CN106587064A - Functionalized amino-titanium carbide and preparation method thereof - Google Patents
Functionalized amino-titanium carbide and preparation method thereof Download PDFInfo
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Abstract
The invention relates to functionalized amino-titanium carbide and a preparation method thereof. The preparation method comprises the following steps: adding a two-dimensional layered nanometer material MXene-Ti3C2 into ultrapure water, and carrying out ultrasound so as to obtain a uniformly-dispersed Ti3C2 dispersion; adding p-phenylenediamine and isoamyl nitrite into the Ti3C2 dispersion, and carrying out a reaction under heating at 60 to 110 DEG C; and after the reaction is completed, cooling the reaction solution to room temperature, and carrying out separation and drying so as to obtain the functionalized amino-titanium carbide. According to the invention, by adopting two-dimensional layered Ti3C2 surface containing hydroxyl and fluorine functional groups, and through heating treatment of a solution of Ti3C2, p-phenylenediamine and isoamyl nitrite and functionalized modification of the hydroxyl and fluorine functional groups on the Ti3C2 surface, an amino group grows on the surface of the two-dimensional layered material MXene-Ti3C2, so the functionalized amino-Ti3C2 is obtained, and surface activity and specific surface area are improved.
Description
【Technical field】
The invention belongs to field of ceramic material preparation, and in particular to a kind of functionalization amino-titanium carbide and preparation method thereof.
【Background technology】
Ternary layered ceramic material Ti3AlC2Belong to stratiform hexagonal crystallographic texture.In Ti3AlC2In crystal structure, Ti and C
Atom forms Ti6C is octahedra, is separated by Al layers, and C atoms are located at octahedral center, and C and Ti atoms are combined into strongly covalent
Key, and between Ti-Ti, and Ti and Al it is weak binding, combine similar to the Van der Waals force weak bond between graphite.
Ti3AlC2Have the performance of metal and ceramics concurrently, at normal temperatures, it has heat conductivility and electric conductivity, and relatively low
Vickers microhardness and higher elastic modelling quantity, can be machined as metal, and at a higher temperature
With plasticity, while but also with higher yield strength, high-melting-point, the property of the ceramics such as high thermal stability and good non-oxidizability
Energy
By Ti3AlC2After ' Al ' layer-selective corrosion in phase structure, the Ti with two-dimensional structure is obtained3C2, it has very
Many excellent properties similar to Graphene.In recent years, the material is because its electric conductivity is strong, pliability is good, diffusion coefficient is low, capacitance
Height, and have the advantages that individual layer atomic sheet structure and good stability receive the extensive concern of researcher.Research shows, two
Dimension laminar nano titanium carbide is in fields such as electrochemical capacitor, lithium battery, Pb atomic adsorptions, hydrogen storage and precious metal catalyst agent carriers
With important application prospect.
Generally with metal oxide supported modified Ti under high temperature (more than 150 DEG C)3C2But, it is loaded modified at high temperature
Ti3C2During and be oxidized easily, reduce composite chemical property.
【The content of the invention】
In order to overcome the defect of prior art, it is an object of the invention to provide a kind of functionalization amino-titanium carbide and its
Preparation method, can be modified at a lower temperature Ti3C2, reduce Ti3C2Oxidation.
In order to achieve the above object, the present invention is adopted the following technical scheme that：
Comprise the following steps：
Step one：By two-dimensional layer nano material MXene-Ti3C2In being added to ultra-pure water, ultrasound obtains finely dispersed
Ti3C2Dispersion liquid；
Step 2：To Ti3C2P-phenylenediamine and isoamyl nitrite are added in dispersion liquid, in 60～110 DEG C of heating responses；
Wherein, two-dimensional layer nano material MXene-Ti in p-phenylenediamine, isoamyl nitrite and step one3C2Ratio be (1～3) g：
(1～4) mL：(200～800) mg；
Step 3：Reaction terminate after reactant liquor is cooled to into room temperature, through separation and be dried to obtain functionalization amino-
Ti3C2。
Further, two-dimensional layer nano material MXene-Ti in step one3C2Through the following steps that prepare：
Ti is taken first3AlC2Ceramic powder is immersed in mass concentration for stirring reaction in 35wt%～45wt%HF acid solutions
6h～120h, to Ti3AlC2Powder carries out corrosion treatmentCorrosion Science, wherein Ti3AlC2The ratio of ceramic powder and HF acid solutions is (2～10)
g：(50～200) mL；It is 5～7 that corrosion treatmentCorrosion Science terminates rear deionized water eccentric cleaning to pH, and gained solid sample room temperature is done
It is dry, obtain two-dimensional layer nano material MXene-Ti3C2。
Further, Ti3AlC2Ceramic powder is immersed in again in HF acid solutions through ball milling micronization processes, at ball milling refinement
Reason is specifically included：Ternary layered Ti of the purity more than 97% is refined first with high-energy ball milling3AlC2Ceramic powder, ball milling condition：
The mass ratio of ballstone, batch mixing and ball-milling medium is 10:1:1, rotational speed of ball-mill is 400r/min, and High Energy Ball Milling Time is 1h～4h,
Then gained solid-liquid batch mixing is dried at 40 DEG C～60 DEG C, obtains Ti of the particle diameter at 8 μm -75 μm3AlC2Ceramic powder.
Further, at room temperature by two-dimensional layer nano material MXene-Ti in step one3C2In being added to ultra-pure water,
Two-dimensional layer nano material MXene-Ti3C2It is (200～800) mg with the ratio of ultra-pure water：(80～160) mL.
Further, ultrasonically treated 0.5～2h in step one.
Further, in step 2 in oil bath 8～15h of heating response.
Further, separate in step 3 is separated using PTFE film suction filtration.
Further, in 0～5 DEG C of 20～48h of freeze-drying in step 3.
One kind utilizes function as described above amino-Ti3C2Preparation method obtained in functionalization amino-Ti3C2。
Compared with prior art, the present invention has following beneficial technique effect：
The present invention peels off Ti by HF acid corrosions3AlC2The two-dimensional layer Ti for obtaining3C2Contain hydroxyl and fluorine sense in surface
Group, by heating Ti at 60～110 DEG C3C2, p-phenylenediamine and isoamyl nitrite solution, functional modification Ti3C2Surface
Hydroxyl and fluorine functional group, in two-dimensional layer material MXene-Ti3C2Amino is grown on surface, obtain functionalization amino-
Ti3C2, surface-active and specific surface area are improved, and temperature is relatively low, reduces Ti3C2Oxidation.This method safety simple to operate,
Being capable of one-step synthesis.
The present invention is by Ti3C2Surface functional group it is modified, obtained that specific surface area is bigger, what chemical property was improved
Material.Functionalization amino-Ti3C2The performance of nano composite material is better than single MXene-Ti3C2, it is 1mol/ in electrolyte
When L KCl solution, sweep speed are 2mV/s, CV, Ti are tested3C2Specific capacitance is 90F/g, and functionalization ammonia prepared by the present invention
Base-Ti3C2Material obtains specific capacitance for 589.31F/g.Its application will be more extensive.Be conducive to ultracapacitor, wastewater treatment,
The application in the fields such as lithium ion battery, biology sensor.
【Description of the drawings】
Fig. 1 is Ti3AlC2SEM figures after powder corrosion treatmentCorrosion Science.
Fig. 2 is MXene-Ti3C2Functionalization amino-Ti Jing after functionalization3C2Sample SEM schemes.
【Specific embodiment】
Below in conjunction with the accompanying drawings the present invention is described in further details with embodiment.
The invention provides technical process is simple and safe, easily operated control, a kind of bath oiling of low cost prepare function
Change amino Ti3C2The method of material, first by Ti3AlC2Chemical etching is carried out in HF is sour, Al is selectively etched away, shape
Into a kind of two-dimensional layer material MXene-Ti3C2, then oil bath process, be modified Ti3C2The hydroxyl on surface and fluorine functional group, two
Dimension stratified material MXene-Ti3C2Amino is grown on surface, the specific surface area for making stratified material increases, and has material
Electric conductivity, one's own physical property, the characteristic such as pattern is various, therefore, functionalization amino Ti3C2Performance be better than single MXene-
Ti3C2, its application will be more extensive.
A kind of functionalization amino-Ti of the present invention3C2The oil bath preparation method of material, comprises the steps：
Step one, refines powder
Ternary layered Ti of the purity more than 97% is refined using high-energy ball milling3AlC2Ceramic powder, ball milling condition：Ballstone, mixes
The mass ratio of material and ball-milling medium (absolute ethyl alcohol) is 10:1:1, rotational speed of ball-mill is 400r/min, High Energy Ball Milling Time be 1h～
4h, then dries gained solid-liquid batch mixing at 40 DEG C～60 DEG C, obtains Ti of the particle diameter at 8 μm -75 μm3AlC2Ceramic powder；
Step 2, two-dimensional layer nano material MXene-Ti3C2Preparation
By gained Ti in step one3AlC2Ceramic powder is immersed in HF acid solutions, wherein 2g～10gTi3AlC2Powder soaks
6h～120h is not reacted in 50mL～200mL mass concentrations 35wt%～45wt%HF acid solutions；Magnetic agitation, to ternary layers
Shape Ti3AlC2Powder is carried out after corrosion treatmentCorrosion Science, and deionized water eccentric cleaning to pH is 5～7, and gained solid sample room temperature is done
It is dry, obtain two-dimensional layer nano material MXene-Ti3C2；
Step 3, oil bath is processed
Take step 2 gained MXene-Ti3C2Fall into a trap by 80～160mL ultra-pure waters are dissolved in per 200～800mg, be placed in super
0.5～2h of ultrasound in sound machine.
The solution obtained after ultrasound is placed in oil bath device, and 1～3g p-phenylenediamine is added in solution, 1～4mL is sub-
Isoamyl nitrate, p-phenylenediamine provides amino, and isoamyl nitrite is catalyst, is to prepare functionalization amino-Ti3C2Offer official
Bridge can be rolled into a ball；Oil bath is arranged into 60～110 DEG C, 8～15h of heating stirring.Reaction end treats that product is cooled to room temperature, and gained is purple
Color solution is separated with PTFE film suction filtration, is taken suction filtration product and is positioned over 0～5 DEG C of 20～48h of freeze-drying in freeze drier.
Embodiment 1
1) powder is refined
Ternary layered Ti of the purity more than 97% is refined using high-energy ball milling3AlC2Ceramic powder, ball milling condition：Ballstone, mixes
The mass ratio of material and ball-milling medium (absolute ethyl alcohol) is 10:1:1, rotational speed of ball-mill is 400r/min, and High Energy Ball Milling Time is 4h, so
Gained solid-liquid batch mixing is dried at 50 DEG C afterwards, obtains the Ti that particle diameter is about 8 μm3AlC2Ceramic powder.
2) two-dimensional layer nano material MXene-Ti3C2Preparation
By step 1) middle gained Ti3AlC2Ceramic powder is immersed in HF acid solutions, wherein 5g Ti3AlC2Powder is immersed in
48h is reacted in 100mL mass concentration 40wt%HF acid solutions；Magnetic agitation, to ternary layered Ti3AlC2Powder is carried out at corrosion
After reason, deionized water eccentric cleaning to pH is 5～6, by gained solid sample drying at room temperature, obtains two-dimensional layer nano material
MXene-Ti3C2, such as Fig. 1.As seen from Figure 1, laminar Ti3C2Piece interlayer has obvious spacing, similar with graphene-structured,
Show by HF acid corrosion Ti3AlC2Ceramic powders are successfully prepared two-dimentional Ti3C2Material.
3) oil bath is processed
Take 2) gained MXene-Ti3C2200mg is dispersed in 80mL ultra-pure waters, is placed in ultrasound 0.5h in ultrasonic machine.
The solution obtained after ultrasound is placed in oil bath device, and 1g p-phenylenediamine is added in solution, 1mL nitrous acid is different
Pentyl ester, arranges 60 DEG C, heating stirring 8h by oil bath.Reaction end treats that product is cooled to room temperature, by gained purple solution PTFE
Film suction filtration is separated, and is taken suction filtration product and is positioned over 0 DEG C of freeze-drying 24h in freeze drier, obtains functionalization amino-Ti3C2, such as
Fig. 2 is functionalization amino-Ti3C2SEM figure, by Ti3C2Carry out functionalization obtained the functionalization amino of needle-like-
Ti3C2。
When sweep speed is 2mV/s, CV is tested, Ti3C2 specific capacitances are 90F/g, and functionalization amino prepared by the present invention-
Ti3C2Material obtains specific capacitance for 589.31F/g.(electrolyte is 1mol/L KCl solution).
Embodiment 2
1) powder is refined
Ternary layered Ti of the purity more than 97% is refined using high-energy ball milling3AlC2Ceramic powder, ball milling condition：Ballstone, mixes
The mass ratio of material and ball-milling medium (absolute ethyl alcohol) is 10:1:1, rotational speed of ball-mill is 400r/min, and High Energy Ball Milling Time is 2h, so
Gained solid-liquid batch mixing is dried at 50 DEG C afterwards, obtains the Ti that particle diameter is about 56 μm3AlC2Ceramic powder；
2) two-dimensional layer nano material MXene-Ti3C2Preparation
By step 1) middle gained Ti3AlC2Ceramic powder is immersed in HF acid solutions, wherein 2gTi3AlC2Powder is immersed in
12h is reacted in 50mL mass concentration 45wt%HF acid solutions；Magnetic agitation, to ternary layered Ti3AlC2Powder carries out corrosion treatmentCorrosion Science
Afterwards, deionized water eccentric cleaning is 5～6 to pH, by gained solid sample drying at room temperature, obtains two-dimensional layer nano material
MXene-Ti3C2；
3) oil bath is processed
Take 2) gained MXene-Ti3C2250mg is dispersed in 80mL ultra-pure waters, is placed in ultrasound 0.5h in ultrasonic machine.
The solution obtained after ultrasound is placed in oil bath device, and 1g p-phenylenediamine is added in solution, 1mL nitrous acid is different
Pentyl ester, arranges 60 DEG C, heating stirring 8h by oil bath.Reaction end treats that product is cooled to room temperature, by gained purple solution PTFE
Film suction filtration is separated, and is taken suction filtration product and is positioned over 0 DEG C of freeze-drying 24h in freeze drier.
Embodiment 3
1) with the step 1 of embodiment 1)；
2) two-dimensional layer nano material MXene-Ti3C2Preparation
By step 1) middle gained Ti3AlC2Ceramic powder is immersed in HF acid solutions, wherein 2g Ti3AlC2Powder is immersed in
6h is reacted in 50mL mass concentration 45wt%HF acid solutions；Magnetic agitation, to ternary layered Ti3AlC2Powder carries out corrosion treatmentCorrosion Science
Afterwards, deionized water eccentric cleaning is 5～6 to pH, by gained solid sample drying at room temperature, obtains two-dimensional layer nano material
MXene-Ti3C2；
3) oil bath is processed
Take 2) gained MXene-Ti3C2300mg is dispersed in 100mL ultra-pure waters, is placed in ultrasound 1h in ultrasonic machine.
The solution obtained after ultrasound is placed in oil bath device, and 2g p-phenylenediamine is added in solution, 2mL nitrous acid is different
Pentyl ester, arranges 70 DEG C, heating stirring 10h by oil bath.Reaction end treats that product is cooled to room temperature, by gained purple solution PTFE
Film suction filtration is separated, and is taken suction filtration product and is positioned over freeze-drying process in freeze drier.
Embodiment 4
1) with the step 1 of embodiment 2)；
2) with the step 2 of embodiment 3)；
3) oil bath is processed
Take 2) gained MXene-Ti3C2350mg is dispersed in 80mL ultra-pure waters, is placed in ultrasound 0.5h in ultrasonic machine.
The solution obtained after ultrasound is placed in oil bath device, and 2g p-phenylenediamine is added in solution, 2mL nitrous acid is different
Pentyl ester, arranges 70 DEG C, heating stirring 10h by oil bath.Reaction end treats that product is cooled to room temperature, by gained purple solution PTFE
Film suction filtration is separated, and is taken suction filtration product and is positioned over 0 DEG C of freeze-drying 24h in freeze drier.
Embodiment 5
1) with the step 1 of embodiment 2)；
2) with the step 2 of embodiment 1)；
3) oil bath is processed
Take 2) gained MXene-Ti3C2450mg is dispersed in 100mL ultra-pure waters, is placed in ultrasound 1h in ultrasonic machine.
The solution obtained after ultrasound is placed in oil bath device, and 2.5g p-phenylenediamine, 1mL nitrous acid are added in solution
Isopentyl ester, arranges 70 DEG C, heating stirring 10h by oil bath.Reaction end treats that product is cooled to room temperature, and gained purple solution is used
PTFE film suction filtration is separated, and is taken suction filtration product and is positioned over freeze-drying 24h in 0 DEG C of freeze drier.
Embodiment 6
1) powder is refined
Ternary layered Ti of the purity more than 97% is refined using high-energy ball milling3AlC2Ceramic powder, ball milling condition：Ballstone, mixes
The mass ratio of material and ball-milling medium (absolute ethyl alcohol) is 10:1:1, rotational speed of ball-mill is 400r/min, and High Energy Ball Milling Time is 1h, so
Gained solid-liquid batch mixing is dried at 40 DEG C afterwards, obtains the Ti that particle diameter is about 75 μm3AlC2Ceramic powder；
2) two-dimensional layer nano material MXene-Ti3C2Preparation
By step 1) middle gained Ti3AlC2Ceramic powder is immersed in HF acid solutions, wherein 10gTi3AlC2Powder is immersed in
120h is reacted in 150mL mass concentration 35wt%HF acid solutions；Magnetic agitation, to ternary layered Ti3AlC2Powder is carried out at corrosion
After reason, deionized water eccentric cleaning to pH is 5～6, by gained solid sample drying at room temperature, obtains two-dimensional layer nano material
MXene-Ti3C2；
3) oil bath is processed
Take 2) gained MXene-Ti3C2600mg is dispersed in 120mL ultra-pure waters, is placed in ultrasound 1.5h in ultrasonic machine.
The solution obtained after ultrasound is placed in oil bath device, and 3g p-phenylenediamine is added in solution, 3mL nitrous acid is different
Pentyl ester, arranges 100 DEG C, heating stirring 15h by oil bath.Reaction end treats that product is cooled to room temperature, and gained purple solution is used
PTFE film suction filtration is separated, and is taken suction filtration product and is positioned over 2 DEG C of freeze-drying 20h in freeze drier.
Embodiment 7
1) powder is refined
Ternary layered Ti of the purity more than 97% is refined using high-energy ball milling3AlC2Ceramic powder, ball milling condition：Ballstone, mixes
The mass ratio of material and ball-milling medium (absolute ethyl alcohol) is 10:1:1, rotational speed of ball-mill is 400r/min, and High Energy Ball Milling Time is 3h, so
Gained solid-liquid batch mixing is dried at 60 DEG C afterwards, obtains the Ti that particle diameter is about 20 μm3AlC2Ceramic powder；
2) two-dimensional layer nano material MXene-Ti3C2Preparation
By step 1) middle gained Ti3AlC2Ceramic powder is immersed in HF acid solutions, wherein 8gTi3AlC2Powder is immersed in
100h is reacted in 200mL mass concentration 38wt%HF acid solutions；Magnetic agitation, to ternary layered Ti3AlC2Powder is carried out at corrosion
After reason, deionized water eccentric cleaning to pH is 6～7, by gained solid sample drying at room temperature, obtains two-dimensional layer nano material
MXene-Ti3C2；
3) oil bath is processed
Take 2) gained MXene-Ti3C2800mg is dispersed in 160mL ultra-pure waters, is placed in ultrasound 2h in ultrasonic machine.
The solution obtained after ultrasound is placed in oil bath device, and 1.5g p-phenylenediamine, 4mL nitrous acid are added in solution
Isopentyl ester, arranges 110 DEG C, heating stirring 12h by oil bath.Reaction end treats that product is cooled to room temperature, and gained purple solution is used
PTFE film suction filtration is separated, and is taken suction filtration product and is positioned over 5 DEG C of freeze-drying 48h in freeze drier.
The invention provides a kind of functionalization amino-Ti3C2Oil bath prepare method, including：High-purity is ternary layered
Ti3AlC2The high-energy ball milling crystal grain thinning of powder；Two-dimensional layer nano material MXene-Ti3C2Hydrofluoric acid corrosion prepare；Ultrasound
Process is dissolved in Ti in ultra-pure water3C2, then oil bath heating process Ti3C2, p-phenylenediamine and isoamyl nitrite solution so that
Ti3C2The functional groups amino on surface, obtains amination-Ti3C2.Preparation process of the present invention is simple, and technique is controllable, low cost, system
The standby functionalization amino-Ti for obtaining3C2Lamella it is uniform, composite specific surface area increase, electric conductivity is good, photocatalysis performance
Well, its is biological good, is conducive to answering in fields such as ultracapacitor, wastewater treatment, lithium ion battery, biology sensors
With.
In acid solution after corrosion treatmentCorrosion Science, drying at room temperature removes MXene-Ti to the present invention3C2Outermost absorption water, and two
The Ti of dimension3C2Material surface has the functional group of some hydroxyls and fluorine, can to its modifying surface, improve its surface-active and
Specific surface area.Functionalization amino-Ti3C2The performance of nano composite material is better than single MXene-Ti3C2, its application will more
Plus extensively., in the application in the fields such as ultracapacitor, lithium ion battery, biology sensor, nano adsorber, carry out for further
The preparation work of predecessor.
Claims (9)
1. a kind of preparation method of functionalization amino-titanium carbide, it is characterised in that：Comprise the following steps：
Step one：By two-dimensional layer nano material MXene-Ti3C2In being added to ultra-pure water, ultrasound obtains finely dispersed Ti3C2
Dispersion liquid；
Step 2：To Ti3C2P-phenylenediamine and isoamyl nitrite are added in dispersion liquid, in 60～110 DEG C of heating responses；Wherein,
Two-dimensional layer nano material MXene-Ti in p-phenylenediamine, isoamyl nitrite and step one3C2Ratio be (1～3) g：(1～4)
mL：(200～800) mg；
Step 3：Reactant liquor is cooled to room temperature by reaction after terminating, through separating and being dried to obtain functionalization amino-titanium carbide.
2. the preparation method of a kind of functionalization amino-titanium carbide according to claim 1, it is characterised in that：In step
Two-dimensional layer nano material MXene-Ti3C2Through the following steps that prepare：
Ti is taken first3AlC2Ceramic powder be immersed in mass concentration for stirring reaction 6h in 35wt%～45wt%HF acid solutions～
120h, to Ti3AlC2Powder carries out corrosion treatmentCorrosion Science, wherein Ti3AlC2The ratio of ceramic powder and HF acid solutions is (2～10) g：(50
～200) mL；It is 5～7 that corrosion treatmentCorrosion Science terminates rear deionized water eccentric cleaning to pH, and gained solid sample drying at room temperature is obtained
To two-dimensional layer nano material MXene-Ti3C2。
3. the preparation method of a kind of functionalization amino-titanium carbide according to claim 2, it is characterised in that：Ti3AlC2Pottery
Porcelain powder is immersed in again in HF acid solutions through ball milling micronization processes, and ball milling micronization processes are specifically included：First with high energy ball
Ternary layered Ti of the levigateization purity more than 97%3AlC2Ceramic powder, ball milling condition：The quality of ballstone, batch mixing and ball-milling medium
Than for 10:1:1, rotational speed of ball-mill is 400r/min, and High Energy Ball Milling Time is 1h～4h, then by gained solid-liquid batch mixing 40 DEG C～
Dry at 60 DEG C, obtain Ti of the particle diameter at 8 μm -75 μm3AlC2Ceramic powder.
4. the preparation method of a kind of functionalization amino-titanium carbide according to claim 1, it is characterised in that：In step
At room temperature by two-dimensional layer nano material MXene-Ti3C2In being added to ultra-pure water, two-dimensional layer nano material MXene-
Ti3C2It is (200～800) mg with the ratio of ultra-pure water：(80～160) mL.
5. the preparation method of a kind of functionalization amino-titanium carbide according to claim 1, it is characterised in that：In step
Ultrasonically treated 0.5～2h.
6. the preparation method of a kind of functionalization amino-titanium carbide according to claim 1, it is characterised in that：In step 2
8～15h of heating response in oil bath.
7. the preparation method of a kind of functionalization amino-titanium carbide according to claim 1, it is characterised in that：In step 3
Separation is separated using PTFE film suction filtration.
8. the preparation method of a kind of functionalization amino-titanium carbide according to claim 1, it is characterised in that：In step 3
In 0～5 DEG C of 20～48h of freeze-drying.
9. functionalization amino-carbonization obtained in the preparation method of functionalization amino-titanium carbide described in a kind of utilization claim 1
Titanium.
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| CN113003675A (en) * | 2021-02-05 | 2021-06-22 | 南方科技大学 | Mxene material with organic chelating functional group grafted on surface and preparation method thereof |
| CN113451590A (en) * | 2021-06-29 | 2021-09-28 | 合肥工业大学 | Preparation method of MXene-based catalyst with ion/electron double transmission |
| KR20220051062A (en) * | 2020-10-16 | 2022-04-26 | 한국과학기술원 | nitrogen-doped MXene and supercapacitors containing the same |
| CN114950544A (en) * | 2022-03-15 | 2022-08-30 | 青岛科技大学 | Preparation method and application of MXene supported metal catalyst modified by aniline group |
| CN115382575A (en) * | 2022-08-29 | 2022-11-25 | 嘉兴学院 | Preparation method of MXene-COF composite catalyst and application of MXene-COF composite catalyst in photocatalytic hydrogen production |
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| CN108531954A (en) * | 2018-04-17 | 2018-09-14 | 陕西科技大学 | The electrochemical preparation method of polyaniline/two-dimensional layer carbonization titanium composite material |
| CN108531954B (en) * | 2018-04-17 | 2020-06-02 | 陕西科技大学 | Electrochemical preparation method of polyaniline/two-dimensional layered titanium carbide composite material |
| CN108610511A (en) * | 2018-04-25 | 2018-10-02 | 华南理工大学 | A kind of functionalization two-dimensional layer transition metal carbide material f-MXene and preparation method thereof and the application in rubber |
| KR102270775B1 (en) * | 2019-10-14 | 2021-06-29 | 한국과학기술원 | Polarity control method of MXene through surface functional group control |
| WO2021075635A1 (en) * | 2019-10-14 | 2021-04-22 | 한국과학기술원 | Method for controlling polarity of mxene by controlling surface functional group |
| KR20210043814A (en) * | 2019-10-14 | 2021-04-22 | 한국과학기술원 | Polarity control method of MXene through surface functional group control |
| KR20220051062A (en) * | 2020-10-16 | 2022-04-26 | 한국과학기술원 | nitrogen-doped MXene and supercapacitors containing the same |
| KR102455421B1 (en) | 2020-10-16 | 2022-10-19 | 한국과학기술원 | nitrogen-doped MXene and supercapacitors containing the same |
| CN113003675A (en) * | 2021-02-05 | 2021-06-22 | 南方科技大学 | Mxene material with organic chelating functional group grafted on surface and preparation method thereof |
| CN113451590A (en) * | 2021-06-29 | 2021-09-28 | 合肥工业大学 | Preparation method of MXene-based catalyst with ion/electron double transmission |
| CN114950544A (en) * | 2022-03-15 | 2022-08-30 | 青岛科技大学 | Preparation method and application of MXene supported metal catalyst modified by aniline group |
| CN115382575A (en) * | 2022-08-29 | 2022-11-25 | 嘉兴学院 | Preparation method of MXene-COF composite catalyst and application of MXene-COF composite catalyst in photocatalytic hydrogen production |
| CN115382575B (en) * | 2022-08-29 | 2024-04-05 | 嘉兴学院 | Preparation method of MXene-COF composite catalyst and application of MXene-COF composite catalyst in photocatalytic hydrogen production |
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