CN106732743B - A kind of mesoporous Reversed Water-gas Shift catalyst and preparation method thereof - Google Patents
A kind of mesoporous Reversed Water-gas Shift catalyst and preparation method thereof Download PDFInfo
- Publication number
- CN106732743B CN106732743B CN201611251294.0A CN201611251294A CN106732743B CN 106732743 B CN106732743 B CN 106732743B CN 201611251294 A CN201611251294 A CN 201611251294A CN 106732743 B CN106732743 B CN 106732743B
- Authority
- CN
- China
- Prior art keywords
- mesoporous
- preparation
- catalyst
- sba
- gas shift
- 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.)
- Active
Links
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01J—CHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
- B01J29/00—Catalysts comprising molecular sieves
- B01J29/03—Catalysts comprising molecular sieves not having base-exchange properties
- B01J29/0308—Mesoporous materials not having base exchange properties, e.g. Si-MCM-41
- B01J29/0316—Mesoporous materials not having base exchange properties, e.g. Si-MCM-41 containing iron group metals, noble metals or copper
- B01J29/0333—Iron group metals or copper
-
- C—CHEMISTRY; METALLURGY
- C01—INORGANIC CHEMISTRY
- C01B—NON-METALLIC ELEMENTS; COMPOUNDS THEREOF; METALLOIDS OR COMPOUNDS THEREOF NOT COVERED BY SUBCLASS C01C
- C01B3/00—Hydrogen; Gaseous mixtures containing hydrogen; Separation of hydrogen from mixtures containing it; Purification of hydrogen
- C01B3/02—Production of hydrogen or of gaseous mixtures containing a substantial proportion of hydrogen
- C01B3/06—Production of hydrogen or of gaseous mixtures containing a substantial proportion of hydrogen by reaction of inorganic compounds containing electro-positively bound hydrogen, e.g. water, acids, bases, ammonia, with inorganic reducing agents
- C01B3/12—Production of hydrogen or of gaseous mixtures containing a substantial proportion of hydrogen by reaction of inorganic compounds containing electro-positively bound hydrogen, e.g. water, acids, bases, ammonia, with inorganic reducing agents by reaction of water vapour with carbon monoxide
- C01B3/16—Production of hydrogen or of gaseous mixtures containing a substantial proportion of hydrogen by reaction of inorganic compounds containing electro-positively bound hydrogen, e.g. water, acids, bases, ammonia, with inorganic reducing agents by reaction of water vapour with carbon monoxide using catalysts
-
- 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
- Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
- Y02P20/00—Technologies relating to chemical industry
- Y02P20/50—Improvements relating to the production of bulk chemicals
- Y02P20/52—Improvements relating to the production of bulk chemicals using catalysts, e.g. selective catalysts
Abstract
The present invention provides a kind of mesoporous Reversed Water-gas Shift catalyst and preparation method thereof, prepares mesoporous Reversed Water-gas Shift catalyst by the way of vacuum baking for the first time.It has the beneficial effect that and mesoporous Reversed Water-gas Shift catalyst is prepared using the method for vacuum baking, obtained catalyst has the meso-hole structure of high-sequential, and active constituent Ni is highly dispersed in the duct of SBA-16 carrier in the form of nano particle；Ni content is low, does not have methanation side effect；Anti-agglutinatting property is strong, and stability is high；Use the catalyst carbon dioxide reverse water-gas-shift reaction (CO- of above-mentioned preparation2+H2=CO+H2O) activity is high, the high conversion rate of carbon dioxide, and side reaction product methane is few；The step of preparation, is simple, and raw material sources are wide, and economic value is high.
Description
Technical field
The present invention relates to catalyst preparation technical field, specifically a kind of mesoporous Reversed Water-gas Shift catalyst and its preparation
Method.
Background technique
Currently, energy and environment problem has become the hot spot of whole world concern.One is fossil energy discharges a large amount of greenhouses
Greenhouse effects caused by gas, thus cause global warming, generate to ecology, economy, all sectors of society comprehensive negative
Face is rung.With the variation of global climate, global greenhouse effect problem is increasingly paid close attention in countries in the world.Combustion of fossil fuel row
The a large amount of CO put2It is contribution rate the main reason for causing Global climate change, to global warming has been more than 60%.Its
Second is that the insecurity factor of the clean energy resource such as nuclear power energy, production and existence to the mankind bring unprecedented challenge.
How the CO of industrial discharge is effectively reduced2 And convert it into available resources and be particularly important, carbon dioxide is inverse
Water gas shift reaction (CO2+H2=CO+H2It O) is considered as one of the reaction for most having application prospect.Ni base catalyst can be used for inverse
Water gas shift reaction, but due to being easy to happen methanation side reaction there are biggish Ni crystal grain when high Ni content；And it is low
When Ni content, then catalyst activity is lower, and is easy to happen sintering phenomenon at high temperature, and catalyst stability is poor.Tool at present
Having the low nickel content high temperature Reversed Water-gas Shift catalyst of high activity and stability, there are also to be developed.
The prior art such as Authorization Notice No. is the Chinese invention patent of CN103183346B, discloses a kind of change of coal gas against the current
The method are as follows: (1) activation of catalyst: the method that catalyst changeout is used for reverse water-gas-shift reaction uses 60 ~ 100 mesh
Nickel cerium catalyst as Reversed Water-gas Shift catalyst, with high-purity carbon dioxide gas at 600 ~ 800 DEG C to nickel cerium catalyst
It is activated 1 ~ 2 hour；(2) reverse water-gas-shift reaction: by the stone of nickel cerium catalyst and 60 ~ 100 mesh after activation processing
Sand is uniformly mixed according to the weight ratio of 1:2.5 ~ 3, leads to coal gas unstripped gas against the current, catalysis reaction obtains water at 600 ~ 800 DEG C
Coal gas.The nickel cerium catalyst is used for reverse water-gas-shift reaction, and activation effect is good, when catalysis is reacted there is good catalysis to live
Property, but high-purity carbon dioxide gas is needed to be activated, energy consumption is big.And the catalytic activity of the catalyst, stability and
Selectivity is all to be improved.
Summary of the invention
The purpose of the present invention is to provide a kind of meso-hole structures with high-sequential, and active particle is small, and dispersion degree is high, nickel
Content is low, and activity is high, and stability is good, the good mesoporous Reversed Water-gas Shift catalyst and preparation method thereof of selectivity.
The present invention is aiming at the problem that background technique is mentioned, the technical solution taken are as follows:
A kind of mesoporous Reversed Water-gas Shift catalyst and preparation method thereof, specific steps are as follows:
The preparation of 1%Ni/SBA-16 catalyst: 0.045 ~ 0.055 part of Ni (NO is weighed3)2·6H2O, 0.5 ~ 0.7 part go from
Sub- water and 0.9 ~ 1.2 part of acetone, stirring, stirring rate are 200 ~ 400r/min, and 1 ~ 2 part of SBA-16 is added after mixing, makes
Abundant wetting；It is put into 55 ~ 65 DEG C of electric drying oven with forced convection, dry 0.8 ~ 1.2h；It is packed into quartz ampoule after drying, with true
Sky pump is evacuated, and is put into tube type resistance furnace, is warming up to 400 ~ 600 DEG C of 3 ~ 5h of roasting.After being cooled to room temperature, vacuum roasting is obtained
Burn 1%Ni/SBA-16 catalyst.The finished product of synthesis still has the meso-hole structure of SBA-16 high-sequential, and active constituent Ni
It is highly dispersed in the form of nano particle in the duct of SBA-16 carrier；Ni content is low, but activity is high, and anti-agglutinatting property is strong,
Stability is high；Use the catalyst carbon dioxide reverse water-gas-shift reaction (CO of above-mentioned preparation2+H2=CO+H2O), dioxy
It is high to change charcoal percent conversion, the yield of side reaction product methane is few.
Compared with the prior art, the advantages of the present invention are as follows: the finished product of synthesis still has Jie of SBA-16 high-sequential
Pore structure, and active constituent Ni is highly dispersed in the duct of SBA-16 carrier in the form of nano particle；Ni content is low,
Methanation few side effects；Anti-agglutinatting property is strong, and stability is high, and performance is stablized in 570min under 600 DEG C of reaction conditions；Using above-mentioned
The catalyst carbon dioxide reverse water-gas-shift reaction (CO of preparation2+H2=CO+H2O) activity is high, titanium dioxide charcoal percent conversion
The yield of height, side reaction product methane is few；The step of preparation, is simple, and raw material sources are wide, and economic value is high.
Detailed description of the invention
Fig. 1 is the carbon dioxide conversion of vacuum baking and air roasting catalyst；
Fig. 2 is the methane selectively of vacuum baking and air roasting catalyst.
Description of symbols: curve 1 is 1%Ni/SBA-16-V, and curve 2 is 1%Ni/SBA-16-Air, and curve 3 is 1%Ni/SBA-
16- Air, curve 4 are 1%Ni/SBA-16- V.
Specific embodiment
Below by drawings and examples, technical scheme of the present invention is further explained:
Embodiment 1:
A kind of mesoporous Reversed Water-gas Shift catalyst and preparation method thereof, specific steps are as follows:
1) 10 ~ 15 parts of F127(triblock copolymers the preparation of SBA-16 carrier: are weighed), 25 ~ 35 parts of n-butanols, 400 ~
600 parts of distilled water, 43 ~ 47 DEG C of constant temperature blender with magnetic force stir 0.8 ~ 1.2h to being uniformly mixed.15 ~ 20 parts of concentration 35 ~ 40% are added
Hydrochloric acid, 40 ~ 60 parts of TEOS(tetraethyl orthosilicates are slowly added dropwise), under 43 ~ 47 DEG C of constant temperatures stir 20 ~ 25h.It will mixing
Solution is transferred in reaction kettle, and 105 ~ 120 DEG C of 20 ~ 25h of hydro-thermal reaction are cooled to room temperature, and is filtered, and is washed 2 ~ 5 times.It will be white
Powder is transferred to surface plate, and 75 ~ 90 DEG C of dry 10 ~ 15h are put into Muffle furnace, and heating speed is set as 1 ~ 1.5 DEG C/min, from
Room temperature is raised to 550 ~ 600 DEG C, calcines 3 ~ 5h, obtains target product SBA-16 carrier.Carrier not only has Gao Kongrong, high-ratio surface
Long-pending and narrow pore distribution can allow in catalyst activity particle access aperture, and the metal dispersity for making to be supported on above is high, and
Aperture and wall thickness can reconcile good thermal stability；The anti-agglutinatting property of catalytic active component is increased, to extend catalyst
Service life at high temperature；
2) preparation of 1%Ni/SBA-16 catalyst: 0.045 ~ 0.055 part of Ni (NO is weighed3)2·6H2O, it goes for 0.5 ~ 0.7 part
Ionized water and 0.9 ~ 1.2 part of acetone, stirring, stirring rate are 200 ~ 400r/min, and 1 ~ 2 part of SBA-16 is added after mixing,
It is allowed to sufficiently soak；It is put into 55 ~ 65 DEG C of electric drying oven with forced convection, dry 0.8 ~ 1.2h；It is packed into quartz ampoule, uses after drying
Vacuum pump is evacuated, and is put into tube type resistance furnace, is warming up to 400 ~ 600 DEG C of 3 ~ 5h of roasting.After being cooled to room temperature, vacuum is obtained
Roast 1%Ni/SBA-16 catalyst.The finished product of synthesis still has the meso-hole structure of SBA-16 high-sequential, and active constituent
Ni is highly dispersed in the duct of SBA-16 carrier in the form of nano particle；Ni content is low, and activity is high, and anti-agglutinatting property is strong,
Stability is high；Carbon dioxide reverse water-gas-shift reaction (CO2+H2=CO+H2O), the high conversion rate of carbon dioxide, side reaction product
The yield of methane is few.
Embodiment 2:
A kind of mesoporous Reversed Water-gas Shift catalyst and preparation method thereof, most preferably step are as follows:
1) 10.0gF127(triblock copolymer is weighed), 30.0g n-butanol, the distilled water of 475ml, 45 DEG C of constant temperature magnetic force
Blender stir 1h to be uniformly mixed.The hydrochloric acid of 17.5ml concentration 37% is added, the positive silicic acid tetrem of 47.3gTEOS(is slowly added dropwise
Ester), it is stirred for 24 hours under 45 DEG C of constant temperatures.Mixed solution is transferred in reaction kettle, 110 DEG C of hydro-thermal reactions for 24 hours, are cooled to
Room temperature is filtered, and is repeatedly washed, obtained white powder.White powder is transferred to surface plate, 80 DEG C of dry 12h are put into
In Muffle furnace, heating speed is set as 1 DEG C/min, calcines 4h after being raised to 600 DEG C from room temperature, obtains the mesoporous SBA-16 of target product
Carrier.
2) preparation of 1%Ni/SBA-16 catalyst: 0.05gNi (NO is weighed3)2·6H2O, 0.57ml deionized water and
0.91ml acetone is added 1.0gSBA-16, is allowed to sufficiently soak after mixing；It is put into 60 DEG C of electric drying oven with forced convection, does
Dry 1h；It is packed into quartz ampoule after drying, is evacuated, is put into tube type resistance furnace with vacuum pump, be warming up to 600 DEG C of roasting 4h.
After being cooled to room temperature, 600 DEG C of vacuum baking 1%Ni/SBA-16 catalyst (being denoted as 1%Ni/SBA-16-V) are obtained.
Vacuum baking is changed to and is roasted in air, above-mentioned experiment is repeated, obtains 1%Ni/SBA-16 catalyst and (be denoted as 1%
Ni/SBA-16-Air).Reverse water-gas-shift reaction performance such as Fig. 1 and Fig. 2 of 1%Ni/SBA-16-V and 1%Ni/SBA-16-Air
Shown (reaction condition: 600 DEG C, catalyst amount 50mg, reaction gas 50ml/minH2And 50ml/minCO2).It can by Fig. 1
Know that the catalyst obtained in vacuum baking is far longer than the catalyst roasted in air to titanium dioxide charcoal percent conversion；By
After two kinds of catalyst reaction 100min known to Fig. 2, methane selectively is below 4%, illustrates that side reaction product methane is less.
Embodiment 3:
A kind of mesoporous Reversed Water-gas Shift catalyst and preparation method thereof:
1) 10.0gF127(triblock copolymer is weighed), 30.0g n-butanol, the distilled water of 475ml, 45 DEG C of constant temperature magnetic force
Blender stir 1h to be uniformly mixed.The hydrochloric acid of 17.5ml concentration 37% is added, the positive silicic acid tetrem of 47.3gTEOS(is slowly added dropwise
Ester), it is stirred for 24 hours under 45 DEG C of constant temperatures.Mixed solution is transferred in reaction kettle, 110 DEG C of hydro-thermal reactions for 24 hours, are cooled to
Room temperature is filtered, and is repeatedly washed, obtained white powder.White powder is transferred to surface plate, 80 DEG C of dry 12h are put into
In Muffle furnace, heating speed is set as 1 DEG C/min, calcines 4h after being raised to 600 DEG C from room temperature, obtains the mesoporous SBA-16 of target product
Carrier.
2) preparation of 1%Ni/SBA-16 catalyst: 0.05gNi (NO is weighed3)2·6H2O, 0.57ml deionized water and
0.91ml acetone is added 1.0gSBA-16 and is allowed to sufficiently to soak that (Ni (NO3) 26H2O:SBA-16 mass ratio is after mixing
1:18 ~ 23, it is preferred that mass ratio 1:20), because data are in non-linear, experimental result can not be sentenced by limited times or according to master
Break and determine content, under the ratio, active constituent Ni is highly dispersed in the duct of SBA-16 carrier in the form of nano particle；
Ni content is low, and activity is high, and anti-agglutinatting property is strong, and stability is high, the high conversion rate of carbon dioxide, the yield of side reaction product methane
It is few；It is put into 60 DEG C of electric drying oven with forced convection, dry 1h；It is packed into quartz ampoule after drying, is evacuated, is put into vacuum pump
In tube type resistance furnace, it is warming up to 600 DEG C of roasting 4h.After being cooled to room temperature, 600 DEG C of vacuum baking 1%Ni/SBA-16 catalysis are obtained
Agent (is denoted as 1%Ni/SBA-16-V).
Embodiment 4:
A kind of mesoporous Reversed Water-gas Shift catalyst and preparation method thereof, further preferred step are as follows:
1) 10.0gF127(triblock copolymer is weighed), 30.0g n-butanol, the distilled water of 475ml, 45 DEG C of constant temperature magnetic force
Blender stir 1h to be uniformly mixed.The hydrochloric acid of 17.5ml concentration 37% is added, the positive silicic acid tetrem of 47.3gTEOS(is slowly added dropwise
Ester), it is stirred for 24 hours under 45 DEG C of constant temperatures.Mixed solution is transferred in reaction kettle, 110 DEG C of hydro-thermal reactions for 24 hours, are cooled to
Room temperature is filtered, and is repeatedly washed, obtained white powder.White powder is transferred to surface plate, 80 DEG C of dry 12h are put into
In Muffle furnace, heating speed is set as 1 DEG C/min, calcines 4h after being raised to 600 DEG C from room temperature, obtains the mesoporous SBA-16 of target product
Carrier.
2) preparation of 1%Ni/SBA-16 catalyst: 0.05gNi (NO is weighed3)2·6H2O, 0.57ml deionized water and
0.91ml acetone, n-propylamine and β -4- amino benzoyl second dimethylamine (acetone, n-propylamine and β -4- amino benzoyl second two
Methylamine ratio 2:1:1), n-propylamine and β -4- amino benzoyl second dimethylamine change physical characteristic, hence it is evident that promote high degree of dispersion
Ni, nickel particle is smaller, and the dispersion degree of nickel particle is higher, and noresidue after roasting, after mixing, 1.0gSBA-16 is added and is allowed to
Sufficiently wetting (Ni (NO3) 26H2O:SBA-16 mass ratio is 1:18 ~ 23, it is preferred that mass ratio 1:20)；It is put into 60 DEG C
In electric drying oven with forced convection, dry 1h；It is packed into quartz ampoule after drying, is evacuated, is put into tube type resistance furnace with vacuum pump,
It is warming up to 600 DEG C of roasting 4h.After being cooled to room temperature, obtains 600 DEG C of vacuum baking 1%Ni/SBA-16 catalyst and (be denoted as 1%Ni/
SBA-16-V).
Vacuum baking is changed to and is roasted in air, above-mentioned experiment is repeated, obtains 1%Ni/SBA-16 catalyst and (be denoted as 1%
Ni/SBA-16-Air).Reverse water-gas-shift reaction performance such as Fig. 1 and Fig. 2 of 1%Ni/SBA-16-V and 1%Ni/SBA-16-Air
Shown (reaction condition: 600 DEG C, catalyst amount 50mg, reaction gas 50ml/minH2And 50ml/minCO2).It can by Fig. 1
Know that the catalyst obtained in vacuum baking is far longer than the catalyst roasted in air to titanium dioxide charcoal percent conversion；By
After two kinds of catalyst reaction 100min known to Fig. 2, methane selectively is below 4%, illustrates that side reaction product methane is less.
Routine operation in operating procedure of the invention is well known to those skilled in the art, herein without repeating.
Technical solution of the present invention is described in detail in embodiment described above, it should be understood that the above is only
For specific embodiments of the present invention, it is not intended to restrict the invention, all any modifications made in spirit of the invention,
Supplement or similar fashion substitution etc., should all be included in the protection scope of the present invention.
Claims (7)
1. a kind of mesoporous Reversed Water-gas Shift catalyst, it is characterised in that:
1%Ni is dispersed in mesoporous supports SBA-16；
The preparation step of the catalyst are as follows: Ni (NO3)2·6H2Deionized water, acetone are added in O, after stirring, SBA- is added
16 carriers, dry, vacuum baking is cooling, obtains vacuum baking 1%Ni/SBA-16 catalyst；
The vacuum baking temperature is 400~600 DEG C, and calcining time is 3~5h.
2. the preparation method of mesoporous Reversed Water-gas Shift catalyst described in claim 1, it is characterised in that: the catalyst
Preparation step are as follows: Ni (NO3)2·6H2Deionized water, acetone are added in O, after stirring, SBA-16 carrier is added, dry, vacuum roasting
It burns, it is cooling, obtain vacuum baking 1%Ni/SBA-16 catalyst；
The vacuum baking temperature is 400~600 DEG C, and calcining time is 3~5h.
3. a kind of preparation method of mesoporous Reversed Water-gas Shift catalyst according to claim 2, it is characterised in that: described
Ni (NO3)2·6H2The mass volume ratio of O and deionized water and acetone is 1g:(10~13) mL:(15~20) mL.
4. a kind of preparation method of mesoporous Reversed Water-gas Shift catalyst according to claim 2, it is characterised in that: described
Ni (NO3)2·6H2O:SBA-16 mass ratio is 1:18~23.
5. a kind of preparation method of mesoporous Reversed Water-gas Shift catalyst according to claim 2, it is characterised in that: described
The step of in stirring rate be 200~400r/min.
6. a kind of preparation method of mesoporous Reversed Water-gas Shift catalyst according to claim 2, it is characterised in that: described
Drying process be dry 0.8~1.2h in 55~65 DEG C of electric drying oven with forced convection.
7. a kind of preparation method of mesoporous Reversed Water-gas Shift catalyst according to claim 2, it is characterised in that: described
Cooling down operation be cooled to room temperature.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201611251294.0A CN106732743B (en) | 2016-12-30 | 2016-12-30 | A kind of mesoporous Reversed Water-gas Shift catalyst and preparation method thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201611251294.0A CN106732743B (en) | 2016-12-30 | 2016-12-30 | A kind of mesoporous Reversed Water-gas Shift catalyst and preparation method thereof |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN106732743A CN106732743A (en) | 2017-05-31 |
| CN106732743B true CN106732743B (en) | 2019-09-24 |
Family
ID=58928108
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201611251294.0A Active CN106732743B (en) | 2016-12-30 | 2016-12-30 | A kind of mesoporous Reversed Water-gas Shift catalyst and preparation method thereof |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN106732743B (en) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US11827521B2 (en) | 2021-12-14 | 2023-11-28 | Industrial Technology Research Institute | Method for selectively chemically reducing CO2 to form CO |
Family Cites Families (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103183346B (en) * | 2012-12-13 | 2014-12-17 | 浙江海洋学院 | Method of reverse water gas shift reaction for reverse water gas shift catalyst |
| CN103586030B (en) * | 2013-11-19 | 2015-12-09 | 上海大学 | The preparation method of the dry reforming catalyst of Ni-based methane of mesoporous confinement |
| CN104971763B (en) * | 2014-04-14 | 2017-10-31 | 华东理工大学 | A kind of preparation of catalyst for methanation in presence of sulfur based on SBA 16 and its application in SNG preparations |
| CN105032470A (en) * | 2015-07-16 | 2015-11-11 | 湖北荟煌科技有限公司 | Catalyst for methane production from coke oven gas and preparation method thereof |
| CN105854914A (en) * | 2016-03-30 | 2016-08-17 | 浙江海洋学院 | Reverse water-gas shift catalyst prepared from crab shells |
-
2016
- 2016-12-30 CN CN201611251294.0A patent/CN106732743B/en active Active
Non-Patent Citations (2)
| Title |
|---|
| Ceria-Doped Ni/SBA-16 Catalysts for Dry Reforming of Methane;Shenghong Zhang et al.;《ACS catalysis》;20130722(第3期);第1855页最后一段 * |
| Preparation of monodispersed NiO particles in SBA-15，and its enhanced selectivity for reverse water gas shift reaction;Baowang Lu et al.;《Journal of Environmental Chemical Engineering》;20131231(第1期);第300页摘要 * |
Also Published As
| Publication number | Publication date |
|---|---|
| CN106732743A (en) | 2017-05-31 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN109569691B (en) | Preparation method of boron-doped carbon nitride, product and application thereof | |
| CN109502589A (en) | A method of preparing high-purity silicon carbide powder | |
| CN101767021B (en) | Method for preparing p-CoO/n-CdS compound semiconductor photocatalyst | |
| CN104971727B (en) | A kind of preparation method of Ni-based catalyst for hydrogen production from methane vapor reforming | |
| CN106824252A (en) | A kind of Ni-based meso-porous titanium dioxide carbon methanation catalyst and preparation method thereof | |
| CN107961804A (en) | A kind of carborundum modified catalyst for microwave heatable catalytic oxidation VOCs and preparation method thereof | |
| CN108855187B (en) | Fluorine modified boron-carbon-nitrogen photocatalytic material and application thereof in efficient reduction of carbon dioxide | |
| CN107497439B (en) | Copper-based catalyst for reverse water gas shift reaction and preparation method thereof | |
| CN105329876A (en) | Preparation method of boron-nitrogen-co-doped carbon dots | |
| CN108355662B (en) | The preparation method of nickel load galapectite methylmethane dry reforming catalyst | |
| CN106238089A (en) | A kind of visible light-responded g C3n4/ SnS2the preparation method of composite photo-catalyst | |
| CN106807387B (en) | A kind of bifunctional catalyst and preparation method thereof for absorption enhancement hydrogen production by bio-oil steam reforming | |
| CN104707614A (en) | Nickel/gamma-aluminum oxide nano catalyst and synthesis method thereof | |
| CN110947391B (en) | Lanthanum oxide supported nickel-based catalyst and preparation method and application thereof | |
| CN106732743B (en) | A kind of mesoporous Reversed Water-gas Shift catalyst and preparation method thereof | |
| CN106914266B (en) | g-C for fast degrading pollutant3N4Composite photocatalyst and preparation method thereof | |
| CN110339852B (en) | CoO @ nitrogen and sulfur co-doped carbon material/CdS composite photocatalytic material, and preparation method and application thereof | |
| CN113952963A (en) | CuInS based on Co modification2Preparation method and application of photocatalyst | |
| CN111215085B (en) | Two-step solar thermochemical energy storage non-noble metal catalyst and preparation and application thereof | |
| CN107824192A (en) | A kind of anti-load C eO2/ Ni carbon dioxide methanation catalysts and preparation method | |
| CN107051573A (en) | It is a kind of for catalyst of reverse water-gas-shift reaction and preparation method thereof | |
| CN109437152A (en) | A kind of preparation method of the nitrogen co-doped meso-porous carbon material of cobalt | |
| CN104707621B (en) | A kind of natural gas catalyst manufactured by coal and preparation method thereof | |
| CN104549291A (en) | Nickel-aluminum catalyst as well as preparation method and application thereof to carbon monoxide methanation | |
| CN103331168A (en) | Combustion catalyst, preparation thereof and combustion gas catalytic reactor |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| GR01 | Patent grant | ||
| GR01 | Patent grant |