CN107946082A - A kind of preparation method and its usage of cigarette filter/graphene composite material - Google Patents
A kind of preparation method and its usage of cigarette filter/graphene composite material Download PDFInfo
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- CN107946082A CN107946082A CN201711020223.4A CN201711020223A CN107946082A CN 107946082 A CN107946082 A CN 107946082A CN 201711020223 A CN201711020223 A CN 201711020223A CN 107946082 A CN107946082 A CN 107946082A
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- cigarette filter
- composite material
- graphene
- graphene composite
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- 235000019504 cigarettes Nutrition 0.000 title claims abstract description 99
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 title claims abstract description 78
- 229910021389 graphene Inorganic materials 0.000 title claims abstract description 78
- 239000002131 composite material Substances 0.000 title claims abstract description 42
- 238000002360 preparation method Methods 0.000 title claims abstract description 18
- IJGRMHOSHXDMSA-UHFFFAOYSA-N Atomic nitrogen Chemical compound N#N IJGRMHOSHXDMSA-UHFFFAOYSA-N 0.000 claims abstract description 48
- 239000006185 dispersion Substances 0.000 claims abstract description 35
- 239000007788 liquid Substances 0.000 claims abstract description 29
- 229910052757 nitrogen Inorganic materials 0.000 claims abstract description 24
- 238000000034 method Methods 0.000 claims abstract description 19
- 238000001035 drying Methods 0.000 claims abstract description 16
- 239000000463 material Substances 0.000 claims abstract description 14
- 238000004064 recycling Methods 0.000 claims abstract description 14
- 239000007772 electrode material Substances 0.000 claims abstract description 8
- 238000003763 carbonization Methods 0.000 claims abstract description 7
- 238000010438 heat treatment Methods 0.000 claims description 8
- 238000007654 immersion Methods 0.000 claims description 8
- 238000010792 warming Methods 0.000 claims description 8
- 241000208125 Nicotiana Species 0.000 claims description 3
- 235000002637 Nicotiana tabacum Nutrition 0.000 claims description 3
- 238000010521 absorption reaction Methods 0.000 claims description 2
- 238000002791 soaking Methods 0.000 claims description 2
- 239000002023 wood Substances 0.000 claims 1
- LFQSCWFLJHTTHZ-UHFFFAOYSA-N Ethanol Chemical compound CCO LFQSCWFLJHTTHZ-UHFFFAOYSA-N 0.000 abstract description 41
- 230000008901 benefit Effects 0.000 abstract description 10
- 230000007613 environmental effect Effects 0.000 abstract description 3
- 230000003647 oxidation Effects 0.000 abstract description 2
- 238000007254 oxidation reaction Methods 0.000 abstract description 2
- 235000013619 trace mineral Nutrition 0.000 abstract description 2
- 239000011573 trace mineral Substances 0.000 abstract description 2
- 150000002500 ions Chemical class 0.000 description 6
- SNICXCGAKADSCV-UHFFFAOYSA-N nicotine Natural products CN1CCCC1C1=CC=CN=C1 SNICXCGAKADSCV-UHFFFAOYSA-N 0.000 description 5
- SNICXCGAKADSCV-JTQLQIEISA-N (-)-Nicotine Chemical compound CN1CCC[C@H]1C1=CC=CN=C1 SNICXCGAKADSCV-JTQLQIEISA-N 0.000 description 4
- HEDRZPFGACZZDS-UHFFFAOYSA-N Chloroform Chemical compound ClC(Cl)Cl HEDRZPFGACZZDS-UHFFFAOYSA-N 0.000 description 4
- 230000000694 effects Effects 0.000 description 4
- 229960002715 nicotine Drugs 0.000 description 4
- QTBSBXVTEAMEQO-UHFFFAOYSA-N Acetic acid Chemical compound CC(O)=O QTBSBXVTEAMEQO-UHFFFAOYSA-N 0.000 description 3
- OKKJLVBELUTLKV-UHFFFAOYSA-N Methanol Chemical compound OC OKKJLVBELUTLKV-UHFFFAOYSA-N 0.000 description 3
- 230000005540 biological transmission Effects 0.000 description 3
- 150000001875 compounds Chemical class 0.000 description 3
- 238000010586 diagram Methods 0.000 description 3
- VLKZOEOYAKHREP-UHFFFAOYSA-N n-Hexane Chemical compound CCCCCC VLKZOEOYAKHREP-UHFFFAOYSA-N 0.000 description 3
- RLLPVAHGXHCWKJ-IEBWSBKVSA-N (3-phenoxyphenyl)methyl (1s,3s)-3-(2,2-dichloroethenyl)-2,2-dimethylcyclopropane-1-carboxylate Chemical compound CC1(C)[C@H](C=C(Cl)Cl)[C@@H]1C(=O)OCC1=CC=CC(OC=2C=CC=CC=2)=C1 RLLPVAHGXHCWKJ-IEBWSBKVSA-N 0.000 description 2
- CSCPPACGZOOCGX-UHFFFAOYSA-N Acetone Chemical compound CC(C)=O CSCPPACGZOOCGX-UHFFFAOYSA-N 0.000 description 2
- RTZKZFJDLAIYFH-UHFFFAOYSA-N Diethyl ether Chemical compound CCOCC RTZKZFJDLAIYFH-UHFFFAOYSA-N 0.000 description 2
- 229920006221 acetate fiber Polymers 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 2
- 239000003990 capacitor Substances 0.000 description 2
- 239000003575 carbonaceous material Substances 0.000 description 2
- 239000003814 drug Substances 0.000 description 2
- 238000001914 filtration Methods 0.000 description 2
- 238000004519 manufacturing process Methods 0.000 description 2
- 239000003513 alkali Substances 0.000 description 1
- 150000001336 alkenes Chemical class 0.000 description 1
- 230000000844 anti-bacterial effect Effects 0.000 description 1
- 238000007598 dipping method Methods 0.000 description 1
- 229940079593 drug Drugs 0.000 description 1
- 230000005518 electrochemistry Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000000605 extraction Methods 0.000 description 1
- 239000000835 fiber Substances 0.000 description 1
- 239000003921 oil Substances 0.000 description 1
- 230000008520 organization Effects 0.000 description 1
- 239000011148 porous material Substances 0.000 description 1
- 239000002994 raw material Substances 0.000 description 1
- 238000011084 recovery Methods 0.000 description 1
- 230000000630 rising effect Effects 0.000 description 1
- 238000000926 separation method Methods 0.000 description 1
- 230000000391 smoking effect Effects 0.000 description 1
- 239000004575 stone Substances 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
- 239000004753 textile Substances 0.000 description 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 1
Classifications
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01G—CAPACITORS; CAPACITORS, RECTIFIERS, DETECTORS, SWITCHING DEVICES, LIGHT-SENSITIVE OR TEMPERATURE-SENSITIVE DEVICES OF THE ELECTROLYTIC TYPE
- H01G11/00—Hybrid capacitors, i.e. capacitors having different positive and negative electrodes; Electric double-layer [EDL] capacitors; Processes for the manufacture thereof or of parts thereof
- H01G11/22—Electrodes
- H01G11/24—Electrodes characterised by structural features of the materials making up or comprised in the electrodes, e.g. form, surface area or porosity; characterised by the structural features of powders or particles used therefor
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01G—CAPACITORS; CAPACITORS, RECTIFIERS, DETECTORS, SWITCHING DEVICES, LIGHT-SENSITIVE OR TEMPERATURE-SENSITIVE DEVICES OF THE ELECTROLYTIC TYPE
- H01G11/00—Hybrid capacitors, i.e. capacitors having different positive and negative electrodes; Electric double-layer [EDL] capacitors; Processes for the manufacture thereof or of parts thereof
- H01G11/22—Electrodes
- H01G11/30—Electrodes characterised by their material
- H01G11/32—Carbon-based
- H01G11/36—Nanostructures, e.g. nanofibres, nanotubes or fullerenes
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01G—CAPACITORS; CAPACITORS, RECTIFIERS, DETECTORS, SWITCHING DEVICES, LIGHT-SENSITIVE OR TEMPERATURE-SENSITIVE DEVICES OF THE ELECTROLYTIC TYPE
- H01G11/00—Hybrid capacitors, i.e. capacitors having different positive and negative electrodes; Electric double-layer [EDL] capacitors; Processes for the manufacture thereof or of parts thereof
- H01G11/22—Electrodes
- H01G11/30—Electrodes characterised by their material
- H01G11/32—Carbon-based
- H01G11/44—Raw materials therefor, e.g. resins or coal
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
- Y02E60/00—Enabling technologies; Technologies with a potential or indirect contribution to GHG emissions mitigation
- Y02E60/13—Energy storage using capacitors
Landscapes
- Engineering & Computer Science (AREA)
- Power Engineering (AREA)
- Chemical & Material Sciences (AREA)
- Materials Engineering (AREA)
- Microelectronics & Electronic Packaging (AREA)
- Crystallography & Structural Chemistry (AREA)
- Nanotechnology (AREA)
- Carbon And Carbon Compounds (AREA)
Abstract
The invention discloses a kind of preparation method of cigarette filter/graphene composite material, the cigarette filter of recycling is soaked several times in graphene oxide alcohol dispersion liquid, drying, is then carbonized, that is, obtains cigarette filter/graphene composite material.The invention also discloses the purposes of material prepared.The present invention makes graphene oxide doped into the filter tip of useless cigarette butt by controlling dispersion concentration of the graphene oxide in ethanol solution.Carbonization rear oxidation graphene is heat-treated as graphene and adulterated wherein, and contains the trace elements such as nitrogen.Obtained composite material is porous, and has high ratio surface, excellent electric conductivity and ion transporting.Therefore it can be used as the electrode material of ultracapacitor.The present invention also has the advantages that technique is simple, cost is low, fireballing, can directly recycle discarded cigarette butt, have good environmental benefit and economic benefit.
Description
Technical field
The invention belongs to technical field of composite materials, is related to a kind of preparation side of cigarette filter/graphene composite material
Method, the invention further relates to the purposes of cigarette filter/graphene composite material made from the above method.
Background technology
Predicted according to the World Health Organization, the number of global smoker in 2025 will rise to 1,700,000,000 people.China is in the world most
Big cigarette production country and maximum cigarette consumption country, according to statistics, Chinese smoking number nearly 400,000,000 or so,
Annual number is all constantly rising.These discarded cigarette butts cause environment very big negative effect, therefore to discarding cigarette butt
Recycling has important application value.
The recycling of useless cigarette butt is primarily referred to as the materials such as nicotine, the Salanesol adsorbed to filter tip and the inside
Recycling.The main raw material(s) of filter tip is acetate fiber, is chiefly used in the manufacture of textile, plate, sheet material etc..Nicotine is also known as cigarette
Alkali, is the main component of tobacco, its chemical formula is C10H14N2, water-soluble, ethanol, chloroform, ether, oils, are mainly used in
Medicine and the insect-pest of crops etc..Salanesol molecular formula is C45H74O, it is not soluble in water, methanol, ethanol are slightly soluble in, is dissolved in
Acetone, chloroform, hexane, its application are mainly the fields such as medicine, antibacterial.At present, recycling of the China to cigarette butt and immature,
Do not accomplish really also to recycle.In general, useless cigarette butt is exactly to recyclable materials in the first step of recycling
Extraction and separation, i.e., to discarding in cigarette butt the recycling of nicotine and Salanesol contained, it is necessary to by multiple times of filtration, though technique is simple
The list but rate of recovery is not high.
Porous material is a research hotspot of current electrode material for super capacitor, its porosity is conducive to the biography of ion
It is defeated.Graphene has high-specific surface area, excellent electric conductivity, its composite material is chiefly used in electrode material.Due to useless cigarette butt filtering
Mouth is loose structure, and the inside remains the trace elements such as nitrogen, and remaining nitrogen has raising electrochemistry in its carbonized product
The effect of performance.Therefore, by useless cigarette butt filter tip with graphene is compound not only can directly recycle useless cigarette butt, applied and stored up
Energy field also has extensive prospect.
The content of the invention
The object of the present invention is to provide a kind of preparation method of cigarette filter/graphene composite material, is cigarette filter
The recycling of mouth provides a kind of new method.
It is a further object of the present invention to provide the purposes of cigarette filter/graphene composite material made from the above method.
The technical solution adopted in the present invention is a kind of preparation method of cigarette filter/graphene composite material, will be returned
The cigarette filter of receipts soaks several times in graphene oxide-alcohol dispersion liquid, and drying, is then carbonized, that is, obtains cigarette mistake
Filter tip/graphene composite material.
The features of the present invention also resides in,
The cigarette filter of recycling is used filter tip, wherein after burning containing pipe tobacco, by the material of absorption generation.
The concentration of graphene oxide-alcohol dispersion liquid is 0.2g/L~1g/L.
Immersion process is:First the cigarette filter of recycling is soaked in graphene oxide-alcohol dispersion liquid, is stood, so
Soak again afterwards, this process repeats 10~20 times, and each soaking time is 20~60s.
Cigarette filter and the mass volume ratio of graphene oxide-alcohol dispersion liquid are 0.01~0.15g/ml.
Drying temperature is 70~100 DEG C, and drying time is 1~2h.
Carbonization is specially:After the cigarette filter of drying is put into tube furnace, nitrogen is passed through, furnace temperature is warming up to 800 DEG C
120~180min is kept the temperature after~900 DEG C, treats that stove is cooled to room temperature and closes nitrogen.
10~20 DEG C/min of heating rate.
Nitrogen flow is 40~100sccm.
Another technical solution of the present invention is, using a kind of preparation of cigarette filter/graphene composite material
The purposes of cigarette filter/graphene composite material made from method, the electrode material as ultracapacitor.
The invention has the advantages that the present invention chooses useless cigarette butt filter tip, since the material of cigarette butt filter tip is acetic acid
Fiber, becomes carbon material after its high temperature cabonization.And there is loose structure, beneficial to the transmission of ion.Contain in useless cigarette butt filter tip
The materials such as nicotine, that is, contain nitrogen, there is good effect for adion.Graphene and discarded cigarette butt are filtered
After mouth is compound, the high ratio surface of the loose structure of useless cigarette butt filter tip and graphene is effectively combined, obtained composite material
It is porous, and there is high ratio surface, excellent electric conductivity and ion transporting.Therefore it can be used as the electrode material of ultracapacitor
Material.In addition the present invention also has the advantages that technique is simple, cost is low, fireballing, can directly recycle discarded cigarette butt, have
Good environmental benefit and economic benefit.
Brief description of the drawings
Fig. 1 is the scanning electron microscope diagram of cigarette filter/graphene composite material prepared by embodiment 1;
Fig. 2 is the scanning electron microscope diagram of cigarette filter/graphene composite material prepared by embodiment 2;
Fig. 3 is the scanning electron microscope diagram of cigarette filter/graphene composite material prepared by embodiment 3.
Embodiment
The present invention is described in detail with reference to the accompanying drawings and detailed description.
A kind of preparation method of cigarette filter/graphene composite material of the present invention, first by graphene oxide in ethanol
Ultrasonic disperse in solution, the alcohol solution dipping that the cigarette filter of recycling then is added graphene several times, dry in an oven
It is dry.Finally the cigarette filter of drying is put into tube furnace and is carbonized, that is, obtains cigarette filter/graphene composite material.
Specifically implement according to following steps:
Step 1, graphene oxide is disperseed in ethanol, to obtain graphene oxide-second that concentration is 0.2g/L~1g/L
Alcohol dispersion liquid;
Step 2, it is 0.01~0.15g/ml according to the mass volume ratio of cigarette filter and dispersion liquid, by cigarette filter
20~60s is soaked in the dispersion liquid that step 1 obtains, is then placed within 1~3min of standing on culture dish, then be immersed in oxidation stone
In the alcohol dispersion liquid of black alkene.This process repeats 10~20 times.Then 1~2h is dried in an oven, and drying temperature is 70~100
℃。
Step 3, after the cigarette filter after step 2 is dried is put into tube furnace, be passed through nitrogen, flow for 40~
100sccm, furnace temperature keep the temperature 120~180min after being warming up to 800 DEG C~900 DEG C, and 10~20 DEG C/min of heating rate, treats that stove is cold
But arrive room temperature and close nitrogen, obtain cigarette filter/graphene composite material.
The present invention chooses useless cigarette filter, since the material of cigarette filter is acetate fiber, after its high temperature cabonization into
For carbon material.And there is loose structure, beneficial to the transmission of ion.Containing materials such as nicotines in useless cigarette filter, that is,
Containing nitrogen, there is good effect for adion.At present, graphene-based composite material is chiefly used in electrode material, because
It is with high ratio surface and good electric conductivity.By graphene and cigarette filter it is compound after, by the porous of cigarette filter
Structure and the high ratio surface of graphene are effectively combined, and obtained material is conducive to the transmission of ion.
The present invention soaks graphene oxide ultrasonic disperse in ethanol, then cigarette filter for several times in dispersion liquid,
By controlling concentration of the graphene oxide in ethanol solution, make graphene oxide doped into the filter tip of useless cigarette butt.Carbonization
After to show as the composite material porous, graphene oxide is heat-treated as graphene and doping wherein, and micro containing nitrogen etc.
Element.Obtained material is porous, and has high ratio surface, excellent electric conductivity and ion transporting.Therefore can be used as surpassing
The electrode material of level capacitor.
The present invention also has the advantage that technique is simple, cost is low, and speed is fast, can directly recycle discarded cigarette butt,
With good environmental benefit and economic benefit.
Embodiment 1
By 8mg graphene dispersions in the ethanol of 40ml, ultrasonic disperse 30min.According to cigarette filter and dispersion liquid
Mass volume ratio is 0.01g/ml, and useless cigarette filter is soaked 20s in the alcohol dispersion liquid of graphene, then pulls placement out
3min is shelved on culture dish.Then it is immersed in again in dispersion liquid, this process is repeated 10 times.Cigarette filter after immersion is existed
Dried in baking oven, temperature is 70 DEG C, time 2h.Cigarette filter after drying is placed in crucible, is carbonized in tube furnace.
Nitrogen, flow 40sccm are passed first into, furnace temperature keeps the temperature 180min, heating rate 10~20 after being warming up to 800 DEG C~820 DEG C
DEG C/min, treat that stove is cooled to room temperature and closes nitrogen.Obtained cigarette filter/graphene composite material SEM pictures such as Fig. 1 institutes
Show, here it is apparent that the loose structure of composite material, since graphene concentration is low, graphene cannot be substantially found on its surface
Doping is wherein.
Embodiment 2
By 20mg graphene dispersions in the ethanol of 40ml, ultrasonic disperse 30min.According to cigarette filter and dispersion liquid
Mass volume ratio is 0.15g/ml, and useless cigarette filter is soaked 60s in the alcohol dispersion liquid of graphene, then pulls placement out
3min is shelved on culture dish.Then it is immersed in again in the dispersion liquid of ethanol, this process is repeated 15 times.By the cigarette mistake after immersion
Filter tip is dried in an oven, and temperature is 100 DEG C, time 1h.Cigarette filter after drying is placed in crucible, in tube furnace
Middle carbonization.Nitrogen, flow 70sccm are passed first into, furnace temperature keeps the temperature 160min, heating rate after being warming up to 840 DEG C~860 DEG C
10~20 DEG C/min, treat that stove is cooled to room temperature and closes nitrogen.Obtain cigarette filter/graphene composite material SEM pictures such as
Shown in Fig. 2, being clear that in composite material has graphene sheet layer doping, illustrates that cigarette butt filters mouth/graphene composite material
It is successfully prepared.
Embodiment 3
By 40mg graphene dispersions in the ethanol of 40ml, ultrasonic disperse 30min.According to cigarette filter and dispersion liquid
Mass volume ratio is 0.05g/ml, and useless cigarette filter is soaked 30s in the alcohol dispersion liquid of graphene, then pulls placement out
2min is shelved on culture dish.Then it is immersed in again in the dispersion liquid of ethanol, this process is repeated 20 times.By the cigarette mistake after immersion
Filter tip is dried in an oven, and temperature is 85 DEG C, time 1.5h.Cigarette filter after drying is placed in crucible, in tubular type
It is carbonized in stove.Nitrogen, flow 100sccm are passed first into, furnace temperature keeps the temperature 120min, heating speed after being warming up to 880 DEG C~900 DEG C
10~20 DEG C/min of rate, treats that stove is cooled to room temperature and closes nitrogen.Obtain cigarette filter/graphene composite material SEM pictures
As shown in Figure 3, it can be seen that the graphene sheet layer of doping is very much, the stacking of graphene sheet layer locally occurs.
Embodiment 4
By 10mg graphene dispersions in the ethanol of 40ml, ultrasonic disperse 30min.According to cigarette filter and dispersion liquid
Mass volume ratio is 0.08g/ml, and useless cigarette filter is soaked 40s in the alcohol dispersion liquid of graphene, then pulls placement out
2min is shelved on culture dish.Then it is immersed in again in the dispersion liquid of ethanol, this process is repeated 13 times.By the cigarette mistake after immersion
Filter tip is dried in an oven, and temperature is 75 DEG C, time 2h.Cigarette filter after drying is placed in crucible, in tube furnace
Middle carbonization.Nitrogen, flow 55sccm are passed first into, furnace temperature keeps the temperature 170min, heating rate after being warming up to 820 DEG C~840 DEG C
10~20 DEG C/min, treat that stove is cooled to room temperature and closes nitrogen.
Embodiment 5
By 32mg graphene dispersions in the ethanol of 40ml, ultrasonic disperse 30min.According to cigarette filter and dispersion liquid
Mass volume ratio is 0.12g/ml, and useless cigarette filter is soaked 50s in the alcohol dispersion liquid of graphene, then pulls placement out
1min is shelved on culture dish.Then it is immersed in again in the dispersion liquid of ethanol, this process is repeated 18 times.By the cigarette mistake after immersion
Filter tip is dried in an oven, and temperature is 90 DEG C, time 1h.Cigarette filter after drying is placed in crucible, in tube furnace
Middle carbonization.Nitrogen, flow 85sccm are passed first into, furnace temperature keeps the temperature 140min, heating rate after being warming up to 860 DEG C~880 DEG C
10~20 DEG C/min, treat that stove is cooled to room temperature and closes nitrogen.
Claims (10)
1. a kind of preparation method of cigarette filter/graphene composite material, it is characterised in that the cigarette filter of recycling exists
Soaked in graphene oxide-alcohol dispersion liquid several times, drying, is then carbonized, that is, obtains cigarette filter/graphene composite wood
Material.
A kind of 2. preparation method of cigarette filter/graphene composite material according to claim 1, it is characterised in that
The cigarette filter of the recycling is used filter tip, wherein after burning containing pipe tobacco, by the material of absorption generation.
A kind of 3. preparation method of cigarette filter/graphene composite material according to claim 1, it is characterised in that
The concentration of the graphene oxide-alcohol dispersion liquid is 0.2g/L~1g/L.
A kind of 4. preparation method of cigarette filter/graphene composite material according to claim 1, it is characterised in that
The immersion process is:First the cigarette filter of recycling is soaked in graphene oxide-alcohol dispersion liquid, is stood, Ran Houzai
Secondary immersion, this process repeat 10~20 times, and each soaking time is 20~60s.
5. according to a kind of preparation method of cigarette filter/graphene composite material of claim 1-4 any one of them, it is special
Sign is that the cigarette filter and the mass volume ratio of graphene oxide-alcohol dispersion liquid are 0.01~0.15g/ml.
6. according to a kind of preparation method of cigarette filter/graphene composite material of claim 1-4 any one of them, it is special
Sign is that the drying temperature is 70~100 DEG C, and drying time is 1~2h.
7. according to a kind of preparation method of cigarette filter/graphene composite material of claim 1-4 any one of them, it is special
Sign is that the carbonization is specially:After the cigarette filter of drying is put into tube furnace, nitrogen is passed through, furnace temperature is warming up to 800
DEG C~900 DEG C after keep the temperature 120~180min, treat stove be cooled to room temperature close nitrogen.
A kind of 8. preparation method of cigarette filter/graphene composite material according to claim 7, it is characterised in that
10~20 DEG C/min of heating rate.
A kind of 9. preparation method of cigarette filter/graphene composite material according to claim 7, it is characterised in that
The nitrogen flow is 40~100sccm.
10. it is made using a kind of preparation method of cigarette filter/graphene composite material of claim 1-9 any one of them
Cigarette filter/graphene composite material purposes, it is characterised in that the electrode material as ultracapacitor.
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Cited By (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN110449165A (en) * | 2019-07-11 | 2019-11-15 | 广东工业大学 | A kind of carbon fiber and its preparation method and application using load cadmium sulfide particle made of discarded cigarette butt |
WO2020231362A1 (en) * | 2019-05-10 | 2020-11-19 | Kalabak Fevzi | Recycling method of cigarette butts |
CN113082205A (en) * | 2021-04-08 | 2021-07-09 | 华南师范大学 | Nano titanium dioxide photocatalytic antibacterial material, preparation method and application thereof |
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Cited By (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
WO2020231362A1 (en) * | 2019-05-10 | 2020-11-19 | Kalabak Fevzi | Recycling method of cigarette butts |
CN110449165A (en) * | 2019-07-11 | 2019-11-15 | 广东工业大学 | A kind of carbon fiber and its preparation method and application using load cadmium sulfide particle made of discarded cigarette butt |
CN113082205A (en) * | 2021-04-08 | 2021-07-09 | 华南师范大学 | Nano titanium dioxide photocatalytic antibacterial material, preparation method and application thereof |
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