CN112892488A - Honeycomb attapulgite clay material, preparation method and application - Google Patents
Honeycomb attapulgite clay material, preparation method and application Download PDFInfo
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- 229960000892 attapulgite Drugs 0.000 title claims abstract description 68
- 239000004927 clay Substances 0.000 title claims abstract description 68
- 229910052625 palygorskite Inorganic materials 0.000 title claims abstract description 68
- 239000000463 material Substances 0.000 title claims abstract description 24
- 238000002360 preparation method Methods 0.000 title claims abstract description 24
- GWEVSGVZZGPLCZ-UHFFFAOYSA-N Titan oxide Chemical compound O=[Ti]=O GWEVSGVZZGPLCZ-UHFFFAOYSA-N 0.000 claims abstract description 30
- LZZYPRNAOMGNLH-UHFFFAOYSA-M Cetrimonium bromide Chemical compound [Br-].CCCCCCCCCCCCCCCC[N+](C)(C)C LZZYPRNAOMGNLH-UHFFFAOYSA-M 0.000 claims abstract description 19
- GVGUFUZHNYFZLC-UHFFFAOYSA-N dodecyl benzenesulfonate;sodium Chemical compound [Na].CCCCCCCCCCCCOS(=O)(=O)C1=CC=CC=C1 GVGUFUZHNYFZLC-UHFFFAOYSA-N 0.000 claims abstract description 19
- 229940080264 sodium dodecylbenzenesulfonate Drugs 0.000 claims abstract description 19
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 19
- 239000004115 Sodium Silicate Substances 0.000 claims abstract description 15
- 239000002994 raw material Substances 0.000 claims abstract description 15
- NTHWMYGWWRZVTN-UHFFFAOYSA-N sodium silicate Chemical compound [Na+].[Na+].[O-][Si]([O-])=O NTHWMYGWWRZVTN-UHFFFAOYSA-N 0.000 claims abstract description 15
- 229910052911 sodium silicate Inorganic materials 0.000 claims abstract description 15
- 239000004408 titanium dioxide Substances 0.000 claims abstract description 15
- 239000007789 gas Substances 0.000 claims abstract description 8
- 239000000203 mixture Substances 0.000 claims description 62
- 238000001035 drying Methods 0.000 claims description 12
- 238000000227 grinding Methods 0.000 claims description 12
- 238000003756 stirring Methods 0.000 claims description 12
- 238000001354 calcination Methods 0.000 claims description 6
- 238000001816 cooling Methods 0.000 claims description 6
- 238000001125 extrusion Methods 0.000 claims description 6
- 238000002156 mixing Methods 0.000 claims description 6
- 238000005406 washing Methods 0.000 claims description 6
- 238000000034 method Methods 0.000 claims description 4
- 239000011363 dried mixture Substances 0.000 claims description 2
- 239000000843 powder Substances 0.000 claims description 2
- 230000001413 cellular effect Effects 0.000 claims 7
- 230000000694 effects Effects 0.000 abstract description 10
- YXFVVABEGXRONW-UHFFFAOYSA-N Toluene Chemical compound CC1=CC=CC=C1 YXFVVABEGXRONW-UHFFFAOYSA-N 0.000 abstract description 9
- 238000001179 sorption measurement Methods 0.000 abstract description 9
- 229910008051 Si-OH Inorganic materials 0.000 abstract description 3
- 229910006358 Si—OH Inorganic materials 0.000 abstract description 3
- WSFSSNUMVMOOMR-NJFSPNSNSA-N methanone Chemical compound O=[14CH2] WSFSSNUMVMOOMR-NJFSPNSNSA-N 0.000 abstract description 3
- 230000002195 synergetic effect Effects 0.000 abstract description 3
- 239000008204 material by function Substances 0.000 abstract description 2
- WSFSSNUMVMOOMR-UHFFFAOYSA-N Formaldehyde Chemical compound O=C WSFSSNUMVMOOMR-UHFFFAOYSA-N 0.000 description 12
- 238000007873 sieving Methods 0.000 description 8
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 description 6
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N Silicium dioxide Chemical compound O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 description 4
- 230000000052 comparative effect Effects 0.000 description 4
- 238000004887 air purification Methods 0.000 description 2
- BRPQOXSCLDDYGP-UHFFFAOYSA-N calcium oxide Chemical compound [O-2].[Ca+2] BRPQOXSCLDDYGP-UHFFFAOYSA-N 0.000 description 2
- 239000000292 calcium oxide Substances 0.000 description 2
- ODINCKMPIJJUCX-UHFFFAOYSA-N calcium oxide Inorganic materials [Ca]=O ODINCKMPIJJUCX-UHFFFAOYSA-N 0.000 description 2
- 238000009472 formulation Methods 0.000 description 2
- 239000000395 magnesium oxide Substances 0.000 description 2
- CPLXHLVBOLITMK-UHFFFAOYSA-N magnesium oxide Inorganic materials [Mg]=O CPLXHLVBOLITMK-UHFFFAOYSA-N 0.000 description 2
- AXZKOIWUVFPNLO-UHFFFAOYSA-N magnesium;oxygen(2-) Chemical compound [O-2].[Mg+2] AXZKOIWUVFPNLO-UHFFFAOYSA-N 0.000 description 2
- 239000000377 silicon dioxide Substances 0.000 description 2
- 235000012239 silicon dioxide Nutrition 0.000 description 2
- 241000282414 Homo sapiens Species 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000003912 environmental pollution Methods 0.000 description 1
- 230000035515 penetration Effects 0.000 description 1
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- 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
-
- 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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- 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
- B01J20/06—Solid sorbent compositions or filter aid compositions; Sorbents for chromatography; Processes for preparing, regenerating or reactivating thereof comprising inorganic material comprising oxides or hydroxides of metals not provided for in group B01J20/04
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
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- 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
- B01J20/10—Solid sorbent compositions or filter aid compositions; Sorbents for chromatography; Processes for preparing, regenerating or reactivating thereof comprising inorganic material comprising silica or silicate
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
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- B01J20/10—Solid sorbent compositions or filter aid compositions; Sorbents for chromatography; Processes for preparing, regenerating or reactivating thereof comprising inorganic material comprising silica or silicate
- B01J20/12—Naturally occurring clays or bleaching earth
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- B01J20/28042—Shaped bodies; Monolithic structures
- B01J20/28045—Honeycomb or cellular structures; Solid foams or sponges
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Abstract
A honeycomb type attapulgite clay material, a preparation method and application thereof, belonging to the field of modified functional materials. The raw materials used by weight percentage are as follows: 70-85% of modified attapulgite clay, 5-15% of titanium dioxide, 1-5% of sodium silicate, 3-5% of sodium dodecyl benzene sulfonate solution, 3-5% of hexadecyl trimethyl ammonium bromide solution, and the mass ratio of the raw materials to water is 10-5: 1; also discloses a preparation method thereof. The modified attapulgite clay is used as a main raw material, and the prepared material has high strength, is not easy to damage and has long service life. In addition, the invention hasLarge specific surface area, Si-OH and OH existing on the surface2The sodium dodecyl benzene sulfonate and the hexadecyl trimethyl ammonium bromide have synergistic compatibilization effect, can enhance the distribution effect on organic matters, and have good adsorption effect on harmful gases such as formaldehyde, toluene and the like.
Description
Technical Field
The invention relates to the field of modified functional materials, in particular to a honeycomb type attapulgite clay material, a preparation method and application thereof.
Background
After the "soot-type pollution" of the 18 th century and the "photochemical" pollution of the 19 th century, human beings are currently undergoing a third pollution period, which is marked by "indoor environmental pollution". Air purification has therefore to be taken into account. Nowadays, the main adsorbing material used for air purification is activated carbon. The activated carbon adopts a physical adsorption method, but has certain defects and limitations, such as easy saturation, high temperature resistance, fragility, high treatment cost and the like, so that a new material is needed to be searched, the adsorption effect is enhanced, and the cost is reduced.
Disclosure of Invention
The invention aims to provide an economical and efficient honeycomb type attapulgite clay material for replacing activated carbon, a preparation method thereof and application in the field of adsorption.
The technical scheme of the invention is as follows:
a preparation method of a honeycomb type attapulgite clay material comprises the following steps:
(1) mixing the modified attapulgite clay with a sodium dodecyl benzene sulfonate solution and a hexadecyl trimethyl ammonium bromide solution, placing the mixture into a constant-temperature oscillator, oscillating the mixture for 2 to 3 hours at the temperature of between 70 and 80 ℃, taking the mixture out, washing the mixture with clear water, drying the washed mixture at the temperature of between 80 and 90 ℃, and grinding the dried mixture;
(2) adding the ground powder, titanium dioxide and sodium silicate into a stirrer according to the mass ratio for stirring, adding water after 10-15 minutes, and continuously stirring to form a plastic mud block;
(3) conveying the plastic mud blocks into a vacuum pugging machine to uniformly mix the mud blocks;
(4) putting the pug subjected to pugging into a honeycomb mould for extrusion forming to obtain a wet honeycomb type attapulgite clay material;
(5) placing the wet honeycomb type attapulgite clay in an oven, and drying at 105 ℃ for 20-24h to finally obtain the honeycomb type attapulgite clay material.
Further, the raw materials and the mass percentage are respectively as follows: 70-85% of modified attapulgite clay, 5-15% of titanium dioxide, 1-5% of sodium silicate, 3-5% of sodium dodecyl benzene sulfonate solution and 3-5% of hexadecyl trimethyl ammonium bromide solution, wherein the mass ratio of the raw materials to water is 10-5: 1.
further, the preparation method of the modified attapulgite clay comprises the steps of calcining the attapulgite clay at the temperature of 400-500 ℃ for 2-3 hours, naturally cooling to room temperature, taking out, and grinding and dispersing uniformly to obtain the modified attapulgite clay.
Furthermore, the mass concentration of the sodium dodecyl benzene sulfonate solution and the mass concentration of the hexadecyl trimethyl ammonium bromide solution are respectively 280g/L-500g/L and 100g/L-350 g/L.
The invention has the beneficial effects that: according to the honeycomb type attapulgite clay prepared by the technical scheme, the proportion of main skeleton components such as silicon dioxide, calcium oxide and magnesium oxide in the modified attapulgite clay is high, and simultaneously titanium dioxide and sodium silicate are added, so that the prepared material is high in strength, not easy to damage and long in service life. In addition, the invention has larger specific surface area, and Si-OH and OH exist on the surface2The sodium dodecyl benzene sulfonate and the hexadecyl trimethyl ammonium bromide have synergistic compatibilization effect, can enhance the distribution effect on organic matters, and have good adsorption effect on harmful gases such as formaldehyde, toluene and the like.
Drawings
FIG. 1 is a Freundlich adsorption isotherm of the four formulations for formaldehyde in the gas phase.
Figure 2 is a Freundlich penetration curve of four formulations against formaldehyde in the gas phase.
Detailed Description
The specific implementation and operation modes of the invention are as follows:
example 1:
the raw materials used by weight percentage are as follows: 80% of modified attapulgite clay, 10% of titanium dioxide, 2% of sodium silicate, 4% of sodium dodecyl benzene sulfonate solution with the mass concentration of 350g/L, 4% of hexadecyl trimethyl ammonium bromide solution with the mass concentration of 200g/L, and the mass ratio of the raw materials to water is 8: 1.
the preparation method of the modified attapulgite clay comprises the steps of putting the attapulgite clay into a high-temperature resistance furnace, calcining for 2.5 hours at 500 ℃, naturally cooling to room temperature, taking out, grinding, and sieving with a 260-mesh sieve.
The preparation method of the honeycomb type attapulgite clay is characterized by comprising the following preparation steps: mixing modified attapulgite clay, sodium dodecyl benzene sulfonate solution and hexadecyl trimethyl ammonium bromide solution, placing the mixture into a constant-temperature oscillator, oscillating the mixture for 2 hours at 75 ℃, taking the mixture out, washing the mixture with clear water, drying the mixture at 85 ℃, grinding the mixture, sieving the mixture with a 260-mesh sieve, adding the mixture, titanium dioxide and sodium silicate into a stirrer according to the mass ratio, stirring the mixture, adding water after 15 minutes, and continuously stirring the mixture to form a plastic mud block; and conveying the mixture to a vacuum pug mill to uniformly mix the mud blocks. Putting the pug subjected to pugging into a honeycomb mould for extrusion forming to obtain wet honeycomb type attapulgite clay; and (3) placing the wet honeycomb type attapulgite clay into an oven, and drying for 24 hours at 105 ℃ to finally obtain the honeycomb type attapulgite clay.
Example 2:
the raw materials used by weight percentage are as follows: 82% of modified attapulgite clay, 9% of titanium dioxide, 3% of sodium silicate, 3% of sodium dodecyl benzene sulfonate solution with the mass concentration of 300g/L, 3% of hexadecyl trimethyl ammonium bromide solution with the mass concentration of 300g/L, and the mass ratio of the raw materials to water is 8: 1.
the preparation method of the modified attapulgite clay comprises the steps of putting the attapulgite clay into a high-temperature resistance furnace, calcining for 2.5 hours at 500 ℃, naturally cooling to room temperature, taking out, grinding, and sieving with a 260-mesh sieve.
The preparation method of the honeycomb type attapulgite clay is characterized by comprising the following preparation steps: mixing modified attapulgite clay, sodium dodecyl benzene sulfonate solution and hexadecyl trimethyl ammonium bromide solution, placing the mixture into a constant-temperature oscillator, oscillating the mixture for 2 hours at 75 ℃, taking the mixture out, washing the mixture with clear water, drying the mixture at 85 ℃, grinding the mixture, sieving the mixture with a 260-mesh sieve, adding the mixture, titanium dioxide and sodium silicate into a stirrer according to the mass ratio, stirring the mixture, adding water after 15 minutes, and continuously stirring the mixture to form a plastic mud block; and conveying the mixture to a vacuum pug mill to uniformly mix the mud blocks. Putting the pug subjected to pugging into a honeycomb mould for extrusion forming to obtain wet honeycomb type attapulgite clay; and (3) placing the wet honeycomb type attapulgite clay into an oven, and drying for 24 hours at 105 ℃ to finally obtain the honeycomb type attapulgite clay.
Comparative example 1:
the raw materials used by weight percentage are as follows: 90% of modified attapulgite clay, 2% of titanium dioxide, 5% of sodium silicate, 1.5% of sodium dodecyl benzene sulfonate solution with the mass concentration of 100g/L, 1.5% of hexadecyl trimethyl ammonium bromide solution with the mass concentration of 100g/L, and the mass ratio of the raw materials to water is 10: 1.
the preparation method of the modified attapulgite clay comprises the steps of putting the attapulgite clay into a high-temperature resistance furnace, calcining for 2.5 hours at 500 ℃, naturally cooling to room temperature, taking out, grinding, and sieving with a 260-mesh sieve.
The preparation method of the honeycomb type attapulgite clay is characterized by comprising the following preparation steps: mixing modified attapulgite clay, sodium dodecyl benzene sulfonate solution and hexadecyl trimethyl ammonium bromide solution, placing the mixture into a constant-temperature oscillator, oscillating the mixture for 2 hours at 75 ℃, taking the mixture out, washing the mixture with clear water, drying the mixture at 85 ℃, grinding the mixture, sieving the mixture with a 260-mesh sieve, adding the mixture, titanium dioxide and sodium silicate into a stirrer according to the mass ratio, stirring the mixture, adding water after 15 minutes, and continuously stirring the mixture to form a plastic mud block; and conveying the mixture to a vacuum pug mill to uniformly mix the mud blocks. Putting the pug subjected to pugging into a honeycomb mould for extrusion forming to obtain wet honeycomb type attapulgite clay; and (3) placing the wet honeycomb type attapulgite clay into an oven, and drying for 24 hours at 105 ℃ to finally obtain the honeycomb type attapulgite clay.
Comparative example 2:
the raw materials used by weight percentage are as follows: 65% of modified attapulgite clay, 15% of titanium dioxide, 10% of sodium silicate, 5% of sodium dodecyl benzene sulfonate solution with the mass concentration of 100g/L, 5% of hexadecyl trimethyl ammonium bromide solution with the mass concentration of 100g/L, and the mass ratio of the raw materials to water is 10: 1.
the preparation method of the modified attapulgite clay comprises the steps of putting the attapulgite clay into a high-temperature resistance furnace, calcining for 2.5 hours at 500 ℃, naturally cooling to room temperature, taking out, grinding, and sieving with a 260-mesh sieve.
The preparation method of the honeycomb type attapulgite clay is characterized by comprising the following preparation steps: mixing modified attapulgite clay, sodium dodecyl benzene sulfonate solution and hexadecyl trimethyl ammonium bromide solution, placing the mixture into a constant-temperature oscillator, oscillating the mixture for 2 hours at 75 ℃, taking the mixture out, washing the mixture with clear water, drying the mixture at 85 ℃, grinding the mixture, sieving the mixture with a 260-mesh sieve, adding the mixture, titanium dioxide and sodium silicate into a stirrer according to the mass ratio, stirring the mixture, adding water after 15 minutes, and continuously stirring the mixture to form a plastic mud block; and conveying the mixture to a vacuum pug mill to uniformly mix the mud blocks. Putting the pug subjected to pugging into a honeycomb mould for extrusion forming to obtain wet honeycomb type attapulgite clay; and (3) placing the wet honeycomb type attapulgite clay into an oven, and drying for 24 hours at 105 ℃ to finally obtain the honeycomb type attapulgite clay.
The experimental results of the adsorption of the formaldehyde in the gas phase in each example and comparative example are shown in the attached drawings of the specification, and the adsorption effect of the formaldehyde in the gas phase in the examples 1 and 2 is obviously better than that in the comparative examples 1 and 2.
According to the honeycomb type attapulgite clay prepared by the technical scheme, the proportion of main skeleton components such as silicon dioxide, calcium oxide and magnesium oxide in the modified attapulgite clay is high, and simultaneously titanium dioxide and sodium silicate are added, so that the prepared material is high in strength, not easy to damage and long in service life. In addition, the invention has larger specific surface area, and Si-OH and OH exist on the surface2The sodium dodecyl benzene sulfonate and the hexadecyl trimethyl ammonium bromide have a synergistic compatibilization effect, can enhance the distribution effect on organic matters, and have a good adsorption function on harmful gases such as formaldehyde, toluene and the like.
Claims (7)
1. A preparation method of a honeycomb type attapulgite clay material is characterized by comprising the following steps:
(1) mixing the modified attapulgite clay with a sodium dodecyl benzene sulfonate solution and a hexadecyl trimethyl ammonium bromide solution, placing the mixture into a constant-temperature oscillator, oscillating the mixture for 2 to 3 hours at the temperature of between 70 and 80 ℃, taking the mixture out, washing the mixture with clear water, drying the washed mixture at the temperature of between 80 and 90 ℃, and grinding the dried mixture;
(2) adding the ground powder, titanium dioxide and sodium silicate into a stirrer according to the mass ratio for stirring, adding water after 10-15 minutes, and continuously stirring to form a plastic mud block;
(3) conveying the plastic mud blocks into a vacuum pugging machine to uniformly mix the mud blocks;
(4) putting the pug subjected to pugging into a honeycomb mould for extrusion forming to obtain a wet honeycomb type attapulgite clay material;
(5) placing the wet honeycomb type attapulgite clay in an oven, and drying at 105 ℃ for 20-24h to finally obtain the honeycomb type attapulgite clay material.
2. The preparation method of the honeycomb type attapulgite clay material according to claim 1, wherein the raw materials and the mass percentage are respectively as follows: 70-85% of modified attapulgite clay, 5-15% of titanium dioxide, 1-5% of sodium silicate, 3-5% of sodium dodecyl benzene sulfonate solution and 3-5% of hexadecyl trimethyl ammonium bromide solution, wherein the mass ratio of the raw materials to water is 10-5: 1.
3. the method for preparing cellular attapulgite clay material according to claim 1 or 2, wherein the modified attapulgite clay is prepared by calcining attapulgite clay at 400-500 ℃ for 2-3 hours, naturally cooling to room temperature, taking out, grinding and dispersing uniformly.
4. The method for preparing the cellular attapulgite clay material according to claim 1 or 2, wherein the mass concentrations of the sodium dodecyl benzene sulfonate solution and the cetyl trimethyl ammonium bromide solution are respectively 280g/L-500g/L and 100g/L-350 g/L.
5. The method for preparing the cellular attapulgite clay material according to claim 3, wherein the mass concentrations of the sodium dodecyl benzene sulfonate solution and the cetyl trimethyl ammonium bromide solution are respectively 280g/L-500g/L and 100g/L-350 g/L.
6. A cellular attapulgite clay material, which is characterized in that the cellular attapulgite clay material is prepared by the preparation method of any one of claims 1 to 5.
7. The application of the cellular attapulgite clay material is characterized in that the cellular attapulgite clay material prepared by the preparation method of any one of claims 1 to 5 is used for adsorbing harmful gases.
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Citations (11)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US20110174228A1 (en) * | 2010-01-21 | 2011-07-21 | F&R Enterprises, Inc. | Hybrid animal litter composition |
CN102145280A (en) * | 2011-02-15 | 2011-08-10 | 常州大学 | Method for preparing rice hull active carbon/silicon dioxide/titanium dioxide composite material |
CN103007479A (en) * | 2012-12-31 | 2013-04-03 | 西安科技大学 | Fire extinguishing agent |
CN104768644A (en) * | 2012-11-08 | 2015-07-08 | 揖斐电株式会社 | Honeycomb structure and manufacturing method thereof |
CN106221489A (en) * | 2016-08-25 | 2016-12-14 | 芜湖市天雄新材料科技有限公司 | A kind of automatically cleaning ornament materials for floor |
WO2018113004A1 (en) * | 2016-12-23 | 2018-06-28 | 中节能万润股份有限公司 | Method for preparing molecular sieve-multielement oxide composite integrally extruded denitration catalyst |
CN108355609A (en) * | 2018-04-28 | 2018-08-03 | 南京工程学院 | A kind of supported copper, silver ion are attapulgite modified and preparation method thereof |
CN108905998A (en) * | 2018-07-23 | 2018-11-30 | 合肥岑遥新材料科技有限公司 | A kind of strong adsorption capacity material and preparation method thereof |
CN108930041A (en) * | 2018-08-02 | 2018-12-04 | 常州大学盱眙凹土研发中心 | A kind of TiO2Quantum dot/carbonitride/attapulgite composite material preparation method and its application in photocathode anti-corrosion |
CN111097364A (en) * | 2019-12-31 | 2020-05-05 | 北京师范大学 | Modified attapulgite clay and preparation method thereof |
CN112007508A (en) * | 2020-08-21 | 2020-12-01 | 广东薇氧生态科技有限公司 | Novel material for purifying air and releasing negative ions and preparation method thereof |
-
2021
- 2021-01-20 CN CN202110072630.XA patent/CN112892488A/en active Pending
Patent Citations (11)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US20110174228A1 (en) * | 2010-01-21 | 2011-07-21 | F&R Enterprises, Inc. | Hybrid animal litter composition |
CN102145280A (en) * | 2011-02-15 | 2011-08-10 | 常州大学 | Method for preparing rice hull active carbon/silicon dioxide/titanium dioxide composite material |
CN104768644A (en) * | 2012-11-08 | 2015-07-08 | 揖斐电株式会社 | Honeycomb structure and manufacturing method thereof |
CN103007479A (en) * | 2012-12-31 | 2013-04-03 | 西安科技大学 | Fire extinguishing agent |
CN106221489A (en) * | 2016-08-25 | 2016-12-14 | 芜湖市天雄新材料科技有限公司 | A kind of automatically cleaning ornament materials for floor |
WO2018113004A1 (en) * | 2016-12-23 | 2018-06-28 | 中节能万润股份有限公司 | Method for preparing molecular sieve-multielement oxide composite integrally extruded denitration catalyst |
CN108355609A (en) * | 2018-04-28 | 2018-08-03 | 南京工程学院 | A kind of supported copper, silver ion are attapulgite modified and preparation method thereof |
CN108905998A (en) * | 2018-07-23 | 2018-11-30 | 合肥岑遥新材料科技有限公司 | A kind of strong adsorption capacity material and preparation method thereof |
CN108930041A (en) * | 2018-08-02 | 2018-12-04 | 常州大学盱眙凹土研发中心 | A kind of TiO2Quantum dot/carbonitride/attapulgite composite material preparation method and its application in photocathode anti-corrosion |
CN111097364A (en) * | 2019-12-31 | 2020-05-05 | 北京师范大学 | Modified attapulgite clay and preparation method thereof |
CN112007508A (en) * | 2020-08-21 | 2020-12-01 | 广东薇氧生态科技有限公司 | Novel material for purifying air and releasing negative ions and preparation method thereof |
Non-Patent Citations (1)
Title |
---|
赵子龙等: ""阴-阳离子改性凹凸棒石对水溶液中双酚A的吸附机制"" * |
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