CN103920463A - Preparation method for grafted and modified silicon-based solid-state-amine carbon dioxide adsorption material - Google Patents
Preparation method for grafted and modified silicon-based solid-state-amine carbon dioxide adsorption material Download PDFInfo
- Publication number
- CN103920463A CN103920463A CN201410141106.3A CN201410141106A CN103920463A CN 103920463 A CN103920463 A CN 103920463A CN 201410141106 A CN201410141106 A CN 201410141106A CN 103920463 A CN103920463 A CN 103920463A
- Authority
- CN
- China
- Prior art keywords
- flask
- carbon dioxide
- silica
- dry
- hours
- 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.)
- Pending
Links
Classifications
-
- 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
-
- 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
Landscapes
- Solid-Sorbent Or Filter-Aiding Compositions (AREA)
Abstract
The invention provides a preparation method for a grafted and modified silicon-based solid-state-amine carbon dioxide adsorption material. The preparation method comprises the following steps: respectively grafting a silane coupling agent-diethylenetriamino propyl trimethoxy silane with a high content of amine to four types of silicon dioxide base bodies in a post-period grafting and modifying manner to synthesize a solid adsorption material; adsorbing carbon dioxide by utilizing the solid adsorption material; and forming a stable silica silicon bond between the silane coupling agent and each silicon dioxide base body by chemical reaction between methoxy in the silane coupling agent and hydroxyl on each silicon dioxide base body, so as to firmly graft the silane coupling agent to the surface of silicon dioxide and synthesize the stable carbon dioxide adsorption material; the adsorption material prepared in the manner has the good heat stability and the high mass transfer efficiency; the carbon dioxide can be efficiently captured.
Description
Technical field
The present invention relates to the surface chemical modification technical field of silica, be specifically related to a kind of preparation method of silica-based solid amine carbon dioxide absorbing material of grafting modification.
Background technology
A large amount of scientific researches shows that the increase of atmospheric carbon dioxide levels is the topmost reason that causes global warming, to the concentration of carbon dioxide in atmosphere in 2012, has reached 393ppm, than the level of (before 1750) before industrialization, has increased by 41%.For sure realization, global equilibrium temperature is risen and is controlled in 2-2.4 ℃, the mankind must accelerate the paces of carbon dioxide discharge-reduction.But along with expanding economy, the mankind will further increase the demand of the energy, and fossil energy will be the mankind's the topmost energy in following decades, and this just means the increase that the discharge of carbon dioxide will continue.In 2010, the discharge capacity of the carbon dioxide directly related with mankind's energy resource consumption was 31,200,000,000 tons, expected the year two thousand twenty and will reach 36,400,000,000 tons, to the year two thousand forty, said and reached 45,500,000,000 tons.So mankind's face is being led huge carbon dioxide discharge-reduction pressure.For China, as maximum in the world developing country and global first CO2 emission state, should say in future face is being led to the huge pressure from country, so the reduction of discharging of carbon dioxide has an important significance for China.
The main cause of the increase of the concentration of the carbon dioxide in atmosphere is that the discharge of the flue gas that produces of the burning due to fossil fuel (coal, oil, natural gas etc.) causes, and particularly the fixed power source such as steel plant, thermal power plant, cement plant is discharged a large amount of carbon dioxide rows.Therefore, in order to reduce the discharge of carbon dioxide, exploitation collecting carbonic anhydride material, from flue gas, directly capturing carbon dioxide is the most effective carbon dioxide discharge-reduction means at present.
In industry, widely used collecting carbonic anhydride technology is to utilize the aqueous solution capturing carbon dioxide of organic amine at present, but this technology exists a series of shortcoming.In use there is the oxidation Decomposition of organic amine, the etching problem of adsorption plant in the aqueous solution of organic amine, particularly in the desorption process of carbon dioxide, a large amount of water need to be heated, this makes to utilize the unusual height of energy consumption of this technology of adsorption from aqueous solution carbon dioxide of organic amine, and this affects the use of this technology to a certain extent.Therefore developing a kind of efficient, low energy consumption, low cost and easy-to-use solid adsorption material is very important with replacement liquid amine technology.
In various solid absorption technology, the composite of organic amine and silica is a kind of technology very with application prospect.High, the easy operation of such sorbing material efficiency, energy consumption is low and difficult equipment is caused to corrosion.Utilizing the mode of later stage grafting is very important a kind of preparation method in such material by organic amine grafting to silica surface.
Summary of the invention
In order to overcome the shortcoming of above-mentioned prior art, the object of the present invention is to provide a kind of preparation method of silica-based solid amine carbon dioxide absorbing material of grafting modification, the sorbing material of preparation has good heat endurance, and higher mass-transfer efficiency, can to carbon dioxide, trap more efficiently.
In order to achieve the above object, the technical scheme that the present invention takes is:
A preparation method for the silica-based solid amine carbon dioxide absorbing material of grafting modification, comprises the following steps:
Silica is dried at 110 ℃ to 2-3 hour, taking 10g silica joins in reactor, and then add the toluene that 200ml is dry, reactor is put into oil bath pan fixing, reflux condenser and reactor are connected, magnetic stirring apparatus rotor is put into reactor simultaneously, then to passing into nitrogen in reactor with by the Bas Discharged in reactor, again reactor is sealed, it is at the uniform velocity stirred and is heated to 90 ℃, until temperature stabilization after 90 ℃, 4ml divinyl triammonium base propyl trimethoxy silicane is joined in reactor, and stirring remains a constant speed, allow above-mentioned reaction carry out 6 hours at 90 ℃, after question response completes, the material of synthesized is filtered and use 100ml absolute ethyl alcohol to rinse twice, then in vacuum drying chamber 80 ℃ dry after 12 hours, baking oven internal gas pressure <1mm Hg.
Described silica is precipitation method nano silicon, fumed nano silica, MCM-41 or 200-300 object silica gel.
Some characteristics of the silica of Four types are listed in as in following table:
The properties parameter of four kinds of silica
Beneficial effect of the present invention:
A kind of preparation method of silica-based solid amine carbon dioxide absorbing material of grafting modification, be the high silane coupler diethylenetriamine base propyl trimethoxy silicane of amido content is utilized to later stage grafting modification mode respectively grafting on the silica substrate of Four types with synthesis of solid sorbing material, and use it for the absorption of carbon dioxide, utilize methoxyl group in silane coupler and the chemical reaction between the hydroxyl on silica substrate, between forms firmly silica silicon key, thereby by silane coupler securely grafting to the surface of silica, thereby the carbon dioxide absorbing material of synthesizing stable.Utilize sorbing material prepared by which to there is good heat endurance, and higher mass-transfer efficiency, can to carbon dioxide, trap more efficiently.
The silane coupler using in the present invention is divinyl triammonium base propyl trimethoxy silicane, and its molecular structure is as follows:
The primary amine that this silane coupler contains a part and bimolecular secondary amine, under dry condition, this silane coupler of per molecule can adsorb the carbon dioxide of 1.5 molecules, if have a certain amount of steam in flue gas, this silane coupler of a part can trap the carbon dioxide of 3 molecules, and chemical equation is as follows:
The specific embodiment
Below in conjunction with concrete enforcement, the present invention is described in detail.
Embodiment 1:
A kind of preparation method of silica-based solid amine carbon dioxide absorbing material of grafting modification, precipitated silica is dried at 110 ℃ to 2-3 hour, take 10g through the precipitated silica of super-dry and joined in the there-necked flask of 250ml, then in flask, add the toluene that 200ml is dry, flask is put into oil bath pan fixing, reflux condenser and flask are connected, magnetic stirring apparatus rotor is put into flask simultaneously, then to passing into nitrogen in flask with by the Bas Discharged in flask, then flask is sealed, it is at the uniform velocity stirred and is heated to 90 ℃, until temperature stabilization after 90 ℃, 4ml divinyl triammonium base propyl trimethoxy silicane is joined in flask, and stirring remains a constant speed, allow above-mentioned reaction carry out 6 hours at 90 ℃, after question response completes, the material of synthesized is filtered and use 100ml absolute ethyl alcohol to rinse twice, then in vacuum drying chamber 80 ℃ dry 12 hours, baking oven internal gas pressure <1mm Hg.During analytical test by this sample called after: DETA-P.
Embodiment 2:
A kind of preparation method of silica-based solid amine carbon dioxide absorbing material of grafting modification, fumed silica is dried at 110 ℃ to 2-3 hour, take 5g through the fumed silica of super-dry and joined in the there-necked flask of 250ml, then in flask, add the toluene that 100ml is dry, flask is put into oil bath pan fixing, reflux condenser and flask are connected, magnetic stirring apparatus rotor is put into flask simultaneously, then to passing into nitrogen in flask with by the Bas Discharged in flask, then flask is sealed, it is at the uniform velocity stirred and is heated to 90 ℃, until temperature stabilization after 90 ℃, 2ml divinyl triammonium base propyl trimethoxy silicane is joined in flask, and stirring remains a constant speed, allow above-mentioned reaction carry out 6 hours at 90 ℃, after question response completes, the material of synthesized is filtered and use 100ml absolute ethyl alcohol to rinse twice, then in vacuum drying chamber 80 ℃ dry 12 hours, baking oven internal gas pressure <1mm Hg.During analytical test by this sample called after: DETA-F.
Embodiment 3:
A kind of preparation method of silica-based solid amine carbon dioxide absorbing material of grafting modification, MCM-41 is dried at 110 ℃ to 2-3 hour, take 10g through the MCM-41 of super-dry and joined in the there-necked flask of 250ml, then in flask, add the toluene that 200ml is dry, flask is put into oil bath pan fixing, reflux condenser and flask are connected, magnetic stirring apparatus rotor is put into flask simultaneously, then to passing into nitrogen in flask with by the Bas Discharged in flask, then flask is sealed, it is at the uniform velocity stirred and is heated to 90 ℃, until temperature stabilization after 90 ℃, 4ml divinyl triammonium base propyl trimethoxy silicane is joined in flask, and stirring remains a constant speed, allow above-mentioned reaction carry out 6 hours at 90 ℃, after question response completes, the material of synthesized is filtered and use 100ml absolute ethyl alcohol to rinse twice, then in vacuum drying chamber 80 ℃ dry 12 hours, baking oven internal gas pressure <1mm Hg.During analytical test by this sample called after: DETA-M.
Embodiment 4:
A kind of preparation method of silica-based solid amine carbon dioxide absorbing material of grafting modification, 200-300 object silica gel is dried at 110 ℃ to 2-3 hour, take 10g through the silica gel of super-dry and joined in the there-necked flask of 250ml, then in flask, add the toluene that 200ml is dry, flask is put into oil bath pan fixing, reflux condenser and flask are connected, magnetic stirring apparatus rotor is put into flask simultaneously, then to passing into nitrogen in flask with by the Bas Discharged in flask, then flask is sealed, it is at the uniform velocity stirred and is heated to 90 ℃, until temperature stabilization after 90 ℃, 4ml divinyl triammonium base propyl trimethoxy silicane is slowly joined in flask uniformly, and stirring remains a constant speed, allow above-mentioned reaction carry out 6 hours at 90 ℃, after question response completes, the material of synthesized is filtered and use 100ml absolute ethyl alcohol to rinse twice, then in vacuum drying chamber 80 ℃ dry after 12 hours, baking oven internal gas pressure <1mm Hg.During analytical test by this sample called after: DETA-S.
Below carbon dioxide absorption, the carbon dioxide circulation absorption stability of the silica-based solid amine carbon dioxide absorbing material of embodiment 1-4 organic amine grafting modification are tested.
Carbon dioxide absorption test
Embodiment 1: utilize thermogravimetric analyzer (TA Instrument Q500, U.S.) to carry out carbon dioxide adsorption analysis to sample DETA-P, the adsorbance of the carbon dioxide to it at 40 ℃, 60 ℃, 80 ℃, 100 ℃ and 120 ℃ is studied.First by the sorbing material of 5-10mg as in alumina crucible, the air velocity of 90ml/min passes into nitrogen and temperature is increased to 120 ℃, stops 30 minutes at 120 ℃.Reduce the temperature to afterwards required probe temperature, and stablize 10 minutes at this temperature, then nitrogen is switched to carbon dioxide, air velocity is 122ml/min, stops test after 60 minutes and finish under this condition, and test result is listed in the following table:
The carbon dioxide adsorption test result of DETA-P
Embodiment 2: utilize thermogravimetric analyzer (TA Instrument Q500, U.S.) to carry out carbon dioxide adsorption analysis to sample DETA-F, the adsorbance of the carbon dioxide to it at 40 ℃, 60 ℃, 80 ℃, 100 ℃ and 120 ℃ is studied.First by the sorbing material of 5-10mg as in alumina crucible, the air velocity of 90ml/min passes into nitrogen and temperature is increased to 120 ℃, stops 30 minutes at 120 ℃.Reduce the temperature to afterwards required probe temperature, and stablize 10 minutes at this temperature, then nitrogen is switched to carbon dioxide, air velocity is 122ml/min, stops test after 60 minutes and finish under this condition, and test result is listed in the following table:
The carbon dioxide adsorption test result of DETA-F
Embodiment 3: utilize thermogravimetric analyzer (TA Instrument Q500, U.S.) to carry out carbon dioxide adsorption analysis to sample DETA-M, the adsorbance of the carbon dioxide to it at 40 ℃, 60 ℃, 80 ℃, 100 ℃ and 120 ℃ is studied.First by the sorbing material of 5-10mg as in alumina crucible, the air velocity of 90ml/min passes into nitrogen and temperature is increased to 120 ℃, stops 30 minutes at 120 ℃.Reduce the temperature to afterwards required probe temperature, and stablize 10 minutes at this temperature, then nitrogen is switched to carbon dioxide, air velocity is 122ml/min, stops test after 60 minutes and finish under this condition, and test result is listed in the following table:
The carbon dioxide adsorption test result of DETA-M
Embodiment 4: utilize thermogravimetric analyzer (TA Instrument Q500, U.S.) to carry out carbon dioxide adsorption analysis to sample DETA-S.We are studied the adsorbance of carbon dioxide at 40 ℃, 60 ℃, 80 ℃, 100 ℃ and 120 ℃ to it.First by the sorbing material of 5-10mg as in alumina crucible, the air velocity of 90ml/min passes into nitrogen and temperature is increased to 120 ℃, stops 30 minutes at 120 ℃.Reduce the temperature to afterwards required probe temperature, and stablize 10 minutes at this temperature, then nitrogen is switched to carbon dioxide, air velocity is 122ml/min, stops test after 60 minutes and finish under this condition, and test result is listed in the following table:
The carbon dioxide adsorption test result of DETA-S
Carbon dioxide circulation absorption stability test
Embodiment 1: utilize thermogravimetric analyzer (TA Instrument Q500, U.S.) sample DETA-P to be carried out to the Temp .-changing adsorption desorb test of 5 times.Its adsorption process is to carry out under carbon dioxide atmosphere pure at 80 ℃, and desorption process is to carry out under the nitrogen atmosphere at 120 ℃.First by the sorbing material of 5-10mg as in alumina crucible, the air velocity of 90ml/min passes into nitrogen and temperature is increased to 120 ℃, stops 30 minutes at 120 ℃.Reduce the temperature to afterwards the probe temperature of 80 ℃, and at this temperature, stablize 10 minutes, then nitrogen is switched to carbon dioxide, air velocity is 122ml/min, under this condition, stop test after 60 minutes and finish, then carbon dioxide is switched to nitrogen, flow is 90ml/min, and temperature is risen to 120 ℃ and at this temperature, stop 60 minutes, said process repeats 5 times.Test result is listed in the following table:
The carbon dioxide adsorption test result of DETA-P
Embodiment 2: utilize thermogravimetric analyzer (TA Instrument Q500, U.S.) sample DETA-F to be carried out to the Temp .-changing adsorption desorb test of 5 times.Its adsorption process is to carry out under carbon dioxide atmosphere pure at 80 ℃, and desorption process is to carry out under the nitrogen atmosphere at 120 ℃.First by the sorbing material of 5-10mg as in alumina crucible, the air velocity of 90ml/min passes into nitrogen and temperature is increased to 120 ℃, stops 30 minutes at 120 ℃.Reduce the temperature to afterwards the probe temperature of 80 ℃, and at this temperature, stablize 10 minutes, then nitrogen is switched to carbon dioxide, air velocity is 122ml/min, under this condition, stop test after 60 minutes and finish, then carbon dioxide is switched to nitrogen, flow is 90ml/min, and temperature is risen to 120 ℃ and at this temperature, stop 60 minutes, said process repeats 5 times.Test result is listed in the following table:
The carbon dioxide adsorption test result of DETA-F
Embodiment 3: utilize thermogravimetric analyzer (TA Instrument Q500, U.S.) sample DETA-M to be carried out to the Temp .-changing adsorption desorb test of 5 times.Its adsorption process is to carry out under carbon dioxide atmosphere pure at 80 ℃, and desorption process is to carry out under the nitrogen atmosphere at 120 ℃.First by the sorbing material of 5-10mg as in alumina crucible, the air velocity of 90ml/min passes into nitrogen and temperature is increased to 120 ℃, stops 30 minutes at 120 ℃.Reduce the temperature to afterwards the probe temperature of 80 ℃, and at this temperature, stablize 10 minutes, then nitrogen is switched to carbon dioxide, air velocity is 122ml/min, under this condition, stop test after 60 minutes and finish, then carbon dioxide is switched to nitrogen, flow is 90ml/min, and temperature is risen to 120 ℃ and at this temperature, stop 60 minutes, said process repeats 5 times.Test result is listed in the following table:
The carbon dioxide adsorption test result of DETA-M
Embodiment 4: utilize thermogravimetric analyzer (TA Instrument Q500, U.S.) sample DETA-S to be carried out to the Temp .-changing adsorption desorb test of 5 times.Its adsorption process is to carry out under carbon dioxide atmosphere pure at 80 ℃, and desorption process is to carry out under the nitrogen atmosphere at 120 ℃.First by the sorbing material of 5-10mg as in alumina crucible, the air velocity of 90ml/min passes into nitrogen and temperature is increased to 120 ℃, stops 30 minutes at 120 ℃.Reduce the temperature to afterwards the probe temperature of 80 ℃, and at this temperature, stablize 10 minutes, then nitrogen is switched to carbon dioxide, air velocity is 122ml/min, under this condition, stop test after 60 minutes and finish, then carbon dioxide is switched to nitrogen, flow is 90ml/min, and temperature is risen to 120 ℃ and at this temperature, stop 60 minutes, said process repeats 5 times.Test result is listed in the following table:
The carbon dioxide adsorption test result of DETA-S
Claims (6)
1. a preparation method for the silica-based solid amine carbon dioxide absorbing material of grafting modification, is characterized in that, comprises the following steps:
Silica is dried at 110 ℃ to 2-3 hour, taking 10g silica joins in reactor, and then add the toluene that 200ml is dry, reactor is put into oil bath pan fixing, reflux condenser and reactor are connected, magnetic stirring apparatus rotor is put into reactor simultaneously, then to passing into nitrogen in reactor with by the Bas Discharged in reactor, again reactor is sealed, it is at the uniform velocity stirred and is heated to 90 ℃, until temperature stabilization after 90 ℃, 4ml divinyl triammonium base propyl trimethoxy silicane is joined in reactor, and stirring remains a constant speed, allow above-mentioned reaction carry out 6 hours at 90 ℃, after question response completes, the material of synthesized is filtered and use 100ml absolute ethyl alcohol to rinse twice, then in vacuum drying chamber 80 ℃ dry after 12 hours, baking oven internal gas pressure <1mm Hg.
2. the preparation method of the silica-based solid amine carbon dioxide absorbing material of a kind of grafting modification according to claim 1, is characterized in that: described silica is precipitation method nano silicon, fumed nano silica, MCM-41 or 200-300 object silica gel.
3. the preparation method of the silica-based solid amine carbon dioxide absorbing material of a kind of grafting modification according to claim 1, is characterized in that, comprises the following steps:
Precipitated silica is dried at 110 ℃ to 2-3 hour, take 10g through the precipitated silica of super-dry and joined in the there-necked flask of 250ml, then in flask, add the toluene that 200ml is dry, flask is put into oil bath pan fixing, reflux condenser and flask are connected, magnetic stirring apparatus rotor is put into flask simultaneously, then to passing into nitrogen in flask with by the Bas Discharged in flask, then flask is sealed, it is at the uniform velocity stirred and is heated to 90 ℃, until temperature stabilization after 90 ℃, 4ml divinyl triammonium base propyl trimethoxy silicane is joined in flask, and stirring remains a constant speed, allow above-mentioned reaction carry out 6 hours at 90 ℃, after question response completes, the material of synthesized is filtered and use 100ml absolute ethyl alcohol to rinse twice, then in vacuum drying chamber 80 ℃ dry 12 hours, baking oven internal gas pressure <1mm Hg.
4. the preparation method of the silica-based solid amine carbon dioxide absorbing material of a kind of grafting modification according to claim 1, is characterized in that, comprises the following steps:
Fumed silica is dried at 110 ℃ to 2-3 hour, take 5g through the fumed silica of super-dry and joined in the there-necked flask of 250ml, then in flask, add the toluene that 100ml is dry, flask is put into oil bath pan fixing, reflux condenser and flask are connected, magnetic stirring apparatus rotor is put into flask simultaneously, then to passing into nitrogen in flask with by the Bas Discharged in flask, then flask is sealed, it is at the uniform velocity stirred and is heated to 90 ℃, until temperature stabilization after 90 ℃, 2ml divinyl triammonium base propyl trimethoxy silicane is joined in flask, and stirring remains a constant speed, allow above-mentioned reaction carry out 6 hours at 90 ℃, after question response completes, the material of synthesized is filtered and use 100ml absolute ethyl alcohol to rinse twice, then in vacuum drying chamber 80 ℃ dry 12 hours, baking oven internal gas pressure <1mm Hg.
5. the preparation method of the silica-based solid amine carbon dioxide absorbing material of a kind of grafting modification according to claim 1, is characterized in that, comprises the following steps:
MCM-41 is dried at 110 ℃ to 2-3 hour, take 10g through the MCM-41 of super-dry and joined in the there-necked flask of 250ml, then in flask, add the toluene that 200ml is dry, flask is put into oil bath pan fixing, reflux condenser and flask are connected, magnetic stirring apparatus rotor is put into flask simultaneously, then to passing into nitrogen in flask with by the Bas Discharged in flask, then flask is sealed, it is at the uniform velocity stirred and is heated to 90 ℃, until temperature stabilization after 90 ℃, 4ml divinyl triammonium base propyl trimethoxy silicane is joined in flask, and stirring remains a constant speed, allow above-mentioned reaction carry out 6 hours at 90 ℃, after question response completes, the material of synthesized is filtered and use 100ml absolute ethyl alcohol to rinse twice, then in vacuum drying chamber 80 ℃ dry 12 hours, baking oven internal gas pressure <1mm Hg.
6. the preparation method of the silica-based solid amine carbon dioxide absorbing material of a kind of grafting modification according to claim 1, is characterized in that, comprises the following steps:
200-300 object silica gel is dried at 110 ℃ to 2-3 hour, take 10g through the silica gel of super-dry and joined in the there-necked flask of 250ml, then in flask, add the toluene that 200ml is dry, flask is put into oil bath pan fixing, reflux condenser and flask are connected, magnetic stirring apparatus rotor is put into flask simultaneously, then to passing into nitrogen in flask with by the Bas Discharged in flask, then flask is sealed, it is at the uniform velocity stirred and is heated to 90 ℃, until temperature stabilization after 90 ℃, 4ml divinyl triammonium base propyl trimethoxy silicane is slowly joined in flask uniformly, and stirring remains a constant speed, allow above-mentioned reaction carry out 6 hours at 90 ℃, after question response completes, the material of synthesized is filtered and use 100ml absolute ethyl alcohol to rinse twice, then in vacuum drying chamber 80 ℃ dry after 12 hours, baking oven internal gas pressure <1mm Hg.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410141106.3A CN103920463A (en) | 2014-04-09 | 2014-04-09 | Preparation method for grafted and modified silicon-based solid-state-amine carbon dioxide adsorption material |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410141106.3A CN103920463A (en) | 2014-04-09 | 2014-04-09 | Preparation method for grafted and modified silicon-based solid-state-amine carbon dioxide adsorption material |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN103920463A true CN103920463A (en) | 2014-07-16 |
Family
ID=51138996
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201410141106.3A Pending CN103920463A (en) | 2014-04-09 | 2014-04-09 | Preparation method for grafted and modified silicon-based solid-state-amine carbon dioxide adsorption material |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN103920463A (en) |
Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106732410A (en) * | 2017-02-28 | 2017-05-31 | 太原理工大学 | A kind of preparation method of amino modified silicon substrate carbon dioxide absorber |
| CN107159124A (en) * | 2017-04-28 | 2017-09-15 | 桂林理工大学 | One kind is used to adsorb CO in flue gas2Difunctionalization KIT 6 preparation method |
| CN107162007A (en) * | 2017-06-16 | 2017-09-15 | 青岛科技大学 | A kind of preparation method of amino modified aerosil |
| CN109201007A (en) * | 2018-09-27 | 2019-01-15 | 太原理工大学 | A kind of carbon dioxide absorber and its preparation method and application |
| US10906024B2 (en) | 2015-03-23 | 2021-02-02 | Basf Corporation | Carbon dioxide sorbents for indoor air quality control |
| CN113351172A (en) * | 2021-07-22 | 2021-09-07 | 安徽元琛环保科技股份有限公司 | Preparation method of denitration synergistic CO2 adsorption material and prepared adsorption material |
| US11229897B2 (en) | 2016-02-12 | 2022-01-25 | Basf Corporation | Carbon dioxide sorbents for air quality control |
Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101973558A (en) * | 2010-09-30 | 2011-02-16 | 南京工业大学 | Amino modified SiO2Aerogel materials and uses thereof |
| CN103120927A (en) * | 2013-01-31 | 2013-05-29 | 中山大学 | Amino functional silica-gel adsorbing material, and preparation method and application thereof |
| CN103432985A (en) * | 2013-08-20 | 2013-12-11 | 南京工业大学 | Amino modified silica aerogel and application thereof in heavy metal ion adsorbent |
-
2014
- 2014-04-09 CN CN201410141106.3A patent/CN103920463A/en active Pending
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101973558A (en) * | 2010-09-30 | 2011-02-16 | 南京工业大学 | Amino modified SiO2Aerogel materials and uses thereof |
| CN103120927A (en) * | 2013-01-31 | 2013-05-29 | 中山大学 | Amino functional silica-gel adsorbing material, and preparation method and application thereof |
| CN103432985A (en) * | 2013-08-20 | 2013-12-11 | 南京工业大学 | Amino modified silica aerogel and application thereof in heavy metal ion adsorbent |
Non-Patent Citations (4)
| Title |
|---|
| K.W öRMEYER ET AL: "《Adsorption of CO2, moisture and ethanol at low partial pressure using aminofunctionalised silica aerogels》", 《CHEMICAL ENGINEERING JOURNAL》, vol. 225, 13 March 2013 (2013-03-13), pages 350 - 357 * |
| K.W öRMEYER ET AL: "《Adsorption of CO2, moisture and ethanol at low partial pressure using aminofunctionalised silica aerogels》", 《CHEMICAL ENGINEERING JOURNAL》, vol. 225, 31 December 2013 (2013-12-31), pages 351 * |
| 卓胜池等: "《有机/无机复合材料吸附分离CO2的模拟研究》", 《中国科技论文在线》, vol. 3, no. 12, 31 December 2008 (2008-12-31), pages 920 * |
| 杜高翔: "《纳米沉淀二氧化硅的硅烷偶联剂原位表面改性》", 《功能材料》, vol. 39, no. 12, 31 December 2008 (2008-12-31), pages 2072 * |
Cited By (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US10906024B2 (en) | 2015-03-23 | 2021-02-02 | Basf Corporation | Carbon dioxide sorbents for indoor air quality control |
| US11229897B2 (en) | 2016-02-12 | 2022-01-25 | Basf Corporation | Carbon dioxide sorbents for air quality control |
| CN106732410A (en) * | 2017-02-28 | 2017-05-31 | 太原理工大学 | A kind of preparation method of amino modified silicon substrate carbon dioxide absorber |
| CN106732410B (en) * | 2017-02-28 | 2019-10-25 | 太原理工大学 | A kind of preparation method of amino modified silicon substrate carbon dioxide absorber |
| CN107159124A (en) * | 2017-04-28 | 2017-09-15 | 桂林理工大学 | One kind is used to adsorb CO in flue gas2Difunctionalization KIT 6 preparation method |
| CN107162007A (en) * | 2017-06-16 | 2017-09-15 | 青岛科技大学 | A kind of preparation method of amino modified aerosil |
| CN109201007A (en) * | 2018-09-27 | 2019-01-15 | 太原理工大学 | A kind of carbon dioxide absorber and its preparation method and application |
| CN109201007B (en) * | 2018-09-27 | 2021-02-09 | 太原理工大学 | Carbon dioxide adsorbent and preparation method and application thereof |
| CN113351172A (en) * | 2021-07-22 | 2021-09-07 | 安徽元琛环保科技股份有限公司 | Preparation method of denitration synergistic CO2 adsorption material and prepared adsorption material |
| CN113351172B (en) * | 2021-07-22 | 2023-01-06 | 安徽元琛环保科技股份有限公司 | Preparation method of denitration and CO2 adsorption material and prepared adsorption material |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN103920463A (en) | Preparation method for grafted and modified silicon-based solid-state-amine carbon dioxide adsorption material | |
| CN101804335B (en) | Preparation method of organic-inorganic porous composite material for absorbing carbon dioxide | |
| JP5932771B2 (en) | System and method for capturing and sequestering carbon dioxide | |
| US8834822B1 (en) | Regenerable immobilized aminosilane sorbents for carbon dioxide capture applications | |
| CN109232781B (en) | Preparation method of nitrogen-containing porous organic polymer | |
| CN106629761A (en) | Synthesis method of SSZ-13 molecular sieve | |
| CN102211017A (en) | Amidoxime group uranium extraction sorbent and preparation method thereof | |
| CN102423600B (en) | Method for improving adsorption separation efficiency of CO2-containing mixed gas | |
| CN103990442A (en) | Method for preparing solid amine CO2 adsorption material based on nano-silica dipping | |
| CN105617978B (en) | Room temperature CO absorption2Support type MgO/ γ-Al2O3The preparation method of adsorbent | |
| CN106944018A (en) | A kind of polyethyleneimine-modified meerschaum adsorbent and its preparation method and application | |
| CN112390270A (en) | Hydrophobically modified ZSM-5 molecular sieve and preparation method and application thereof | |
| Fan et al. | In-situ Fe/Ti doped amine-grafted silica aerogel from fly ash for efficient CO2 capture: Facile synthesis and super adsorption performance | |
| CN106669613A (en) | Amino porous carbon dioxide adsorbent and preparation method thereof | |
| CN106552609A (en) | Carbon dioxide absorber and its preparation method based on layer stephanoporate silicon dioxide block | |
| Zhao et al. | Post-Combustion CO2 capture demonstration using supported amine sorbents: Design and evaluation of 200 kWth pilot | |
| CN105597705A (en) | Super-microporous covalent triazine skeletal material with excellent CO2 adsorption and separation performance and preparation method | |
| CN110496589B (en) | Hydrotalcite, preparation method thereof and application of hydrotalcite in PFOS (Perfluorooctane sulfonate) pollutant adsorption in water body | |
| CN107840334A (en) | A kind of atomic hole porous carbon materials and preparation method thereof | |
| WO2021215265A1 (en) | Carbon dioxide absorbing material, carbon dioxide absorbing material production method, carbon dioxide separation body and carbon dioxide separation and recovery device | |
| CN106799210A (en) | A kind of preparation method and application of sepiolite base adsorbent | |
| KR101216020B1 (en) | Surface Treatment Method of Activated Carbon | |
| CN108816193A (en) | One kind having superelevation ultramicropore molasses base carbon material and the preparation method and application thereof | |
| CN102059092A (en) | Refrigerating composite absorbent and preparation method thereof | |
| US9808784B2 (en) | Mesoporous cellular foam impregnated with iron-substituted heteropolyacid, preparation method therefor, and carbon dioxide separation method using same |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| RJ01 | Rejection of invention patent application after publication | ||
| RJ01 | Rejection of invention patent application after publication |
Application publication date: 20140716 |