CN108043368A - A kind of preparation method of resin group carbonic anhydride adsorption agent - Google Patents
A kind of preparation method of resin group carbonic anhydride adsorption agent Download PDFInfo
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- CN108043368A CN108043368A CN201810032534.0A CN201810032534A CN108043368A CN 108043368 A CN108043368 A CN 108043368A CN 201810032534 A CN201810032534 A CN 201810032534A CN 108043368 A CN108043368 A CN 108043368A
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- phosphate
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- carbonic anhydride
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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
- B01J20/22—Solid sorbent compositions or filter aid compositions; Sorbents for chromatography; Processes for preparing, regenerating or reactivating thereof comprising organic material
- B01J20/26—Synthetic macromolecular compounds
- B01J20/265—Synthetic macromolecular compounds modified or post-treated polymers
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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
- 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
- B01J20/30—Processes for preparing, regenerating, or reactivating
- B01J20/3085—Chemical treatments not covered by groups B01J20/3007 - B01J20/3078
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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
- B01J20/30—Processes for preparing, regenerating, or reactivating
- B01J20/34—Regenerating or reactivating
- B01J20/3425—Regenerating or reactivating of sorbents or filter aids comprising organic materials
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D2253/00—Adsorbents used in seperation treatment of gases and vapours
- B01D2253/20—Organic adsorbents
- B01D2253/202—Polymeric adsorbents
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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
- B01D2257/50—Carbon oxides
- B01D2257/504—Carbon dioxide
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D2259/00—Type of treatment
- B01D2259/40—Further details for adsorption processes and devices
- B01D2259/40083—Regeneration of adsorbents in processes other than pressure or temperature swing adsorption
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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
- Y02C—CAPTURE, STORAGE, SEQUESTRATION OR DISPOSAL OF GREENHOUSE GASES [GHG]
- Y02C20/00—Capture or disposal of greenhouse gases
- Y02C20/40—Capture or disposal of greenhouse gases of CO2
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Abstract
The invention discloses a kind of preparation methods of resin group carbonic anhydride adsorption agent;Include the following steps:1, D201 macropore styrene series anion exchange resin particles are washed with deionized and are filtered once;2, the resin after washing is immersed in phosphate solution, and stir carry out ion exchange, it is every 2~4 it is small when replace a phosphate solution, terminate ion exchange after replacing solution three times;3, the resin after ion exchange is rinsed with deionized water repeatedly to eluate to neutrality;4, the resin after flushing is put into drying box and is dried, obtained dry resin is resin group carbonic anhydride adsorption agent, which can be with wet reclamation;Chlorion in D201 macropore styrene series anion exchange resins is replaced with phosphate anion by the present invention by ion exchange, phosphate radical can adsorb the CO2 in air as active function groups in dry environment, the desorption CO2 in moist environment, realize adsorbent reactivation, regeneration cost and its low.Preparation process is relatively easy simultaneously, and the cost of raw material is low.
Description
Technical field
The present invention relates to a kind of preparation methods of carbon dioxide absorber, and in particular to a kind of resin base carbon dioxide absorption
The preparation method of agent.
Background technology
Collecting carbonic anhydride is to solve global carbon dioxide concentration to continue raised effective ways with Plugging Technology Applied, wherein two
Oxidation carbon adsorbent is the most important thing of the technology.Common carbon dioxide absorber is amine adsorbent in industry at present, should
Kind adsorbent reactivation needs higher temperature, so regeneration energy consumption is high, is not suitable for being used for collecting carbonic anhydride on a large scale.
Wet reclamation carbon dioxide absorber can adsorb carbon dioxide in dry environment, and be desorbed in moist environment
Annex II carbonoxide realizes adsorbent reactivation, this kind of adsorbent reactivation cost and its low is suitable for extensive collecting carbonic anhydride.
D201 macropore styrene series anion exchange resins contain substantial amounts of quaternary amines, and the quaternary amines of positively charged can be with
Attract electronegative group, such as phosphate anion.Trivalent phosphate anion can generate hydroxide ion by multistage hydrolysis.
The content of the invention
In order to solve the above-mentioned problems of the prior art, it is an object of the invention to provide a kind of resin base carbon dioxides
The preparation method of adsorbent allows D201 macropore styrene series anion exchange resins to load phosphate radical by ion exchange,
Multistage hydrolysis of the phosphate radical in nano aperture is reversible, by the carry out side for controlling the i.e. controllable reversible reaction of humidity
To, and the hydroxide ion that phosphate anion hydrolysis generates can adsorb carbon dioxide, therefore can be by controlling humidity
Realize the adsorption and de-adsorption of carbon dioxide.Also, compared to the resin of load carbonate, the resin for loading phosphate radical has more
Big adsorbance and the attached speed of faster Adsorption and desorption.
In order to achieve the above object, the present invention adopts the following technical scheme that:
A kind of preparation method of resin group carbonic anhydride adsorption agent, the preparation method include the following steps:
D201 macropore styrene series anion exchange resin particles are added to agitator treating 2 in deionized water by step 1
~4 it is small when, be then obtained by filtration washing after resin particle;
Then resin particle after washing is immersed in the phosphate solution of 0.5mol/L by step 2, and stir progress
Ion exchange, it is every 2~4 it is small when replace a phosphate solution, replace and terminate ion exchange after solution three times;
Resin after ion exchange with deionized water is rinsed to eluate and is in neutrality by step 3 repeatedly;
Resin after flushing is put into drying box by step 4, when drying 24 is small more than, obtained dry resin is to set
Aliphatic radical carbon dioxide absorber, the adsorbent can be with wet reclamatioies.
Preferably, in step 1, the particle size range of D201 macropore styrene series anion exchange resin particles is 25um
The volume ratio of~500um, D201 macropore styrene series anion exchange resin particle and deionized water is 1:2~1:4.
Preferably, in step 2, phosphate used can be that the arbitrary proportion of potassium phosphate, sodium phosphate or the two mixes
The volume ratio of conjunction object, resin particle and phosphate solution is 1:2~1:4.
Preferably, in step 4, the temperature range in drying box is 25~60 DEG C.
Compared to the prior art, the present invention has the following advantages:
(1) raw material D201 macropores styrene series anion exchange resin and phosphate can be obtained largely in preparation method
, relative inexpensiveness.
(2) regeneration that adsorbent can be realized in humidity is improved, renovation process cleaning, low energy consumption are suitble to large-scale application.
(3) compared to the resin of load carbonate, adsorbance bigger, the attached speed of Adsorption and desorption is faster.
(4) chlorion in D201 macropore styrene series anion exchange resins is replaced with by phosphate radical by ion exchange
Ion, phosphate radical can adsorb the CO2 in air, the desorption in moist environment as active function groups in dry environment
CO2 realizes adsorbent reactivation, regeneration cost and its low.Preparation process is relatively easy simultaneously, and the cost of raw material is low.
Specific embodiment
The present embodiment 1 is related to a kind of preparation method of resin group carbonic anhydride adsorption agent, includes the following steps,
The D201 macropore styrene series anion exchange resin particles of the 25um grain sizes of 5ml are added to 10ml by step 1
Deionized water in agitator treating 2 it is small when, be then obtained by filtration washing after resin particle;
Step 2 in the sodium radio-phosphate,P-32 solution of then 0.5mol/L that the resin particle after washing is immersed in 10ml, and is stirred
Mix carry out ion exchange, it is every 2 it is small when replace a sodium hypophosphite solution, terminate ion exchange after replacing solution three times;
Resin after ion exchange with deionized water is rinsed to eluate and is in neutrality by step 3 repeatedly;
Resin after flushing is put into drying box by step 4, and when 25 DEG C of drying 48 are small, obtained dry resin is to set
Aliphatic radical carbon dioxide absorber, the adsorbent can be with wet reclamatioies.
The present embodiment 2 is related to a kind of preparation method of resin group carbonic anhydride adsorption agent, includes the following steps,
The D201 macropore styrene series anion exchange resin particles of the 100um grain sizes of 25ml are added to by step 1
When agitator treating 3 is small in the deionized water of 75ml, the resin particle after washing is then obtained by filtration;
Step 2 in the phosphate solution of then 0.5mol/L that the resin particle after washing is immersed in 75ml, and is stirred
Mix carry out ion exchange.Wherein phosphate is that the ratio between potassium phosphate and the mixture of sodium phosphate, the amount of the two substance are 1:1.Every 3 is small
Phosphate solution of Shi Genghuan terminates ion exchange after replacing solution three times;
Resin after ion exchange with deionized water is rinsed to eluate and is in neutrality by step 3 repeatedly;
Resin after flushing is put into drying box by step 4, and when 40 DEG C of drying 36 are small, obtained dry resin is to set
Aliphatic radical carbon dioxide absorber, the adsorbent can be with wet reclamatioies.
The present embodiment 3 is related to a kind of preparation method of resin group carbonic anhydride adsorption agent, includes the following steps,
The D201 macropore styrene series anion exchange resin particles of the 500um grain sizes of 50ml are added to by step 1
When agitator treating 4 is small in the deionized water of 200ml, the resin particle after washing is then obtained by filtration;
Step 2 in the potassium phosphate solution of then 0.5mol/L that the resin particle after washing is immersed in 200ml, and is stirred
Mix carry out ion exchange, it is every 4 it is small when replace a potassium phosphate solution, terminate ion exchange after replacing solution three times;
Resin after ion exchange with deionized water is rinsed to eluate and is in neutrality by step 3 repeatedly;
Resin after flushing is put into drying box by step 4, and when 60 DEG C of drying 24 are small, obtained dry resin is to set
Aliphatic radical carbon dioxide absorber, the adsorbent can be with wet reclamatioies.
Fig. 1 is to carry out carbon dioxide adsorption to the resin group carbonic anhydride adsorption agent obtained in embodiment 3 to survey with desorption
The test result of examination.In Fig. 1, gas concentration lwevel is shown round data point, and air humidity, that is, water vapour content is shown as just
Square data points.After resin group carbonic anhydride adsorption agent is adsorbed carbon dioxide saturation in dry air, it is put into full of drying
In the annular seal space of air.Increase the humidity of annular seal space, resin group carbonic anhydride adsorption agent starts desorption carbon dioxide, annular seal space
Interior gas concentration lwevel raises rapidly as humidity increases;Reduce humidity in annular seal space, resin group carbonic anhydride adsorption agent
Start to adsorb carbon dioxide, as humidity reduces in annular seal space, gas concentration lwevel also reduces rapidly.Test result illustrates resin
Group carbonic anhydride adsorption agent can adsorb carbon dioxide under the low humidity, and can at high humidity desorption carbon dioxide it is real
Existing adsorbent reactivation.Test result also indicates that its carbon dioxide adsorption capacity does not substantially decay simultaneously.As a comparison, to load
The resin of carbanion has also carried out the attached test of adsorption/desorption, and test result is as shown in Fig. 2, wherein load phosphate anion
The dense carbon dioxide degrees of data of resin be shown round data point, load the dense carbon dioxide number of degrees of the resin of carbanion
According to triangular data points are shown as, air humidity, that is, water vapour content is shown as square data points.As can be seen that load phosphoric acid
The resin of radical ion has the equilibrium adsorption capacity of bigger and the attached speed of faster Adsorption and desorption.
Specific embodiments of the present invention are described above, it should be pointed out that for the common of the art
For technical staff, various improvements and modifications may be made without departing from the principle of the present invention, these are improved and profit
Decorations also should be protection scope of the present invention.
Claims (4)
1. a kind of preparation method of resin group carbonic anhydride adsorption agent, it is characterised in that:The preparation method includes the following steps:
It is small to be added in agitator treating 2~4 in deionized water by step 1 for D201 macropore styrene series anion exchange resins particle
When, the resin particle after washing is then obtained by filtration;
Then resin particle after washing is immersed in the phosphate solution of 0.5mol/L by step 2, and stir carry out ion
Exchange, it is every 2~4 it is small when replace a phosphate solution, replace and terminate ion exchange after solution three times;
Resin after ion exchange with deionized water is rinsed to eluate and is in neutrality by step 3 repeatedly;
Resin after flushing is put into drying box by step 4, drying 24 it is small when more than, obtained dry resin is resin base
Carbon dioxide absorber, the adsorbent being capable of wet reclamatioies.
2. a kind of preparation method of resin group carbonic anhydride adsorption agent as described in claim 1, it is characterised in that:In step 1
In, the particle size ranges of D201 macropore styrene series anion exchange resin particles is 25um~500um, D201 macropore polystyrenes
The volume ratio of anion exchange resin particles and deionized water is 1:2~1:4.
3. a kind of preparation method of resin group carbonic anhydride adsorption agent as described in claim 1, it is characterised in that:In step 2
In, phosphate used is the arbitrary proportion mixture of potassium phosphate, sodium phosphate or the two, resin particle and phosphate solution
Volume ratio is 1:2~1:4.
4. a kind of preparation method of resin group carbonic anhydride adsorption agent as described in claim 1, it is characterised in that:In step 4
In, the temperature range in drying box is 25~60 DEG C.
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Cited By (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN110822582A (en) * | 2019-11-18 | 2020-02-21 | 西北大学 | Indoor CO2Air purification device and method |
CN110906446A (en) * | 2019-11-28 | 2020-03-24 | 西安鸿钧睿泽新材料科技有限公司 | Integrated air conditioning device with functions of filtering and capturing indoor carbon dioxide |
CN111316963A (en) * | 2020-03-02 | 2020-06-23 | 西北大学 | CO regeneration based on wet method2Mosquito trap of trapping material and mosquito trapping method |
CN113786818A (en) * | 2021-09-26 | 2021-12-14 | 西安热工研究院有限公司 | Resin type adsorbent for directly capturing carbon dioxide in air and preparation method thereof |
CN114574045A (en) * | 2022-03-18 | 2022-06-03 | 上海泽耀环保科技有限公司 | Preparation method of water-borne carbon dioxide capture surface coating |
CN114570439A (en) * | 2022-03-24 | 2022-06-03 | 美埃(中国)环境科技股份有限公司 | Treatment method of ion exchange resin for removing acid gas in air |
CN114832795A (en) * | 2022-05-20 | 2022-08-02 | 华北水利水电大学 | Is suitable for ultralow-concentration CO 2 Preparation method of trapped polyether sulfone composite membrane material |
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Cited By (10)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN110822582A (en) * | 2019-11-18 | 2020-02-21 | 西北大学 | Indoor CO2Air purification device and method |
CN110822582B (en) * | 2019-11-18 | 2021-03-16 | 西北大学 | Indoor CO2Air purification device and method |
CN110906446A (en) * | 2019-11-28 | 2020-03-24 | 西安鸿钧睿泽新材料科技有限公司 | Integrated air conditioning device with functions of filtering and capturing indoor carbon dioxide |
CN110906446B (en) * | 2019-11-28 | 2021-08-03 | 西安鸿钧睿泽新材料科技有限公司 | Integrated air conditioning device with functions of filtering and capturing indoor carbon dioxide |
CN111316963A (en) * | 2020-03-02 | 2020-06-23 | 西北大学 | CO regeneration based on wet method2Mosquito trap of trapping material and mosquito trapping method |
CN113786818A (en) * | 2021-09-26 | 2021-12-14 | 西安热工研究院有限公司 | Resin type adsorbent for directly capturing carbon dioxide in air and preparation method thereof |
WO2023045464A1 (en) * | 2021-09-26 | 2023-03-30 | 西安热工研究院有限公司 | Resin-type adsorbent for directly capturing carbon dioxide from air and preparation method therefor |
CN114574045A (en) * | 2022-03-18 | 2022-06-03 | 上海泽耀环保科技有限公司 | Preparation method of water-borne carbon dioxide capture surface coating |
CN114570439A (en) * | 2022-03-24 | 2022-06-03 | 美埃(中国)环境科技股份有限公司 | Treatment method of ion exchange resin for removing acid gas in air |
CN114832795A (en) * | 2022-05-20 | 2022-08-02 | 华北水利水电大学 | Is suitable for ultralow-concentration CO 2 Preparation method of trapped polyether sulfone composite membrane material |
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Application publication date: 20180518 |