CN110358083A - A kind of the polyaniline composite material and preparation method and application of in-situ polymerization - Google Patents
A kind of the polyaniline composite material and preparation method and application of in-situ polymerization Download PDFInfo
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- CN110358083A CN110358083A CN201910544874.6A CN201910544874A CN110358083A CN 110358083 A CN110358083 A CN 110358083A CN 201910544874 A CN201910544874 A CN 201910544874A CN 110358083 A CN110358083 A CN 110358083A
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- composite material
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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
- B01D53/14—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 absorption
- B01D53/1456—Removing acid components
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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
- B01D53/14—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 absorption
- B01D53/1456—Removing acid components
- B01D53/1475—Removing carbon dioxide
-
- 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
- B01D53/14—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 absorption
- B01D53/1456—Removing acid components
- B01D53/1481—Removing sulfur dioxide or sulfur trioxide
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08G—MACROMOLECULAR COMPOUNDS OBTAINED OTHERWISE THAN BY REACTIONS ONLY INVOLVING UNSATURATED CARBON-TO-CARBON BONDS
- C08G73/00—Macromolecular compounds obtained by reactions forming a linkage containing nitrogen with or without oxygen or carbon in the main chain of the macromolecule, not provided for in groups C08G12/00 - C08G71/00
- C08G73/02—Polyamines
- C08G73/026—Wholly aromatic polyamines
- C08G73/0266—Polyanilines or derivatives thereof
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- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08K—Use of inorganic or non-macromolecular organic substances as compounding ingredients
- C08K7/00—Use of ingredients characterised by shape
- C08K7/22—Expanded, porous or hollow particles
- C08K7/24—Expanded, porous or hollow particles inorganic
- C08K7/26—Silicon- containing compounds
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- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08K—Use of inorganic or non-macromolecular organic substances as compounding ingredients
- C08K9/00—Use of pretreated ingredients
- C08K9/02—Ingredients treated with inorganic substances
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D2252/00—Absorbents, i.e. solvents and liquid materials for gas absorption
- B01D2252/20—Organic absorbents
- B01D2252/204—Amines
Abstract
The invention belongs to gas cleanings and processing field of engineering technology, disclose the polyaniline composite material and preparation method and application of a kind of in-situ polymerization.The polyaniline composite material is that porous material is carried out acidification with acid solution A, it is dispersed in the porous material of acidification in acid solution B, aniline monomer is added or anil is uniformly mixed, be added dropwise under condition of ice bath and be dissolved in the initiator for reaction of acid solution C, be filtered, washed, be dried in vacuo after obtain.The features such as polyaniline composite material and preparation method thereof of the invention is simple, synthesis is simple, fume treatment is high-efficient, can be recycled, the desulphurization and denitration that can be used in flue gas composition, take off the filed of flue gas purification such as white at decarburization.
Description
Technical field
The invention belongs to gas cleanings and processing field of engineering technology, more particularly, to a kind of polyphenyl of in-situ polymerization
Amido composite material and preparation method and application.
Background technique
Although industrial circle fume treatment can deviate from SO by SCR method at presentX、NOXSour gas, but it is solid to produce other
Useless, existing environmental protection puts more effort, and urgent need will remove white haze, sulfide, nitride and carbide by one-step method.Polyaniline
(PANI) it is P electron conjugated structure conductive polymer material in a kind of strand, is green under reduction-state, it can under wetness conditions
It is doped that generation is reacted with sour gas, becomes navy blue, contra-doping can become ground state under heating state, release the acid of absorption
Property gas.It is compound with porous material, smoke absorption efficiency is improved, sour gas is enriched, it can resource circulation utilization.For a step
Method desulphurization and denitration, decarburization take off and white provide a new approaches.
Summary of the invention
In order to solve above-mentioned the shortcomings of the prior art, primary and foremost purpose of the present invention is to provide a kind of for cigarette
The polyaniline composite material of gas purification.
Another object of the present invention is to provide the preparation methods of the above-mentioned polyaniline composite material for gas cleaning.
A further object of the present invention is to provide the applications of the above-mentioned polyaniline composite material for gas cleaning.
The purpose of the present invention is realized by following technical proposals:
A kind of polyaniline composite material of in-situ polymerization, the polyaniline composite material are by porous material acid
Liquid A carries out acidification, is dispersed in the porous material of acidification in acid solution B, and aniline monomer is added or anil stirring is mixed
Close uniformly, be added dropwise under condition of ice bath and be dissolved in the initiator for reaction of acid solution C, be filtered, washed, be dried in vacuo after obtain.
Preferably, the porous material is porous charcoal, concave convex rod, diatomite, MOFs, organic foam, air entrained concrete
Powder, porous silicon carbide, more than one in porous boron nitride；The partial size of the porous material is 1~500 μm.
Preferably, the acid solution A, acid solution B and acid solution C are phosphoric acid, hydrochloric acid, sulfuric acid, dodecyl benzene sulfonic acid, naphthalene sulphur
One or more of acid or camphorsulfonic acid；The concentration of the acid solution A is 0.1~2.5mol/L；The acid solution B's and acid solution C is dense
Degree is 0.05~3.5mol/L.
Preferably, mass concentration of the porous material of the acidification in acid solution B is 1~50wt%；The initiation
Mass concentration of the agent in acid solution C is 1~50wt%.
Preferably, the anil is sulfonic aniline, carboxylic acid aniline, boric acid aniline or hydroxyanilines.
Preferably, the mass ratio of the porous material Yu aniline monomer or anil of the acidification is (1~100):
1；The molar ratio of the aniline monomer or anil and initiator is 1:(0.1~5).
Preferably, the initiator is (NH4)2S2O8、FeCl3、K2Cr2O7、H2O2、KMnO4、Ce(SO4)2Or NaClO.
Preferably, the time of the reaction is 0.5~10h；The vacuum drying temperature is 20~100 DEG C.
The preparation method of the polyaniline composite material of the in-situ polymerization, comprises the following specific steps that:
S1. powder is obtained after filtering, drying, grinding after porous material being carried out acidification with acid solution A；
S2. powder is dispersed in acid solution B, aniline monomer is added or anil is uniformly mixed；
S3. the initiator that dropwise addition is dissolved in acid solution C under condition of ice bath is reacted, and obtains original after filtration, washing and drying
The polyaniline composite material of position polymerization.
Application of the polyaniline composite material of the in-situ polymerization in filed of flue gas purification.
Compared with prior art, the invention has the following advantages:
1. the present invention using porous material as aniline or anil synthesizing activity site, polymerize anti-under initiator effect
Polyaniline or polyaniline derivative should be generated, so that polyaniline composite material be prepared, is existed in sour gas and aqueous vapor
Under, sour gas, the sour gas that contra-doping desorption absorbs under high temperature, so that sour gas is rich can be absorbed by doping reaction
Collection, so that subsequent comprehensive absorption is handled.Doping and contra-doping reversibility of heat conduction process are stablized, and gas absorbing and removing effect is obvious.
2. the present invention can one-step method removing flue gas in white haze, sulfide, nitride and carbide, gas bioaccumulation efficiency
Height, good cycling stability will not generate extra waste, desulphurization and denitration, decarburization, the de- Bai Dengyan that can be used in flue gas composition
Gas field of purification.
Specific embodiment
The contents of the present invention are further illustrated combined with specific embodiments below, but should not be construed as limiting the invention.
Unless otherwise specified, the conventional means that technological means used in embodiment is well known to those skilled in the art.Except non-specifically
Illustrate, reagent that the present invention uses, method and apparatus is the art conventional reagents, method and apparatus.
Embodiment 1
1. the 10g diatomite after the 0.1M hydrochloric acid acidification of 100mL is dissolved in 100ml 1M HCl, it is added thereto
0.75g aniline, magnetic agitation 30min are uniformly mixed, and obtain mixed liquor A；
2.1.75g ammonium persulfate is dissolved in 100ml 1M HCl and obtains solution B；
3.B is added in funnel and is added drop-wise in A, and magnetic agitation reacts 6h；Deionization is washed three times after reaction, and 50 DEG C true
Empty drying box handles 12h, obtains green diatomite in-situ polymerization polyaniline material.
By obtain polyaniline material be passed through aqueous vapor, nitrogen dioxide, carbon dioxide, sulfur dioxide mixed atmosphere in, observation
Blue is gradually become to green powder, powder quality increased；Find that each gas concentration accordingly reduces by detection tail gas
70%, 50%, 34% and 56%；Blue powder is heated at 180 DEG C, observes that color becomes green, the gas of releasing is passed through
There is white precipitate generation into calcium hydroxide solution, solution ph becomes smaller.
Embodiment 2
1. the 20g diatomite after the 0.5M sulfuric acid acidification of 100mL is dissolved in 250ml 1M dodecyl benzene sulfonic acid,
9.8g sulfonic aniline is added thereto, magnetic agitation 30min is uniformly mixed, and obtains mixed liquor A；
2.3.46g iron chloride is dissolved in 150ml 1M dodecyl benzene sulfonic acid and obtains solution B；
3.B is added in funnel and is added drop-wise in A, and magnetic agitation reacts 10h；Deionization is washed three times, 80 DEG C after reaction
Vacuum oven handles 12h, obtains green diatomite in-situ polymerization sulfonated polyaniline material.
By obtain sulfonated polyaniline material be passed through aqueous vapor, nitrogen dioxide, carbon dioxide, sulfur dioxide mixed atmosphere in,
Observe that green powder gradually becomes blue, powder quality increased；Find that each gas concentration accordingly drops by detection tail gas
Low 54%, 41%, 46% and 38%；Blue powder is heated at 220 DEG C, observes that color becomes green, the gas of releasing is logical
Enter to have into calcium hydroxide solution white precipitate generation, solution ph becomes smaller.
Embodiment 3
1. by the 1M phosphoric acid of 50Ml, treated that 10g porous silicon carbide is dissolved in 300ml 0.1M naphthalene sulfonic acids, Xiang Qi
Middle addition 5g carboxylic acid aniline, magnetic agitation 30min are uniformly mixed, and obtain mixed liquor A；
2.2.5gNaClO it is dissolved in 200ml 1M naphthalene sulfonic acids and obtains solution B；
3.B is added in funnel and is added drop-wise in A, and magnetic agitation reacts 8h；Deionization is washed three times after reaction, and 80 DEG C true
Empty drying box handles 12h, obtains in-situ polymerization carboxylic acid polyaniline material.
By obtain carboxylic acid polyaniline material be passed through aqueous vapor, nitrogen dioxide, carbon dioxide, sulfur dioxide mixed atmosphere in,
Observe that green powder gradually becomes blue, powder quality increased；Find that each gas concentration accordingly drops by detection tail gas
Low 24%, 30%, 18% and 27%；Blue powder is heated at 220 DEG C, observes that color becomes green, the gas of releasing is logical
Enter to have into calcium hydroxide solution white precipitate generation, solution ph becomes smaller.
Embodiment 4
1. the 15g concave convex rod after the 1.5M hydrochloric acid acidification of 80mL is dissolved in 100ml 1M camphorsulfonic acid, thereto
15g boric acid aniline is added, magnetic agitation 30min is uniformly mixed, and obtains mixed liquor A；
2.1.5g ammonium persulfate is dissolved in 100ml 1M camphorsulfonic acid and obtains solution B；
3.B is added in funnel and is added drop-wise in A, and magnetic agitation reacts 8h；Deionization is washed three times after reaction, and 60 DEG C true
Empty drying box handles 12h, obtains green diatomite in-situ polymerization boric acid polyaniline material.
By obtain boric acid polyaniline material be passed through aqueous vapor, nitrogen dioxide, carbon dioxide, sulfur dioxide mixed atmosphere in,
Observe that green powder gradually becomes blue, powder quality increased；Find that each gas concentration accordingly drops by detection tail gas
Low 16.8%, 20.4%, 33.5% and 27.4%；Blue powder is heated at 180 DEG C, observes that color becomes green, releases
Gas be passed into calcium hydroxide solution and have white precipitate generation, solution ph becomes smaller.
The above embodiment is a preferred embodiment of the present invention, but embodiments of the present invention are not by above-described embodiment
Limitation, it is other it is any without departing from the spirit and principles of the present invention made by change, modification, substitution, combination and simplify,
It should be equivalent substitute mode, be included within the scope of the present invention.
Claims (10)
1. a kind of polyaniline composite material of in-situ polymerization, which is characterized in that the polyaniline composite material is will be more
Porous materials carry out acidification with acid solution A, are dispersed in the porous material of acidification in acid solution B, and aniline monomer is added or aniline spreads out
Biological stirring is uniformly mixed, and the initiator for reaction for being dissolved in acid solution C is added dropwise under condition of ice bath, after being filtered, washed, being dried in vacuo
It obtains.
2. the polyaniline composite material of in-situ polymerization according to claim 1, which is characterized in that the porous material
For in porous charcoal, concave convex rod, diatomite, MOFs, organic foam, air entrained concrete powder, porous silicon carbide, porous boron nitride
More than one；The partial size of the porous material is 1~500 μm.
3. the polyaniline composite material of in-situ polymerization according to claim 1, which is characterized in that the acid solution A, acid
Liquid B and acid solution C is one or more of phosphoric acid, hydrochloric acid, sulfuric acid, dodecyl benzene sulfonic acid, naphthalene sulfonic acids or camphorsulfonic acid；It is described
The concentration of acid solution A is 0.1~2.5mol/L；The concentration of the acid solution B and acid solution C is 0.05~3.5mol/L.
4. the polyaniline composite material of in-situ polymerization according to claim 1, which is characterized in that the acidification it is more
Mass concentration of the Porous materials in acid solution B is 1~50wt%；Mass concentration of the initiator in acid solution C be 1~
50wt%.
5. the polyaniline composite material of in-situ polymerization according to claim 1, which is characterized in that the aniline derivatives
Object is sulfonic aniline, carboxylic acid aniline, boric acid aniline or hydroxyanilines.
6. the polyaniline composite material of in-situ polymerization according to claim 1, which is characterized in that the acidification is porous
The mass ratio of material and aniline monomer or anil is (1~100): 1；The aniline monomer or anil with draw
The molar ratio for sending out agent is 1:(0.1~5).
7. the polyaniline composite material of in-situ polymerization according to claim 1, which is characterized in that the initiator is
(NH4)2S2O8、FeCl3、K2Cr2O7、H2O2、KMnO4、Ce(SO4)2Or NaClO.
8. the polyaniline composite material of in-situ polymerization according to claim 1, which is characterized in that the reaction when
Between be 0.5~10h；The vacuum drying temperature is 20~100 DEG C.
9. the preparation method of the polyaniline composite material of in-situ polymerization according to claim 1-8, feature
It is, comprises the following specific steps that:
S1. powder is obtained after filtering, drying, grinding after porous material being carried out acidification with acid solution A；
S2. powder is dispersed in acid solution B, aniline monomer is added or anil is uniformly mixed；
S3. the initiator that dropwise addition is dissolved in acid solution C under condition of ice bath is reacted, and is obtained after filtration, washing and drying in situ poly-
The polyaniline composite material of conjunction.
10. polyaniline composite material the answering in filed of flue gas purification of the described in any item in-situ polymerizations of claim 1-8
With.
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Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111790241A (en) * | 2020-05-09 | 2020-10-20 | 浙江工业大学 | High-efficiency sulfur dioxide desulfurizer, preparation method and desulfurization method |
| CN112812297A (en) * | 2021-01-21 | 2021-05-18 | 石家庄铁道大学 | Composite material, water-based anticorrosive wear-resistant paint, and preparation method and application thereof |
| CN113121871A (en) * | 2021-04-21 | 2021-07-16 | 吉林省陆柒肆伍贰科技有限公司 | Preparation method of polyaniline/straw silicon aerogel and heat-insulating anticorrosive coating |
| CN114231028A (en) * | 2022-01-25 | 2022-03-25 | 深圳市绿蔓科技有限公司 | Preparation method and application of boron nitride and polyaniline composite material |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101191016A (en) * | 2007-04-19 | 2008-06-04 | 兰州理工大学 | Polyaniline/palygorskite nano composite material and preparation method thereof |
| CN101928499A (en) * | 2010-08-12 | 2010-12-29 | 淮阴工学院 | Method for preparing anticorrosive protective paint with polyaniline/attapulgite clay composite particle and application thereof |
| CN204177768U (en) * | 2014-11-21 | 2015-02-25 | 国家电网公司 | Based on the converting equipment comprehensive state monitoring system of surface acoustic wave techniques |
| CN105175696A (en) * | 2015-07-16 | 2015-12-23 | 重庆海庆新材料有限公司 | Method for making unsaturated polyester resin by using immobilized composite catalyst |
| CN107655856A (en) * | 2017-09-07 | 2018-02-02 | 齐鲁工业大学 | The preparation method and application of graphene oxide array optically variable films/laminated film |
| CN107955165A (en) * | 2017-12-12 | 2018-04-24 | 扬州大学 | A kind of preparation method of the nanocomposite of polyaniline and porous carbon |
-
2019
- 2019-06-21 CN CN201910544874.6A patent/CN110358083A/en active Pending
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101191016A (en) * | 2007-04-19 | 2008-06-04 | 兰州理工大学 | Polyaniline/palygorskite nano composite material and preparation method thereof |
| CN101928499A (en) * | 2010-08-12 | 2010-12-29 | 淮阴工学院 | Method for preparing anticorrosive protective paint with polyaniline/attapulgite clay composite particle and application thereof |
| CN204177768U (en) * | 2014-11-21 | 2015-02-25 | 国家电网公司 | Based on the converting equipment comprehensive state monitoring system of surface acoustic wave techniques |
| CN105175696A (en) * | 2015-07-16 | 2015-12-23 | 重庆海庆新材料有限公司 | Method for making unsaturated polyester resin by using immobilized composite catalyst |
| CN107655856A (en) * | 2017-09-07 | 2018-02-02 | 齐鲁工业大学 | The preparation method and application of graphene oxide array optically variable films/laminated film |
| CN107955165A (en) * | 2017-12-12 | 2018-04-24 | 扬州大学 | A kind of preparation method of the nanocomposite of polyaniline and porous carbon |
Non-Patent Citations (3)
| Title |
|---|
| 张红芹: "聚苯胺气敏材料的研究进展", 《化工新型材料》 * |
| 高林: "聚苯胺及其复合材料吸收烟气中NO_2的试验研究", 《中国优秀硕士学位论文全文数据库（电子期刊）》 * |
| 黄佳: "聚苯胺基复合吸收剂对烟气中SO2吸附性能的试验研究", 《中国优秀硕士学位论文全文数据坤（电子期刊）》 * |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111790241A (en) * | 2020-05-09 | 2020-10-20 | 浙江工业大学 | High-efficiency sulfur dioxide desulfurizer, preparation method and desulfurization method |
| CN112812297A (en) * | 2021-01-21 | 2021-05-18 | 石家庄铁道大学 | Composite material, water-based anticorrosive wear-resistant paint, and preparation method and application thereof |
| CN113121871A (en) * | 2021-04-21 | 2021-07-16 | 吉林省陆柒肆伍贰科技有限公司 | Preparation method of polyaniline/straw silicon aerogel and heat-insulating anticorrosive coating |
| CN114231028A (en) * | 2022-01-25 | 2022-03-25 | 深圳市绿蔓科技有限公司 | Preparation method and application of boron nitride and polyaniline composite material |
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Application publication date: 20191022 |