CN107876012B - A kind of environment-friendly active Carbon fibe and preparation method thereof of the nano particle containing mixing - Google Patents
A kind of environment-friendly active Carbon fibe and preparation method thereof of the nano particle containing mixing Download PDFInfo
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- CN107876012B CN107876012B CN201711205685.3A CN201711205685A CN107876012B CN 107876012 B CN107876012 B CN 107876012B CN 201711205685 A CN201711205685 A CN 201711205685A CN 107876012 B CN107876012 B CN 107876012B
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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
- B01D—SEPARATION
- B01D53/00—Separation of gases or vapours; Recovering vapours of volatile solvents from gases; Chemical or biological purification of waste gases, e.g. engine exhaust gases, smoke, fumes, flue gases, aerosols
- B01D53/02—Separation of gases or vapours; Recovering vapours of volatile solvents from gases; Chemical or biological purification of waste gases, e.g. engine exhaust gases, smoke, fumes, flue gases, aerosols by adsorption, e.g. preparative gas chromatography
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D53/00—Separation of gases or vapours; Recovering vapours of volatile solvents from gases; Chemical or biological purification of waste gases, e.g. engine exhaust gases, smoke, fumes, flue gases, aerosols
- B01D53/34—Chemical or biological purification of waste gases
- B01D53/74—General processes for purification of waste gases; Apparatus or devices specially adapted therefor
- B01D53/86—Catalytic processes
- B01D53/8668—Removing organic compounds not provided for in B01D53/8603 - B01D53/8665
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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
- B01J20/28014—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 form
- B01J20/28023—Fibres or filaments
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D2255/00—Catalysts
- B01D2255/80—Type of catalytic reaction
- B01D2255/802—Photocatalytic
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D2257/00—Components to be removed
- B01D2257/70—Organic compounds not provided for in groups B01D2257/00 - B01D2257/602
- B01D2257/708—Volatile organic compounds V.O.C.'s
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02A—TECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE
- Y02A50/00—TECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE in human health protection, e.g. against extreme weather
- Y02A50/20—Air quality improvement or preservation, e.g. vehicle emission control or emission reduction by using catalytic converters
Abstract
The invention discloses a kind of environment-friendly active Carbon fibes and preparation method thereof of the nano particle containing mixing; mainly it is made as raw material of rubber and rice straw mixing; environment-friendly active Carbon fibe preparation method of the present invention has the characteristics that production cost is low, yield is high, simple for process, production process is controllable and environmental-friendly, and prepared activated carbon fibre is to the low concentration volatile organic matter in air by good Adsorption effect.
Description
Technical field
The present invention relates to environment-friendly materials preparation field more particularly to a kind of environment-friendly active Carbon fibes of the nano particle containing mixing
And preparation method thereof.
Background technology
There is activated carbon fibre abundant micropore and high specific surface area, adsorption capacity to be significantly larger than other porous absorption
Material such as adsorbs resin, zeolite, silica gel；It is also more much better than its similar product activated carbon.Activated carbon fibre is to organic steam
Adsorbance is more several times greater than granular active carbon or even tens times；And due to activated carbon fibre and the strong active force of adsorbate, micropore
It is directly contacted with adsorbate, reduces the distance of diffusion.Ten seconds to several minutes of activated carbon fibre and the adsorption number of gas are up to flat
Weighing apparatus；Activated carbon fibre has very strong interaction force to organic matter, can be adsorbed and removed ppm, ppb grades or even lower concentration
Organic pollution.The multifunction active charcoal preparing process used at present, though there is its advantage, higher, production that there are production costs
Measure low, reaction condition be difficult to control, operating procedure it is complicated, the problem of also easily causing environmental pollution.And activated carbon product is removing
There is also certain difficulties for low concentration volatile organic matter in air.
Being disclosed in the information of the background technology part, it is only intended to increase understanding of the overall background of the invention, without answering
It has been the prior art well known to persons skilled in the art when being considered as recognizing or imply that the information is constituted in any form.
Invention content
Technical problem
In view of this, technical problems to be solved of the embodiment of the present invention are, how low cost manufacturing is to low dense in air
Degree volatile organic matter has the activated carbon fibre of good adsorption effect.
Solution
In order to solve the above technical problems, the embodiment of the present invention provides a kind of environment-friendly active Carbon fibe of the nano particle containing mixing
And preparation method thereof, including：
It by rubber pulverizing to 80~100 mesh, is mixed with the rice straw after crushing, it is 18~22% that mass percent, which is then added,
KOH solution in, impregnate 45~50 minutes, the deposit after reaction be washed to after neutrality dry at a temperature of 92~96 DEG C
Obtain mixed deposit object；Wherein, rubber and the mass ratio of rice straw are 1：1.5~4；
Hydrochloric acid is added in the mixed deposit object, carries out closed stirring 2~3 hours, pH value is 1~3 in whipping process, is stirred
It is 40~60 DEG C to mix temperature, and second is dried to obtain after the mixed deposit object after reaction is washed to neutrality at 40~60 DEG C of water temperature
Deposit；
By the second deposit immerse mixed solution in, stands 20~30 minutes after being sufficiently stirred, then addition titanium dioxide,
20~30 minutes are stood after carrying out sonic oscillation after the nano particle and graphite particle of alundum (Al2O3), deposition is then had two
Titanium oxide, alundum (Al2O3) mixture be evaporated at 101~105 DEG C and be dried to obtain third product；Wherein, the mixing
Object, mixed solution, titanium dioxide, alundum (Al2O3)：The mass ratio of graphite is 1~2：1.5~3：0.2~0.6：0.1~0.5：
0.05~0.06；The mixed solution mass percent is：Ethyl alcohol 40~50%, the tert-butyl alcohol 20~30%, normal propyl alcohol 20~
30%；The graphite particle is 150~300 mesh；
The third product is placed under 370~390 DEG C of mixed-gas environment 20~30 minutes, then heats to 550
~595 DEG C carry out charing 2~4 hours, obtain the mixed active Carbon fibe containing nanoparticle；Wherein, the mixed-gas environment
Volume ratio is：Carbon dioxide 15~30%, oxygen 0~5%, ammonia 20~50%, vapor 0~5%, nitrogen 20~
65%, mixed-gas environment pressure is 0.09~0.12MPa.
Preferably, the heating rate of the charing is 3~7 DEG C/min.
Preferably, the carbon content of the rubber is 50~80%, content of ashes is 18~30%.
The present invention has the characteristics that production cost is low, yield is high, simple for process, production process is controllable and environmental-friendly, institute
The activated carbon fibre of preparation is to the low concentration volatile organic matter in air by good Adsorption effect.
Specific implementation mode
The specific implementation mode of the present invention is described in detail below, it is to be understood that protection scope of the present invention is not
It is restricted by specific implementation.
In order to make the object, technical scheme and advantages of the embodiment of the invention clearer, below in the embodiment of the present invention
Technical solution is clearly and completely described, it is clear that described embodiments are some of the embodiments of the present invention, rather than complete
The embodiment in portion.Based on the embodiments of the present invention, those of ordinary skill in the art are without creative efforts
The every other embodiment obtained, shall fall within the protection scope of the present invention.Unless otherwise explicitly stated, otherwise entire
In specification and claims, the term " include " or its transformations will be understood as be include institute
The element or component of statement, and do not exclude other elements or other components.
Dedicated word " exemplary " means " being used as example, embodiment or illustrative " herein.Here as " exemplary "
Illustrated any embodiment should not necessarily be construed as preferred or advantageous over other embodiments.
In addition, in order to better illustrate the present invention, numerous details is given in specific implementation mode below.
It will be appreciated by those skilled in the art that without certain details, the present invention can equally be implemented.In some instances, for
Method well known to those skilled in the art, means, element are not described in detail, in order to highlight the purport of the present invention.
Embodiment 1
It by rubber pulverizing to 100 mesh, is mixed with the rice straw after crushing, it is molten that the KOH that mass percent is 18% is then added
In liquid, is impregnated 45 minutes at a temperature of 92 DEG C, the deposit after reaction is washed to after neutrality and is dried to obtain mixed deposit object；
Wherein, rubber and the mass ratio of rice straw are 1：1.5；Hydrochloric acid is added in the mixed deposit object, closed stirring 2 hours is carried out, stirs
PH value is 1~3 during mixing, and whipping temp is 40 DEG C, and the mixed deposit object after reaction is washed to neutrality at 40 DEG C of water temperature
After be dried to obtain the second deposit；Second deposit is immersed in mixed solution, 20 minutes is stood after being sufficiently stirred, is then added
20 minutes are stood after carrying out sonic oscillation after titanium dioxide, the nano particle of alundum (Al2O3) and graphite particle, then will be sunk
Product has titanium dioxide, the mixture of alundum (Al2O3) is evaporated at 101 DEG C and is dried to obtain third product；Wherein, the mixing
Object, mixed solution, titanium dioxide, alundum (Al2O3), graphite mass percent be 1：1.5：0.2：0.1：0.01；The mixing
Solution quality ratio is：Ethyl alcohol 50%, the tert-butyl alcohol 20%, normal propyl alcohol 20%；The graphite particle is 150 mesh；The third is produced
Object is placed in 370 DEG C of lower 20 minutes of mixed-gas environment, then heats to 550 DEG C and carries out charing 2 hours, obtains containing nanoparticle
Mixed active Carbon fibe；Wherein, the mixed-gas environment volume ratio is：Carbon dioxide 20%, oxygen 3%, ammonia
27%, vapor 5%, nitrogen 45%, mixed-gas environment pressure is 0.09mpa；Heating rate is 7 DEG C/min.Obtain sample
1。
Embodiment 2
It by rubber pulverizing to 80 mesh, is mixed with the rice straw after crushing, the KOH solution that mass percent is 22% is then added
In, it is impregnated 50 minutes at a temperature of 96 DEG C, the deposit after reaction is washed to after neutrality and is dried to obtain mixed deposit object；Its
In, the mass ratio of rubber and rice straw is 1：4；Hydrochloric acid is added in the mixed deposit object, carries out closed stirring 2~3 hours, stirring
PH value is 1~3 in the process, and whipping temp is 55~60 DEG C, and the mixed deposit object after reaction is washed at 55~60 DEG C of water temperature
The second deposit is dried to obtain after to neutrality；Second deposit is immersed in mixed solution, stands 30 minutes after being sufficiently stirred, so
30 minutes are stood after carrying out sonic oscillation after addition titanium dioxide, the nano particle of alundum (Al2O3) and graphite particle afterwards, so
Afterwards by deposition has titanium dioxide, the mixture of alundum (Al2O3) is evaporated at 101~105 DEG C and is dried to obtain third product；Its
In, the mixture, mixed solution, titanium dioxide, alundum (Al2O3) mass percent be 2：2：0.6：0.5：0.06；It is described
Mixed solution mass ratio is：Ethyl alcohol 40%, the tert-butyl alcohol 30%, normal propyl alcohol 30%；The graphite particle is 300 mesh；By described
Three products are placed in 390 DEG C of lower 25 minutes of mixed-gas environment, then heat to 585 DEG C and carry out charing 3 hours, obtain containing nanometer
The mixed active Carbon fibe of particle；Wherein, the mixed-gas environment volume ratio is：Carbon dioxide 30%, oxygen 2%, ammonia
Gas 30%, vapor 5%, nitrogen 33%, mixed-gas environment pressure are 0.09~0.12mpa；Heating rate is 5 DEG C/min.
Obtain sample 2.
Embodiment 3
It by rubber pulverizing to 100 mesh, is mixed with the rice straw after crushing, it is molten that the KOH that mass percent is 20% is then added
In liquid, is impregnated 50 minutes at a temperature of 95 DEG C, the deposit after reaction is washed to after neutrality and is dried to obtain mixed deposit object；
Wherein, rubber and the mass ratio of rice straw are 1：3；Hydrochloric acid is added in the mixed deposit object, closed stirring 2~3 hours is carried out, stirs
PH value is 1~3 during mixing, and whipping temp is 40~45 DEG C, by the mixed deposit object after reaction at 40~45 DEG C of water temperature water
It is dried to obtain the second deposit after being washed till neutrality；Second deposit is immersed in mixed solution, 25 minutes are stood after being sufficiently stirred,
Then 20 minutes are stood after carrying out sonic oscillation after addition titanium dioxide, the nano particle of alundum (Al2O3) and graphite particle,
Then by deposition has titanium dioxide, the mixture of alundum (Al2O3) is evaporated at 101~102 DEG C and is dried to obtain third product；
Wherein, the mixture, mixed solution, titanium dioxide, alundum (Al2O3), graphite mass percent be 1：3：0.6：0.5：
0.05；The graphite particle is 200 mesh；The mixed solution mass ratio is：Ethyl alcohol 40%, the tert-butyl alcohol 30%, normal propyl alcohol 30%；
The third product is placed under 370~375 DEG C of mixed-gas environment 25~30 minutes, then heat to 570~575 DEG C into
Row charing 4 hours, obtains the mixed active Carbon fibe containing nanoparticle；Wherein, the mixed-gas environment volume ratio is：Two
Carbonoxide 15%, oxygen 5%, ammonia 50%, vapor 5%, nitrogen 25%, mixed-gas environment pressure be 0.09~
0.12mpa；Heating rate is 5 DEG C/min.Obtain sample 3.
After measured, the BET specific surface area of sample 1~3 is distributed as 2141.1m2/ g, 2287.5m2/ g, 2386.3m2/g。
It it is 20 DEG C in temperature, relative humidity 30%, in ultraviolet light, adsorption test result is as follows：
Show that activated carbon fibre provided by the invention has toluene strong catalytic decomposition ability, the light of toluene is urged under this condition
It is 88% to 91% to change resolution ratio.
Method provided by the invention, uses rubber and rice straw, and raw material is easy to get and environmental-friendly, and manufactured sample has good
Good adsorption effect.
Finally it should be noted that：The above embodiments are merely illustrative of the technical solutions of the present invention, rather than its limitations；Although
Present invention has been described in detail with reference to the aforementioned embodiments, it will be understood by those of ordinary skill in the art that：It still may be used
With technical scheme described in the above embodiments is modified or equivalent replacement of some of the technical features；
And these modifications or replacements, various embodiments of the present invention technical solution that it does not separate the essence of the corresponding technical solution spirit and
Range.
Claims (3)
1. a kind of environment-friendly active Carbon fibe preparation method of the nano particle containing mixing, which is characterized in that including：
It by rubber pulverizing to 80~100 mesh, is mixed with the rice straw after crushing, it is 18~22% that mass percent, which is then added,
It in KOH solution, impregnates 45~50 minutes, the deposit after reaction is washed to dry after neutrality at a temperature of 92~96 DEG C
To mixed deposit object；Wherein, rubber and the mass ratio of rice straw are 1：1.5~4；
Hydrochloric acid is added in the mixed deposit object, carries out closed stirring 2~3 hours, pH value is 1~3 in whipping process, stirring temperature
Degree is 40~60 DEG C, and the second deposition is dried to obtain after the mixed deposit object after reaction is washed to neutrality at 40~60 DEG C of water temperature
Object；
Second deposit is immersed in mixed solution, 20~30 minutes are stood after being sufficiently stirred, titanium dioxide, three oxygen are then added
Change two aluminium nano particle and graphite particle after carry out sonic oscillation after stand 20~30 minutes, deposition is then had into titanium dioxide
Titanium, alundum (Al2O3) mixture be evaporated at 101~105 DEG C and be dried to obtain third product；Wherein, the mixture, mixed
Close solution, titanium dioxide, alundum (Al2O3), graphite mass ratio be 1~2：1.5~3：0.2~0.6：0.1~0.5：0.05~
0.06；The mixed solution mass percent is：Ethyl alcohol 40~50%, the tert-butyl alcohol 20~30%, normal propyl alcohol 20~30%；It is described
Graphite particle is 150~300 mesh；
The third product is placed under 370~390 DEG C of mixed-gas environment 20~30 minutes, then heats to 550~595
It DEG C carries out charing 2~4 hours, obtains the environment-friendly active Carbon fibe of the nano particle containing mixing；Wherein, the mixed-gas environment body
Accumulating ratio is：Carbon dioxide 15~30%, oxygen 0~5%, ammonia 20~50%, vapor 0~5%, nitrogen 20~65%,
Mixed-gas environment pressure is 0.09~0.12MPa.
2. the environment-friendly active Carbon fibe preparation method of the nano particle according to claim 1 containing mixing, which is characterized in that institute
The heating rate for stating charing is 3~7 DEG C/min.
3. the environment-friendly active Carbon fibe preparation method of the nano particle according to claim 1 containing mixing, which is characterized in that institute
The carbon content for stating rubber is 50~80%, content of ashes is 18~30%.
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| WO2017024125A1 (en) * | 2015-08-06 | 2017-02-09 | James Lee | Ozonized biochar compositions and methods of making and using the same |
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Effective date of registration: 20220906 Address after: 4th Floor, No. 1808 Shengzhou Avenue, Sanjiang Street, Shengzhou City, Shaoxing City, Zhejiang Province 312400 Patentee after: Zhejiang Yingfeng New Material Technology Co.,Ltd. Address before: 511500 Tian'an Zhigu Exhibition Service Center 159, No. 18 Chuangxing Avenue, Science and Technology Innovation Park, Qingyuan High-tech Industrial Development Zone, Guangdong Province Patentee before: QINGYUAN CHUQU INTELLIGENT TECHNOLOGY Co.,Ltd. |