotton fabric
Black alkene improves the load capacity of graphene oxide in the evenly dispersed of surface of cotton fabric.
As a preferred technical scheme:
A kind of preparation method of photothermal conversion heat-accumulation temperature-adjustment cotton fabric as described above, aoxidizes on cotton fabric before the reduction
The content of graphene is 2.2~4.5wt%.The content of graphene oxide is without being limited thereto on cotton fabric before restoring, and specifically can also lead to
Adjusting process is crossed to be adjusted.
A kind of preparation method of photothermal conversion heat-accumulation temperature-adjustment cotton fabric as described above, steps are as follows:
1) it is air-dried after cleaning cotton fabric, the purpose of cleaning is conducive to remove the impurity such as the grease of surface of cotton fabric
The combination of graphene oxide and cotton fabric；
2) graphene oxide solution is prepared, and mixing is stirred at room temperature；
3) graphene oxide solution is uniformly sprayed into the surface of cotton fabric made from step 1) using nano-spray instrument and dried
Dry, graphene oxide can be more uniformly dispersed in surface of cotton fabric by the way of spraying by the present invention；
4) reduction treatment is carried out to cotton fabric made from step 3) and photothermal conversion heat-accumulation temperature-adjustment cotton fabric, reduction process is made
Middle graphene oxide becomes graphene.
A kind of preparation method of photothermal conversion heat-accumulation temperature-adjustment cotton fabric as described above, the solution of the cleaning is laundry
Amidin, wherein the ratio between washing powder quality and water volume are 1g:100mL；The temperature of the cleaning is 50 ± 5 DEG C, and the time is
30min.Cleaning agent of the invention is not limited in detergent solution, and the substance for being able to achieve fabric cleaning benefits may be applicable to
The present invention.
A kind of preparation method of photothermal conversion heat-accumulation temperature-adjustment cotton fabric as described above, before being air-dried after cleaning cotton fabric,
Cotton fabric is rinsed using water.
A kind of preparation method of photothermal conversion heat-accumulation temperature-adjustment cotton fabric as described above, the graphene oxide solution it is dense
Degree is 2mg/mL, and the stirring is magnetic agitation, time 2h.
A kind of preparation method of photothermal conversion heat-accumulation temperature-adjustment cotton fabric as described above, it is described spray before to graphene oxide
Solution carries out the ultrasonic wave decentralized processing of 10min, and graphene oxide is easy to happen reunion, and ultrasonic wave decentralized processing can effectively be kept away
Exempt to occur the phenomenon, realizes graphene oxide in the solution evenly dispersed.
A kind of preparation method of photothermal conversion heat-accumulation temperature-adjustment cotton fabric as described above, the reduction use high-temperature heat treatment
Mode.The mode of reduction is without being limited thereto, can specifically be selected according to the complexity of operation.
A kind of preparation method of photothermal conversion heat-accumulation temperature-adjustment cotton fabric as described above, the temperature of the reduction are 200 DEG C,
Time is 10min.The temperature and time of reduction is without being limited thereto, specifically can be according to the characteristic of cotton fabric and the spy of graphene oxide
Property etc. is adjusted.
Beneficial effect
(1) method of the invention has the advantages that easy to operate, time-consuming is less, low in cost, preparation condition is mild, is suitable for
Large-scale serial production；
(2) have photothermal conversion fireballing excellent using photothermal conversion heat-accumulation temperature-adjustment cotton fabric made from method of the invention
Point, and end temperature has broad application prospects and huge use value in human body tolerance range；
(3) it is repeatedly being irradiated through infrared light and more using photothermal conversion heat-accumulation temperature-adjustment cotton fabric made from method of the invention
Initial photothermal conversion ability is still kept after secondary washing, it is with good stability.
Detailed description of the invention
Fig. 1 is the photothermal conversion heat-accumulation temperature-adjustment curve of photothermal conversion heat-accumulation temperature-adjustment cotton fabric made from the method for the present invention；
Fig. 2 is the antifatigue test curve of photothermal conversion of photothermal conversion heat-accumulation temperature-adjustment cotton fabric made from the method for the present invention；
Fig. 3 is the pure cotton fabric of photothermal conversion heat-accumulation temperature-adjustment cotton fabric made from the method for the present invention and unsupported graphene
Photothermal conversion ability compares figure；
Fig. 4 is photothermal conversion energy of the different numbers of washing to photothermal conversion heat-accumulation temperature-adjustment cotton fabric made from the method for the present invention
The influence diagram of power.
Specific embodiment
Present invention will be further explained below with reference to specific examples.It should be understood that these embodiments are merely to illustrate the present invention
Rather than it limits the scope of the invention.In addition, it should also be understood that, after reading the content taught by the present invention, those skilled in the art
Member can make various changes or modifications the present invention, and such equivalent forms equally fall within the application the appended claims and limited
Range.
Embodiment 1
A kind of preparation method of photothermal conversion heat-accumulation temperature-adjustment cotton fabric, its step are as follows:
1) it is air-dried after cleaning cotton fabric；It is 50 ± 5 DEG C in temperature to found white detergent solution as the solution of cleaning,
Time cleans cotton fabric under conditions of being 30min, is rinsed to it after cleaning using water, then carries out air-dried, and neutrality is white
The ratio between washing powder quality and water volume are 1g:100mL in detergent solution；
2) compound concentration is the graphene oxide solution of 2mg/mL, and magnetic agitation 2h is mixed at room temperature；
3) using nano-spray instrument that graphene oxide is molten after the ultrasonic wave dispersion 10min carried out graphene oxide solution
Liquid uniformly sprays the surface of cotton fabric made from step 1) and dries, the quality of surface of cotton fabric load graphene oxide obtained
Score is 4.5%；
4) thermal reduction processing 10min is carried out at 200 DEG C to cotton fabric made from step 3), photothermal conversion accumulation of heat tune is made
Warm cotton fabric.
Final photothermal conversion heat-accumulation temperature-adjustment cotton fabric obtained is subjected to photothermal conversion aptitude tests, specific as follows:
Test one: photothermal conversion heat-accumulation temperature-adjustment fabric samples obtained are irradiated using infrared light supply, and are observed
Record the relationship between the irradiation time and surface temperature of infrared light supply；It is changed over time after a certain period of time to surface temperature unknown
Infrared light supply is removed when aobvious, is restored to sample surface temperature to room temperature；Continue the pass of observational record irradiation time and surface temperature
System, as shown in Figure 1, it is seen that with irradiation time growth, sample surface temperature first increases, upon irradiation between be more than
Sharply decline after reaching maximum value when 230s, upon irradiation between more than 400s after, surface temperature becomes steady and and initial temperature
It is consistent, it follows that photothermal conversion heat-accumulation temperature-adjustment cotton fabric of the invention is still being kept just after infrared light repeatedly irradiates
The photothermal conversion ability of beginning, it is with good stability.
Test two: it is sample by photothermal conversion heat-accumulation temperature-adjustment cotton fabric obtained, tests the antifatigue energy of its photothermal conversion
Power, specifically:
Step 1: choosing heating with sample surface temperature in temperature-fall period and change over time the time point conduct to tend towards stability
The terminal of heating and cooling；
Step 2: repeating infrared light supply irradiation and the operation for removing infrared light supply, keep each infrared light supply exposure intensity phase
With and with 1 mid-infrared light of embodiment according to intensity it is identical, continue observational record sample surface temperature and time relationship, such as Fig. 2
It is shown, it is seen that Z can be continuously maintained the ability of photothermal conversion, stability when repeating multiple Infrared irradiation
It is good.
Test three: it is with final photothermal conversion heat-accumulation temperature-adjustment cotton fabric obtained with the pure cotton fabric after step (1) washing
Its photothermal conversion ability of sample test, test method is identical as test one and test two, and test results are shown in figure 3, from figure
Can be seen that, photothermal conversion heat-accumulation temperature-adjustment cotton fabric of the invention after Infrared irradiation its surface temperature compared to pure cotton fabric
Height, and pace of change is fast, therefore, photothermal conversion heat-accumulation temperature-adjustment cotton fabric photothermal conversion ability produced by the present invention is good.
Test four: being sample by photothermal conversion heat-accumulation temperature-adjustment cotton fabric obtained, and the photo-thermal after different numbers is washed in test
Transfer capability, specific steps are as follows:
Step 1: photothermal conversion heat-accumulation temperature-adjustment cotton fabric equal part obtained being become into five parts of samples, takes a copy of it to be used as and washes
Wash 0 sample；
Step 2: 225mgWOB solid powder being added into 150ml distilled water, preparing becomes WOB solution, and remaining sample is added
Product are washed, when washing 25min, 50min, 75min, 100min with aluminium-foil paper sealing container in 49 DEG C of heating water baths on shaking table
Take out whole samples, short rinse 3 times in distilled water, after be added in original WOB solution again and continue to wash, in
Whole samples short rinse 3 times, natural air drying in distilled water are taken out when 125min, take a copy of it sample as washing 1 time
Sample；
Step 3: reconfiguring and repeat the operation of step 2, first with WOB solution identical in step 2, addition remaining sample
Washing 2 times, 3 times, 4 samples are obtained afterwards；
Step 4: each sample being irradiated respectively with identical infrared light supply, intensity of illumination is identical when keeping irradiating every time, respectively
The relationship of observational record each sample surface temperature and time, as shown in figure 4, it can be seen that photothermal conversion accumulation of heat of the invention
The photothermal conversion ability of temperature adjustment cotton fabric is not influenced by washing times, is still keeping initial photothermal conversion energy after repeatedly washing
Power, stability are good.
Embodiment 2
A kind of preparation method of photothermal conversion heat-accumulation temperature-adjustment cotton fabric, step and embodiment 1 are almost the same, difference
It is, graphene oxide solution is uniformly sprayed surface of cotton fabric and dries duplicate number difference by step 3), and cotton obtained is knitted
The mass fraction of object area load graphene oxide is 3.3%.
Embodiment 3
A kind of preparation method of photothermal conversion heat-accumulation temperature-adjustment cotton fabric, step and embodiment 1 are almost the same, difference
It is, graphene oxide solution is uniformly sprayed surface of cotton fabric and dries duplicate number difference by step 3), and cotton obtained is knitted
The mass fraction of object area load graphene oxide is 2.6%.
Embodiment 4
A kind of preparation method of photothermal conversion heat-accumulation temperature-adjustment cotton fabric, step and embodiment 1 are almost the same, difference
It is, graphene oxide solution is uniformly sprayed surface of cotton fabric and dries duplicate number difference by step 3), and cotton obtained is knitted
The mass fraction of object area load graphene oxide is 2.2%.
Claims (9)
1. a kind of preparation method of photothermal conversion heat-accumulation temperature-adjustment cotton fabric, it is characterized in that: spraying graphite oxide in surface of cotton fabric
Graphene oxide is reduced to graphene after alkene and obtains photothermal conversion heat-accumulation temperature-adjustment cotton fabric；
Under infrared light supply irradiation, the time needed for the temperature of photothermal conversion heat-accumulation temperature-adjustment cotton fabric rises to 65 DEG C as 32.5 DEG C is
200~250s, after removing infrared light supply, the time needed for the temperature of photothermal conversion heat-accumulation temperature-adjustment cotton fabric is down to 35 DEG C as 65 DEG C
For 250~280s.
2. a kind of preparation method of photothermal conversion heat-accumulation temperature-adjustment cotton fabric according to claim 1, which is characterized in that described
The content of graphene oxide is 2.2~4.5wt% on cotton fabric before restoring.
3. a kind of preparation method of photothermal conversion heat-accumulation temperature-adjustment cotton fabric according to claim 1, which is characterized in that step
It is as follows:
1) it is air-dried after cleaning cotton fabric；
2) graphene oxide solution is prepared, and mixing is stirred at room temperature；
3) graphene oxide solution is uniformly sprayed into the surface of cotton fabric made from step 1) using nano-spray instrument and dried；
4) reduction treatment is carried out to cotton fabric made from step 3) and photothermal conversion heat-accumulation temperature-adjustment cotton fabric is made.
4. a kind of preparation method of photothermal conversion heat-accumulation temperature-adjustment cotton fabric according to claim 3, which is characterized in that described
The solution of cleaning is detergent solution, and wherein the ratio between washing powder quality and water volume are 1g:100mL；The temperature of the cleaning
Degree is 50 ± 5 DEG C, time 30min.
5. a kind of preparation method of photothermal conversion heat-accumulation temperature-adjustment cotton fabric according to claim 3, which is characterized in that clear
It washes after cotton fabric before air-drying, cotton fabric is rinsed using water.
6. a kind of preparation method of photothermal conversion heat-accumulation temperature-adjustment cotton fabric according to claim 3, which is characterized in that described
The concentration of graphene oxide solution is 2mg/mL, and the stirring is magnetic agitation, time 2h.
7. a kind of preparation method of photothermal conversion heat-accumulation temperature-adjustment cotton fabric according to claim 3, which is characterized in that described
The ultrasonic wave decentralized processing of 10min is carried out before spraying to graphene oxide solution.
8. a kind of preparation method of photothermal conversion heat-accumulation temperature-adjustment cotton fabric according to claim 3, which is characterized in that described
Reduction is by the way of high-temperature heat treatment.
9. a kind of preparation method of photothermal conversion heat-accumulation temperature-adjustment cotton fabric according to claim 8, which is characterized in that described
The temperature of reduction is 200 DEG C, time 10min.
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| CN201811000005.9A CN109183394A (en) | 2018-08-30 | 2018-08-30 | A kind of preparation method of photothermal conversion heat-accumulation temperature-adjustment cotton fabric |
| CN201910397343.9A CN110093776B (en) | 2018-08-30 | 2019-05-14 | Preparation method of photothermal conversion heat storage and temperature regulation cotton fabric |
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| CN201811000005.9A CN109183394A (en) | 2018-08-30 | 2018-08-30 | A kind of preparation method of photothermal conversion heat-accumulation temperature-adjustment cotton fabric |
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| CN201910397343.9A Active CN110093776B (en) | 2018-08-30 | 2019-05-14 | Preparation method of photothermal conversion heat storage and temperature regulation cotton fabric |
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| CN110093776A (en) * | 2018-08-30 | 2019-08-06 | 东华大学 | A kind of preparation method of photothermal conversion heat-accumulation temperature-adjustment cotton fabric |
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| CN109183394A (en) * | 2018-08-30 | 2019-01-11 | 东华大学 | A kind of preparation method of photothermal conversion heat-accumulation temperature-adjustment cotton fabric |
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2018
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| WO2021017353A1 (en) * | 2019-07-30 | 2021-02-04 | 清华大学 | Flexible photothermal conversion material, preparation method therefor, and use in sea water desalination |
| CN110924194A (en) * | 2019-11-14 | 2020-03-27 | 南通大学 | Preparation method of efficient photo-thermal steam conversion material |
| CN113089313A (en) * | 2021-03-10 | 2021-07-09 | 东南大学 | RGO/cotton sponge composite material and preparation method thereof |
| CN113089313B (en) * | 2021-03-10 | 2022-03-08 | 东南大学 | RGO/cotton sponge composite material and preparation method thereof |
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| CN110093776A (en) | 2019-08-06 |
| CN110093776B (en) | 2021-04-02 |
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