CN105460915B - A kind of miscellaneous element doping porous carbon materials, preparation method and applications - Google Patents
A kind of miscellaneous element doping porous carbon materials, preparation method and applications Download PDFInfo
- Publication number
- CN105460915B CN105460915B CN201510808363.2A CN201510808363A CN105460915B CN 105460915 B CN105460915 B CN 105460915B CN 201510808363 A CN201510808363 A CN 201510808363A CN 105460915 B CN105460915 B CN 105460915B
- Authority
- CN
- China
- Prior art keywords
- porous carbon
- preparation
- element doping
- miscellaneous element
- doping porous
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Active
Links
Classifications
-
- 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)
- Carbon And Carbon Compounds (AREA)
- Power Engineering (AREA)
- Chemical & Material Sciences (AREA)
- Materials Engineering (AREA)
- Microelectronics & Electronic Packaging (AREA)
Abstract
The present invention relates to a kind of miscellaneous element doping porous carbon materials, preparation method and applications, it is carried out after hydro-thermal reaction by material of main part and guest materials, carry out calcining again to be made, the material of main part is beta cyclodextrin, the guest materials molecule can be inserted in the hole of the host material molecules.By the way that material of main part and guest materials are carried out after hydro-thermal reaction, carry out calcining again to be made so that guest materials molecule can be inserted in the hole of beta cyclodextrin molecule, can not only effectively improve carbon yield, it may be incorporated into miscellaneous element and form loose structure, so as to improve the performance of carbon material.
Description
Technical field
The invention belongs to field of nanometer material technology, it is related to a kind of element doping porous carbon materials, and in particular to a kind of miscellaneous element
Doped porous carbon material, preparation method and applications.
Background technology
Heteroatom doping can improve the surface wettability of carbon material, electric conductivity etc., it is had in terms of electrochemistry preferably
Using.The carbon material of porous Heteroatom doping is due to high conductivity, high specific surface area, high chemical stability, controllable
Aperture, storage, catalyst, energy stores, the field such as sensor can be separated in gas absorption and be widely used, in material science
There is good prospect in terms of field.
Beta-schardinger dextrin (β-CD) is amylose under the cyclodextrin glycosyltransferase effect produced by bacillus
The cyclic oligosaccharide containing 7 D- glucopyranose units of generation, it has abundance, the characteristic such as cheap.In addition,
Beta-schardinger dextrin is not only a member of main body in supramolecular chemistry, and accounts for one seat in the precursor of carbon material.However,
Existing organic molecule and ionic liquid volatilize or are broken down into gas in carbonisation, substantially, and carbon yield is extremely low, institute
So that the preparation of carbon material can not be widely used in.Need to prepare the high presoma of carbon yield, to improve its practical application model
Enclose.
The content of the invention
A kind of miscellaneous element doping porous carbon materials are provided the invention aims to overcome the deficiencies in the prior art.
To reach above-mentioned purpose, the technical solution adopted by the present invention is：A kind of miscellaneous element doping porous carbon materials, it is by leading
Body material and guest materials are carried out after hydro-thermal reaction, then are carried out calcining and be made, and the material of main part is beta-schardinger dextrin, the object
Material molecule can be inserted in the hole of the host material molecules.
Optimally, the guest materials is one or more of mixtures constituted in the following chemical structure formula： WithIn formula, n is 1~12 integer, and m, o independently are 1~6
Integer, X is Cl, Br, I, PF6Or BF4。
Further, the guest materials is one or more of mixtures constituted in the following chemical structure formula： With
Optimally, the mol ratio of the material of main part and the guest materials is 1：1~3：1.
A further object of the present invention is to provide a kind of preparation method of above-mentioned miscellaneous element doping porous carbon materials, and it includes
Following steps：
(a) the guest materials molecule is inserted in the hole of the host material molecules and obtains mixing material；
(b) add deionized water into the mixing material, be subsequently placed in reactor carry out hydro-thermal reaction obtain black consolidate
Body；
(c) calcined after the black solid is ground.
Optimally, the step (a) is：The guest materials and the material of main part are dissolved in solvent, 40~60
DEG C reaction 5~20 hours, subsequent rotary evaporation removes solvent and obtains the mixing material.
Optimally, in step (b), the hydro-thermal reaction is to be reacted 15~25 hours at 150~200 DEG C.
Optimally, in step (c), the calcining is to be warming up to 700~1000 DEG C of insulations with 5~15 DEG C/min of speed
0.5~2 hour.
Optimally, it also includes the black solid after step (d) grinding calcining, is washed with watery hydrochloric acid, then use deionized water
Wash to neutrality, drying.
It is still another object of the present invention to provide the above-mentioned miscellaneous element doping porous carbon materials of one kind in electrode of super capacitor
In application.
Because above-mentioned technical proposal is used, the present invention has following advantages compared with prior art：The present invention is miscellaneous, and element is mixed
Miscellaneous porous carbon materials, by the way that material of main part and guest materials are carried out after hydro-thermal reaction, then carry out calcining and are made so that object material
Material molecule can be inserted in the hole of beta-schardinger dextrin molecule, can not only effectively improve carbon yield, may be incorporated into miscellaneous element and shape
Into loose structure, so as to improve the performance of carbon material.
Brief description of the drawings
Accompanying drawing 1 is the SEM figures of miscellaneous element doping porous carbon materials in embodiment 1；
Accompanying drawing 2 is the TEM figures of miscellaneous element doping porous carbon materials in embodiment 1；
Fig. 3 is thermogravimetric analysis (TGA) figure of guest materials；
Fig. 4 is thermogravimetric analysis (TGA) figure of material of main part and guest materials compound.
Embodiment
The miscellaneous element doping porous carbon materials of the present invention, it is carried out after hydro-thermal reaction by material of main part and guest materials, then is entered
Row calcining is made, and the material of main part is beta-schardinger dextrin, and the guest materials molecule can be inserted in the sky of the host material molecules
In cave.By the way that material of main part and guest materials are carried out after hydro-thermal reaction, then carry out calcining and be made so that guest materials molecule can
In the hole for being inserted in beta-schardinger dextrin molecule, carbon yield can be not only effectively improved, miscellaneous element is may be incorporated into and forms porous knot
Structure, so as to improve the performance of carbon material.
The guest materials is preferably one or more of mixtures constituted in the following chemical structure formula： WithIn formula, n is 1~12 integer, and m, o independently are 1~6 integer,
X is Cl, Br, I, PF6Or BF4, higher N content is contained in these materials, so as to further improve the performance of carbon material.These
Guest materials is preferably one or more of mixtures constituted in the following chemical structure formula： WithThe adhesion of these materials and beta-schardinger dextrin preferably, is conducive to improving carbon materials
The yield of material.The mol ratio of the material of main part and the guest materials is preferably 1：1~3：1, material of main part needs excess, from
And it is cost-effective.
The preparation method of above-mentioned miscellaneous element doping porous carbon materials, it comprises the following steps：(a) by the guest materials point
Sub-set, which enters in the hole of the host material molecules, obtains mixing material；(b) deionized water is added into the mixing material, then
It is placed in progress hydro-thermal reaction in reactor and obtains black solid；(c) calcined after the black solid is ground.This method
Calcined again after mixing material now is carried out into hydro-thermal reaction, can either so enable guest materials and material of main part accurate
Uniformly combine and be carbonized in advance, so that it is guaranteed that carbon material is uniform；And technique is simple, cost is low, suitable for large-scale production.
The step (a) is：The guest materials and the material of main part are dissolved in solvent, reacted 5~20 hours at 40~60 DEG C,
Subsequent rotary evaporation removes solvent and obtains the mixing material.In step (b), the hydro-thermal reaction is to react 15 at 150~200 DEG C
~25 hours.In step (c), the calcining is to be warming up to 700~1000 DEG C of insulations 0.5~2 with 5~15 DEG C/min of speed
Hour.It also includes step (d) and grinds the black solid after calcining, is washed with watery hydrochloric acid, then is washed with deionized to neutrality,
Drying.Application of the above-mentioned miscellaneous element doping porous carbon materials in electrode of super capacitor, specifically refers to prior art,
Obtained carbon material and binding agent, carbon black etc. are mainly fabricated to electrode of super capacitor.
The present invention is further described below in conjunction with accompanying drawing embodiment.
Embodiment 1
The present embodiment provides a kind of preparation method of nitrogen-doped porous carbon material, and it comprises the following steps：
(a) 2g β-CD (1.8mmol) and 0.35g P-aminoazobenzene (P-AZO) (1.8mmol) are dissolved in 5mlDMF,
Mixing material is dissolved to obtain in 40 DEG C of heating stirrings；100ml water is added thereto, is separated out precipitation, is filtered to obtain solid；
(b) solid for obtaining step (a) is added in hydrothermal reaction kettle and sealed with 10g water, small in 180 DEG C of reactions 24
When, reaction centrifuges to obtain black solid after terminating；
(c) by step (d) black solid and KOH using mass ratio as 1：2 are fully ground, be placed in inert gas atmosphere in
800 DEG C (heating rate is 5 DEG C/min) are carbonized 1 hour, and obtained product is pulverized, and is washed with 1mol/L hydrochloric acid solution,
It is washed with deionized to neutrality, is dried in vacuo after centrifugation again；The specific surface area of final product is 989.4m2/ g, it is nitrogenous
Measure as 4.16%, and carry out Electronic Speculum test (SEM and TEM), as depicted in figs. 1 and 2.
Embodiment 2
The present embodiment is provided in a kind of preparation method of nitrogen-doped porous carbon material, its detailed process and embodiment 1
It is basically identical, unlike：In step (a), DMF is removed into obtain solid by Rotary Evaporators.
Embodiment 3
The present embodiment provides a kind of preparation method of nitrogen-doped porous carbon material, and it comprises the following steps：
(a) by 2g β-CD (1.8mmol) and 0.267g amantadines (Ad-NH2) (1.8mmol) be dissolved in 10g deionized waters
In, dissolve to obtain mixing material in 60 DEG C of heating stirrings；
(b) mixed solution is added in hydrothermal reaction kettle and sealed, reacted 25 hours at 150 DEG C, reaction is centrifuged after terminating
Obtain black solid；
(c) product that step (b) is obtained is placed in inert gas atmosphere in 1000 DEG C of (15 DEG C/min of heating rate) carbon
Change 0.5 hour, product is pulverized, first washed with 0.5mol/L hydrochloric acid solution, then be washed with deionized to neutrality, from
It is dried in vacuo after the heart, final product nitrogen content is 4.7%.
Embodiment 4
The present embodiment provides a kind of preparation method of nitrogen-doped porous carbon material, and it comprises the following steps：
(a) by 6g β-CD (5.4mmol) and 0.267g amantadines (Ad-NH2) (1.8mmol) be dissolved in 20g deionized waters
In, dissolve to obtain mixing material in 50 DEG C of heating stirrings；
(b) mixed solution is added in hydrothermal reaction kettle and sealed, reacted 15 hours at 200 DEG C, reaction is centrifuged after terminating
Obtain black solid；
(c) product that step (b) is obtained is placed in inert gas atmosphere in 700 DEG C of (10 DEG C/min of heating rate) carbon
Change 2 hours, product is pulverized, first washed with 2mol/L hydrochloric acid solution, then is washed with deionized to neutrality, after centrifugation
Vacuum drying, final product nitrogen content is 6.7%.
Embodiment 5
The present embodiment provides a kind of preparation method of nitrogen-doped porous carbon material, its step and basic one in embodiment 1
Cause, unlike：Add for 0.417g 1- dodecyl imidazoles (DIM) (1.8mmol), final product nitrogen content is
5.7%.
Embodiment 6
The present embodiment provides a kind of preparation method of nitrogen-doped porous carbon material, its step and basic one in embodiment 1
Cause, unlike：Add for 0.5g 1-butyl-3-methylimidazole hexafluorophosphates (BMIPF6), final product nitrogen content is
5.1%, phosphorus content 0.6%, fluorinated volume 0.2%.
Embodiment 7
The present embodiment provides a kind of preparation method of nitrogen-doped porous carbon material, its step and basic one in embodiment 1
Cause, unlike：Add for 0.398g-3-methyl imidazolium tetrafluoroborates of 1-butyl (BMIBF4), obtained final product
Nitrogen content is 2.6%, boron content 12.4%, fluorinated volume 0.3%.
Comparative example 1
The guest materials used in embodiment 1, embodiment 3, embodiment 5, embodiment 6, embodiment 7 is each subjected to hot mistake
Examination (TGA) is resurveyed, as shown in Figure 3；And by the guest materials in embodiment 1, embodiment 3, embodiment 5, embodiment 6, embodiment 7
The mixing material reacted with material of main part each carries out thermal weight loss test (TGA), as shown in Figure 4；Carbon yield that can be final is big
Width is improved to more than 10%.
Embodiment 6
The present embodiment provides a kind of application of the nitrogen-doped porous carbon material prepared in embodiment 1, is prepared into super
Capacitor electrode material, specific preparation method is consistent with existing method, specifically may be referred to Patent No.
201310060380.3 Chinese invention patent embodiment 12 in method；Then it is 6mol/L's the electrode to be dipped in into concentration
Conventional electro-chemical test is carried out in KOH solution, the specific capacitance value for measuring it be respectively 345F/g (current density is 1A/g) and
216F/g (current density is 30A/g), and in cycle charge-discharge 5000 times, remain to retain 95% specific capacitance, with high steady
Qualitative and excellent electrochemical properties.
The above embodiments merely illustrate the technical concept and features of the present invention, and its object is to allow person skilled in the art
Scholar can understand present disclosure and implement according to this, and it is not intended to limit the scope of the present invention, all according to the present invention
The equivalent change or modification that Spirit Essence is made, should all be included within the scope of the present invention.
Claims (5)
1. a kind of preparation method of miscellaneous element doping porous carbon materials, it is characterised in that it comprises the following steps：
（a）The guest materials molecule is inserted in the hole of the host material molecules and obtains mixing material；The material of main part
For beta-schardinger dextrin, the guest materials is one or more of mixtures constituted in the following chemical structure formula：、、With, in formula, n is 1 ~ 12 integer, and m, o independently are 1 ~ 6 integer, and X is
Cl、Br、I、PF6Or BF4；The mol ratio of the material of main part and the guest materials is 1：1~3：1；
（b）Deionized water is added into the mixing material, progress hydro-thermal reaction in reactor is subsequently placed at and obtains black solid；
（c）Calcined after the black solid is ground.
2. the preparation method of miscellaneous element doping porous carbon materials according to claim 1, it is characterised in that the step（a）
For：The guest materials and the material of main part are dissolved in solvent, reacted 5 ~ 20 hours at 40 ~ 60 DEG C, subsequent rotary evaporation
Remove solvent and obtain the mixing material.
3. the preparation method of miscellaneous element doping porous carbon materials according to claim 1, it is characterised in that：Step（b）In, institute
It is to be reacted 15 ~ 25 hours at 150 ~ 200 DEG C to state hydro-thermal reaction.
4. the preparation method of miscellaneous element doping porous carbon materials according to claim 1, it is characterised in that：Step（c）In, institute
It is to be warming up to 700 ~ 1000 DEG C with 5 ~ 15 DEG C/min of speed to be incubated 0.5 ~ 2 hour to state calcining.
5. the preparation method of miscellaneous element doping porous carbon materials according to claim 1, it is characterised in that：It also includes step
（d）Black solid after grinding calcining, is washed, then be washed with deionized to neutrality, drying with watery hydrochloric acid.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510808363.2A CN105460915B (en) | 2015-11-20 | 2015-11-20 | A kind of miscellaneous element doping porous carbon materials, preparation method and applications |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510808363.2A CN105460915B (en) | 2015-11-20 | 2015-11-20 | A kind of miscellaneous element doping porous carbon materials, preparation method and applications |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN105460915A CN105460915A (en) | 2016-04-06 |
| CN105460915B true CN105460915B (en) | 2017-09-05 |
Family
ID=55599144
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201510808363.2A Active CN105460915B (en) | 2015-11-20 | 2015-11-20 | A kind of miscellaneous element doping porous carbon materials, preparation method and applications |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN105460915B (en) |
Families Citing this family (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107487766A (en) * | 2017-08-29 | 2017-12-19 | 东华理工大学 | A kind of three-dimensional porous carbon material of Heteroatom doping and preparation method thereof |
| CN108470643A (en) * | 2018-03-29 | 2018-08-31 | 渤海大学 | A kind of preparation method of adamantane amine electrolytic solution for super capacitor |
| CN110911697B (en) * | 2019-11-22 | 2022-06-07 | 深圳大学 | Transition metal/nitrogen-doped porous carbon nanosphere electrocatalyst and preparation method thereof |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103406096A (en) * | 2013-07-17 | 2013-11-27 | 国家纳米科学中心 | Nitrogen-doped porous carbon material, preparation method and use thereof |
| CN104056556A (en) * | 2014-06-27 | 2014-09-24 | 南京大学 | Modification method for etching surface of membrane-type artificial lung and bonding beta-cyclodextrin by using low-temperature plasma |
| CN104743540A (en) * | 2013-12-31 | 2015-07-01 | 西北大学 | Preparation method for nitrogen-doped carbon material |
| CN104979105A (en) * | 2015-07-13 | 2015-10-14 | 苏州大学 | Nitrogen-doped porous carbon material, preparation method and applications |
-
2015
- 2015-11-20 CN CN201510808363.2A patent/CN105460915B/en active Active
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103406096A (en) * | 2013-07-17 | 2013-11-27 | 国家纳米科学中心 | Nitrogen-doped porous carbon material, preparation method and use thereof |
| CN104743540A (en) * | 2013-12-31 | 2015-07-01 | 西北大学 | Preparation method for nitrogen-doped carbon material |
| CN104056556A (en) * | 2014-06-27 | 2014-09-24 | 南京大学 | Modification method for etching surface of membrane-type artificial lung and bonding beta-cyclodextrin by using low-temperature plasma |
| CN104979105A (en) * | 2015-07-13 | 2015-10-14 | 苏州大学 | Nitrogen-doped porous carbon material, preparation method and applications |
Also Published As
| Publication number | Publication date |
|---|---|
| CN105460915A (en) | 2016-04-06 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN106654278B (en) | A kind of novel carbon ball and the preparation method and application thereof | |
| CN106601490B (en) | A kind of preparation method of biomass-based nitrogenous porous carbon and porous carbon and application thereof | |
| CN105006375B (en) | The porous CNT of a kind of nitrogen, phosphor codoping, preparation method and application | |
| CN104386684B (en) | The preparation method of a kind of Graphene and Graphene | |
| CN105789571B (en) | Silicon/silicon dioxide nanocomposite of porous carbon ball parcel and its preparation method and application | |
| CN110467182B (en) | Reaction template-based hierarchical porous carbon-based material and preparation method and application thereof | |
| CN109728246A (en) | A kind of nitrogen-phosphor codoping ordered mesoporous carbon material and its preparation method and application | |
| CN104979105B (en) | A kind of nitrogen-doped porous carbon material, preparation method and applications | |
| CN106517133B (en) | Ultra-thin layer of charcoal of nitrating three-dimensional co-continuous porous structure and its preparation method and application | |
| CN113135568A (en) | Nitrogen-doped porous carbon material and preparation method and application thereof | |
| CN108831757B (en) | A kind of preparation method of N and S codope graphene/carbon nano-tube aeroge | |
| CN104183392A (en) | Mesoporous nickel oxide and carbon composite nano-material and preparation method thereof | |
| CN105460915B (en) | A kind of miscellaneous element doping porous carbon materials, preparation method and applications | |
| CN103832996A (en) | Graphene/carbon nano-tube composite material, preparation method and application thereof | |
| CN111710529B (en) | Co/Mn-MOF/nitrogen-doped carbon-based composite material and preparation method and application thereof | |
| CN106683891A (en) | High-conductivity flexible graphite/mesoporous graphitized carbon composite membrane electrode preparation method | |
| CN106986324A (en) | It is a kind of for hollow porous carbon ball electrode material of ultracapacitor and preparation method thereof | |
| CN104681300A (en) | Polyaniline-sulfonated graphene composite electrode material and preparation method thereof | |
| CN110517900A (en) | A kind of preparation method of supercapacitor N doping low temperature carbon nanofiber electrode material | |
| CN106098396B (en) | It is a kind of for upright opening carbon compound film of ultracapacitor and preparation method thereof | |
| CN104167296A (en) | Method for preparing nanoelectrode material of super capacitor | |
| CN108538618A (en) | A kind of porous ZnO-C composite and its preparation method and application | |
| CN103523771A (en) | Graphene, activation method of graphene and supercapcitor using graphene | |
| CN110203902A (en) | A kind of nitrogen-high-densit micro-pore carbon material of oxygen-phosphor codoping and its preparation method and application | |
| CN104112604A (en) | Graphene fiber-based supercapacitor and preparation method thereof |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| GR01 | Patent grant | ||
| GR01 | Patent grant |