CN108910877A - A kind of preparation method of the compound arrow-leaved oleaster nuclear activity charcoal of efficient absorption olefines gas - Google Patents
A kind of preparation method of the compound arrow-leaved oleaster nuclear activity charcoal of efficient absorption olefines gas Download PDFInfo
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- CN108910877A CN108910877A CN201811069109.5A CN201811069109A CN108910877A CN 108910877 A CN108910877 A CN 108910877A CN 201811069109 A CN201811069109 A CN 201811069109A CN 108910877 A CN108910877 A CN 108910877A
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- leaved oleaster
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- 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
- C01B32/30—Active carbon
- C01B32/312—Preparation
- C01B32/318—Preparation characterised by the starting materials
- C01B32/324—Preparation characterised by the starting materials from waste materials, e.g. tyres or spent sulfite pulp liquor
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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
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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
- B01J20/28—Solid sorbent compositions or filter aid compositions; Sorbents for chromatography; Processes for preparing, regenerating or reactivating thereof characterised by their form or physical properties
- B01J20/28054—Solid sorbent compositions or filter aid compositions; Sorbents for chromatography; Processes for preparing, regenerating or reactivating thereof characterised by their form or physical properties characterised by their surface properties or porosity
- B01J20/28057—Surface area, e.g. B.E.T specific surface area
- B01J20/28066—Surface area, e.g. B.E.T specific surface area being more than 1000 m2/g
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- Solid-Sorbent Or Filter-Aiding Compositions (AREA)
Abstract
The invention discloses a kind of preparation methods of the compound arrow-leaved oleaster nuclear activity charcoal of efficient absorption olefines gas, include the following steps：1) arrow-leaved oleaster core is put into pyrolysis in Poly-generation gasification furnace and obtains arrow-leaved oleaster core pyrolytic gasification charcoal；2) arrow-leaved oleaster core pyrolytic gasification charcoal is crushed；3) certain density hydrogen peroxide is added in smashed arrow-leaved oleaster core pyrolytic gasification charcoal impregnate clean after a certain period of time to washing lotion for neutrality；4) certain time is impregnated with certain density acetic acid neodymium solution；5) the arrow-leaved oleaster core pyrolytic gasification charcoal after acetic acid neodymium solution impregnation is put into activation furnace, obtains compound arrow-leaved oleaster special type absorption activated carbon.The advantages that compound active charcoal of arrow-leaved oleaster nuclear activity charcoal large specific surface area obtained by the present invention, pore structure is flourishing itself, but also have many advantages, such as fast to olefin gas adsorption rate, large amount of adsorption can achieve the standard of efficient absorption.
Description
Technical field
The present invention relates to active carbon preparation technical field, in particular to the arrow-leaved oleaster core of a kind of efficient absorption olefines gas is special
The preparation method of kind active carbon.
Background technique
Arrow-leaved oleaster core is the residue of arrow-leaved oleaster processing and utilization, is commonly used for exploitation and manufactures various byproduct (such as door curtains, curtain
Deng) and cultivation matrix etc..Content of ashes through analysis of experiments arrow-leaved oleaster core is lower, and volatile matter content is high, is the excellent of production active carbon
Matter raw material, existing technology arrow-leaved oleaster nuclear activity charcoal preparation method are physical method, are that activator prepares active carbon with vapor etc.,
Adsorbing olefin gas is to limit the adsorption capacity of active carbon mainly by physical absorption.
Summary of the invention
The present invention provides a kind of preparation method of the compound arrow-leaved oleaster nuclear activity charcoal of efficient absorption olefines gas, by multi-joint
It produces the techniques such as gasification, dioxygen water retting, washing, acetic acid neodymium dipping, activation and obtains the compound arrow-leaved oleaster core of efficient absorption olefin gas
Active carbon.
Technical scheme is as follows：
A kind of preparation method of the compound arrow-leaved oleaster nuclear activity charcoal of efficient absorption olefines gas, includes the following steps：
(1) arrow-leaved oleaster core is put into pyrolysis in Poly-generation gasification furnace and obtains arrow-leaved oleaster core pyrolytic gasification charcoal；
(2) the arrow-leaved oleaster core pyrolytic gasification charcoal for obtaining step (1) crushes；
(3) hydrogen peroxide is added in smashed arrow-leaved oleaster core pyrolytic gasification charcoal and is impregnated, the arrow-leaved oleaster nuclear heat after washing dipping
Solution gasification charcoal；
(4) with acetic acid neodymium solution impregnation steps (3) treated arrow-leaved oleaster core pyrolytic gasification charcoal；
(5) the arrow-leaved oleaster core pyrolytic gasification charcoal after acetic acid neodymium solution impregnation is put into activation furnace and is activated, obtained efficiently
Adsorb the arrow-leaved oleaster nuclear activity charcoal of olefines gas.
Preferably, pyrolytic gasification time 30min~60min in step (1).
Preferably, the partial size of smashed arrow-leaved oleaster core pyrolytic gasification charcoal is 0.15mm~0.38mm in step (2).
Preferably, hydrogen peroxide mass fraction is 5%~10% in step (3).
Preferably, hydrogen peroxide dip time is 3h~6h in step (3).
Preferably, the arrow-leaved oleaster core pyrolytic gasification charcoal in step (3) after washing dipping is that be cleaned with clear water to washing lotion be neutral.
Preferably, the mass fraction of acetic acid neodymium solution is 1%~2% in step (4).
Preferably, dip time 2h~4h in step (4), dipping temperature room temperature.
Preferably, 1000 DEG C~1200 DEG C of activation temperature in step (5).
Preferably, activation time 0.5h~1.5h in step (5).
Compared with prior art, beneficial effects of the present invention are as follows：The present invention can according to the property of different alkene gas,
Different preparation conditions is targetedly selected to obtain the compound arrow-leaved oleaster nuclear activity charcoal of efficient absorption.Meanwhile arrow-leaved oleaster nuclear heat is vented one's spleen
Change process in addition to generate arrow-leaved oleaster core pyrolytic gasification charcoal, also obtain combustible gas can heat supply or power generation, realize arrow-leaved oleaster nuclear resource, energy
Sourceization efficiently utilizes.
Certainly, it implements any of the products of the present invention and does not necessarily require achieving all the advantages described above at the same time.
Specific embodiment
Present invention will be further explained below with reference to specific examples.It should be understood that these embodiments are merely to illustrate this hair
It is bright, rather than limit the scope of protection of the present invention.What those skilled in the art made according to the present invention in practical applications changes
Into and adjustment, still fall within protection scope of the present invention.
Active carbon is adsorbed with physical absorption and chemisorption, and physical absorption is that adsorbate by Van der Waals force is adsorbed on activity
Charcoal pore surface, the influence of this main receptor 1 activity carbon surface structure of adsorption capacity, specific surface area, pore-size distribution, pore volume,
In most importantly specific surface area.Chemisorption is to make a little exchanging or going out between adsorbate and adsorbent by chemical bond force
Now really chemical reaction.The present invention is to prepare different purposes by changing preparation condition to be directed to different olefin gas
Compound arrow-leaved oleaster nuclear activity charcoal.
Embodiment 1
A kind of preparation method of the compound arrow-leaved oleaster nuclear activity charcoal of efficient absorption olefines gas described in the present embodiment, successively
Include the following steps：
(1) arrow-leaved oleaster core is put into pyrolysis in Poly-generation gasification furnace and obtains arrow-leaved oleaster core pyrolytic gasification charcoal, pyrolytic gasification time
45min obtains arrow-leaved oleaster core pyrolytic gasification charcoal after cooling；
(2) arrow-leaved oleaster core pyrolytic gasification charcoal was crushed to 0.25mm~0.38mm sieve；
(3) 8% hydrogen peroxide is added to after impregnating 4h in smashed arrow-leaved oleaster core pyrolytic gasification charcoal, washs leaching with clear water
Arrow-leaved oleaster core pyrolytic gasification charcoal after stain is washed till washing lotion as neutrality；And the arrow-leaved oleaster core pyrolytic gasification charcoal after washing is dried stand-by；
(4) with 1.5% acetic acid neodymium solution dipping washing and drying treated arrow-leaved oleaster core pyrolytic gasification charcoal, dip time
2h, dipping temperature room temperature；
(5) the arrow-leaved oleaster core pyrolytic gasification charcoal after acetic acid neodymium solution impregnation is put into activation furnace and is activated, activation temperature
1200 DEG C, activation time 1h, finally obtain the arrow-leaved oleaster core special typed active carbon of efficient absorption olefines gas.The ratio of this kind of active carbon
Surface area is 1500m2/ g, ethylene static adsorbance reach 0.32kg/kg.
Embodiment 2：
A kind of preparation method of the compound arrow-leaved oleaster nuclear activity charcoal of efficient absorption olefines gas, successively includes the following steps：
(1) arrow-leaved oleaster core is put into pyrolysis in Poly-generation gasification furnace and obtains arrow-leaved oleaster core pyrolytic gasification charcoal, pyrolytic gasification time
30min obtains arrow-leaved oleaster core pyrolytic gasification charcoal after cooling；
(2) arrow-leaved oleaster core pyrolytic gasification charcoal be crushed into 0.18mm~0.25mm sieve；
(3) 5% hydrogen peroxide is added to after impregnating 3h in smashed arrow-leaved oleaster core pyrolytic gasification charcoal, washs leaching with clear water
Arrow-leaved oleaster core pyrolytic gasification charcoal after stain is washed till washing lotion as neutrality；And the arrow-leaved oleaster core pyrolytic gasification charcoal after washing is dried stand-by；
(4) with 1% acetic acid neodymium solution dipping washing and drying treated arrow-leaved oleaster core pyrolytic gasification charcoal, dip time 3h,
Dipping temperature room temperature；
(5) the arrow-leaved oleaster core pyrolytic gasification charcoal after acetic acid neodymium solution impregnation is put into activation furnace and is activated, activation temperature
1000 DEG C, activation time 1.5h, finally obtain the arrow-leaved oleaster core special typed active carbon of efficient absorption olefines gas.This kind of active carbon
Specific surface area is 1080m2/ g, propylene static adsorbance reach 0.30kg/kg.
Embodiment 3：
A kind of preparation method of the compound arrow-leaved oleaster nuclear activity charcoal of efficient absorption olefines gas, successively includes the following steps：
(1) arrow-leaved oleaster core is put into pyrolysis in Poly-generation gasification furnace and obtains arrow-leaved oleaster core pyrolytic gasification charcoal, pyrolytic gasification time
60min obtains arrow-leaved oleaster core pyrolytic gasification charcoal after cooling；
(2) arrow-leaved oleaster core pyrolytic gasification charcoal be crushed into 0.15mm~0.18mm sieve；
(3) 10% hydrogen peroxide is added to after impregnating 6h in smashed arrow-leaved oleaster core pyrolytic gasification charcoal, is washed with clear water
Arrow-leaved oleaster core pyrolytic gasification charcoal after dipping is washed till washing lotion as neutrality；And the arrow-leaved oleaster core pyrolytic gasification charcoal after washing is dried stand-by；
(4) with 2% acetic acid neodymium solution dipping washing and drying treated arrow-leaved oleaster core pyrolytic gasification charcoal, dip time 4h,
Dipping temperature room temperature；
(5) the arrow-leaved oleaster core pyrolytic gasification charcoal after acetic acid neodymium solution impregnation is put into activation furnace and is activated, activation temperature
1100 DEG C, activation time 2h, finally obtain the arrow-leaved oleaster core special typed active carbon of efficient absorption olefines gas.The ratio of this kind of active carbon
Surface area is 1320m2/ g, butylene static adsorbance reach 0.34kg/kg.
Present invention disclosed above preferred embodiment is only intended to help to illustrate the present invention.There is no detailed for preferred embodiment
All details are described, are not limited the invention to the specific embodiments described.Obviously, according to the content of this specification,
It can make many modifications and variations.These embodiments are chosen and specifically described to this specification, is in order to better explain the present invention
Principle and practical application, so that skilled artisan be enable to better understand and utilize the present invention.The present invention is only
It is limited by claims and its full scope and equivalent.
Claims (10)
1. a kind of preparation method of the compound arrow-leaved oleaster nuclear activity charcoal of efficient absorption olefines gas, which is characterized in that including following
Step：
(1) arrow-leaved oleaster core is put into pyrolysis in Poly-generation gasification furnace and obtains arrow-leaved oleaster core pyrolytic gasification charcoal；
(2) the arrow-leaved oleaster core pyrolytic gasification charcoal for obtaining step (1) crushes；
(3) hydrogen peroxide is added in smashed arrow-leaved oleaster core pyrolytic gasification charcoal and is impregnated, the arrow-leaved oleaster nuclear heat after washing dipping is vented one's spleen
Change charcoal；
(4) with acetic acid neodymium solution impregnation steps (3) treated arrow-leaved oleaster core pyrolytic gasification charcoal；
(5) the arrow-leaved oleaster core pyrolytic gasification charcoal after acetic acid neodymium solution impregnation is put into activation furnace and is activated, obtain efficient absorption
The arrow-leaved oleaster nuclear activity charcoal of olefines gas.
2. the preparation method of the compound arrow-leaved oleaster nuclear activity charcoal of efficient absorption olefines gas according to claim 1, special
Sign is, pyrolytic gasification time 30min~60min in step (1).
3. the preparation method of the compound arrow-leaved oleaster nuclear activity charcoal of efficient absorption olefines gas according to claim 1, special
Sign is that the partial size of smashed arrow-leaved oleaster core pyrolytic gasification charcoal is 0.15mm~0.38mm in step (2).
4. the preparation method of the compound arrow-leaved oleaster nuclear activity charcoal of efficient absorption olefines gas according to claim 1, special
Sign is that hydrogen peroxide mass fraction is 5%~10% in step (3).
5. the preparation method of the compound arrow-leaved oleaster nuclear activity charcoal of efficient absorption olefines gas according to claim 4, special
Sign is that hydrogen peroxide dip time is 3h~6h in step (3).
6. the preparation method of the compound arrow-leaved oleaster nuclear activity charcoal of efficient absorption olefines gas according to claim 1, special
Sign is, the arrow-leaved oleaster core pyrolytic gasification charcoal in step (3) after washing dipping is that be cleaned with clear water to washing lotion be neutral.
7. the preparation method of the compound arrow-leaved oleaster nuclear activity charcoal of efficient absorption olefines gas according to claim 1, special
Sign is that the mass fraction of acetic acid neodymium solution is 1%~2% in step (4).
8. the preparation method of the compound arrow-leaved oleaster nuclear activity charcoal of efficient absorption olefines gas according to claim 1, special
Sign is, dip time 2h~4h in step (4), dipping temperature room temperature.
9. the preparation method of the compound arrow-leaved oleaster nuclear activity charcoal of efficient absorption olefines gas according to claim 1, special
Sign is, 1000 DEG C~1200 DEG C of activation temperature in step (5).
10. the preparation method of the compound arrow-leaved oleaster nuclear activity charcoal of efficient absorption olefines gas according to claim 1, special
Sign is, activation time 0.5h~1.5h in step (5).
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| CN201811069109.5A CN108910877A (en) | 2018-09-13 | 2018-09-13 | A kind of preparation method of the compound arrow-leaved oleaster nuclear activity charcoal of efficient absorption olefines gas |
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| CN201811069109.5A CN108910877A (en) | 2018-09-13 | 2018-09-13 | A kind of preparation method of the compound arrow-leaved oleaster nuclear activity charcoal of efficient absorption olefines gas |
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Cited By (2)
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| CN109250704A (en) * | 2018-12-07 | 2019-01-22 | 中国科学院新疆理化技术研究所 | A kind of preparation method and application of russianolive dried juice base porous carbon materials |
| CN117550603A (en) * | 2023-11-25 | 2024-02-13 | 甘肃省治沙研究所 | Desert plant biomass charcoal and preparation method and application thereof |
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| CN108314040A (en) * | 2018-02-09 | 2018-07-24 | 南京林业大学 | A kind of method of wood substance grain gasifying electricity generation co-producing active carbon |
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| CN104307476A (en) * | 2014-11-05 | 2015-01-28 | 上海纳米技术及应用国家工程研究中心有限公司 | Method for preparation of low-concentration carbureted hydrogen gas adsorbing agent |
| CN108314040A (en) * | 2018-02-09 | 2018-07-24 | 南京林业大学 | A kind of method of wood substance grain gasifying electricity generation co-producing active carbon |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109250704A (en) * | 2018-12-07 | 2019-01-22 | 中国科学院新疆理化技术研究所 | A kind of preparation method and application of russianolive dried juice base porous carbon materials |
| CN109250704B (en) * | 2018-12-07 | 2021-08-17 | 中国科学院新疆理化技术研究所 | Preparation method and application of oleaster gum base porous carbon material |
| CN117550603A (en) * | 2023-11-25 | 2024-02-13 | 甘肃省治沙研究所 | Desert plant biomass charcoal and preparation method and application thereof |
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