CN110217864A - A kind of supported porous carbon carbonaceous cathodes material of graphite felt and its preparation method and application - Google Patents
A kind of supported porous carbon carbonaceous cathodes material of graphite felt and its preparation method and application Download PDFInfo
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- CN110217864A CN110217864A CN201910584290.1A CN201910584290A CN110217864A CN 110217864 A CN110217864 A CN 110217864A CN 201910584290 A CN201910584290 A CN 201910584290A CN 110217864 A CN110217864 A CN 110217864A
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- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
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- C02F1/00—Treatment of water, waste water, or sewage
- C02F1/46—Treatment of water, waste water, or sewage by electrochemical methods
- C02F1/461—Treatment of water, waste water, or sewage by electrochemical methods by electrolysis
- C02F1/467—Treatment of water, waste water, or sewage by electrochemical methods by electrolysis by electrochemical disinfection; by electrooxydation or by electroreduction
- C02F1/4672—Treatment of water, waste water, or sewage by electrochemical methods by electrolysis by electrochemical disinfection; by electrooxydation or by electroreduction by electrooxydation
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- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
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Abstract
A kind of supported porous carbon carbonaceous cathodes material of graphite felt of the present invention and its preparation method and application, the method includes the steps 1, and Zn (NO is added in ultrapure water or deionized water3)2·6H2After O and 2-methylimidazole react, centrifuge washing reaction product；Step 2, it is dried in vacuo, calcining carbonization obtains porous carbon in inert gas；Step 3, porous carbon and graphite felt are immersed into ultrasonic disperse in ultrapure water or deionized water, isopropanol and polytetrafluoroethylsolution solution；Step 4, it after 40 DEG C or less dry, in 300~400 DEG C of 1~2h of annealing, is cooled to room temperature to obtain the supported porous carbon carbonaceous cathodes material of graphite felt later；The carbonaceous cathodes material improves H when applying in electric Fenton-like system2O2Yield, apply the percent of decolourization that rhodamine B is improved when going in removal organic polluter；Application to the electric Fenton-like system of perfect and optimization, and in treatment of Organic Wastewater has great importance with popularization.
Description
Technical field
The invention belongs to electro catalytic electrode field of material technology, specially a kind of supported porous carbon carbonaceous cathodes material of graphite felt
Material and its preparation method and application.
Background technique
Electric Fenton technology utilizes oxygen as a kind of novel, clean and efficient high-level oxidation technology (being abbreviated as AOPs)
(O2) in cathode surface it is reduced to hydrogen peroxide (H2O2), then by ferrous ion Fe2+Catalysis reaction generates the hydroxyl with strong oxidizing property
Base free radical (OH), to realize the degradation of pollutant.As the graphite felt materials of cathode substrate, not only there is three-dimensional knot
Structure, effective resistance hydraulic blow and mechanical integrity, and it is cheap and easily-available, it has been commercialized, has been also considered as most wide
General one of the carbonaceous cathodes used.
In electric Fenton technical system, cathode material is considered as improving H2O2Yield is most important with enhancing degradation effect
Factor, due to graphite felt carbonaceous cathodes H2O2Yield is bad, limits application of this electrode in electric Fenton-like system.
Summary of the invention
Aiming at the problems existing in the prior art, the present invention provide a kind of supported porous carbon carbonaceous cathodes material of graphite felt and
Preparation method and application, it is easy to operate, applicability is wide, it has a good application prospect.
The present invention is to be achieved through the following technical solutions:
A kind of preparation method of the supported porous carbon carbonaceous cathodes material of graphite felt, includes the following steps,
Step 1, Zn (NO is added in ultrapure water or deionized water3)2·6H2After O and 2-methylimidazole react, centrifugation is washed
It washs reaction product and obtains the presoma of porous carbon, wherein Zn (NO3)2·6H2The ratio between concentration of O and 2-methylimidazole is 74.4g/
L:(114.03g/L~159.64g/L)；
Step 2, the presoma of porous carbon is dried in vacuo, later 908~1100 DEG C under the protection of inert gas
Calcining 5~7h of carbonization, obtains porous carbon；
Step 3, by porous carbon and graphite felt immersion by the ultrapure water or deionized water of 5~10ml, the isopropanol of 1~2ml
With ultrasonic disperse, the carbonaceous cathodes material being tentatively modified, wherein porous in the mixed system of polytetrafluoroethylsolution solution composition
The quality of carbon and the surface area ratio of graphite felt are 0.5~1.25mg/cm2；
Step 4, by tentatively modified carbonaceous cathodes material after 40 DEG C or less dry, 1 is made annealing treatment at 300~400 DEG C
~2h is cooled to room temperature to obtain the supported porous carbon carbonaceous cathodes material of graphite felt later.
Preferably, Zn (NO described in step 13)2·6H2The magnetic agitation of O and 2-methylimidazole in 200~500rpm
Under reacted.
Further, the mixing time be 12~for 24 hours.
Preferably, centrifugation described in step 1 carries out 8~20min at 8000~10000rpm.
Preferably, the presoma of porous carbon described in step 2 is dried in vacuo 5~12h at 45~65 DEG C.
Preferably, graphite felt described in step 3 is the graphite felt of commercialization, and acetone soak is used before immersing mixed system,
It reuses ultrapure water or deionized water is rinsed well.
Preferably, ultrasonic time described in step 3 is 5~30min.
What a kind of preparation method of the supported porous carbon carbonaceous cathodes material of the graphite felt as described in above-mentioned any one obtained
The supported porous carbon carbonaceous cathodes material of graphite felt.
A kind of application of the supported porous carbon carbonaceous cathodes material of graphite felt, the supported porous carbon carbonaceous cathodes of the graphite felt
Material improves H when applying in electric Fenton-like system2O2Yield.
A kind of application of the supported porous carbon carbonaceous cathodes material of graphite felt, the supported porous carbon carbonaceous cathodes of the graphite felt
Material applies the percent of decolourization that rhodamine B is improved when going in removal organic polluter.
Compared with prior art, the invention has the following beneficial technical effects:
The present invention passes through Zn (NO first3)2·6H2The forerunner of porous carbon is prepared in the combination reaction of O and 2-methylimidazole
Body obtains porous carbon by being dried in vacuo and calcining carbonization, then joins porous carbon using polytetrafluoroethylene (PTFE) and graphite felt materials
Close the carbonaceous cathodes material that is tentatively modified, finally dry in the shade or 30~40 DEG C at dry, be cooled to room temperature after annealing
To the required supported porous carbon carbonaceous cathodes material of graphite felt；Take full advantage of the high electrocatalytic active high yield H of porous carbon2O2, benefit
With the adhesiveness of PTFE adhesive improve the electro catalytic activity of the supported porous carbon carbonaceous cathodes material of graphite felt, electrode stability and
Sluicing intensity sufficiently combines the three-dimensional loose and porous structure of graphite felt, is convenient for the characteristics of mass transfer, it is negative to extend graphite felt
Service life of the porous carbon carbonaceous cathodes material in electric Fenton-like system is carried, which can be effectively treated organic wastewater；This
Method has industrial application value, easy to promote and utilize.
The supported porous carbon carbonaceous cathodes material of graphite felt of the invention, porous carbon particle are existed by the close adhesion in situ that loads
Graphite felt substrate material surface, which increase the specific surface areas of carbonaceous cathodes material, and the carbonaceous cathodes materials'use service life is elongated,
This is to improving and optimize electric Fenton-like system, and the application in treatment of Organic Wastewater has great importance with popularization.
The supported porous carbon carbonaceous cathodes material of graphite felt of the invention, improves H when applying in electric Fenton-like system2O2's
Yield.
The supported porous carbon carbonaceous cathodes material of graphite felt of the invention, applies and improves sieve when going in removal organic polluter
The percent of decolourization of red bright B, is conducive to significantly improve the ability that graphite felt materials remove removal organic polluter in electric Fenton technical system.
Detailed description of the invention
Fig. 1 is the scanning electron microscope (SEM) photograph for the supported porous carbon carbonaceous cathodes material surface of graphite felt that the embodiment of the present invention 1 obtains.
Fig. 2 is the partial enlarged view in Fig. 1 at graphite felt combination porous carbon.
Fig. 3 is the scanning electron microscope (SEM) photograph on graphite felt materials surface before modified.
Fig. 4 be the embodiment of the present invention 1 before modified after H of the graphite felt materials in electric Fenton-like system2O2Yield mapping.
Fig. 5 be the embodiment of the present invention 1 before modified after graphite felt materials electric Fenton-like system handle rhodamine B effect
Figure.
Specific embodiment
Below with reference to specific embodiment, the present invention is described in further detail, it is described be explanation of the invention and
It is not to limit.
Porous carbon materials have microcellular structure abundant and meso-hole structure, and large specific surface area can be with during electro-catalysis
More electro catalytic activity sites are provided for graphite felt carbonaceous electrodes, convenient and fast substance diffusion path promotes the suction of oxygen molecule
Oxygen reduction reaction that is attached, being very beneficial in electric Fenton technical system.
The preparation method of the supported porous carbon cathode carbonaceous material of graphite felt in a kind of electric Fenton-like system of the present invention, including it is as follows
Step,
Step 1, using 100~150ml ultrapure water or deionized water as solvent, by Zn (NO3)2·6H2O and 2-methylimidazole
It is added thereto, at this time Zn (NO3)2·6H2The ratio between concentration of O and 2-methylimidazole be 74.4g/L:(114.03g/L~
159.64g/L), by after 200~500rpm magnetic agitation 12~combination reaction is complete for 24 hours, using supercentrifuge 8000
Make cleaning agent using methanol under~10000rpm, so that 2-methylimidazole residue removal is complete, 8~20min of centrifugation obtains more
The presoma of hole carbon；The presoma of porous carbon is dried to 5~12h at 45~65 DEG C in a vacuum drying oven；After drying
Presoma is put into quartz boat, and inert gas, such as N are passed through in high temperature process furnances2Under be carbonized 5~7h in 908~1100 DEG C of calcinings
Afterwards, obtain black powder porous carbon, the porous carbon with high-specific surface area, micropore abundant and meso-hole structure, have electro-catalysis
Activity；
Step 2: commercialization graphite felt is degreased using acetone, ultrapure water is reused or deionized water is rinsed well,
It can be the specification of 2cm × 2cm, then by graphite felt immersion by the ultrapure water or deionized water of 5~10ml, the isopropyl of 1~2ml
Polytetrafluoroethylsolution solution (the letter that porous 4~10mg of carbon dust made from alcohol, step 1 and 0.3~0.5ml mass concentration are 60%
It is written as PTFE) in the mixed system of composition, 5~30min of ultrasonic disperse keeps porous carbon evenly dispersed to graphite felt surface, obtains just
Modified carbonaceous cathodes material is walked, since graphite felt is two-sided, the quality of porous carbon and the surface area ratio of graphite felt
For 0.5~1.25mg/cm2；
Step 3: by the tentatively modified carbonaceous cathodes material in step 2 dry in the shade or 30~40 DEG C at dry after, be placed in horse
Not 300~400 DEG C of 1~2h of annealing in furnace, are cooled to room temperature and can be obtained the supported porous carbon carbonaceous cathodes material of graphite felt.
Embodiment 1
The preparation method of porous carbon load graphite felt cathode carbonaceous material in a kind of electric Fenton-like system of the present invention, including it is as follows
Step,
Step 1, using 100ml ultrapure water as solvent, by Zn (NO3)2·6H2O is added thereto with 2-methylimidazole, at this time Zn
(NO3)2·6H2The concentration of O is 74.4g/L, and the concentration of 2-methylimidazole is 159.64g/L, for 24 hours by 250rpm magnetic agitation
Afterwards, make cleaning agent centrifugation 20min using methanol at 8000rpm using supercentrifuge, the presoma of porous carbon is obtained, true
Dry 5h at 50 DEG C, obtained presoma is put into quartz boat, N is passed through in high temperature process furnances in empty drying box2Under
After 1000 DEG C of calcining carbonization 5h, black powder porous carbon is obtained；
Step 2, the graphite felt of commercialization is cut into the specification of 2cm × 2cm, is added acetone ultrasonic cleaning 30min and is gone oil removing
It after dirt, reuses that ultrapure water is clean, immerses porous carbon dust, 2ml isopropyl as made from the ultrapure water of 6ml, 4mg step 1
In the mixed system for the PTFE solution composition that pure and mild 0.5ml mass concentration is 60%, ultrasonic disperse 20min keeps porous carbon uniform
To graphite felt surface, tentatively modified carbonaceous cathodes material is obtained；
Step 3, it after the tentatively modified carbonaceous cathodes material in step 2 being dried in the shade, is placed in Muffle furnace at 360 DEG C of annealing
1h is managed, is cooled to room temperature and can be obtained the supported porous carbon carbonaceous cathodes material of graphite felt.
The scanning electron microscope (SEM) photograph for the supported porous carbon carbonaceous cathodes material surface of graphite felt that the embodiment obtains, i.e. SEM such as scheme
Shown in 1, the partial enlarged view at graphite felt combination porous carbon handles preceding graphite felt materials SEM such as shown in Fig. 2, as control
Shown in Fig. 3, from Fig. 1, it is apparent that porous carbon particle close adhesion is in graphite felt substrate material surface, which increase carbonaceous
The specific surface area of cathode material, and the effect that Fig. 2 can see this close adhesion is more obvious.
In the electric Fenton technical system of the embodiment, the supported porous carbon carbonaceous cathodes material of production graphite felt is as yin
Pole, DSA electrode are anode, and test process uses 0.05M Na2SO4For solution as electrolyte, solution is neutrality, current density
12.5mA/cm2, as shown in figure 4, H after embodiment 2h2O2Yield can reach 10 times of untreated commercial graphite felt materials.With the reality
The removal of carbonaceous cathodes material electricity consumption Fenton made by example pollutant ability to be applied to be evaluated, test process adds Fenton reagent,
Fe2+Concentration is 0.4mM, the rhodamine B solution 50mg/L of simulative organic wastewater, as shown in figure 5, embodiment degradation effect exists
40min reaches percent of decolourization 100%, and untreated graphite felt reaches percent of decolourization 76.35% in 60min and efficiency is slowed by.It therefore can
It is obvious to judge, it combines porous carbon and the carbonaceous cathodes material of graphite felt production to have good electro catalytic activity in the embodiment, says
Bright this method is conducive to significantly improve the ability that graphite felt materials remove removal organic polluter in electric Fenton technical system.
The embodiment is mixed by preparing porous carbon granular materials with PTFE adhesive, and ultrasonic disperse loads to graphite felt base
On bottom material, the easy making of modified graphite felt carbonaceous cathodes material is realized after 360 DEG C of lower annealing temperature condition, it is more
Hole carbon is load in situ, that is to say, that graphite felt base material supported porous carbon material particles in situ are joined without chemical reaction therebetween
With.The carbonaceous cathodes material of brand-new is applied in electric Fenton technical system, more untreated graphite felt greatly improves H2O2's
Yield, and organic pollutant can be effectively removed.
Embodiment 2
The preparation method of porous carbon load graphite felt cathode carbonaceous material in a kind of electric Fenton-like system of the present invention, including it is as follows
Step,
Step 1, using 150ml ultrapure water as solvent, by Zn (NO3)2·6H2O is added thereto with 2-methylimidazole, at this time Zn
(NO3)2·6H2The concentration of O is 74.4g/L, and the concentration of 2-methylimidazole is 114.03g/L, passes through 500rpm magnetic agitation 12h
Afterwards, make cleaning agent centrifugation 8min using methanol at 10000rpm using supercentrifuge, the presoma of porous carbon is obtained, true
Dry 7h at 65 DEG C, obtained presoma is put into quartz boat, N is passed through in high temperature process furnances in empty drying box2Under 908
DEG C calcining carbonization 7h after, obtain black powder porous carbon；
Step 2, the graphite felt of commercialization is cut into the specification of 2cm × 2cm, is added acetone ultrasonic cleaning 30min and is gone oil removing
It after dirt, reuses that ultrapure water is clean, immerses porous carbon dust, 1ml isopropyl as made from the ultrapure water of 5ml, 10mg step 1
In the mixed system for the PTFE solution composition that pure and mild 0.3ml mass concentration is 60%, ultrasonic disperse 5min makes porous carbon uniformly extremely
Graphite felt surface obtains tentatively modified carbonaceous cathodes material；
Step 3, it after the tentatively modified carbonaceous cathodes material in step 2 being dried at 40 DEG C, is placed in 300 in Muffle furnace
DEG C annealing 2h, be cooled to room temperature and can be obtained the supported porous carbon carbonaceous cathodes material of graphite felt.
Embodiment 3
The preparation method of porous carbon load graphite felt cathode carbonaceous material in a kind of electric Fenton-like system of the present invention, including it is as follows
Step,
Step 1, using 120ml ultrapure water as solvent, by Zn (NO3)2·6H2O is added thereto with 2-methylimidazole, at this time Zn
(NO3)2·6H2The concentration of O is 74.4g/L, and the concentration of 2-methylimidazole is 147.78g/L, passes through 400rpm magnetic agitation 18h
Afterwards, make cleaning agent centrifugation 15min using methanol at 9000rpm using supercentrifuge, the presoma of porous carbon is obtained, true
Dry 8h at 45 DEG C, obtained presoma is put into quartz boat, N is passed through in high temperature process furnances in empty drying box2Under 950
DEG C calcining carbonization 6.5h after, obtain black powder porous carbon；
Step 2, the graphite felt of commercialization is cut into the specification of 2cm × 2cm, is added acetone ultrasonic cleaning 30min and is gone oil removing
It after dirt, reuses that ultrapure water is clean, immerses porous carbon dust, 2ml isopropyl as made from the ultrapure water of 10ml, 8mg step 1
In the mixed system for the PTFE solution composition that pure and mild 0.4ml mass concentration is 60%, ultrasonic disperse 30min keeps porous carbon uniform
To graphite felt surface, tentatively modified carbonaceous cathodes material is obtained；
Step 3, it after the tentatively modified carbonaceous cathodes material in step 2 being dried at 30 DEG C, is placed in 400 in Muffle furnace
DEG C annealing 1h, be cooled to room temperature and can be obtained the supported porous carbon carbonaceous cathodes material of graphite felt.
Embodiment 4
The preparation method of porous carbon load graphite felt cathode carbonaceous material in a kind of electric Fenton-like system of the present invention, including it is as follows
Step,
Step 1, using 140ml deionized water as solvent, by Zn (NO3)2·6H2O is added thereto with 2-methylimidazole, at this time
Zn(NO3)2·6H2The concentration of O is 74.4g/L, and the concentration of 2-methylimidazole is 137g/L, passes through 300rpm magnetic agitation 16h
Afterwards, make cleaning agent centrifugation 12min using methanol at 9000rpm using supercentrifuge, the presoma of porous carbon is obtained, true
Dry 12h at 60 DEG C, obtained presoma is put into quartz boat, N is passed through in high temperature process furnances in empty drying box2Under
After 1100 DEG C of calcining carbonization 6h, black powder porous carbon is obtained；
Step 2, the graphite felt of commercialization is cut into the specification of 2cm × 2cm, is added acetone ultrasonic cleaning 30min and is gone oil removing
After dirt, reuses deionized water and rinse well and immerse porous carbon dust, 1.5ml as made from the deionized water of 8ml, 6mg step 1
In the mixed system for the PTFE solution composition that isopropanol and 0.45ml mass concentration are 60%, ultrasonic disperse 8min makes porous carbon
Uniformly to graphite felt surface, tentatively modified carbonaceous cathodes material is obtained；
Step 3, it after the tentatively modified carbonaceous cathodes material in step 2 being dried at 35 DEG C, is placed in 380 in Muffle furnace
DEG C annealing 1.5h, be cooled to room temperature and can be obtained the supported porous carbon carbonaceous cathodes material of graphite felt.
The graphite felt materials of commercialization are cheap and easily-available but H2O2Low output, the H of porous carbon materials2O2But particle is thin for yield height
Small loose, the present invention bonds the two using PTFE, develops a kind of carbonaceous cathodes material of porous carbon in conjunction with graphite felt
The electro catalytic activity of base material is improved, and then improves H2O2Yield increases the degradation effect to organic matter, and cathode material
Expect that service life is elongated, this is to improving and optimize electric Fenton-like system, and the application in treatment of Organic Wastewater has with popularization
Important meaning.
Claims (10)
1. a kind of preparation method of the supported porous carbon carbonaceous cathodes material of graphite felt, which is characterized in that include the following steps,
Step 1, Zn (NO is added in ultrapure water or deionized water3)2·6H2After O and 2-methylimidazole react, centrifuge washing is anti-
Product is answered to obtain the presoma of porous carbon, wherein Zn (NO3)2·6H2The ratio between concentration of O and 2-methylimidazole is 74.4g/L:
(114.03g/L~159.64g/L)；
Step 2, the presoma of porous carbon is dried in vacuo, 908~1100 DEG C of calcinings under the protection of inert gas later
Be carbonized 5~7h, obtains porous carbon；
Step 3, porous carbon and graphite felt are immersed by the ultrapure water or deionized water of 5~10ml, the isopropanol of 1~2ml and is gathered
Ultrasonic disperse in the mixed system of tetrafluoroethene solution composition, the carbonaceous cathodes material that is tentatively modified, wherein porous carbon
The surface area ratio of quality and graphite felt is 0.5~1.25mg/cm2；
Step 4, by tentatively modified carbonaceous cathodes material after 40 DEG C or less are dried, in 300~400 DEG C of 1~2h of annealing,
It is cooled to room temperature to obtain the supported porous carbon carbonaceous cathodes material of graphite felt later.
2. a kind of preparation method of the supported porous carbon carbonaceous cathodes material of graphite felt according to claim 1, feature exist
In Zn (NO described in step 13)2·6H2O and 2-methylimidazole are reacted under the magnetic agitation of 200~500rpm.
3. a kind of preparation method of the supported porous carbon carbonaceous cathodes material of graphite felt according to claim 2, feature exist
In, the mixing time be 12~for 24 hours.
4. a kind of preparation method of the supported porous carbon carbonaceous cathodes material of graphite felt according to claim 1, feature exist
In centrifugation described in step 1 carries out 8~20min at 8000~10000rpm.
5. a kind of preparation method of the supported porous carbon carbonaceous cathodes material of graphite felt according to claim 1, feature exist
In the presoma of porous carbon described in step 2 is dried in vacuo 5~12h at 45~65 DEG C.
6. a kind of preparation method of the supported porous carbon carbonaceous cathodes material of graphite felt according to claim 1, feature exist
In graphite felt described in step 3 is the graphite felt of commercialization, and acetone soak is used before immersing mixed system, reuses ultrapure water
Or deionized water is rinsed well.
7. a kind of preparation method of the supported porous carbon carbonaceous cathodes material of graphite felt according to claim 1, feature exist
In ultrasonic time described in step 3 is 5~30min.
8. a kind of preparation method of the supported porous carbon carbonaceous cathodes material of the graphite felt as described in claim 1~7 any one
The supported porous carbon carbonaceous cathodes material of obtained graphite felt.
9. a kind of application of the supported porous carbon carbonaceous cathodes material of graphite felt as claimed in claim 8, which is characterized in that described
The supported porous carbon carbonaceous cathodes material of graphite felt, improve H when applying in electric Fenton-like system2O2Yield.
10. a kind of application of the supported porous carbon carbonaceous cathodes material of graphite felt as claimed in claim 8, which is characterized in that institute
The supported porous carbon carbonaceous cathodes material of the graphite felt stated, applies the decoloration that rhodamine B is improved when going in removal organic polluter
Rate.
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Cited By (6)
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| CN111204851A (en) * | 2020-01-17 | 2020-05-29 | 陕西科技大学 | Graphite felt/porous carbon rolled electrode material, preparation method thereof and application thereof in jet reactor |
| CN111392821A (en) * | 2020-04-01 | 2020-07-10 | 同济大学 | Preparation method and application of graphite felt-loaded metal organic framework compound cathode material |
| CN112707478A (en) * | 2020-12-22 | 2021-04-27 | 江苏荣坔环保科技有限公司 | FeIIFeIIIPreparation method and application of layered metal hydroxide modified graphite felt electrode |
| CN113506881A (en) * | 2021-07-13 | 2021-10-15 | 烟台大学 | Carbon felt-based iron/magnesium/zirconium/nitrogen-doped carbon catalytic electrode and preparation process and application thereof |
| CN114481187A (en) * | 2022-02-15 | 2022-05-13 | 中国科学院赣江创新研究院 | electro-Fenton cathode material and preparation method and application thereof |
| CN115072845A (en) * | 2022-05-17 | 2022-09-20 | 上海电力大学 | Nano porous carbon modified graphite felt cathode material and preparation method and application thereof |
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| CN111392821A (en) * | 2020-04-01 | 2020-07-10 | 同济大学 | Preparation method and application of graphite felt-loaded metal organic framework compound cathode material |
| CN111392821B (en) * | 2020-04-01 | 2021-06-11 | 同济大学 | Preparation method and application of graphite felt-loaded metal organic framework compound cathode material |
| CN112707478A (en) * | 2020-12-22 | 2021-04-27 | 江苏荣坔环保科技有限公司 | FeIIFeIIIPreparation method and application of layered metal hydroxide modified graphite felt electrode |
| CN113506881A (en) * | 2021-07-13 | 2021-10-15 | 烟台大学 | Carbon felt-based iron/magnesium/zirconium/nitrogen-doped carbon catalytic electrode and preparation process and application thereof |
| CN114481187A (en) * | 2022-02-15 | 2022-05-13 | 中国科学院赣江创新研究院 | electro-Fenton cathode material and preparation method and application thereof |
| CN114481187B (en) * | 2022-02-15 | 2024-01-19 | 中国科学院赣江创新研究院 | electro-Fenton cathode material and preparation method and application thereof |
| CN115072845A (en) * | 2022-05-17 | 2022-09-20 | 上海电力大学 | Nano porous carbon modified graphite felt cathode material and preparation method and application thereof |
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