CN103394351A - Three-dimensional ordered macro-porous Mn2O3 supported Au catalyst, and preparation method and application thereof - Google Patents
Three-dimensional ordered macro-porous Mn2O3 supported Au catalyst, and preparation method and application thereof Download PDFInfo
- Publication number
- CN103394351A CN103394351A CN2013102079210A CN201310207921A CN103394351A CN 103394351 A CN103394351 A CN 103394351A CN 2013102079210 A CN2013102079210 A CN 2013102079210A CN 201310207921 A CN201310207921 A CN 201310207921A CN 103394351 A CN103394351 A CN 103394351A
- Authority
- CN
- China
- Prior art keywords
- 3dom
- catalyst
- room temperature
- dimensional ordered
- mn2o3
- 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.)
- Granted
Links
Images
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
Abstract
The invention relates to a three-dimensional ordered macro-porous Mn2O3 supported Au catalyst, and a preparation method and an application thereof, and belongs to the fields of transition metal oxide supported precious metal catalysts and catalysis applications thereof. Cubic Au nanoparticles are supported on the hole wall of Mn2O3 having a three-dimensional ordered macro-porous (3DOM) structure. The preparation method comprises the following steps: preparing 3DOM Mn2O3 through adopting an glycol assisted PMMA colloidal crystal template process, and supporting Au nanoparticles on the 3DOM Mn2O3 through adopting a polyvinyl alcohol protected bubbling reduction process to obtain Au/3DOM Mn2O3. The preparation method has the advantages of cheap and easily available raw materials, and simple preparation process, and the morphology, particle size and aperture of the obtained catalyst are controllable.
Description
Technical field
The present invention relates to the Mn that a kind of bubbling reducing process that adopts glue crystal template method and polyvinyl alcohol to protect prepares three-dimensional ordered macroporous structure
2O
3And the preparation method of load gold catalyst, and, to the catalytic performance of CO and volatile organic matter oxidation, relate in particular to three-dimensional ordered macroporous Mn
2O
3Glue crystal template preparation method and three-dimensional ordered macroporous Mn
2O
3The preparation method of the bubbling reducing process of the polyvinyl alcohol of load Au protection and to the catalytic performance of CO and toluene oxidation reaction, belong to transition metal oxide supported precious metal catalyst and catalytic applications.
Background technology
The development of modern industry has also brought pollution to environment when improving our life.Industrial waste gas (volatile organic matter VOCs etc.) is the main source that causes atmosphere pollution.In the technology that VOCs pollute to control, Production by Catalytic Combustion Process is at present the most frequently used removal technology, and by catalytic action, VOCs can burn under lower temperature (<500 ° of C), and its clearance is usually above 95%.In catalytic combustion, the selection of catalyst is particularly crucial.The catalyst type that is applied at present the VOCs catalytic combustion mainly contains carried noble metal, single metal oxide and composite metal oxide etc., in the catalyst of having studied, loaded noble metal catalyst is best to the catalytic activity of CO and VOCs oxidation reaction, and wherein the Au nanocatalyst shows good catalytic activity to CO and VOCs oxidation.Au is carried on to the transition metal oxide (MO of high-specific surface area
Y)On carrier, also can further improve its catalytic performance to CO and VOCs oxidation reaction.Such as: Sinha etc. (A.K.Sinha, et al., Angewandte Chemie International Edition, 2007,46:2891-2894) studied toluene, acetaldehyde, n-hexane at Au/ γ-MnO
2Oxidation reaction on catalyst, find that it shows good catalytic performance.Wang etc. (L.C.Wang, et al., Applied Catalysis B, 2009,88:204-212) and Bastosa etc. (S.S.T.Bastosa, et al., Catalysis Today, 2012,180:148-154) studying CO at Au/Mn
2O
3, Au/MnO
2And Au/Mn
3O
4After oxidation reaction on catalyst, point out, these load gold catalysts demonstrate higher catalytic activity.Yu etc. (X.H.Yu, et al., The journal of Physical Chemistry C, 2012,116:851-860) observe Pt/MnO
2Catalyst oxidation of formaldehyde reaction and display is catalytic activity preferably.Jin etc. (M.S.Jin, et al., Catalysis Today, 2012,185:183-190) prepared meso-pore Ce O
2And Mn
2O
3The palladium catalyst of load, find Pd/ meso-pore Ce O
2The CO oxidation reaction is demonstrated to the highest catalytic activity.Qu etc. (Z.P.Qu, et al., Applied Catalysis B, 2013,132 – 133:353-362) have prepared Ag-MnO
x/ SBA-15 catalyst, observe it toluene oxidation reaction table revealed to good catalytic.
Three-dimensional ordered macroporous (3DOM) structure catalyst makes it in physics and chemistry fields such as electricity, magnetic, absorption and catalysis, have great application prospect because having higher specific area, larger pore volume and flourishing pore structure.Macroporous structure is conducive to reduce resistance to mass tranfer and impels guest molecule to arrive active sites, thereby is conducive to the absorption and diffusion of reactant molecule.In in the past 10 years, Chinese scholars has carried out inquiring into widely to the preparation of 3DOM material.People utilize recently set up take glue brilliant [as polymethyl methacrylate (PMMA) and polystyrene (PS) etc.)] micron ball as the synthetic technology of hard template, can obtain aperture at tens of extremely 3DOM materials of hundreds of nanometers.For example: Stein seminar (A.Stein, et al., Chemistry of Materials, 2000,12:1134-1141) take the PS microballoon as template, take metal acetate salt or oxalates as predecessor, synthesized the Fe of 3DOM structure
2O
3, Cr
2O
3, Mn
2O
3And Co
3O
4, aperture is that 380-550nm and specific area are 20-39m
2/ g.Ueda and partner thereof (W.Ueda, et al., Chemistry of Materials, 2007,19:5779-5785) utilize the PMMA microballoon of different-diameter to make template and metal nitrate is predecessor, synthesized the Fe of 3DOM structure
2O
3, Cr
2O
3, Mn
2O
3, Mn
3O
4And Co
3O
4, aperture is that 170-180nm and specific area are 13-57m
2/ g.
Mn
2O
3The material with good catalytic activity, if it is made to 3DOM Mn
2O
3, can greatly improve its specific area, improve surface and body phase character and be conducive to the diffusion of reactant molecule and activate absorption, thereby improve significantly its catalytic activity; If more appropriate Au nano particle is supported to 3DOM Mn
2O
3On carrier, can further improve catalytic performance.3DOM Mn
2O
3In the Mn ion contain multiple oxidation state, have stronger oxidation-reduction (Redox) ability, Mn
2O
3And may have strong interaction and synergy between Au, be conducive to promote the Redox process of catalyst, thereby be conducive to the raising of catalytic activity.Up to now, there is no document and patent report and cross the transition metal oxide supported precious metal catalyst Au/3DOM Mn that the bubbling reducing process preparation of using glue crystal template method and polyvinyl alcohol protection has three-dimensional ordered macroporous structure
2O
3.Therefore, the research and development preparation has the Mn of three-dimensional ordered macroporous structure
2O
3Carried noble metal Au catalyst is significant.
Summary of the invention
The object of the present invention is to provide the bubbling reducing process of glue crystal template method and polyvinyl alcohol protection to prepare Au/3DOM Mn
2O
3The method of catalyst.
Three-dimensional ordered macroporous Mn
2O
3Load Au catalyst is Au/3DOM Mn
2O
3Catalyst, is characterized in that, has the Mn of three-dimensional ordered macroporous structure
2O
3Hole wall on load Emission in Cubic Au nano particle is arranged.
Au/3DOM Mn
2O
3The preparation method of catalyst, is characterized in that, adopts the bubbling reducing process of the auxiliary PMMA glue crystal template method of ethylene glycol and polyvinyl alcohol protection to prepare respectively 3DOM Mn
2O
3With Au/3DOM Mn
2O
3Specifically comprise the following steps:
(1) get Mn (NO
3)
2The aqueous solution joins in absolute methanol and stirs 10min, to mixing in precursor liquid, adds ethylene glycol, after stirring at room 30min, then adds the PMMA hard template, wherein Mn (NO
3)
2: absolute methanol: the ratio of ethylene glycol is 20mmol:6ml:2ml, and in room temperature dipping 3h, filtration, drying at room temperature 24h, namely obtain 3DOM Mn after roasting
2O
3Carrier, calcination steps and condition are: (a) at N
2Under atmosphere, with 1 ℃/min speed, by room temperature, be warming up to 300 ° of C, and keep 3h, naturally be down to subsequently room temperature; (b) under air atmosphere, with 1 ° of C/min speed, by room temperature, be warming up to 400 ° of C, keep 3h, with 1 ° of C/min speed, rise to 500 ° of C subsequently, keep naturally being down to room temperature after 10h;
(2) ice-water bath lucifuge environment, join aqueous solution of chloraurate in the aqueous solution of PVA, Au/PVA mass ratio=1.5:1, and uniform stirring 10min, add rapidly NaBH subsequently
4The aqueous solution, Au/NaBH
4Mol ratio=1:5, after stirring 30min, namely make the Au nanometre glue; Adopt bubbling reducing process and the infusion process of PVA protection to prepare Au/3DOM Mn
2O
3Catalyst.According to Au/3DOM Mn
2O
3The Au load capacity of estimating in catalyst, to the 3DOM Mn that adds step (1) in the Au nanometre glue
2O
3Carrier, adsorb under gas sparging is auxiliary, after glue clarification (i.e. absorption fully), filter, washing and under 110 ° of C dry 12h, namely make Au/3DOM Mn
2O
3Catalyst, the aperture of catalyst are 180-220nm.
Au/3DOM Mn
2O
3Middle Au load factor be x (as x=2,4,6,8%), as prepare in the colloidal sol of Au nano particle of different quality and add 200mg3DOM Mn
2O
3Carrier, obtain actual Au load capacity and be followed successively by 1.9,3.6,5.8 and 7.5% xAu/3DOM Mn
2O
3Catalyst.
The present invention has the features such as raw material is cheap and easy to get, and preparation process is simple, and products therefrom pattern, particle diameter and aperture are controlled.
XAu/3DOM Mn prepared by the present invention
2O
3(x=1.9-8%) have characteristics and the excellent catalytic activity of 3DOM structure, at CO and VOCs catalytic oxidation field, have a good application prospect.
Utilize crystal structure, particle morphology and the pore structure of the instrumental characterizing gained target products such as D8ADVANCE type X-ray diffractometer (XRD), ZEISS SUPRA55 type SEM (SEM), JEOL-2010 type transmission electron microscope (TEM), utilize inductively coupled plasma atomic emission spectrum (ICP-AES) to measure Au actual negative carrying capacity.Result shows, according to the prepared xAu/3DOM Mn of the inventive method
2O
3(x=1.9-8%) catalyst present the 3DOM structure and on large hole wall uniform load Emission in Cubic Au nano particle is arranged, and the Au nanometer particle size is between 3.0-3.8nm.
The accompanying drawing explanation
Fig. 1 is obtained xAu/3DOM Mn
2O
3The XRD spectra of (x=1.9,3.6,5.8,7.5%) catalyst, wherein curve (a), (b), (c), (d) are respectively the XRD spectra of embodiment 1, embodiment 2, embodiment 3, embodiment 4 catalyst.
Fig. 2 is prepared xAu/3DOM Mn
2O
3(x=1.9,3.6,5.8,7.5%) the SEM photo of catalyst, wherein figure (a) with (b), (c) with (d), (e) with (f), (g) with (h) be respectively the SEM photo of embodiment 1, embodiment 2, embodiment 3, embodiment 4 catalyst.
Fig. 3 is prepared xAu/3DOM Mn
2O
3The HRTEM photo of (x=1.9,3.6,5.8,7.5%) catalyst, wherein figure (a), (b), (c) and (d) be respectively the TEM photo under the different amplification of embodiment 1, embodiment 2, embodiment 3, embodiment 4 catalyst.
Fig. 4 is prepared xAu/3DOM Mn
2O
3(x=1.9,3.6,5.8,7.5%) and catalyst is through the Au nanometer particle size distribution map of HRTEM figure statistics, wherein figure (a), (b), (c) and (d) be respectively the Au nanometer particle size distribution map of embodiment 1, embodiment 2, embodiment 3, embodiment 4 catalyst.
Fig. 5 is prepared xAu/3DOM Mn
2O
3(x=1.9,3.6,5.8,7.5%) catalytic activity of catalyst, wherein figure (a), (b), (c) and (d) be respectively embodiment 1, embodiment 2, embodiment 3, embodiment 4 catalyst CO concentration be 100ppm, CO and oxygen mol ratio be 1/20 and air speed be the CO oxidation activity curve under 10000mL/ (gh) condition.
Fig. 6 is prepared xAu/3DOM Mn
2O
3(x=1.9,3.6,5.8,7.5%) catalytic activity of catalyst, wherein figure (a), (b), (c) and (d) be respectively embodiment 1, embodiment 2, embodiment 3, embodiment 4 catalyst toluene concentration be 1000ppm, toluene and oxygen mol ratio be 1/400 and air speed be the toluene oxidation activity curve under 40000mL/ (g h) condition.
The specific embodiment
Embodiment 1:
(1) get the Mn (NO of 7.15g50% concentration
3)
2The aqueous solution (20mmol) joins in the 6mL absolute methanol and stirs 10min, to mixing in precursor liquid, adds 2mL ethylene glycol, after stirring at room 30min, add again appropriate PMMA hard template, in room temperature dipping 3h, filtration, drying at room temperature 24h, namely obtain 3DOM Mn after roasting
2O
3Carrier.Roasting condition is: (1) is at N
2Under atmosphere, (20mL/min) is warming up to 300 ° of C with 1 ℃/min speed by room temperature, and keeps 3h, naturally is down to subsequently room temperature; (2) (20mL/min) is warming up to 400 ° of C with 1 ° of C/min speed by room temperature under air atmosphere, keeps 3h, with 1 ° of C/min speed, rises to 500 ° of C subsequently, keeps naturally being down to room temperature after 10h.
(2) ice-water bath lucifuge environment: get that in the aqueous solution (2.0mg/mL) that 13.54mL aqueous solution of chloraurate (1.5mmol/L) joins 1.33mL PVA, (the Au/PVA mass ratio=1.5:1), uniform stirring 10min, add 1.92mL NaBH subsequently fast
4The aqueous solution (2.0mg/mL) (Au/NaBH
4Mol ratio=1:5), form the Au nanometre glue when solution becomes brownish black, stand-by after rapid stirring 30min.
(3) in the Au nanometre glue that makes to (2), add 200mg3DOM Mn
2O
3Carrier, at N
2Under gas sparging is auxiliary, adsorb, after glue clarification (i.e. absorption fully), filter, washing and under 110 ° of C dry 12h, namely make 1.9Au/3DOM Mn
2O
3Catalyst, aperture is about 200nm, and Au nano particle average grain diameter is 3.0nm.
Embodiment 2:
(1) get the Mn (NO of 7.15g50% concentration
3)
2The aqueous solution joins in the 6mL absolute methanol and stirs 10min, to mixing in precursor liquid, adds 2mL ethylene glycol, after stirring at room 30min, then adds appropriate PMMA hard template, and in room temperature dipping 3h, filtration, drying at room temperature 24h, namely obtain 3DOMMn after roasting
2O
3Carrier.Roasting condition is: (1) is at N
2Under atmosphere, (20mL/min) is warming up to 300 ° of C with 1 ℃/min speed by room temperature, and keeps 3h, naturally is down to subsequently room temperature; (2) (20mL/min) is warming up to 400 ° of C with 1 ° of C/min speed by room temperature under air atmosphere, keeps 3h, with 1 ° of C/min speed, rises to 500 ° of C subsequently, keeps naturally being down to room temperature after 10h.
(2) ice-water bath lucifuge environment: get that in the aqueous solution (2.0mg/mL) that 27.08mL aqueous solution of chloraurate (1.5mmol/L) joins 2.67mL PVA, (the Au/PVA mass ratio=1.5:1), uniform stirring 10min, add 3.84mL NaBH subsequently fast
4The aqueous solution (2.0mg/mL) (Au/NaBH
4Mol ratio=1:5), form the Au nanometre glue when solution becomes brownish black, stand-by after rapid stirring 30min.
(3) in the Au nanometre glue that makes to (2), add 200mg3DOM Mn
2O
3Carrier, at N
2Under gas sparging is auxiliary, adsorb, after glue clarification (i.e. absorption fully), filter, washing and under 110 ° of C dry 12h, namely make 3.6Au/3DOM Mn
2O
3Catalyst, aperture is about 210nm, and Au nano particle average grain diameter is 3.2nm.
Embodiment 3:
(1) get the Mn (NO of 7.15g50% concentration
3)
2The aqueous solution joins in the 6mL absolute methanol and stirs 10min, to mixing in precursor liquid, adds 2mL ethylene glycol, after stirring at room 30min, then adds appropriate PMMA hard template, and in room temperature dipping 3h, filtration, drying at room temperature 24h, namely obtain 3DOMMn after roasting
2O
3Carrier.Roasting condition is: (1) is at N
2Under atmosphere, (20mL/min) is warming up to 300 ° of C with 1 ℃/min speed by room temperature, and keeps 3h, naturally is down to subsequently room temperature; (2) (20mL/min) is warming up to 400 ° of C with 1 ° of C/min speed by room temperature under air atmosphere, keeps 3h, with 1 ° of C/min speed, rises to 500 ° of C subsequently, keeps naturally being down to room temperature after 10h.
(2) ice-water bath lucifuge environment: get that in the aqueous solution (2.0mg/mL) that 40.62mL aqueous solution of chloraurate (1.5mmol/L) joins 4.00mL PVA, (the Au/PVA mass ratio=1.5:1), uniform stirring 10min, add 5.76mL NaBH subsequently fast
4The aqueous solution (2.0mg/mL) (Au/NaBH
4Mol ratio=1:5), form the Au nanometre glue when solution becomes brownish black, stand-by after rapid stirring 30min.
(3) in the Au nanometre glue that makes to (2), add 200mg3DOM Mn
2O
3Carrier, at N
2Under gas sparging is auxiliary, adsorb, after glue clarification (i.e. absorption fully), filter, washing and under 110 ° of C dry 12h, namely make 5.6Au/3DOM Mn
2O
3Catalyst, aperture is about 180nm, and Au nano particle average grain diameter is 3.3nm.
Embodiment 4:
(1) get the Mn (NO of 7.15g50% concentration
3)
2The aqueous solution joins in the 6mL absolute methanol and stirs 10min, to mixing in precursor liquid, adds 2mL ethylene glycol, after stirring at room 30min, then adds appropriate PMMA hard template, and in room temperature dipping 3h, filtration, drying at room temperature 24h, namely obtain 3DOMMn after roasting
2O
3Carrier.Roasting condition is: (1) is at N
2Under atmosphere, (20mL/min) is warming up to 300 ° of C with 1 ℃/min speed by room temperature, and keeps 3h, naturally is down to subsequently room temperature; (2) (20mL/min) is warming up to 400 ° of C with 1 ° of C/min speed by room temperature under air atmosphere, keeps 3h, with 1 ° of C/min speed, rises to 500 ° of C subsequently, keeps naturally being down to room temperature after 10h.
(2) ice-water bath lucifuge environment: get that in the aqueous solution (2.0mg/mL) that 54.16mL aqueous solution of chloraurate (1.5mmol/L) joins 5.33mL PVA, (the Au/PVA mass ratio=1.5:1), uniform stirring 10min, add 7.68mL NaBH subsequently fast
4The aqueous solution (2.0mg/mL) (Au/NaBH
4Mol ratio=1:5), form the Au nanometre glue when solution becomes brownish black, stand-by after rapid stirring 30min.
(3) in the Au nanometre glue that makes to (2), add 200mg3DOM Mn
2O
3Carrier, at N
2Under gas sparging is auxiliary, adsorb, after glue clarification (i.e. absorption fully), filter, washing and under 110 ° of C dry 12h, namely make 7.5Au/3DOM Mn
2O
3Catalyst, aperture is about 190nm, and Au nano particle average grain diameter is 3.5nm.
Product material novelty of the present invention, particle morphology and hole dimension are controlled, have good catalytic activity.CO concentration be 100ppm, CO and oxygen mol ratio be 1/20 and air speed be under 10000mL/ (g h) condition, 7.5Au/3DOM Mn
2O
3Temperature when on catalyst, toluene conversion reaches 10%, 50% and 100% is respectively-60 ° of C ,-35 ° of C and-27 ° of C.Toluene concentration be 1000ppm, toluene and oxygen mol ratio be 1/400 and air speed be under 40000mL/ (g h) condition, 7.5Au/3DOM Mn
2O
3Temperature when on catalyst, toluene conversion reaches 10%, 50% and 90% is respectively 220 ° of C, 250 ° of C and 260 ° of C.
Claims (4)
1. three-dimensional ordered macroporous Mn
2O
3Load Au catalyst, is characterized in that, has the Mn of three-dimensional ordered macroporous structure
2O
3Hole wall on load Emission in Cubic Au nano particle is arranged.
2. prepare three-dimensional ordered macroporous Mn claimed in claim 1
2O
3The method of load Au catalyst, is characterized in that, adopts the bubbling reducing process of the auxiliary PMMA glue crystal template method of ethylene glycol and polyvinyl alcohol protection to prepare respectively 3DOM Mn
2O
3With Au/3DOM Mn
2O
3Specifically comprise the following steps:
(1) get Mn (NO
3)
2The aqueous solution joins in absolute methanol and stirs 10min, to mixing in precursor liquid, adds ethylene glycol, after stirring at room 30min, then adds the PMMA hard template, wherein Mn (NO
3)
2: absolute methanol: the ratio of ethylene glycol is 20mmol:6ml:2ml, and in room temperature dipping 3h, filtration, drying at room temperature 24h, namely obtain 3DOM Mn after roasting
2O
3Carrier, calcination steps and condition are: (a) at N
2Under atmosphere, with 1 ℃/min speed, by room temperature, be warming up to 300 ℃, and keep 3h, naturally be down to subsequently room temperature; (b) under air atmosphere, with 1 ℃/min speed, by room temperature, be warming up to 400 ℃ and keep 3h, with 1 ℃/min speed, rise to 500 ℃ subsequently, keep naturally being down to room temperature after 10h;
(2) ice-water bath lucifuge environment, join aqueous solution of chloraurate in the aqueous solution of PVA, Au/PVA mass ratio=1.5:1, and uniform stirring 10min, add rapidly NaBH subsequently
4The aqueous solution, Au/NaBH
4Mol ratio=1:5, after stirring 30min, namely make the Au nanometre glue; Adopt bubbling reducing process and the infusion process of PVA protection to prepare Au/3DOM Mn
2O
3Catalyst.According to Au/3DOM Mn
2O
3The Au load capacity of estimating in catalyst, to the 3DOM Mn that adds step (1) in the Au nanometre glue
2O
3Carrier, adsorb under gas sparging is auxiliary, after the glue clarification, filter, washing and under 110 ℃ dry 12h, namely make Au/3DOM Mn
2O
3Catalyst.
3. according to the method for claim 2, it is characterized in that, the Au load factor is 1.9-8%.
4. three-dimensional ordered macroporous Mn claimed in claim 1
2O
3Load Au catalyst is as CO and VOCs catalytic oxidation.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310207921.0A CN103394351B (en) | 2013-05-30 | 2013-05-30 | Three-dimensional ordered macro-porous Mn2O3 supported Au catalyst, and preparation method and application thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310207921.0A CN103394351B (en) | 2013-05-30 | 2013-05-30 | Three-dimensional ordered macro-porous Mn2O3 supported Au catalyst, and preparation method and application thereof |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN103394351A true CN103394351A (en) | 2013-11-20 |
| CN103394351B CN103394351B (en) | 2015-03-11 |
Family
ID=49558182
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201310207921.0A Expired - Fee Related CN103394351B (en) | 2013-05-30 | 2013-05-30 | Three-dimensional ordered macro-porous Mn2O3 supported Au catalyst, and preparation method and application thereof |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN103394351B (en) |
Cited By (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104607179A (en) * | 2015-01-06 | 2015-05-13 | 中国石油大学(北京) | Catalyst in which potassium-manganese-cerium composite oxide is supported in 3DOM (three-dimensionally ordered macroporous materials), and preparation and application of catalyst |
| CN104841453A (en) * | 2015-04-10 | 2015-08-19 | 北京工业大学 | Three-dimensional ordered macroporous Au-Pd-CoO/MOx catalyst, preparation method and application thereof |
| CN105126918A (en) * | 2015-09-28 | 2015-12-09 | 云南大学 | Macroporous spherical composite-material catalyst for removing benzene compounds in air and preparation method |
| CN105214682A (en) * | 2015-05-08 | 2016-01-06 | 北京工业大学 | Three-dimensional ordered macroporous CeO 2 supporting Co-Pd nanometer alloy catalyst, preparation method and application |
| CN107232661A (en) * | 2016-03-28 | 2017-10-10 | 龚* | A kind of haze-proof mask |
| CN109731582A (en) * | 2019-02-21 | 2019-05-10 | 北京工业大学 | A kind of AuMnO of efficiently catalyzing and oxidizing benzenex/ mesoporous Fe2O3The preparation of catalyst |
| CN110650618A (en) * | 2019-10-29 | 2020-01-03 | Oppo广东移动通信有限公司 | Heat radiating fin, preparation method thereof and electronic equipment |
| CN112547059A (en) * | 2020-09-07 | 2021-03-26 | 北京工业大学 | Ru/3DOM SnO with good stability2Preparation method and application of catalyst |
Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH04215845A (en) * | 1990-10-19 | 1992-08-06 | Toyota Central Res & Dev Lab Inc | Catalyst for purifying exhaust gas |
| CN101982234A (en) * | 2010-09-16 | 2011-03-02 | 中国石油天然气集团公司 | Three-dimensionally ordered macroporous gold-loaded catalyst with composite oxide as carrier and for catalytic combustion |
-
2013
- 2013-05-30 CN CN201310207921.0A patent/CN103394351B/en not_active Expired - Fee Related
Patent Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH04215845A (en) * | 1990-10-19 | 1992-08-06 | Toyota Central Res & Dev Lab Inc | Catalyst for purifying exhaust gas |
| CN101982234A (en) * | 2010-09-16 | 2011-03-02 | 中国石油天然气集团公司 | Three-dimensionally ordered macroporous gold-loaded catalyst with composite oxide as carrier and for catalytic combustion |
Non-Patent Citations (1)
| Title |
|---|
| MASAHIRO SADAKANE ET AL.: ""Facile Preparation of Three-Dimensionally Ordered Macroporous Alumina, Iron Oxide, Chromium Oxide, Manganese Oxide, and Their Mixed-Metal Oxides with High Porosity"", 《CHEMISTRY OF MATERIALS》 * |
Cited By (13)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104607179B (en) * | 2015-01-06 | 2017-06-16 | 中国石油大学(北京) | 3DOM supports catalyst and preparation and the application of potassium manganese-cerium composite oxide |
| CN104607179A (en) * | 2015-01-06 | 2015-05-13 | 中国石油大学(北京) | Catalyst in which potassium-manganese-cerium composite oxide is supported in 3DOM (three-dimensionally ordered macroporous materials), and preparation and application of catalyst |
| CN104841453A (en) * | 2015-04-10 | 2015-08-19 | 北京工业大学 | Three-dimensional ordered macroporous Au-Pd-CoO/MOx catalyst, preparation method and application thereof |
| CN104841453B (en) * | 2015-04-10 | 2018-01-12 | 北京工业大学 | Three-dimensional ordered macroporous Au Pd CoO/MOXCatalyst, preparation method and application |
| CN105214682A (en) * | 2015-05-08 | 2016-01-06 | 北京工业大学 | Three-dimensional ordered macroporous CeO 2 supporting Co-Pd nanometer alloy catalyst, preparation method and application |
| CN105126918A (en) * | 2015-09-28 | 2015-12-09 | 云南大学 | Macroporous spherical composite-material catalyst for removing benzene compounds in air and preparation method |
| CN107232661A (en) * | 2016-03-28 | 2017-10-10 | 龚* | A kind of haze-proof mask |
| CN109731582A (en) * | 2019-02-21 | 2019-05-10 | 北京工业大学 | A kind of AuMnO of efficiently catalyzing and oxidizing benzenex/ mesoporous Fe2O3The preparation of catalyst |
| CN109731582B (en) * | 2019-02-21 | 2022-07-19 | 北京工业大学 | AuMnO for efficiently catalyzing and oxidizing benzenexMesoporous Fe2O3Preparation of the catalyst |
| CN110650618A (en) * | 2019-10-29 | 2020-01-03 | Oppo广东移动通信有限公司 | Heat radiating fin, preparation method thereof and electronic equipment |
| CN110650618B (en) * | 2019-10-29 | 2020-12-01 | Oppo广东移动通信有限公司 | Heat radiating fin, preparation method thereof and electronic equipment |
| CN112547059A (en) * | 2020-09-07 | 2021-03-26 | 北京工业大学 | Ru/3DOM SnO with good stability2Preparation method and application of catalyst |
| CN112547059B (en) * | 2020-09-07 | 2024-01-26 | 北京工业大学 | Ru/3DOM SnO with good stability 2 Preparation method and application of catalyst |
Also Published As
| Publication number | Publication date |
|---|---|
| CN103394351B (en) | 2015-03-11 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN103394351B (en) | Three-dimensional ordered macro-porous Mn2O3 supported Au catalyst, and preparation method and application thereof | |
| CN103301850B (en) | Three-dimensional sequential macroporous Co3O4 loaded nanometer Au catalyst as well as preparation method and application thereof | |
| Xiong et al. | Efficiently multifunctional catalysts of 3D ordered meso-macroporous Ce0. 3Zr0. 7O2-supported PdAu@ CeO2 core-shell nanoparticles for soot oxidation: Synergetic effect of Pd-Au-CeO2 ternary components | |
| Pan et al. | Sphere-shaped Mn3O4 catalyst with remarkable low-temperature activity for methyl–ethyl–ketone combustion | |
| Ghiyasiyan-Arani et al. | Effect of Li2CoMn3O8 nanostructures synthesized by a combustion method on montmorillonite K10 as a potential hydrogen storage material | |
| Sun et al. | Enhanced catalytic performance by oxygen vacancy and active interface originated from facile reduction of OMS-2 | |
| Liu et al. | Insights into flower-like Al2O3 spheres with rich unsaturated pentacoordinate Al3+ sites stabilizing Ru-CeOx for propane total oxidation | |
| Gao et al. | Mesoporous molecular sieve-based materials for catalytic oxidation of VOC: A review | |
| CN101703935B (en) | Load type metal catalyst and preparation method thereof | |
| CN107207274B (en) | A kind of micron cerium oxide particle and preparation method thereof being total to shell structure with multicore | |
| Feng et al. | Nickel-based xerogel catalysts: Synthesis via fast sol-gel method and application in catalytic hydrogenation of p-nitrophenol to p-aminophenol | |
| CN104001505A (en) | Sandwich-like hollow structure metallic oxide @ noble metal nanoparticles @ metallic oxide catalyst as well as preparation method and use thereof | |
| Yao et al. | Research progress on the catalytic elimination of atmospheric molecular contaminants over supported metal-oxide catalysts | |
| CN103007946B (en) | Co3O4/three-dimensional ordered macroporous La0.6Sr0.4CoO3 catalyst, preparation method and application | |
| CN107824212B (en) | Nitrogen-doped carbon-cerium oxide composite material and preparation and application thereof | |
| Zhao et al. | Ultra-small platinum nanoparticles encapsulated in sub-50 nm hollow titania nanospheres for low-temperature water–gas shift reaction | |
| Fu et al. | Preparation and application of ordered mesoporous metal oxide catalytic materials | |
| CN105214682A (en) | Three-dimensional ordered macroporous CeO 2 supporting Co-Pd nanometer alloy catalyst, preparation method and application | |
| Xiong et al. | The synergistic promotional effect of W doping and sulfate modification on the NH3-SCR activity of CeO2 catalyst | |
| CN104841453B (en) | Three-dimensional ordered macroporous Au Pd CoO/MOXCatalyst, preparation method and application | |
| Wu et al. | Efficient catalysts of La2O3 nanorod-supported Pt nanoparticles for soot oxidation: the role of La2O3-{110} facets | |
| CN105597753B (en) | Three-dimensional ordered large-hole manganese acid lanthanum Supported Pt Nanoparticles tin nanocatalyst and its preparation method and application | |
| CN110694619A (en) | Platinum and ruthenium bimetal loaded zirconium oxide nanotube composite material, preparation method thereof and application thereof in low-temperature thermal catalytic treatment of toluene | |
| CN104607201A (en) | Ordered mesoporous LaCoO3 and LaMnO3 supported nano Ag catalyst and preparation and application thereof | |
| Xie et al. | High-efficient oxidation removal of ethanol from air over ordered mesoporous Co3O4/KIT-6 catalyst |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20150311 Termination date: 20160530 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |