CN107200327A - A kind of regenerated carbon preparation method - Google Patents
A kind of regenerated carbon preparation method Download PDFInfo
- Publication number
- CN107200327A CN107200327A CN201710255570.9A CN201710255570A CN107200327A CN 107200327 A CN107200327 A CN 107200327A CN 201710255570 A CN201710255570 A CN 201710255570A CN 107200327 A CN107200327 A CN 107200327A
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- China
- Prior art keywords
- activated carbon
- discarded
- parts
- resin
- preparation
- 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.)
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- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 title claims abstract description 178
- 229910052799 carbon Inorganic materials 0.000 title claims abstract description 46
- 238000002360 preparation method Methods 0.000 title claims abstract description 33
- 239000000463 material Substances 0.000 claims abstract description 36
- FAPWRFPIFSIZLT-UHFFFAOYSA-M Sodium chloride Chemical compound [Na+].[Cl-] FAPWRFPIFSIZLT-UHFFFAOYSA-M 0.000 claims description 38
- 239000011148 porous material Substances 0.000 claims description 34
- 239000011347 resin Substances 0.000 claims description 32
- 229920005989 resin Polymers 0.000 claims description 32
- 239000003610 charcoal Substances 0.000 claims description 24
- 230000000694 effects Effects 0.000 claims description 23
- 239000011780 sodium chloride Substances 0.000 claims description 19
- IJGRMHOSHXDMSA-UHFFFAOYSA-N Atomic nitrogen Chemical compound N#N IJGRMHOSHXDMSA-UHFFFAOYSA-N 0.000 claims description 16
- 230000004913 activation Effects 0.000 claims description 8
- 238000001816 cooling Methods 0.000 claims description 8
- 238000001914 filtration Methods 0.000 claims description 8
- 229910052757 nitrogen Inorganic materials 0.000 claims description 8
- 238000002525 ultrasonication Methods 0.000 claims description 8
- 239000011261 inert gas Substances 0.000 claims description 4
- 239000004372 Polyvinyl alcohol Substances 0.000 claims description 2
- XPFVYQJUAUNWIW-UHFFFAOYSA-N furfuryl alcohol Chemical compound OCC1=CC=CO1 XPFVYQJUAUNWIW-UHFFFAOYSA-N 0.000 claims description 2
- 229910052734 helium Inorganic materials 0.000 claims description 2
- 239000001307 helium Substances 0.000 claims description 2
- SWQJXJOGLNCZEY-UHFFFAOYSA-N helium atom Chemical compound [He] SWQJXJOGLNCZEY-UHFFFAOYSA-N 0.000 claims description 2
- 229920002037 poly(vinyl butyral) polymer Polymers 0.000 claims description 2
- 229920006350 polyacrylonitrile resin Polymers 0.000 claims description 2
- 229920002451 polyvinyl alcohol Polymers 0.000 claims description 2
- LFQSCWFLJHTTHZ-UHFFFAOYSA-N Ethanol Chemical compound CCO LFQSCWFLJHTTHZ-UHFFFAOYSA-N 0.000 claims 1
- -1 phenolic aldehyde Chemical class 0.000 claims 1
- 238000000034 method Methods 0.000 abstract description 3
- 239000002994 raw material Substances 0.000 abstract description 3
- 239000003795 chemical substances by application Substances 0.000 abstract 1
- 239000000356 contaminant Substances 0.000 abstract 1
- 229920000642 polymer Polymers 0.000 description 6
- 238000010521 absorption reaction Methods 0.000 description 2
- 239000003463 adsorbent Substances 0.000 description 2
- 238000004519 manufacturing process Methods 0.000 description 2
- 239000000047 product Substances 0.000 description 2
- KXGFMDJXCMQABM-UHFFFAOYSA-N 2-methoxy-6-methylphenol Chemical compound [CH]OC1=CC=CC([CH])=C1O KXGFMDJXCMQABM-UHFFFAOYSA-N 0.000 description 1
- 239000002202 Polyethylene glycol Substances 0.000 description 1
- 230000003213 activating effect Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 239000003575 carbonaceous material Substances 0.000 description 1
- 239000003245 coal Substances 0.000 description 1
- 238000007598 dipping method Methods 0.000 description 1
- 238000009826 distribution Methods 0.000 description 1
- 238000005265 energy consumption Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 230000002708 enhancing effect Effects 0.000 description 1
- 229920001568 phenolic resin Polymers 0.000 description 1
- 239000005011 phenolic resin Substances 0.000 description 1
- 229920001223 polyethylene glycol Polymers 0.000 description 1
- 238000000746 purification Methods 0.000 description 1
- 230000001172 regenerating effect Effects 0.000 description 1
- 239000011265 semifinished product Substances 0.000 description 1
Landscapes
- Carbon And Carbon Compounds (AREA)
- Solid-Sorbent Or Filter-Aiding Compositions (AREA)
Abstract
The invention provides a kind of regenerated carbon preparation method, it is related to field of material preparation, the present invention is using discarded activated carbon as raw material, and early stage removes adsorbing contaminant by ultrasonic technique, is then activated in microwave process, and the later stage is prepared into regenerated carbon using perforating agent.Regenerated carbon obtained by present invention preparation has the wear-resisting intensity and micropore suitable with raw material activated carbon, can meet the demand of basic air clearing product, cost-effective, reduces pollution.
Description
Technical field
The present invention relates to field of material preparation, more particularly to a kind of regenerated carbon preparation method.
Background technology
Activated carbon is also known as activated carbon black, is one of conventional adsorbent, is widely used in all trades and professions.Activated carbon has very
Strong physical absorption and chemisorbed function.Its absorption property is largely decided by its pore property.Activated carbon hole
Gap distribution accounts for certain proportion in three decentralized, i.e. macropore, mesopore and micropore.As society increases to the demand of Special adsorbent
Plus, therefore the target that effective control is just pursued into Carbon Materials researcher is carried out to aperture.
Current activated carbon is basic, and by timber, coal, or oil semi-finished product are made, and cost consumption is big, and preparation process is complicated, no
Beneficial to environment sustainable development.With the development of human society, the consumption of activated carbon is increasing, produced discarded activity
Charcoal is more and more, how using discarded activated carbon, is to a certain extent recycled discarded activated carbon, comprehensive to resource
Close utilization ratio significant.
The content of the invention
It is an object of the invention to provide a kind of regenerated carbon preparation method, the regenerated carbon of this preparation method output
Quality is guaranteed, and in the product that purification air can be used in again, and energy consumption is relatively low, reduces pollution.
The technical solution adopted by the present invention is：
A kind of regenerated carbon preparation method, it is characterised in that comprise the following steps：
S1, by discarded activated carbon add sodium chloride solution in, at room temperature impregnate 2-3 hours, ultrasonication 30-120 minutes,
Filtering, obtains primary activity charcoal；
S2, by primary activity charcoal microwave power be 200-500W, temperature be 700-900 degree under conditions of activated, activation
20-60 minutes, obtain activated carbon；
S3, activated carbon crushed, mix, dried 2-10 hours in 60-100 degree, then lived with resin and pore creating material
Property charcoal prepolymer；
S4, under inert gas shielding, by dried regenerated carbon prepolymer 500-1100 degree carbonize 5-10 it is small
When, cooling is produced.
Further, the mass volume ratio of the discarded activated carbon and sodium chloride solution is 10-20：50-100g/mL.
Further, the concentration of sodium chloride solution is 0.05-0.15mol/L.
Further, the resin is phenolic resin, furfuryl alcohol resin, one kind of polyacrylonitrile resin.
Further, the pore creating material is one kind in polyethylene glycol, polyvinyl alcohol, polyvinyl butyral resin.
Further, the mass ratio of the resin and discarded activated carbon is 0.5-1：1.
Further, the mass ratio of the pore creating material and discarded activated carbon is 0.01-1：1.
Further, the discarded activated carbon, resin, the parts by weight of pore creating material are：Discarded 50-80 parts of activated carbon,
25-80 parts of resin, 1-10 parts of pore creating material.
Further, the discarded activated carbon, resin, the parts by weight of pore creating material are：Discarded 60-70 parts of activated carbon,
30-60 parts of resin, 5-8 parts of pore creating material.
Further, the inert gas is nitrogen or helium.
By adopting the above-described technical solution, the present invention has the advantages that compared with prior art：
（1）The inventive method simple production process, it is with low cost, activated carbon is recycled to a certain extent, it is environmentally friendly；
（2）The present invention takes ultrasonic microwave combined preparation process, not only make use of the cavitation and super immixture of ultrasonic wave, has
Discarded dipping effect of the activated carbon in sodium chloride solution of effect enhancing, also uses microwave and heats from the inside to surface and different material suction
The characteristics of ripple effect is different, the loaded article of fast decoupled activated carbon surface；（3）Present invention addition pore creating material, the work obtained by manufacture
Property charcoal product there is the wear-resisting intensity and micropore suitable with raw material activated carbon, activating and regenerating effect is good.
Embodiment
To reach above-mentioned purpose, embodiments of the invention are adopted the following technical scheme that：
With reference to embodiment, the invention will be further described：
Embodiment 1
A kind of regenerated carbon preparation method, including：
S1, by discarded activated carbon add 0.05mol/L sodium chloride solutions in, at room temperature impregnate 2 hours, 30 points of ultrasonication
Clock, filtering, obtains primary activity charcoal；
S2, by primary activity charcoal microwave power be 200W, temperature be 700 degree under conditions of activated, activation 20 minutes, obtain
To activated carbon；
S3, activated carbon crushed, mixed with resin and pore creating material, dried 2 hours at 60 degree, obtain regenerated carbon forerunner
Polymer；
S4, under nitrogen protection, dried regenerated carbon prepolymer is carbonized 5 hours at 800 degree, and cooling is obtained
Regenerated carbon.
The mass volume ratio of wherein described discarded activated carbon and sodium chloride solution is 10：50g/mL；The discarded activated carbon,
Resin, the parts by weight of pore creating material are：Discarded 50-60 parts of activated carbon, 25-50 parts of resin, 1-5 parts of pore creating material.
Embodiment 2
A kind of regenerated carbon preparation method, its preparation method is：
S1, by discarded activated carbon add 0.05mol/L sodium chloride solutions in, at room temperature impregnate 2 hours, 30 points of ultrasonication
Clock, filtering, obtains primary activity charcoal；
S2, by primary activity charcoal microwave power be 200W, temperature be 700 degree under conditions of activated, activation 20 minutes, obtain
To activated carbon；
S3, activated carbon crushed, mixed with resin and pore creating material, dried 2 hours at 60 degree, obtain regenerated carbon forerunner
Polymer；
S4, under nitrogen protection, dried regenerated carbon prepolymer is carbonized 5 hours at 800 degree, and cooling is obtained
Regenerated carbon.
The mass volume ratio of wherein described discarded activated carbon and sodium chloride solution is 15：80g/mL；The discarded activated carbon,
Resin, the parts by weight of pore creating material are：Discarded 60-70 parts of activated carbon, 30-60 parts of resin, 5-8 parts of pore creating material.
Embodiment 3
A kind of regenerated carbon preparation method, its preparation method is：
S1, by discarded activated carbon add 0.05mol/L sodium chloride solutions in, at room temperature impregnate 2 hours, 30 points of ultrasonication
Clock, filtering, obtains primary activity charcoal；
S2, by primary activity charcoal microwave power be 200W, temperature be 700 degree under conditions of activated, activation 20 minutes, obtain
To activated carbon；
S3, activated carbon crushed, mixed with resin and pore creating material, dried 2 hours at 60 degree, obtain regenerated carbon forerunner
Polymer；
S4, under nitrogen protection, dried regenerated carbon prepolymer is carbonized 5 hours at 800 degree, and cooling is obtained
Regenerated carbon.
The mass volume ratio of wherein described discarded activated carbon and sodium chloride solution is 10：100g/mL；The discarded activity
Charcoal, resin, the parts by weight of pore creating material are：Discarded 70-80 parts of activated carbon, 60-80 parts of resin, 8-10 parts of pore creating material.
Embodiment 4
A kind of regenerated carbon preparation method, its preparation method is：
S1, by discarded activated carbon add 0.1mol/L sodium chloride solutions in, at room temperature impregnate 3 hours, 60 points of ultrasonication
Clock, filtering, obtains primary activity charcoal；
S2, by primary activity charcoal microwave power be 500W, temperature be 1100 degree under conditions of activated, activation 20 minutes,
Obtain activated carbon；
S3, activated carbon crushed, mixed with resin and pore creating material, dry 2 hours, obtained before regenerated carbon at 100 degree
Drive polymer；
S4, under nitrogen protection, dried regenerated carbon prepolymer is carbonized 8 hours at 1100 degree, and cooling is obtained
Regenerated carbon.
The mass volume ratio of wherein described discarded activated carbon and sodium chloride solution is 10：50g/mL；The discarded activated carbon,
Resin, the parts by weight of pore creating material are：Discarded 50-60 parts of activated carbon, 25-50 parts of resin, 1-5 parts of pore creating material.
Embodiment 5
A kind of regenerated carbon preparation method, its preparation method is：
S1, by discarded activated carbon add 0.1mol/L sodium chloride solutions in, at room temperature impregnate 3 hours, 60 points of ultrasonication
Clock, filtering, obtains primary activity charcoal；
S2, by primary activity charcoal microwave power be 500W, temperature be 1100 degree under conditions of activated, activation 20 minutes,
Obtain activated carbon；
S3, activated carbon crushed, mixed with resin and pore creating material, dry 2 hours, obtained before regenerated carbon at 100 degree
Drive polymer；
S4, under nitrogen protection, dried regenerated carbon prepolymer is carbonized 8 hours at 1100 degree, and cooling is obtained
Regenerated carbon.
The mass volume ratio of wherein described discarded activated carbon and sodium chloride solution is 15：80g/mL；The discarded activated carbon,
Resin, the parts by weight of pore creating material are：Discarded 60-70 parts of activated carbon, 30-60 parts of resin, 5-8 parts of pore creating material.
Embodiment 6
A kind of regenerated carbon preparation method, its preparation method is：
S1, by discarded activated carbon add 0.1mol/L sodium chloride solutions in, at room temperature impregnate 3 hours, 60 points of ultrasonication
Clock, filtering, obtains primary activity charcoal；
S2, by primary activity charcoal microwave power be 500W, temperature be 1100 degree under conditions of activated, activation 20 minutes,
Obtain activated carbon；
S3, activated carbon crushed, mixed with resin and pore creating material, dry 2 hours, obtained before regenerated carbon at 100 degree
Drive polymer；
S4, under nitrogen protection, dried regenerated carbon prepolymer is carbonized 8 hours at 1100 degree, and cooling is obtained
Regenerated carbon.
The mass volume ratio of wherein described discarded activated carbon and sodium chloride solution is 10：100g/mL；The discarded activity
Charcoal, resin, the parts by weight of pore creating material are：Discarded 70-80 parts of activated carbon, 60-80 parts of resin, 8-10 parts of pore creating material.
Claims (10)
1. a kind of regenerated carbon preparation method, it is characterised in that comprise the following steps：
S1, by discarded activated carbon add sodium chloride solution in, at room temperature impregnate 2-3 hours, ultrasonication 30-120 minutes,
Filtering, obtains primary activity charcoal；
S2, by the primary activity charcoal microwave power be 200-500W, temperature be 700-900 degree under conditions of activated,
Activation 20-60 minutes, obtains activated carbon；
S3, the activated carbon crushed, mixed with resin and pore creating material, dry 2-10 hours, obtained again in 60-100 degree
Liveliness proof charcoal prepolymer；
S4, under inert gas shielding, by the dried regenerated carbon prepolymer 500-1100 degree carbonize 5-
10 hours, cooling obtained regenerated carbon.
2. a kind of regenerated carbon preparation method according to claim 1, it is characterised in that the discarded activated carbon and
The mass volume ratio of sodium chloride solution is 10-20：50-100g/mL.
3. a kind of regenerated carbon preparation method according to claim 1, it is characterised in that the concentration of sodium chloride solution
It is 0.05-0.15mol/L.
4. a kind of regenerated carbon preparation method according to claim 1, it is characterised in that the resin is phenolic aldehyde tree
Fat, furfuryl alcohol resin, one kind of polyacrylonitrile resin.
5. a kind of regenerated carbon preparation method according to claim 1, it is characterised in that the pore creating material is poly- second two
One kind in alcohol, polyvinyl alcohol, polyvinyl butyral resin.
6. a kind of regenerated carbon preparation method according to claim 1, it is characterised in that the resin and discarded activity
The mass ratio of charcoal is 0.5-1：1.
7. a kind of regenerated carbon preparation method according to claim 1, it is characterised in that the pore creating material and discarded work
The mass ratio of property charcoal is 0.01-1：1.
8. a kind of regenerated carbon preparation method according to claim 6 or 7, it is characterised in that discarded activated carbon, tree
Fat, the parts by weight of pore creating material are：Discarded 50-80 parts of activated carbon, 25-80 parts of resin, 1-10 parts of pore creating material.
9. described a kind of regenerated carbon preparation method according to claim 8, it is characterised in that discarded activated carbon, tree
Fat, the parts by weight of pore creating material are：Discarded 60-70 parts of activated carbon, 30-60 parts of resin, 5-8 parts of pore creating material.
10. regenerated carbon preparation method according to claim 1, it is characterised in that the inert gas be nitrogen or
Helium.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710255570.9A CN107200327A (en) | 2017-04-19 | 2017-04-19 | A kind of regenerated carbon preparation method |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710255570.9A CN107200327A (en) | 2017-04-19 | 2017-04-19 | A kind of regenerated carbon preparation method |
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| CN107200327A true CN107200327A (en) | 2017-09-26 |
Family
ID=59904975
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| CN201710255570.9A Pending CN107200327A (en) | 2017-04-19 | 2017-04-19 | A kind of regenerated carbon preparation method |
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Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108380193A (en) * | 2018-04-03 | 2018-08-10 | 绍兴文理学院 | A kind of regeneration method of VOC absorption activated carbon |
| CN108751190A (en) * | 2018-06-26 | 2018-11-06 | 阜南县胜天新能源开发有限公司 | A method of improving cocoanut active charcoal comprehensive utilization ratio |
| CN115624952A (en) * | 2022-09-15 | 2023-01-20 | 城康材料技术有限公司 | A new type of carbon material and its preparation method and application |
| CN120903503A (en) * | 2025-10-10 | 2025-11-07 | 苏州巨联环保有限公司 | Waste activated carbon regeneration method |
Citations (5)
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|---|---|---|---|---|
| CN1150118A (en) * | 1996-09-25 | 1997-05-21 | 谢仁智 | Active carbon regenerating process |
| US20040187685A1 (en) * | 2003-03-28 | 2004-09-30 | Kiyoshi Tatsuhara | Method of and apparatus for regenerating adsorbent |
| CN103253664A (en) * | 2013-06-05 | 2013-08-21 | 山东省科学院能源研究所 | Method for preparing activated carbon |
| CN103551135A (en) * | 2013-11-19 | 2014-02-05 | 太原理工大学 | Regenerative activated carbon as well as preparation method and application thereof |
| CN105883799A (en) * | 2016-04-25 | 2016-08-24 | 贵州安凯达实业股份有限公司 | Method for improving activity of activated carbon |
-
2017
- 2017-04-19 CN CN201710255570.9A patent/CN107200327A/en active Pending
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1150118A (en) * | 1996-09-25 | 1997-05-21 | 谢仁智 | Active carbon regenerating process |
| US20040187685A1 (en) * | 2003-03-28 | 2004-09-30 | Kiyoshi Tatsuhara | Method of and apparatus for regenerating adsorbent |
| CN103253664A (en) * | 2013-06-05 | 2013-08-21 | 山东省科学院能源研究所 | Method for preparing activated carbon |
| CN103551135A (en) * | 2013-11-19 | 2014-02-05 | 太原理工大学 | Regenerative activated carbon as well as preparation method and application thereof |
| CN105883799A (en) * | 2016-04-25 | 2016-08-24 | 贵州安凯达实业股份有限公司 | Method for improving activity of activated carbon |
Non-Patent Citations (1)
| Title |
|---|
| 王天舒: ""粉末活性炭的改性、再生方法与吸附性能的研究"", 《中国优秀硕士学位论文全文数据库 工程科技I辑》 * |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108380193A (en) * | 2018-04-03 | 2018-08-10 | 绍兴文理学院 | A kind of regeneration method of VOC absorption activated carbon |
| CN108751190A (en) * | 2018-06-26 | 2018-11-06 | 阜南县胜天新能源开发有限公司 | A method of improving cocoanut active charcoal comprehensive utilization ratio |
| CN115624952A (en) * | 2022-09-15 | 2023-01-20 | 城康材料技术有限公司 | A new type of carbon material and its preparation method and application |
| CN120903503A (en) * | 2025-10-10 | 2025-11-07 | 苏州巨联环保有限公司 | Waste activated carbon regeneration method |
| CN120903503B (en) * | 2025-10-10 | 2025-12-30 | 苏州巨联环保有限公司 | A method for regenerating waste activated carbon |
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Application publication date: 20170926 |