CN106430179A - Shiitake mushroom source foam active carbon material and preparation method thereof - Google Patents
Shiitake mushroom source foam active carbon material and preparation method thereof Download PDFInfo
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- CN106430179A CN106430179A CN201610849195.6A CN201610849195A CN106430179A CN 106430179 A CN106430179 A CN 106430179A CN 201610849195 A CN201610849195 A CN 201610849195A CN 106430179 A CN106430179 A CN 106430179A
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- C—CHEMISTRY; METALLURGY
- C01—INORGANIC CHEMISTRY
- C01P—INDEXING SCHEME RELATING TO STRUCTURAL AND PHYSICAL ASPECTS OF SOLID INORGANIC COMPOUNDS
- C01P2006/00—Physical properties of inorganic compounds
- C01P2006/16—Pore diameter
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- C—CHEMISTRY; METALLURGY
- C01—INORGANIC CHEMISTRY
- C01P—INDEXING SCHEME RELATING TO STRUCTURAL AND PHYSICAL ASPECTS OF SOLID INORGANIC COMPOUNDS
- C01P2006/00—Physical properties of inorganic compounds
- C01P2006/90—Other properties not specified above
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Abstract
The invention provides a shiitake mushroom source foam active carbon material and a preparation method thereof. The shiitake mushroom source foam active carbon material is prepared from the following components in parts by weight: 5 to 15 parts of melamine, 15 to 20 parts of a 37 percent formaldehyde solution, 2 to 3.5 parts of a foaming agent, 0.1 to 0.2 part of silicone oil, 0.1 to 0.15 part of an initiator, 3 to 5 parts of modified shiitake mushroom stem, 0.2 to 0.4 part of a cross-linking agent and 4 to 6 parts of epoxy resin. The preparation method comprises the following preparation steps: weighing, mixing, foaming, curing, activating and the like. The shiitake mushroom source foam active carbon material provided by the invention has a very good heavy metal adsorption capability and has better affinity on Cd; the shiitake mushroom source foam active carbon material is high in adsorption rate, good in filtering effect and long in service life; the preparation method is simple, so that the shiitake mushroom source foam active carbon material is suitable for large-scale production.
Description
Technical field
The present invention relates to absorbent charcoal material technical field, more particularly, to a kind of Lentinus Edodess source foam active Carbon Materials and its preparation
Method.
Background technology
Activated carbon is a kind of porous carbon adsorbing material with abundant pore structure and huge specific surface area, because it has
High adsorption capacity, physical and chemical stability are good, mechanical strength is high, lost efficacy after the features such as regenerate, and be widely used in industry, agriculture
The numerous areas such as industry, national defence, traffic, medical and health, environmental conservation, the raising for social development and people's living standard is made
Tremendous contribution, realizes to activated carbon from the adsorption and decoloration being originally found Linesless charcoal that industrialization process produces and activated carbon produces
The development in pluralism of product oneself experienced very long development history.And foam active charcoal is made up of hole bubble and interconnected hole steep that wall
The porous material with tridimensional network, this unique architectural feature makes it have the features such as low-density, high specific strength,
It is a kind of light porous property material.
Traditional foam active charcoal is easily broken during high temperature carbonization, leads to the overall structure of foam active charcoal to be difficult to
Control.In terms of prior art literature, how the subject matter that current foam active charcoal exists is with petroleum-based feedstock as presoma, plus
Work complex procedures, cost of manufacture is high and foam active charcoal is difficult to degrade, and environmental pollution is big.Therefore, a kind of uniform pore diameter, shape are developed
Shape is different, fault of construction is few and the foam active carbon composite of environmentally safe is extremely urgent.
Content of the invention
It is an object of the present invention to provide a kind of Lentinus Edodess source foam active Carbon Materials, there is extraordinary heavy metal adsorption
Ability, to Cd tool more preferably affinity, adsorption rate is high, good filtration effect, long service life.
It is a further object to provide a kind of preparation method of Lentinus Edodess source foam active Carbon Materials, preparation method letter
Single, suitable large-scale production.
The invention solves the problems that existing foam active charcoal is easily broken during high temperature carbonization, lead to the whole of foam active charcoal
Body structure is difficult to control to, and how with petroleum-based feedstock as presoma, manufacturing procedure is complicated, and cost of manufacture is high and foam active charcoal is difficult
To degrade, the big problem of environmental pollution, and Lentinus Edodess source foam active Carbon Materials and preparation method thereof are provided.
A kind of preparation method of Lentinus Edodess source foam active Carbon Materials that the present invention provides, it is to prepare according to the following steps：
(1) weigh：Weigh by weight 5 parts～15 parts tripolycyanamide, 15 parts～20 part 37% formalin, 2 parts～
3.5 parts of foaming agent, 0.1 part～0.2 part silicone oil, 0.1 part～0.15 part initiator, 4 parts～6 parts modified Lentinus Edodess feet, 0.2 part～
0.4 part of cross-linking agent and 4 parts～6 parts epoxy resin；
(2) mix：First by 5 parts～15 parts tripolycyanamide, 15 parts～20 part 37% formalin, 4 parts～6 parts modified perfume
Mushroom foot, 0.2 part～0.4 part cross-linking agent and 4 parts～6 parts epoxy resin are added in No. 1 mould, stir, obtain compound；
(3) foam：Add mixture in No. 2 moulds, add 2 parts～3.5 parts foaming agent, 0.1 part～0.2 part silicon
Oil, 0.1 part～0.15 part initiator, stir to have bubble produce, stand foaming 24h～48h, the mixture after being foamed；
(4) solidify：Mixture after foaming is added in No. 3 moulds, solidifies 30min～60min at room temperature, then
Solidify 2～6h at 60 DEG C～120 DEG C, obtain foaming modifying Lentinus Edodess foot；
(5) activate：Under room temperature, foaming modifying Lentinus Edodess foot be impregnated in the K that mass percent is 10%～20%2CO3Solution
In, react 15h～25h, the foamed materialss after being impregnated, the foamed materialss after dipping are placed in Muffle furnace, by Muffle furnace
With the heating rate of 3 DEG C/min～5 DEG C/min from room temperature to 600 DEG C～1000 DEG C, then in inert gas atmosphere and temperature
Spend under conditions of 600 DEG C～1000 DEG C, priming reaction 1h～2h, naturally cool to room temperature after activation, obtain activated material, with
Deionized water is washed to activated material for cleaning mixture, until cleaning mixture is neutrality, is finally 80 DEG C～100 DEG C in temperature
Under the conditions of, 1h～2h is dried to the activated material after washing, obtains Lentinus Edodess source foam active Carbon Materials；
Described noble gases are the mixed gas of one of nitrogen and argon or two kinds.
Preferably, the modified Lentinus Edodess foot described in step (1) is calcium chloride modification Lentinus Edodess foot or chlorination magnesium-modified Lentinus Edodess foot.
Preferably, the initiator described in step (1) be triethylenediamine, dibutyl tin laurate, stannous octoate,
One of potassium oleate and potassium octanoate or the mixture of two of which.
Preferably, the initiator described in step (1) is potassium oleate or potassium octanoate.
Preferably, the cross-linking agent described in step (1) is metaformaldehyde or glutaraldehyde.
Preferably, described foaming agent be one of pentane, Pentamethylene., pentane, isopentane and halogenated alkane or its
In two kinds of mixture.
It is further preferred that described foaming agent is the mixing of one of Pentamethylene. and halogenated alkane or two of which
Thing.
It is further preferred that described foaming agent is 3- chloro-pentane.
It is further preferred that the epoxy resin described in step (1) is epoxy resin E44 or epoxy resin E51.
A kind of Lentinus Edodess source foam active Carbon Materials that the present invention provides, are prepared by any one method above-mentioned.
The invention has the beneficial effects as follows：The structure of foam active Carbon Materials of present invention preparation, composition and Performance comparision are equal
Even, average pore size is 3.6nm, and grid is thicker, and can be processed into any form, and the intensity of material is high, and its modulus of compressibility is near
0.27MPa.The separation efficiency of heavy metal pollutant reaches more than 90%, especially reaches 98% to the clearance of Cd, is difficult
Cause blocking.
Specific embodiments
Embodiment 1：The present embodiment provides a kind of Lentinus Edodess source foam active raw material of wood-charcoal preparation method for material, prepares according to the following steps：
(1) weigh：Weigh by weight 5 parts of tripolycyanamide, 15 part of 37% formalin, 2 parts of 3- chloro-pentanes, 0.1
Part silicone oil, 0.1 part of potassium oleate, 3 parts of calcium chloride modification Lentinus Edodess feet, 0.2 part of glutaraldehyde and 4 parts of epoxy resin E51；
Described calcium chloride modification Lentinus Edodess foot is Lentinus Edodess foot decontamination, clean, be dried, pulverize after molten with the calcium chloride of 0.5mol/L
Liquid presses 1:The ratio mixing of 5 (W/V), adjusts pH to 7, is subsequently placed in 60 DEG C, the modified 60min of vibration, 105 DEG C of dryings, crosses 80 mesh
Sieve series obtains；
(2) mix：First by 5 parts of tripolycyanamide, 15 part of 37% formalin, 3 parts of calcium chloride modification Lentinus Edodess feet, 0.2 part
Glutaraldehyde and 4 parts of epoxy resin E51 are added in No. 1 mould, stir, obtain compound；
(3) foam：Add mixture in No. 2 moulds, add 2 parts of foaming agent, 0.1 part of silicone oil, 0.1 part of Oleic acid
Potassium, stir to have bubble produce, stand foaming 48h, the mixture after being foamed；
(4) solidify：Mixture after foaming is added in No. 3 moulds, solidifies 30min at room temperature, then at 60 DEG C
Lower solidification 6h, obtains foam calcium chloride modification Lentinus Edodess foot；
(5) activate：Under room temperature, foaming modifying Lentinus Edodess foot be impregnated in the K that mass percent is 10%2CO3In solution, instead
Answer 15h, the foamed materialss after being impregnated, the foamed materialss after dipping are placed in Muffle furnace, by Muffle furnace with 3 DEG C/min's
Heating rate from room temperature to 600 DEG C, then under conditions of argon gas atmosphere and temperature are 600 DEG C, priming reaction 2h, activation
After naturally cool to room temperature, obtain activated material, for cleaning mixture, activated material washed with deionized water, until cleaning mixture
For neutrality, finally under conditions of temperature is 80 DEG C, 2h is dried to the activated material after washing, obtains Lentinus Edodess source foam active charcoal
Material.Using K2CO3Replace the activators such as phosphoric acid, due to K2CO3Have that nontoxic, caustic corrosion is weak, the Yishui River washes away and removes, operates bar
The advantages of part is good.
Embodiment 2：The present embodiment provides a kind of Lentinus Edodess source foam active raw material of wood-charcoal preparation method for material, prepares according to the following steps：
(1) weigh：Weigh by weight 10 parts of tripolycyanamide, 10 part of 37% formalin, 3 parts of 3- chloro-pentanes,
0.15 part of silicone oil, 0.12 part of potassium oleate, 4 parts of calcium chloride modification Lentinus Edodess feet, 0.3 part of glutaraldehyde and 5 parts of epoxy resin E51；
Described calcium chloride modification Lentinus Edodess foot is Lentinus Edodess foot decontamination, clean, be dried, pulverize after molten with the calcium chloride of 0.5mol/L
Liquid presses 1:The ratio mixing of 5 (W/V), adjusts pH to 7, is subsequently placed in 60 DEG C, the modified 60min of vibration, 105 DEG C of dryings, crosses 80 mesh
Sieve series obtains；
(2) mix：First by 10 parts of tripolycyanamide, 10 part of 37% formalin, 4 parts of calcium chloride modification Lentinus Edodess feet, 0.3 part
Glutaraldehyde and 5 parts of epoxy resin E51 are added in No. 1 mould, stir, obtain compound；
(3) foam：Add mixture in No. 2 moulds, add 3 parts of foaming agent, 0.15 part of silicone oil, 0.12 part of Oleic acid
Potassium, stir to have bubble produce, stand foaming 36h, the mixture after being foamed；
(4) solidify：Mixture after foaming is added in No. 3 moulds, solidifies 45min at room temperature, then at 80 DEG C
Lower solidification 4h, obtains foam calcium chloride modification Lentinus Edodess foot；
(5) activate：Under room temperature, foaming modifying Lentinus Edodess foot be impregnated in the K that mass percent is 10%～20%2CO3Solution
In, react 20h, the foamed materialss after impregnate, by impregnate after foamed materialss be placed in Muffle furnace, by Muffle furnace with 4 DEG C/
The heating rate of min from room temperature to 800 DEG C, then under conditions of argon gas atmosphere and temperature are 800 DEG C, priming reaction
1.5h, naturally cools to room temperature after activation, obtains activated material, activated material is washed with deionized water for cleaning mixture,
Until cleaning mixture is neutrality, finally under conditions of temperature is 90 DEG C, 1.5h is dried to the activated material after washing, obtains Lentinus Edodess
Source foam active Carbon Materials.
Embodiment 3：The present embodiment provides a kind of Lentinus Edodess source foam active raw material of wood-charcoal preparation method for material, prepares according to the following steps：
(1) weigh：Weigh by weight 15 parts of tripolycyanamide, 15 part of 37% formalin, 3.5 parts of 3- chloro-pentanes,
0.2 part of silicone oil, 0.15 part of potassium oleate, 5 parts of calcium chloride modification Lentinus Edodess feet, 0.4 part of glutaraldehyde and 6 parts of epoxy resin E51；
Described calcium chloride modification Lentinus Edodess foot is Lentinus Edodess foot decontamination, clean, be dried, pulverize after molten with the calcium chloride of 0.5mol/L
Liquid presses 1:The ratio mixing of 5 (W/V), adjusts pH to 7, is subsequently placed in 60 DEG C, the modified 60min of vibration, 105 DEG C of dryings, crosses 80 mesh
Sieve series obtains；
(2) mix：First by 15 parts of tripolycyanamide, 15 part of 37% formalin, 5 parts of calcium chloride modification Lentinus Edodess feet, 0.4 part
Glutaraldehyde and 6 parts of epoxy resin E51 are added in No. 1 mould, stir, obtain compound；
(3) foam：Add mixture in No. 2 moulds, add 3.5 parts of foaming agent, 0.2 part of silicone oil, 0.15 part of oil
Sour potassium, stir to have bubble produce, stand foaming 24h, the mixture after being foamed；
(4) solidify：Mixture after foaming is added in No. 3 moulds, solidifies 60min at room temperature, then at 120 DEG C
Lower solidification 2h, obtains foam calcium chloride modification Lentinus Edodess foot；
(5) activate：Under room temperature, foaming modifying Lentinus Edodess foot be impregnated in the K that mass percent is 20%2CO3In solution, instead
Answer 15h, the foamed materialss after being impregnated, the foamed materialss after dipping are placed in Muffle furnace, by Muffle furnace with 5 DEG C/min's
Heating rate from room temperature to 1000 DEG C, then under conditions of argon gas atmosphere and temperature are 1000 DEG C, priming reaction 1h, live
Naturally cool to room temperature after change, obtain activated material, for cleaning mixture, activated material is washed with deionized water, until washing
Liquid is neutrality, finally under conditions of temperature is 100 DEG C, 1h is dried to the activated material after washing, obtains Lentinus Edodess source foam and lives
Property Carbon Materials.
Embodiment 4：The present embodiment provides a kind of Lentinus Edodess source foam active raw material of wood-charcoal preparation method for material, different from embodiment 1
Putting is：Described potassium oleate replaces with potassium octanoate, and described epoxy resin E51 replaces with epoxy resin E44.
Embodiment 5：The present embodiment provides a kind of Lentinus Edodess source foam active raw material of wood-charcoal preparation method for material, different from embodiment 2
Putting is：Described potassium oleate replaces with potassium octanoate, and described epoxy resin E51 replaces with epoxy resin E44.
Embodiment 6：The present embodiment provides a kind of Lentinus Edodess source foam active raw material of wood-charcoal preparation method for material, different from embodiment 3
Putting is：Described potassium oleate replaces with potassium octanoate, and described epoxy resin E51 replaces with epoxy resin E44.
Embodiment 7：The present embodiment provides a kind of Lentinus Edodess source foam active raw material of wood-charcoal preparation method for material, different from embodiment 1
Putting is：Described calcium chloride modification Lentinus Edodess foot replaces with chlorination magnesium-modified Lentinus Edodess foot；
Described calcium chloride modification Lentinus Edodess foot is Lentinus Edodess foot decontamination, clean, be dried, pulverize after molten with the magnesium chloride of 0.5mol/L
Liquid presses 1:The ratio mixing of 5 (W/V), adjusts pH to 7, is subsequently placed in 60 DEG C, the modified 60min of vibration, 105 DEG C of dryings, crosses 80 mesh
Sieve series obtains.
Embodiment 8：The present embodiment provides a kind of Lentinus Edodess source foam active raw material of wood-charcoal preparation method for material, different from embodiment 2
Putting is：Described calcium chloride modification Lentinus Edodess foot replaces with chlorination magnesium-modified Lentinus Edodess foot；
Described calcium chloride modification Lentinus Edodess foot is Lentinus Edodess foot decontamination, clean, be dried, pulverize after molten with the magnesium chloride of 0.5mol/L
Liquid presses 1:The ratio mixing of 5 (W/V), adjusts pH to 7, is subsequently placed in 60 DEG C, the modified 60min of vibration, 105 DEG C of dryings, crosses 80 mesh
Sieve series obtains.
Embodiment 9：The present embodiment provides a kind of Lentinus Edodess source foam active raw material of wood-charcoal preparation method for material, different from embodiment 3
Putting is：Described calcium chloride modification Lentinus Edodess foot replaces with chlorination magnesium-modified Lentinus Edodess foot；
The magnesium-modified Lentinus Edodess foot of described chlorination is Lentinus Edodess foot decontamination, clean, be dried, pulverize after molten with the magnesium chloride of 0.5mol/L
Liquid presses 1:The ratio mixing of 5 (W/V), adjusts pH to 7, is subsequently placed in 60 DEG C, the modified 60min of vibration, 105 DEG C of dryings, crosses 80 mesh
Sieve series obtains.
Embodiment 10：The present embodiment provides a kind of Lentinus Edodess source foam active raw material of wood-charcoal preparation method for material, different from embodiment 2
Putting is：Described foaming agent is the mixture of pentane and pentane.
Embodiment 11：The present embodiment provides a kind of Lentinus Edodess source foam active raw material of wood-charcoal preparation method for material, different from embodiment 2
Putting is：Described foaming agent is the mixture of Pentamethylene. and isopentane.
Embodiment 12：The present embodiment provides a kind of foam active raw material of wood-charcoal preparation method for material of loading chitosan, with embodiment 2
Difference be：Described glutaraldehyde is substituted by metaformaldehyde.
Embodiment 13：The present embodiment provides a kind of Lentinus Edodess source foam active raw material of wood-charcoal preparation method for material, different from embodiment 2
Putting is：Described argon replaces with nitrogen.
Using following verification experimental verifications effect of the present invention：
The Lentinus Edodess source foam active Carbon Materials that above-described embodiment 1～13 is obtained carry out performance test, measure it and compress mould
Amount, aperture, absorbability see table.
Table 1
The foregoing is only presently preferred embodiments of the present invention, not in order to limit the present invention, all essences in the present invention
Within god and principle, any modification, equivalent substitution and improvement made etc., should be included within the scope of the present invention.
Claims (10)
1. a kind of Lentinus Edodess source foam active Carbon Materials preparation method it is characterised in that：It is to prepare according to the following steps：
(1) weigh：Weigh by weight 5 parts～15 parts tripolycyanamide, 15 parts～20 part 37% formalin, 2 parts～3.5 parts
Foaming agent, 0.1 part～0.2 part silicone oil, 0.1 part～0.15 part initiator, 3 parts～5 parts modified Lentinus Edodess feet, 0.2 part～0.4 part friendships
Connection agent and 4 parts～6 parts epoxy resin；
(2) mix：First by 5 parts～15 parts tripolycyanamide, 15 parts～20 part 37% formalin, 3 parts～5 parts modified Lentinus Edodess
Foot, 0.2 part～0.4 part cross-linking agent and 4 parts～6 parts epoxy resin are added in No. 1 mould, stir, obtain compound；
(3) foam：Add mixture in No. 2 moulds, add 2 parts～3.5 parts foaming agent, 0.1 part～0.2 part silicone oil,
0.1 part～0.15 part initiator, stir to have bubble produce, stand foaming 24h～48h, the mixture after being foamed；
(4) solidify：Mixture after foaming is added in No. 3 moulds, solidifies 30min～60min at room temperature, then 60
DEG C～120 DEG C at solidify 2～6h, obtain foaming modifying Lentinus Edodess foot；
(5) activate：Under room temperature, foaming modifying Lentinus Edodess foot be impregnated in the K that mass percent is 10%～20%2CO3In solution,
Reaction 15h～25h, the foamed materialss after impregnate, the foamed materialss after impregnating are placed in Muffle furnace, by Muffle furnace with 3
DEG C/heating rate of min～5 DEG C/min from room temperature to 600 DEG C～1000 DEG C, then in inert gas atmosphere and temperature be
Under conditions of 600 DEG C～1000 DEG C, priming reaction 1h～2h, naturally cool to room temperature after activation, obtain activated material, with go from
Sub- water is washed to activated material for cleaning mixture, until cleaning mixture is neutrality, the condition being finally 80 DEG C～100 DEG C in temperature
Under, 1h～2h is dried to the activated material after washing, obtains Lentinus Edodess source foam active Carbon Materials；
Described noble gases are the mixed gas of one of nitrogen and argon or two kinds.
2. Lentinus Edodess source according to claim 1 foam active Carbon Materials preparation method it is characterised in that：In step (1)
Described modified Lentinus Edodess foot is calcium chloride modification Lentinus Edodess foot or chlorination magnesium-modified Lentinus Edodess foot.
3. foam active Carbon Materials according to claim 1 preparation method it is characterised in that：Described in step (1)
Initiator is one of triethylenediamine, dibutyl tin laurate, stannous octoate, potassium oleate and potassium octanoate or wherein two
The mixture planted.
4. Lentinus Edodess source according to claim 1 foam active Carbon Materials preparation method it is characterised in that：In step (1)
Described initiator is potassium oleate or potassium octanoate.
5. Lentinus Edodess source according to claim 1 foam active Carbon Materials preparation method it is characterised in that：In step (1)
Described cross-linking agent is metaformaldehyde or glutaraldehyde.
6. Lentinus Edodess source according to claim 1 foam active Carbon Materials preparation method it is characterised in that：Described foaming
Agent is the mixture of one of pentane, Pentamethylene., pentane, isopentane and halogenated alkane or two of which.
7. Lentinus Edodess source according to claim 6 foam active Carbon Materials preparation method it is characterised in that：Described foaming
Agent is the mixture of one of Pentamethylene. and halogenated alkane or two of which.
8. Lentinus Edodess source according to claim 7 foam active Carbon Materials preparation method it is characterised in that：Described foaming
Agent is 3- chloro-pentane.
9. Lentinus Edodess source according to claim 6 foam active Carbon Materials preparation method it is characterised in that：In step (1)
Described epoxy resin is epoxy resin E44 or epoxy resin E51.
10. the Lentinus Edodess source foam active Carbon Materials according to the preparation of claim 1～9 any one methods described.
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107021486A (en) * | 2017-04-28 | 2017-08-08 | 无锡德碳科技股份有限公司 | A kind of preparation method of activated carbon |
| CN108622893A (en) * | 2018-03-29 | 2018-10-09 | 深圳大学 | A kind of preparation method and porous carbon materials of porous carbon materials |
| CN109019554A (en) * | 2018-07-31 | 2018-12-18 | 湖南理工学院 | A kind of nitrogen-phosphor codoping multiporous biological matter carbon material and preparation method thereof and the application in supercapacitor |
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| CN1303964A (en) * | 2000-07-21 | 2001-07-18 | 中国科学院山西煤炭化学研究所 | Preparation method of foam block active carbon fibre |
| CN1303965A (en) * | 2000-07-21 | 2001-07-18 | 中国科学院山西煤炭化学研究所 | Method for preparing hard block active carbon fibre |
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2016
- 2016-09-23 CN CN201610849195.6A patent/CN106430179B/en active Active
Patent Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1303964A (en) * | 2000-07-21 | 2001-07-18 | 中国科学院山西煤炭化学研究所 | Preparation method of foam block active carbon fibre |
| CN1303965A (en) * | 2000-07-21 | 2001-07-18 | 中国科学院山西煤炭化学研究所 | Method for preparing hard block active carbon fibre |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107021486A (en) * | 2017-04-28 | 2017-08-08 | 无锡德碳科技股份有限公司 | A kind of preparation method of activated carbon |
| CN108622893A (en) * | 2018-03-29 | 2018-10-09 | 深圳大学 | A kind of preparation method and porous carbon materials of porous carbon materials |
| CN109019554A (en) * | 2018-07-31 | 2018-12-18 | 湖南理工学院 | A kind of nitrogen-phosphor codoping multiporous biological matter carbon material and preparation method thereof and the application in supercapacitor |
| CN109019554B (en) * | 2018-07-31 | 2020-10-27 | 湖南理工学院 | Nitrogen-phosphorus co-doped porous biomass carbon material, preparation method thereof and application thereof in supercapacitor |
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