CN108658058A - Novel no orderly multi-stage porous Carbon Materials of silicon of one kind and preparation method thereof - Google Patents
Novel no orderly multi-stage porous Carbon Materials of silicon of one kind and preparation method thereof Download PDFInfo
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- CN108658058A CN108658058A CN201810790813.3A CN201810790813A CN108658058A CN 108658058 A CN108658058 A CN 108658058A CN 201810790813 A CN201810790813 A CN 201810790813A CN 108658058 A CN108658058 A CN 108658058A
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- 239000003575 carbonaceous material Substances 0.000 title claims abstract description 52
- 238000002360 preparation method Methods 0.000 title claims abstract description 21
- 229910052710 silicon Inorganic materials 0.000 title claims abstract description 20
- 239000010703 silicon Substances 0.000 title claims abstract description 20
- VTYYLEPIZMXCLO-UHFFFAOYSA-L Calcium carbonate Chemical compound [Ca+2].[O-]C([O-])=O VTYYLEPIZMXCLO-UHFFFAOYSA-L 0.000 claims abstract description 42
- 229910000019 calcium carbonate Inorganic materials 0.000 claims abstract description 21
- KXGFMDJXCMQABM-UHFFFAOYSA-N 2-methoxy-6-methylphenol Chemical compound [CH]OC1=CC=CC([CH])=C1O KXGFMDJXCMQABM-UHFFFAOYSA-N 0.000 claims abstract description 16
- 239000005011 phenolic resin Substances 0.000 claims abstract description 16
- 229920001568 phenolic resin Polymers 0.000 claims abstract description 16
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 claims abstract description 14
- 229910052799 carbon Inorganic materials 0.000 claims abstract description 14
- BVKZGUZCCUSVTD-UHFFFAOYSA-L Carbonate Chemical compound [O-]C([O-])=O BVKZGUZCCUSVTD-UHFFFAOYSA-L 0.000 claims abstract description 13
- 239000002105 nanoparticle Substances 0.000 claims abstract description 13
- 239000004094 surface-active agent Substances 0.000 claims abstract description 7
- LFQSCWFLJHTTHZ-UHFFFAOYSA-N Ethanol Chemical compound CCO LFQSCWFLJHTTHZ-UHFFFAOYSA-N 0.000 claims description 47
- 235000019441 ethanol Nutrition 0.000 claims description 20
- VEXZGXHMUGYJMC-UHFFFAOYSA-N Hydrochloric acid Chemical compound Cl VEXZGXHMUGYJMC-UHFFFAOYSA-N 0.000 claims description 10
- 239000006185 dispersion Substances 0.000 claims description 10
- 239000007788 liquid Substances 0.000 claims description 10
- 238000010438 heat treatment Methods 0.000 claims description 9
- 238000003763 carbonization Methods 0.000 claims description 7
- 238000005255 carburizing Methods 0.000 claims description 3
- 238000001035 drying Methods 0.000 claims description 2
- 238000000643 oven drying Methods 0.000 claims description 2
- XUIMIQQOPSSXEZ-UHFFFAOYSA-N Silicon Chemical compound [Si] XUIMIQQOPSSXEZ-UHFFFAOYSA-N 0.000 claims 9
- OYPRJOBELJOOCE-UHFFFAOYSA-N Calcium Chemical compound [Ca] OYPRJOBELJOOCE-UHFFFAOYSA-N 0.000 claims 1
- 229910052791 calcium Inorganic materials 0.000 claims 1
- 239000011575 calcium Substances 0.000 claims 1
- 238000002156 mixing Methods 0.000 claims 1
- 238000004062 sedimentation Methods 0.000 claims 1
- 238000000034 method Methods 0.000 abstract description 16
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N Silicium dioxide Chemical compound O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 abstract description 10
- KRHYYFGTRYWZRS-UHFFFAOYSA-N Fluorane Chemical compound F KRHYYFGTRYWZRS-UHFFFAOYSA-N 0.000 abstract description 6
- 239000002994 raw material Substances 0.000 abstract description 6
- 230000015572 biosynthetic process Effects 0.000 abstract description 5
- 238000001338 self-assembly Methods 0.000 abstract description 5
- 239000000377 silicon dioxide Substances 0.000 abstract description 5
- 239000012299 nitrogen atmosphere Substances 0.000 abstract description 3
- 238000000935 solvent evaporation Methods 0.000 abstract description 2
- 238000003786 synthesis reaction Methods 0.000 abstract description 2
- 239000002957 persistent organic pollutant Substances 0.000 abstract 1
- 239000000463 material Substances 0.000 description 5
- 238000004519 manufacturing process Methods 0.000 description 4
- 239000011148 porous material Substances 0.000 description 4
- 230000001476 alcoholic effect Effects 0.000 description 3
- 230000008859 change Effects 0.000 description 3
- 230000009514 concussion Effects 0.000 description 3
- 238000009792 diffusion process Methods 0.000 description 3
- 125000005909 ethyl alcohol group Chemical group 0.000 description 3
- 239000011521 glass Substances 0.000 description 3
- 230000008569 process Effects 0.000 description 3
- 238000003756 stirring Methods 0.000 description 3
- 239000000126 substance Substances 0.000 description 3
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 3
- GWEVSGVZZGPLCZ-UHFFFAOYSA-N Titan oxide Chemical compound O=[Ti]=O GWEVSGVZZGPLCZ-UHFFFAOYSA-N 0.000 description 2
- YZVPXDDDYJRYGS-UHFFFAOYSA-H [C+4].C([O-])([O-])=O.[Ca+2].C([O-])([O-])=O.C([O-])([O-])=O Chemical compound [C+4].C([O-])([O-])=O.[Ca+2].C([O-])([O-])=O.C([O-])([O-])=O YZVPXDDDYJRYGS-UHFFFAOYSA-H 0.000 description 2
- 238000010521 absorption reaction Methods 0.000 description 2
- 230000004913 activation Effects 0.000 description 2
- 230000008901 benefit Effects 0.000 description 2
- 230000003197 catalytic effect Effects 0.000 description 2
- 239000003610 charcoal Substances 0.000 description 2
- 229920000642 polymer Polymers 0.000 description 2
- 238000001179 sorption measurement Methods 0.000 description 2
- 230000032258 transport Effects 0.000 description 2
- YCKRFDGAMUMZLT-UHFFFAOYSA-N Fluorine atom Chemical compound [F] YCKRFDGAMUMZLT-UHFFFAOYSA-N 0.000 description 1
- 206010054949 Metaplasia Diseases 0.000 description 1
- 239000002253 acid Substances 0.000 description 1
- 239000003463 adsorbent Substances 0.000 description 1
- 239000012298 atmosphere Substances 0.000 description 1
- 230000005540 biological transmission Effects 0.000 description 1
- 239000003795 chemical substances by application Substances 0.000 description 1
- 239000004020 conductor Substances 0.000 description 1
- 230000007797 corrosion Effects 0.000 description 1
- 238000005260 corrosion Methods 0.000 description 1
- 230000006378 damage Effects 0.000 description 1
- 238000009826 distribution Methods 0.000 description 1
- 230000007613 environmental effect Effects 0.000 description 1
- 229910052731 fluorine Inorganic materials 0.000 description 1
- 239000011737 fluorine Substances 0.000 description 1
- 230000036541 health Effects 0.000 description 1
- 229910052739 hydrogen Inorganic materials 0.000 description 1
- 239000001257 hydrogen Substances 0.000 description 1
- 125000004435 hydrogen atom Chemical class [H]* 0.000 description 1
- 229920002521 macromolecule Polymers 0.000 description 1
- 230000015689 metaplastic ossification Effects 0.000 description 1
- VNWKTOKETHGBQD-UHFFFAOYSA-N methane Chemical compound C VNWKTOKETHGBQD-UHFFFAOYSA-N 0.000 description 1
- 239000002245 particle Substances 0.000 description 1
- 230000035699 permeability Effects 0.000 description 1
- 239000002243 precursor Substances 0.000 description 1
- 238000009738 saturating Methods 0.000 description 1
- 238000000926 separation method Methods 0.000 description 1
- MNTPMEHIQKUBIC-UHFFFAOYSA-N silicon;hydrofluoride Chemical compound F.[Si] MNTPMEHIQKUBIC-UHFFFAOYSA-N 0.000 description 1
- 239000004408 titanium dioxide Substances 0.000 description 1
- 239000002699 waste material Substances 0.000 description 1
Classifications
-
- C—CHEMISTRY; METALLURGY
- C01—INORGANIC CHEMISTRY
- C01B—NON-METALLIC ELEMENTS; COMPOUNDS THEREOF; METALLOIDS OR COMPOUNDS THEREOF NOT COVERED BY SUBCLASS C01C
- C01B32/00—Carbon; Compounds thereof
- C01B32/05—Preparation or purification of carbon not covered by groups C01B32/15, C01B32/20, C01B32/25, C01B32/30
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- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Inorganic Chemistry (AREA)
- Carbon And Carbon Compounds (AREA)
Abstract
The invention discloses a kind of preparation method and products thereof of the novel no orderly multi-stage porous Carbon Materials of silicon, the preparation method includes：Using phenolic resin as carbon source, make macropore template with cium carbonate nanoparticles, the micella formed with surfactant F127 is mesoporous template, pass through solvent evaporation induced self-assembly method, temperature programming is carbonized under nitrogen atmosphere, multi-stage porous Carbon Materials are obtained after going removing template to dry, about 50 80nm of diameter macropores, mesoporous about 2 10nm, this method can be used as the adsorbing domain of organic pollutants by changing calcium carbonate grain size and the ratio for controlling phenolic resin and F127 come Effective Regulation Carbon Materials internal structure.The prices of raw materials of the present invention are cheap, and synthesis technology flow is simple, not high to technological requirement, while behaviour avoids removing silica template using harmful hydrofluoric acid, and synthesis program is more environmentally friendly.
Description
Technical field
The present invention relates to a kind of novel no orderly multi-stage porous Carbon Materials of silicon and preparation method thereof, belong to Carbon Materials technology of preparing
Field.
Background technology
Multi-stage porous Carbon Materials are the skeletons based on charcoal element, tool there are two types of and two or more holes through internal raw material of wood-charcoal
Material.This kind of material also has larger ratio other than high heat-conductivity conducting performance possessed by general Carbon Materials and chemical stability
The diffusion path of surface area and pore structure and short distance is conducive to the transmission and diffusion of substance.
Mesoporous carbon possesses higher specific surface area, larger Kong Rong and relatively narrow pore-size distribution, and is dredged with excellent
Aqueous, fabulous acidproof, alkaline-resisting, corrosion resistance and chemical stability have in separation, absorption organic macromolecule and potentially answer
With value；Macropore carbon has excellent permeability, can provide low impedance path for macromolecular, rapidly transports solution and reaches absorption
Inside agent.The combination of macropore and mesoporous two kinds of apertures, forms interconnected pore structure so that foramen magnum-mesoporous carbon material is same
Traditional single-stage duct porous carbon clearly compared to advantage, can overcome that traditional single-stage hole carbon pores structure is single, guest molecule
The shortcomings of diffusion path of son is long, is conducive to the circulation and transport of large biological molecule, high polymer, utmostly improves in adsorbent
The accessibility on surface solves the mass transfer problem in adsorption process, improves the rate of adsorption, while in catalytic carrier, sensor, suction
Attached, conducting material and biochemical industry etc. have good application prospect.
Traditional method for preparing porous carbon have physical chemistry activation method, catalytic activation method, mixed with polymers carbonizatin method and
Organic gel carbonization method etc., but the obtained porous carbon blanking aperture of these methods is small and is unevenly distributed, it is difficult to meet reality
The demand of border production.Template carbonization method is very active in the preparation research of porous carbon materials, its main feature is that aperture can be obtained
Single and size adjustable orderly pore structure, can be divided into hard template and soft template method.It is most of all to use hard mold plate circuit
Line uses silica etc. as material of main part, organic precursor by polymerize wherein, be carbonized and removing hard template and etc.
To ordered porous carbon.Hard template method is being continuously improved always, but the use of silica and removing are all inevitable, virtually increase
Manufacturing cycle and cost are added, and have been also a kind of prodigious waste to resource, has been applied it is difficult to put into engineering, while used
Hydrofluoric acid huge harm is caused to environmental and human health impacts.The present invention is done using cium carbonate nanoparticles instead of silica
Based on skeleton, with dilute hydrochloric acid removal calcium carbonate obtain porous carbon materials, avoid removing titanium dioxide using harmful hydrofluoric acid
Silicon template, therefore synthesis program is more environmentally friendly.
Invention content
The present invention proposes a kind of preparation method of the novel no orderly multi-stage porous Carbon Materials of silicon, avoids using harmful hydrogen fluorine
Acid removes silica template, therefore synthesis program is more environmentally friendly, and raw material is cheap and easy to get, and method is simple, has scale metaplasia
The potentiality of production.Its specific technical solution is as follows：
A kind of preparation method of the novel no orderly multi-stage porous Carbon Materials of silicon, using phenolic resin as carbon source, with cium carbonate nanoparticles
It is two kinds of aperture templates with three block surfactant F127；By to phenolic resin and F127 Hybrid assemblings, calcium carbonate template
It impregnates, be carbonized, going after template to get to the novel no orderly multi-stage porous Carbon Materials of silicon.
Preferably, the preparation method specifically comprises the following steps：
（1）Cium carbonate nanoparticles are scattered in absolute ethyl alcohol, after agitated, ultrasonic, obtain mixed dispersion liquid, dispersion liquid warp
Calcium carbonate template is assembled into after gravitational settling；
（2）The ethanol solution of the ethanol solution of phenolic resin and F127 are mixed, pours into culture dish, calcium carbonate template is impregnated
It in culture dish, is taken out after a period of time, is placed in drying in baking oven, then obtains Carbon Materials by carbonization；
（3）The Carbon Materials are immersed into dilute hydrochloric acid, remove calcium carbonate and are cleaned, foramen magnum-mesoporous multi-stage porous Carbon Materials are obtained.
Preferably, the grain size of the calcium carbonate is about 50-80nm, the micella grain size that F127 is formed is about 2-
10nm。
Preferably, the ethanol solution concentration of the phenolic resin is 20%wt, the ethanol solution concentration of F127
4.76%wt, required quality are respectively 4 grams and 2.5 grams.
Preferably, the oven drying temperature is 100 DEG C.
Preferably, the carburizing temperature be 450 DEG C and 900 DEG C, respectively constant temperature 3h and 2h, heating rate for 1 DEG C/
Min, the dilute hydrochloric acid are low concentration.
Preferably, the large hole aperture of the preparation-obtained novel no orderly multi-stage porous Carbon Materials of silicon is about 30-
50m, smaller hole aperture are 2-10nm.
Compared with prior art, the present invention has the following advantages：
1, for the present invention using phenolic resin as carbon source, cium carbonate nanoparticles are macropore template, are formed with surfactant F127
Micella is mesoporous template, using the interconnected foramen magnum-mesoporous Carbon Materials of solvent evaporation induced self-assembly method synthesis.Phenolic resin
As the presoma of porous carbon materials, there is the features such as cheap, carbon forming rate is high,
2, the present invention can change two kinds by changing particle size and the ratio of F127 and phenolic resin of calcium carbonate template
The size of template controls aperture structure and specific surface area by carburizing temperature and heating rate.
3, low in raw material price used in the present invention, and simple process is have passed through, it both ensure that the prices of raw materials are cheap,
In turn ensure the uniform level of material.
4, concentration of hydrochloric acid used in preparation process of the invention is very low, and avoids the use of hydrofluoric acid.
5, preparation process of the invention does not need stringent condition, while the preparation process of the present invention is simple, is wanted to equipment
Ask low.
6, in preparation process of the present invention, operation difficulty requirement is low, and raw material cost is relatively low, therefore is suitble to large batch of progress
Production.
Description of the drawings
Fig. 1 is the preparation method flow chart of multi-stage porous Carbon Materials；
Fig. 2 is the scanning electron microscope of cium carbonate nanoparticles（SEM）Figure；
Fig. 3 is the scanning electron microscope of the Carbon Materials after being carbonized in embodiment 1（SEM）Figure；
Fig. 4 is the scanning electron microscope of the multi-stage porous Carbon Materials prepared in embodiment 1（SEM）Figure；
Fig. 5 is the scanning electron microscope of the multi-stage porous Carbon Materials prepared in embodiment 1（TEM）Figure；
Fig. 6 is the scanning electron microscope of the multi-stage porous Carbon Materials prepared in embodiment 2（TEM）Figure.
Specific implementation mode
The specific implementation mode of the present invention is described in further detail below in conjunction with the accompanying drawings, embodiment is with skill of the present invention
Premised on art scheme, detailed embodiment and specific operating process are given, but protection scope of the present invention is not limited only to
Embodiment disclosed below.
Specific embodiments of the present invention 1：A kind of novel no orderly multi-stage porous Carbon Materials of silicon, as shown in Figure 1, by with lower section
Formula is prepared：Using cium carbonate nanoparticles as macropore template, the micella formed with surfactant F127 is mesoporous template；It is logical
Cross self assembly, be carbonized, go after removing template to get；Specifically include following steps：
（1）Take 2g cium carbonate nanoparticles in 100mL absolute ethyl alcohols, after magnetic stirrer 30min, ultrasonic 10h is obtained
To mixed dispersion liquid, dispersion liquid is transferred in glass tube is assembled into template after gravitational settling, for use, scanning electron microscope (SEM)
Figure is as shown in Fig. 2, as can be seen from Figure 2, after treatment, grain size is more uniform for calcium carbonate nano microballoon, grain size about 80nm or so, rule
Then orderly.
（2）F127 is made into the ethanol solution of 4.76%wt, heating stirring postposition clear.Take the second of 4g phenolic resin
The ethanol solution of alcoholic solution and 2.5gF127 are stirred, and are poured into culture dish, and calcium carbonate template is immersed in culture dish, in
Alcohol volatilization is carried out in 55 DEG C of water-baths, template is taken out after a period of time, is placed in 90-120 DEG C of baking oven and is dried for 24 hours.
（3）It is placed in Muffle furnace from being taken out in baking oven, in N2Be carbonized under atmosphere, carbonization heating rate be 1 DEG C/
Min is raised to 450 DEG C from room temperature, and constant temperature 3h, 450 DEG C are raised to 900 DEG C, and constant temperature 2h obtains the carbon material containing calcium carbonate.
（4）By containing calcium carbonate carbon material immerse 4mol/L dilute hydrochloric acid plastic tube in, impregnate and concussion about for 24 hours after
It takes out, is used in combination pure water to be rinsed, is then dried, obtain multi-stage porous Carbon Materials, scanning electron microscope (SEM) photograph（SEM）Figure such as Fig. 3,
Shown in Fig. 4, from Fig. 3, Fig. 4 it is found that multi-stage porous Carbon Materials are prepared, macropore is very abundant.Fig. 5 is the saturating of multi-stage porous Carbon Materials
Radio mirror, from, this it appears that is be distributed around macropore is mesoporous, the specific surface area of the material measured is about 478m in figure2/g。
Embodiment 2：A kind of novel no orderly multi-stage porous Carbon Materials of silicon, as shown in Figure 1, being prepared in the following manner：
Using cium carbonate nanoparticles as macropore template, the micella formed with surfactant F127 is mesoporous template；Pass through self assembly, carbon
Change, go after removing template to get；Specifically include following steps：
（1）Take 2g cium carbonate nanoparticles in 100mL absolute ethyl alcohols, after magnetic stirrer 30min, ultrasonic 10h is obtained
To mixed dispersion liquid, dispersion liquid is transferred in glass tube is assembled into template after gravitational settling, for use.
（2）F127 is made into the ethanol solution of 4.76%wt, heating stirring postposition clear.Take the second of 3g phenolic resin
The ethanol solution of alcoholic solution and 2.5gF127 are stirred, and are poured into culture dish, and calcium carbonate template is immersed in culture dish, in
Alcohol volatilization is carried out in 55 DEG C of water-baths, template is taken out after a period of time, is placed in 90-120 DEG C of baking oven and is dried for 24 hours.
（3）From in baking oven take out be placed in Muffle furnace, be carbonized under n 2 atmosphere, carbonization heating rate be 1 DEG C/
Min is raised to 450 DEG C from room temperature, and constant temperature 3h, 450 DEG C are raised to 900 DEG C, and constant temperature 2h obtains the carbon material containing calcium carbonate.
（4）By containing calcium carbonate carbon material immerse 4mol/L dilute hydrochloric acid plastic tube in, impregnate and concussion about for 24 hours after
It takes out, is used in combination pure water to be rinsed, is then dried, it is as shown in Figure 6 to obtain multi-stage porous Carbon Materials.
Embodiment 3：A kind of novel no orderly multi-stage porous Carbon Materials of silicon, as shown in Figure 1, being prepared in the following manner：
Using cium carbonate nanoparticles as macropore template, the micella formed with surfactant F127 is mesoporous template；Pass through self assembly, carbon
Change, go after removing template to get；Specifically include following steps：
（1）Take 2g cium carbonate nanoparticles in 100mL absolute ethyl alcohols, after magnetic stirrer 30min, ultrasonic 10h is obtained
To mixed dispersion liquid, dispersion liquid is transferred in glass tube is assembled into template after gravitational settling, for use, scanning electron microscope (SEM)
Figure is as shown in Figure 2.
（2）F127 is made into the ethanol solution of 4.76%wt, heating stirring postposition clear.Take the second of 4g phenolic resin
The ethanol solution of alcoholic solution and 2.5gF127 are stirred, and are poured into culture dish, and calcium carbonate template is immersed in culture dish, in
Alcohol volatilization is carried out in 55 DEG C of water-baths, template is taken out after a period of time, is placed in 90-120 DEG C of baking oven and is dried for 24 hours.
（3）From in baking oven take out be placed in Muffle furnace, be carbonized under n 2 atmosphere, carbonization heating rate be 1 DEG C/
Min is raised to 450 DEG C from room temperature, and constant temperature 3h, 450 DEG C are raised to 700 DEG C, and constant temperature 2h obtains the carbon material containing calcium carbonate.
Carbon material containing calcium carbonate is immersed in the plastic tube of the dilute hydrochloric acid of 4mol/L, impregnates and concussion about takes afterwards for 24 hours
Go out, pure water is used in combination to be rinsed, be then dried, obtains multi-stage porous Carbon Materials.
Claims (7)
1. a kind of preparation method of the novel no orderly multi-stage porous Carbon Materials of silicon, which is characterized in that using phenolic resin as carbon source, with carbon
Sour calcium nano and three block surfactant F127 are two kinds of aperture templates；By to phenolic resin and F127 mixing groups
Dress, calcium carbonate template are impregnated, are carbonized, going after template to get to the novel no orderly multi-stage porous Carbon Materials of silicon.
2. the preparation method of the novel no orderly multi-stage porous Carbon Materials of silicon according to claim 1, which is characterized in that specific packet
Include following steps：
Cium carbonate nanoparticles are scattered in absolute ethyl alcohol, after agitated, ultrasonic, obtain mixed dispersion liquid, dispersion liquid is through weight
It is assembled into calcium carbonate template after power sedimentation；
The ethanol solution of the ethanol solution of phenolic resin and F127 are mixed, pours into culture dish, calcium carbonate template is immersed in
It in culture dish, is taken out after a period of time, is placed in drying in baking oven, then obtains Carbon Materials by carbonization；
The Carbon Materials are immersed into dilute hydrochloric acid, remove calcium carbonate and are cleaned, foramen magnum-mesoporous multi-stage porous Carbon Materials are obtained.
3. the preparation method of the novel no orderly multi-stage porous Carbon Materials of silicon according to claim 2, which is characterized in that described
The grain size of calcium carbonate is about 50-80nm, and the micella grain size that F127 is formed is about 2-10nm.
4. the preparation method of the novel no orderly multi-stage porous Carbon Materials of silicon according to claim 2, which is characterized in that described
The ethanol solution concentration of phenolic resin be 20%wt, the ethanol solution concentration 4.76%wt of F127, required quality be respectively 4 grams and
2.5 gram.
5. the preparation method of the orderly multi-stage porous Carbon Materials of novel no silicon according to claim 2, which is characterized in that described
Oven drying temperature is 100 DEG C.
6. the preparation method of the orderly multi-stage porous Carbon Materials of novel no silicon according to claim 2, which is characterized in that described
Carburizing temperature is 450 DEG C and 900 DEG C, respectively constant temperature 3h and 2h, and heating rate is 1 DEG C/min, and the dilute hydrochloric acid is low concentration.
7. according to the preparation method of any novel no orderly multi-stage porous Carbon Materials of silicon of claim 1 ~ 6, which is characterized in that
The large hole aperture of the preparation-obtained novel no orderly multi-stage porous Carbon Materials of silicon is about 30-50m, and smaller hole aperture is 2-
10nm。
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Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101041428A (en) * | 2007-03-08 | 2007-09-26 | 复旦大学 | Multi-stage ordered medium hole/big hole composite material and preparation method thereof |
| CN103072970A (en) * | 2013-02-04 | 2013-05-01 | 河北科技大学 | Spherical hollow mesoporous carbon shell and preparing method thereof |
| CN103803524A (en) * | 2014-01-15 | 2014-05-21 | 河海大学 | Method for preparing ordered mesoporous carbon by taking industrial phenolic resin as raw material |
| CN106587026A (en) * | 2016-12-28 | 2017-04-26 | 山东理工大学 | Preparation method of reinforced mass transfer type 3D nitrogen-doped graphene with multi-stage pores communicated |
-
2018
- 2018-07-18 CN CN201810790813.3A patent/CN108658058A/en active Pending
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101041428A (en) * | 2007-03-08 | 2007-09-26 | 复旦大学 | Multi-stage ordered medium hole/big hole composite material and preparation method thereof |
| CN103072970A (en) * | 2013-02-04 | 2013-05-01 | 河北科技大学 | Spherical hollow mesoporous carbon shell and preparing method thereof |
| CN103803524A (en) * | 2014-01-15 | 2014-05-21 | 河海大学 | Method for preparing ordered mesoporous carbon by taking industrial phenolic resin as raw material |
| CN106587026A (en) * | 2016-12-28 | 2017-04-26 | 山东理工大学 | Preparation method of reinforced mass transfer type 3D nitrogen-doped graphene with multi-stage pores communicated |
Non-Patent Citations (1)
| Title |
|---|
| BIN XU ET AL.，: "Easy synthesis of mesoporous carbon using nano-CaCO3 as template", 《CARBON》 * |
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