CN107456948A - A kind of preparation method of purification of air graphene composite activated carbon - Google Patents
A kind of preparation method of purification of air graphene composite activated carbon Download PDFInfo
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- CN107456948A CN107456948A CN201710870094.1A CN201710870094A CN107456948A CN 107456948 A CN107456948 A CN 107456948A CN 201710870094 A CN201710870094 A CN 201710870094A CN 107456948 A CN107456948 A CN 107456948A
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- activated carbon
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- composite activated
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01J—CHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
- B01J20/00—Solid sorbent compositions or filter aid compositions; Sorbents for chromatography; Processes for preparing, regenerating or reactivating thereof
- B01J20/02—Solid sorbent compositions or filter aid compositions; Sorbents for chromatography; Processes for preparing, regenerating or reactivating thereof comprising inorganic material
- B01J20/20—Solid sorbent compositions or filter aid compositions; Sorbents for chromatography; Processes for preparing, regenerating or reactivating thereof comprising inorganic material comprising free carbon; comprising carbon obtained by carbonising processes
Abstract
The present invention proposes a kind of preparation method of purification of air graphene composite activated carbon, and its method and step is as follows：Activated carbon granule is dried；By graphene solution ultrasonic disperse for a period of time after, be diluted, then by activated carbon granule add graphene solution in；Graphene solution containing activated carbon granule is dried, obtains graphene composite activated carbon；Graphene composite activated carbon is put into the winter propylhomoserin aqueous solution, after being sufficiently stirred, stands two hours；Graphene composite activated carbon is taken out and dried, obtains graphene composite activated carbon finished product.Beneficial effects of the present invention are as follows：The method of the invention is simple, equipment investment is few, uses manpower and material resources sparingly, and the graphene composite activated carbon prepared is high to the adsorption rate of formaldehyde in air, adsorbance is big, and cost is low.
Description
Technical field
The present invention relates to activated carbon preparing technical field, particularly relates to a kind of purification of air graphene composite activated carbon
Preparation method.
Background technology
At present, common activated carbon is usually to be existed by coal, timber, shell, coconut husk, walnut shell, apricot shell, jujube shell etc. on the market
It is process under high temperature and certain pressure effect by pyrolysis, manufacturing process is simple, cost is cheap, and activated carbon has because of it
Stronger absorption property is widely used in production and living.But the toxic gas such as activated carbon PARA FORMALDEHYDE PRILLS(91,95) of this common constituent
Adsorption efficiency is low, adsorbance is few, therefore limits its application in air purification field.
Graphene be it is a kind of by carbon atom form only one layer of atomic thickness two-dimensional material, have excellent physics,
Chemical property, especially possess the specific surface area of super large, therefore make it have good absorption property.But graphene preparation process
Complexity, cost are higher.Therefore, in air purification field, there is an urgent need to a kind of toxic gas energy of adsorptions such as the cheap, PARA FORMALDEHYDE PRILLS(91,95) of cost
The strong graphene composite activated carbon of power.
The content of the invention
The present invention proposes a kind of purification of air preparation method of graphene composite activated carbon, solves and lives in the prior art
The problem of toxic gas adsorption capacity differences such as property charcoal PARA FORMALDEHYDE PRILLS(91,95).
The technical proposal of the invention is realized in this way：
A kind of preparation method of purification of air graphene composite activated carbon, its method and step are as follows：
(1) activated carbon granule is dried；
(2) by graphene solution ultrasonic disperse for a period of time after, be diluted, then by above-mentioned activated carbon granule add stone
In black alkene solution so that the ratio of activated carbon and graphene is 1000: 1；
(3) the above-mentioned graphene solution containing activated carbon granule is dried, obtains graphene composite activated carbon, it is standby
With；
(4) above-mentioned graphene composite activated carbon is put into the winter propylhomoserin aqueous solution, after being sufficiently stirred, stands two hours；
(5) graphene composite activated carbon is taken out from the winter propylhomoserin aqueous solution, is dried at 120 DEG C, obtain graphite
Alkene composite activated carbon finished product.
Preferably, activated carbon granule is dried 4 hours at 120 DEG C in the step (1).
Preferably, the concentration of graphene solution is 0.01%~0.5% in the step (2), solvent is water；Ultrasound point
The scattered time is 35 minutes.
Preferably, the drying temperature in the step (3) is 70 DEG C.
Preferably, the concentration of the winter propylhomoserin aqueous solution is 0.1%~5% in the step (4).
Activated carbon used in the present invention is the one or more in ature of coal charcoal, carbo lignius, coconut husk charcoal or coal coke.
Beneficial effects of the present invention are：
By the way that winter propylhomoserin is deposited on into graphenic surface, the formaldehyde reactivity site of graphenic surface is improved；Pass through
Activated carbon and graphene progress is compound, improve the formaldehyde adsorption property of activated carbon.
The method of the invention is simple, equipment investment is few, uses manpower and material resources sparingly, the graphene composite activated carbon pair prepared
The adsorption rate of formaldehyde in air is high, adsorbance is big, and cost is low.
Embodiment
Below in conjunction with the embodiment of the present invention, the technical scheme in the embodiment of the present invention is clearly and completely described,
Obviously, described embodiment is only part of the embodiment of the present invention, rather than whole embodiments.Based in the present invention
Embodiment, the every other embodiment that those of ordinary skill in the art are obtained under the premise of creative work is not made, all
Belong to the scope of protection of the invention.
Embodiment
A kind of preparation method of purification of air graphene composite activated carbon, it is comprised the following steps that：
(1) activated carbon granule is dried 4 hours at 120 DEG C；
(2) after the graphene aqueous solution ultrasonic disperse 35 minutes for being 0.01%~0.5% by concentration, it is diluted, then
Above-mentioned activated carbon granule is added in graphene solution so that the ratio of activated carbon and graphene is 1000: 1；
(3) the above-mentioned graphene solution containing activated carbon granule is dried at 70 DEG C, obtains the compound work of graphene
Property charcoal, it is standby；
(4) above-mentioned graphene composite activated carbon is put into the winter propylhomoserin aqueous solution that concentration is 0.1%~5%, fully stirred
After mixing, two hours are stood；
(5) graphene composite activated carbon is taken out from the winter propylhomoserin aqueous solution, is dried at 120 DEG C, obtain graphite
Alkene composite activated carbon finished product.
Activated carbon used in above-mentioned preparation process is one kind or several in ature of coal charcoal, carbo lignius, coconut husk charcoal or coal coke
Kind.
The present invention improves the formaldehyde reaction active site of graphenic surface by the way that winter propylhomoserin is deposited on into graphenic surface
Point；It is compound by the way that activated carbon is carried out with graphene, improve the formaldehyde adsorption property of activated carbon.
The preparation method of graphene composite activated carbon of the present invention is simple, equipment investment is few, uses manpower and material resources sparingly, and prepares
The graphene composite activated carbon gone out is high to the adsorption rate of formaldehyde in air, adsorbance is big, and cost is low.
The foregoing is merely illustrative of the preferred embodiments of the present invention, is not intended to limit the invention, all essences in the present invention
God any modification, equivalent substitution and improvements made etc., should be included in the scope of the protection with principle.
Claims (5)
1. a kind of purification of air preparation method of graphene composite activated carbon, it is characterised in that its method and step is as follows：
(1) activated carbon granule is dried；
(2) by graphene solution ultrasonic disperse for a period of time after, be diluted, then by above-mentioned activated carbon granule add graphene
In solution so that the ratio of activated carbon and graphene is 1000: 1；
(3) the above-mentioned graphene solution containing activated carbon granule is dried, obtains graphene composite activated carbon, it is standby；
(4) above-mentioned graphene composite activated carbon is put into the winter propylhomoserin aqueous solution, after being sufficiently stirred, stands two hours；
(5) graphene composite activated carbon is taken out from the winter propylhomoserin aqueous solution, is dried at 120 DEG C, obtain graphene and answer
Close active carbon finished products.
A kind of 2. preparation method of purification of air graphene composite activated carbon according to claim 1, it is characterised in that
Activated carbon granule is dried 4 hours at 120 DEG C in the step (1).
A kind of 3. preparation method of purification of air graphene composite activated carbon according to claim 1, it is characterised in that
The concentration of graphene solution is 0.01%~0.5% in the step (2), and solvent is water；The time of ultrasonic disperse is 35 minutes.
A kind of 4. preparation method of purification of air graphene composite activated carbon according to claim 1, it is characterised in that
Drying temperature in the step (3) is 70 DEG C.
A kind of 5. preparation method of purification of air graphene composite activated carbon according to claim 1, it is characterised in that
The concentration of the winter propylhomoserin aqueous solution is 0.1%~5% in the step (4).
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Cited By (9)
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| CN108187633A (en) * | 2018-01-23 | 2018-06-22 | 天津科创复兴科技咨询有限公司 | A kind of formaldehyde adsorbent and its preparation method and application |
| CN108201877A (en) * | 2018-01-26 | 2018-06-26 | 南通强生石墨烯科技有限公司 | A kind of graphene filtering material and its preparation method and application |
| CN108311101A (en) * | 2018-01-26 | 2018-07-24 | 南通强生石墨烯科技有限公司 | The preparation method and purposes of graphene absorbent charcoal composite material |
| CN108721957A (en) * | 2018-05-30 | 2018-11-02 | 南通强生石墨烯科技有限公司 | A kind of high efficiency filter, the antibiotic bacteriostatic water quality processor of graphene-based material |
| CN109331780A (en) * | 2018-11-29 | 2019-02-15 | 长沙学院 | A kind of preparation method of activated carbon fibre/grapheme tube composite material |
| CN109663564A (en) * | 2017-10-16 | 2019-04-23 | 山东欧铂新材料有限公司 | A kind of gas adsorption material and preparation method thereof |
| CN109701492A (en) * | 2019-02-22 | 2019-05-03 | 常州兴烯石墨烯科技有限公司 | A kind of functionality graphene composite activated carbon and preparation method thereof |
| CN109926022A (en) * | 2019-03-26 | 2019-06-25 | 广州康滤净化科技有限公司 | A kind of graphene cobalt oxide compound air purification material and preparation method thereof |
| CN110339670A (en) * | 2019-07-15 | 2019-10-18 | 北京绿能嘉业新能源有限公司 | A kind of graphene composite material and preparation method thereof containing negative oxygen ion |
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Cited By (11)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN109663564A (en) * | 2017-10-16 | 2019-04-23 | 山东欧铂新材料有限公司 | A kind of gas adsorption material and preparation method thereof |
| CN108187633A (en) * | 2018-01-23 | 2018-06-22 | 天津科创复兴科技咨询有限公司 | A kind of formaldehyde adsorbent and its preparation method and application |
| CN108201877A (en) * | 2018-01-26 | 2018-06-26 | 南通强生石墨烯科技有限公司 | A kind of graphene filtering material and its preparation method and application |
| CN108311101A (en) * | 2018-01-26 | 2018-07-24 | 南通强生石墨烯科技有限公司 | The preparation method and purposes of graphene absorbent charcoal composite material |
| CN108201877B (en) * | 2018-01-26 | 2019-11-15 | 南通强生石墨烯科技有限公司 | A kind of graphene filtering material and its preparation method and application |
| CN108721957A (en) * | 2018-05-30 | 2018-11-02 | 南通强生石墨烯科技有限公司 | A kind of high efficiency filter, the antibiotic bacteriostatic water quality processor of graphene-based material |
| CN109331780A (en) * | 2018-11-29 | 2019-02-15 | 长沙学院 | A kind of preparation method of activated carbon fibre/grapheme tube composite material |
| CN109331780B (en) * | 2018-11-29 | 2021-03-30 | 长沙学院 | Preparation method of activated carbon fiber/graphene tube composite material |
| CN109701492A (en) * | 2019-02-22 | 2019-05-03 | 常州兴烯石墨烯科技有限公司 | A kind of functionality graphene composite activated carbon and preparation method thereof |
| CN109926022A (en) * | 2019-03-26 | 2019-06-25 | 广州康滤净化科技有限公司 | A kind of graphene cobalt oxide compound air purification material and preparation method thereof |
| CN110339670A (en) * | 2019-07-15 | 2019-10-18 | 北京绿能嘉业新能源有限公司 | A kind of graphene composite material and preparation method thereof containing negative oxygen ion |
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Application publication date: 20171212 |