CN114682279A - MXene loaded Co-Ni-P catalyst, preparation method thereof and application thereof in hydrogen production by hydrolysis of sodium borohydride - Google Patents

MXene loaded Co-Ni-P catalyst, preparation method thereof and application thereof in hydrogen production by hydrolysis of sodium borohydride Download PDF

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CN114682279A
CN114682279A CN202210390085.3A CN202210390085A CN114682279A CN 114682279 A CN114682279 A CN 114682279A CN 202210390085 A CN202210390085 A CN 202210390085A CN 114682279 A CN114682279 A CN 114682279A
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CN114682279B (en
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李超
景秀红
周雪
王泠力
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Liaoning University
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Abstract

The invention provides an MXene loaded Co-Ni-P catalyst, a preparation method thereof and application thereof in hydrogen production by sodium borohydride hydrolysis, and belongs to the technical field of hydrogen energy and catalyst preparation. The catalyst is prepared by loading Co-Ni-P nano particles on the surface of MXene by an ultrasonic chemical plating method, wherein the MXene is Ti3AlC2The ceramic is used as a precursor and is obtained by etching, ultrasonic layering, sodium borohydride ultrasonic sensitization and ultrasonic activation in an HCl/LiF mixed solution, and the Co-Ni-P nano-particles are obtained by mixing cobalt sulfate, nickel sulfate and sodium hypophosphite. The MXene loaded Co-Ni-P catalyst of the invention is used for the hydrolysis of sodium borohydride to prepare hydrogen, has large specific surface area,the catalyst has low activation energy, stable cycle performance and high hydrogen production rate, and is a non-noble metal catalyst for hydrogen production by sodium borohydride hydrolysis, which is efficient and low in cost.

Description

MXene loaded Co-Ni-P catalyst, preparation method thereof and application thereof in hydrogen production by hydrolysis of sodium borohydride
Technical Field
The invention belongs to the technical field of hydrogen energy and catalyst preparation, and particularly relates to an MXene loaded Co-Ni-P catalyst, a preparation method thereof and application thereof in hydrogen production by sodium borohydride hydrolysis.
Background
The hydrogen energy has the characteristics of cleanness, high efficiency and environmental friendliness, and is a new energy with great development potential in the energy structure transformation period. In order to enable the hydrogen energy to be used and popularized on a large scale, the safety problem of the hydrogen energy in the transportation process needs to be solved, and the technology for preparing the hydrogen energy at low cost needs to be mastered. Sodium borohydride has excellent stability, and is safe and convenient to store and transport. Sodium borohydride has high hydrogen storage capacity (10.8 wt.%), the amount of hydrogen production can be controlled by controlling the amount of sodium borohydride solution and the use of a catalyst, the reaction is exothermic, the reaction can be maintained by using the reaction exotherm, and the purity of hydrogen obtained by hydrolysis of sodium borohydride is high without any purification operation. The hydrolysis of sodium borohydride in aqueous alkaline solution produces hydrogen and sodium metaborate as follows: NaBH4+2H2O→4H2↑+NaBO2. At present, a lot of researches are carried out on the catalyst of the reaction, wherein the noble metal catalyst has good catalytic effect, but the commercial application of the noble metal catalyst is limited due to the high price of the noble metal catalyst.
The transition metals such as cobalt, nickel and the like have catalytic effect which is comparable to noble metals in the aspect of catalyzing the hydrolysis of sodium borohydride to prepare hydrogen. MXene is a novel two-dimensional transition metal carbon nitrogen compound material, has an accordion-like layered structure, is large in specific surface area and rich in surface functional groups, and is an excellent metal particle carrier material.
Disclosure of Invention
The invention aims to provide a novel, efficient and low-cost catalyst for hydrogen production by sodium borohydride hydrolysis and a preparation method thereof.
The technical scheme adopted by the invention is as follows:
the MXene loaded Co-Ni-P catalyst is prepared by taking MXene as a two-dimensional material as a carrier and loading Co-Ni-P nanoparticles on the surface of the MXene through an ultrasonic chemical plating method; the MXene is Ti3AlC2Ceramic is used as precursor, and is etched in HCl/LiF mixed solution and ultrasonically treatedThe layer is obtained by sodium borohydride ultrasonic sensitization and ultrasonic activation; the Co-Ni-P nano particles are obtained by mixing cobalt sulfate, nickel sulfate and sodium hypophosphite.
The preparation method of the MXene loaded Co-Ni-P catalyst comprises the following steps:
1) mixing Ti3AlC2Gradually adding the ceramic into an HCl/LiF mixed solution, stirring for 24 hours at 60 ℃, repeatedly washing and centrifuging by using deionized water until the pH of the supernatant is more than 6, collecting precipitates, directly mixing 30mL of deionized water with the precipitates, and crushing by using an ultrasonic cell crusher to obtain a low-layer MXene colloidal solution;
2) adding sodium borohydride into the low-layer MXene colloidal solution obtained in the step 1), ultrasonically sensitizing, and then centrifugally washing for 1-5 times by using deionized water to obtain sensitized MXene;
3) mixing nickel sulfate and sodium potassium tartrate, uniformly stirring at 30-50 ℃, and in the process, adjusting the pH to 7-9.5 by using ammonium hydroxide to obtain a nickel colloid;
4) adding the sensitized MXene obtained in the step 2) into the nickel colloid obtained in the step 3), performing ultrasonic activation, and then performing centrifugal washing for 2-5 times by using deionized water to obtain activated MXene;
5) mixing cobalt sulfate serving as main salt, sodium citrate serving as complexing agent, sodium hypophosphite serving as reducing agent and ammonium chloride serving as buffer solution to prepare Co-Ni-P plating solution;
6) transferring the activated MXene obtained in the step 4) into the Co-Ni-P plating solution obtained in the step 5), adjusting the pH value of the solution to 7-9.5, controlling the temperature of the solution to 25-45 ℃, carrying out ultrasonic reaction to obtain a Co-Ni-P/MXene catalyst solution, filtering the Co-Ni-P/MXene catalyst solution, and drying in a freeze dryer to obtain the MXene loaded Co-Ni-P catalyst.
Preferably, the above preparation method, Ti3AlC2The mass ratio of the ceramic to the sodium borohydride is 1: 0.7-2.
Preferably, in the above preparation method, step 1), the HCl/LiF mixed solution is a mixed solution of 0.8g LiF and 10mL9M HCl.
Preferably, in the preparation method, in the step 1), the crushing power of the ultrasonic cell crusher is 200-300 w, and the crushing time is 5-60 min.
Preferably, in the above preparation method, the concentration of the nickel sulfate is 0.05 to 0.1M, the concentration of the potassium sodium tartrate is 0.01 to 0.1M, the concentration of the cobalt sulfate is 0.1 to 0.3M, the concentration of the sodium citrate is 0.1 to 0.3M, the concentration of the sodium hypophosphite is 0.2 to 0.5M, and the concentration of the ammonium chloride is 0.5 to 0.9M.
Preferably, in the preparation method, the time of ultrasonic sensitization is 5-30min, the time of ultrasonic activation is 5-30min, and the time of ultrasonic reaction is 0.1-2 h.
Preferably, in the preparation method and the step 6), the mass ratio of the activated MXene to the Co-Ni-P plating solution is 5: 76-198.
Preferably, in the above preparation method, step 6), the temperature of the drying in the freeze dryer is-60 to-50 ℃ for 2 to 4 hours.
The MXene loaded Co-Ni-P catalyst is applied to hydrolysis of sodium borohydride to prepare hydrogen.
The invention has the beneficial effects that:
1. the MXene loaded Co-Ni-P catalyst is prepared by densely and largely distributing Co-Ni-P nano particles on the surface and among two-dimensional layered MXene layers by an ultrasonic chemical plating method, the specific surface area is large, and the hydrogen production rate in a sodium borohydride aqueous solution at 65 ℃ can reach 6.923L/min/g.
2. The MXene-loaded Co-Ni-P catalyst is used for the hydrogen production by the hydrolysis of sodium borohydride, has high hydrogen production rate, low activation energy and stable cycle performance, and is a high-efficiency and low-cost non-noble metal catalyst for the hydrogen production by the hydrolysis of sodium borohydride.
3. The preparation method of the MXene loaded Co-Ni-P catalyst is simple and convenient, has low raw material cost and is suitable for large-scale application.
Drawings
FIG. 1 is an SEM image of MXene-supported Co-Ni-P catalyst prepared in example 1.
FIG. 2 is an SEM image of MXene-supported Co-Ni-P catalyst prepared in example 2.
FIG. 3 is a graph showing the variation trend of hydrogen production performance of MXene supported Co-Ni-P catalyst at different temperatures.
FIG. 4 is a graph showing the trend of the hydrogen production volume of MXene supported Co-Ni-P catalysts prepared in example 1, example 2 and example 3 with time.
Detailed Description
Example 1
The preparation method of the MXene loaded Co-Ni-P (Co-Ni-P/MXene) catalyst comprises the following steps:
1) 0.5g of Ti3AlC2Gradually adding the ceramic into an HCl/LiF mixed solution (namely a mixed solution of 0.8g LiF and 10mL9M HCl), stirring for 24h at 60 ℃, repeatedly washing and centrifuging with deionized water until the pH of the supernatant is more than 6, collecting precipitates, directly mixing 30mL of deionized water with the precipitates, and operating and crushing for 30min at 250w by using an ultrasonic cell crusher to obtain a low-layer MXene colloidal solution;
2) adding 0.70g of sodium borohydride (NaBH) into the low-layer MXene colloidal solution obtained in the step 1)4) Ultrasonically sensitizing for 10min, and then centrifugally washing for 1 time by using deionized water to obtain sensitized MXene;
3) 0.08M nickel sulfate (NiSO)4·6H2O) and 0.05M sodium potassium tartrate (NaKC)4H4O6) Mixing, stirring at 40 deg.C, and adding ammonium hydroxide (NH) during the process3·H2O) adjusting the pH value to 8 to obtain nickel colloid;
4) adding the sensitized MXene obtained in the step 2) into the nickel colloid obtained in the step 3), performing ultrasonic activation for 10min, and then performing centrifugal washing for 2 times by using deionized water to obtain activated MXene;
5) mixing 0.15M cobalt sulfate as main salt, 0.25M sodium citrate as complexing agent, 0.3M sodium hypophosphite as reducing agent and 0.7M ammonium chloride as buffer solution to prepare Co-Ni-P plating solution;
6) transferring the activated MXene obtained in the step 4) into the Co-Ni-P plating solution obtained in the step 5) (the mass ratio of the activated MXene to the Co-Ni-P plating solution is 5:131), adjusting the pH value of the solution to 9, controlling the temperature of the solution to be 35 ℃, carrying out ultrasonic reaction for 1h to obtain a Co-Ni-P/MXene catalyst solution, filtering the Co-Ni-P/MXene catalyst solution, and drying for 2-4h in a freeze dryer at the temperature of-60 to-50 ℃ to obtain the MXene loaded Co-Ni-P (Co-Ni-P/MXene) catalyst.
Example 2
The preparation method of the MXene loaded Co-Ni-P (Co-Ni-P/MXene) catalyst comprises the following steps:
1) 0.5g of Ti3AlC2Gradually adding the ceramic into an HCl/LiF mixed solution (namely a mixed solution of 0.8g LiF and 10mL of 9M HCl), stirring for 24 hours at 60 ℃, repeatedly washing and centrifuging with deionized water until the pH of a supernatant is more than 6, collecting a precipitate, directly mixing 30mL of deionized water with the precipitate, and operating and crushing for 15min at 270w by using an ultrasonic cell crusher to obtain a low-layer MXene colloidal solution;
2) adding 0.66g of NaBH into the MXene colloidal solution with a low layer number obtained in the step 1)4Ultrasonically sensitizing for 15min, and then centrifugally washing for 3 times by using deionized water to obtain sensitized MXene;
3) mixing 0.05M NiSO4·6H2O and 0.08M NaKC4H4O6Mixing, stirring at 35 deg.C, adding NH3·H2Adjusting the pH value to 9 to obtain nickel colloid;
4) adding the sensitized MXene obtained in the step 2) into the nickel colloid obtained in the step 3), performing ultrasonic activation for 20min, and then performing centrifugal washing for 3 times by using deionized water to obtain activated MXene;
5) mixing 0.2M cobalt sulfate as main salt, 0.2M sodium citrate as complexing agent, 0.4M sodium hypophosphite as reducing agent and 0.8M ammonium chloride as buffer solution to prepare Co-Ni-P plating solution;
6) transferring the activated MXene obtained in the step 4) into the Co-Ni-P plating solution obtained in the step 5) (the mass ratio of the activated MXene to the Co-Ni-P plating solution is 5:144), adjusting the pH value of the solution to 8, controlling the solution temperature to be 40 ℃, carrying out ultrasonic reaction for 30min to obtain a Co-Ni-P/MXene catalyst solution, filtering the Co-Ni-P/MXene catalyst solution, and drying for 2-4h in a freeze dryer at the temperature of-60 to-50 ℃ to obtain the Co-Ni-P/MXene catalyst.
Example 3
The preparation method of the MXene loaded Co-Ni-P (Co-Ni-P/MXene) catalyst comprises the following steps:
1) 0.5g of Ti3AlC2Gradually adding the ceramic into an HCl/LiF mixed solution (namely a mixed solution of 0.8g LiF and 10mL9M HCl), stirring for 24 hours at 60 ℃, repeatedly washing and centrifuging with deionized water until the pH of the supernatant is more than 6, collecting precipitate, directly mixing 30mL of deionized water with the precipitate, and operating and crushing for 45min at 230w by using an ultrasonic cell crusher to obtain a low-layer MXene colloidal solution;
2) adding 0.70g of NaBH into the MXene colloidal solution with a low layer number obtained in the step 1)4Ultrasonically sensitizing for 30min, and then centrifugally washing for 5 times by using deionized water to obtain sensitized MXene;
3) mixing 0.09M NiSO4·6H2O and 0.09M NaKC4H4O6Mixing, stirring at 45 deg.C, adding NH3·H2Adjusting the pH value to 8 to obtain nickel colloid;
4) adding the sensitized MXene obtained in the step 2) into the nickel colloid obtained in the step 3), performing ultrasonic activation for 30min, and then performing centrifugal washing for 5 times by using deionized water to obtain an activated MXene solution;
5) mixing 0.25M cobalt sulfate as main salt, 0.3M sodium citrate as complexing agent, 0.5M sodium hypophosphite as reducing agent and 0.9M ammonium chloride as buffer solution to prepare Co-Ni-P plating solution;
6) transferring the activated MXene obtained in the step 4) into the Co-Ni-P plating solution obtained in the step 5) (the mass ratio of the activated MXene to the Co-Ni-P plating solution is 5:186), adjusting the pH value of the solution to 7.5, carrying out ultrasonic reaction for 2 hours at the temperature of 30 ℃ to obtain a Co-Ni-P/MXene catalyst solution, filtering the Co-Ni-P/MXene catalyst solution, and drying for 2-4 hours in a freeze dryer at the temperature of-60 to-50 ℃ to obtain the Co-Ni-P/MXene catalyst.
Example 4
The MXene loaded Co-Ni-P catalyst prepared in the embodiment 1 is placed in an alkaline aqueous solution of sodium borohydride, and the change rule of the hydrogen production performance along with the temperature change (the temperature is 25-65 ℃) is investigated. The results are shown in FIG. 3. As can be seen from FIG. 3, the hydrogen production performance of the MXene loaded Co-Ni-P catalyst prepared by the method is improved along with the increase of the temperature, and the temperature of the hydrogen production solution has great influence on the hydrogen production rate.
(II) 0.026g MXene supported Co-Ni-P catalyst prepared in example 1, example 2 and example 3 was placed in 65 ℃ sodium borohydride alkaline aqueous solution, and the change rule of hydrogen production volume with time within 10min was examined, and the result is shown in FIG. 4. Through calculation, the hydrogen production rate of the MXene loaded Co-Ni-P catalyst in a sodium borohydride aqueous solution at 65 ℃ can reach 6.923L/min/g.

Claims (10)

1. The MXene loaded Co-Ni-P catalyst is characterized in that the MXene loaded Co-Ni-P catalyst is prepared by taking a two-dimensional material MXene as a carrier and loading Co-Ni-P nano particles on the surface of the MXene through an ultrasonic chemical plating method; the MXene is Ti3AlC2The ceramic is a precursor and is obtained by etching, ultrasonic layering, sodium borohydride ultrasonic sensitization and ultrasonic activation in an HCl/LiF mixed solution; the Co-Ni-P nano particles are obtained by mixing cobalt sulfate, nickel sulfate and sodium hypophosphite.
2. The preparation method of the MXene supported Co-Ni-P catalyst as claimed in claim 1, comprising the steps of:
1) mixing Ti3AlC2Gradually adding the ceramic into an HCl/LiF mixed solution, stirring for 24 hours at 60 ℃, repeatedly washing and centrifuging by using deionized water until the pH of the supernatant is more than 6, collecting precipitates, directly mixing 30mL of deionized water with the precipitates, and crushing by using an ultrasonic cell crusher to obtain a low-layer MXene colloidal solution;
2) adding sodium borohydride into the low-layer MXene colloidal solution obtained in the step 1), ultrasonically sensitizing, and then centrifugally washing for 1-5 times by using deionized water to obtain sensitized MXene;
3) mixing nickel sulfate and sodium potassium tartrate, uniformly stirring at 30-50 ℃, and in the process, adjusting the pH to 7-9.5 by using ammonium hydroxide to obtain a nickel colloid;
4) adding the sensitized MXene obtained in the step 2) into the nickel colloid obtained in the step 3), performing ultrasonic activation, and then performing centrifugal washing for 2-5 times by using deionized water to obtain activated MXene;
5) mixing cobalt sulfate serving as main salt, sodium citrate serving as complexing agent, sodium hypophosphite serving as reducing agent and ammonium chloride serving as buffer solution to prepare Co-Ni-P plating solution;
6) transferring the activated MXene obtained in the step 4) into the Co-Ni-P plating solution obtained in the step 5), adjusting the pH value of the solution to 7-9.5, controlling the temperature of the solution to 25-45 ℃, carrying out ultrasonic reaction to obtain a Co-Ni-P/MXene catalyst solution, filtering the Co-Ni-P/MXene catalyst solution, and drying in a freeze dryer to obtain the MXene loaded Co-Ni-P catalyst.
3. The method according to claim 2, wherein the Ti is Ti3AlC2The mass ratio of the ceramic to the sodium borohydride is 1: 0.7-2.
4. The method according to claim 2, wherein the HCl/LiF mixed solution in step 1) is a mixed solution of 0.8g LiF and 10mL9M HCl.
5. The method according to claim 2, wherein in the step 1), the power for the pulverization by the ultrasonic cell pulverizer is 200 to 300w, and the pulverization time is 5 to 60 min.
6. The method according to claim 2, wherein the concentration of nickel sulfate is 0.05 to 0.1M, the concentration of potassium sodium tartrate is 0.01 to 0.1M, the concentration of cobalt sulfate is 0.1 to 0.3M, the concentration of sodium citrate is 0.1 to 0.3M, the concentration of sodium hypophosphite is 0.2 to 0.5M, and the concentration of ammonium chloride is 0.5 to 0.9M.
7. The preparation method according to claim 2, wherein the time for ultrasonic sensitization is 5-30min, the time for ultrasonic activation is 5-30min, and the time for ultrasonic reaction is 0.1-2 h.
8. The preparation method according to claim 2, wherein the mass ratio of the activated MXene to the Co-Ni-P plating solution in the step 6) is 5: 76-198.
9. The method according to claim 2, wherein the drying in the freeze dryer in step 6) is carried out at a temperature of-60 to-50 ℃ for 2 to 4 hours.
10. The use of the MXene-supported Co-Ni-P catalyst of claim 1 in the hydrolysis of sodium borohydride to produce hydrogen.
CN202210390085.3A 2022-04-14 2022-04-14 MXene loaded Co-Ni-P catalyst, preparation method thereof and application thereof in hydrogen production by hydrolysis of sodium borohydride Active CN114682279B (en)

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Citations (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN1947845A (en) * 2005-10-14 2007-04-18 中国电子科技集团公司第十八研究所 Carried catalyst chemical plating method for hydrolyzing hydroborates to produce hydrogen
CN101347736A (en) * 2007-07-20 2009-01-21 中国科学院金属研究所 Catalyst for hydrogen production by catalyzing and hydrolyzing borohydride and preparation method thereof
CN102060264A (en) * 2009-11-18 2011-05-18 中国科学院大连化学物理研究所 Hydrogen storage and discharge system for decomposing and discharging hydrogen by catalyzing boron nitrogen multicomponent compound through transition metal and application thereof
CN104046967A (en) * 2014-05-28 2014-09-17 沈阳师范大学 Preparation method of Co-P nano catalytic material
CN107188122A (en) * 2016-03-15 2017-09-22 四川大学 Transition metal phosphide reacts the application of catalyst for preparing hydrogen as borohydride hydrolytic
CN108091889A (en) * 2017-12-14 2018-05-29 沈阳师范大学 Preparing hydrogen by sodium borohydride hydrolysis Co-Ni-P nanocatalysts and preparation method
CN113096972A (en) * 2021-04-12 2021-07-09 上海理工大学 Preparation method of MXene/NiCoP/NF composite material

Patent Citations (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN1947845A (en) * 2005-10-14 2007-04-18 中国电子科技集团公司第十八研究所 Carried catalyst chemical plating method for hydrolyzing hydroborates to produce hydrogen
CN101347736A (en) * 2007-07-20 2009-01-21 中国科学院金属研究所 Catalyst for hydrogen production by catalyzing and hydrolyzing borohydride and preparation method thereof
CN102060264A (en) * 2009-11-18 2011-05-18 中国科学院大连化学物理研究所 Hydrogen storage and discharge system for decomposing and discharging hydrogen by catalyzing boron nitrogen multicomponent compound through transition metal and application thereof
CN104046967A (en) * 2014-05-28 2014-09-17 沈阳师范大学 Preparation method of Co-P nano catalytic material
CN107188122A (en) * 2016-03-15 2017-09-22 四川大学 Transition metal phosphide reacts the application of catalyst for preparing hydrogen as borohydride hydrolytic
CN108091889A (en) * 2017-12-14 2018-05-29 沈阳师范大学 Preparing hydrogen by sodium borohydride hydrolysis Co-Ni-P nanocatalysts and preparation method
CN113096972A (en) * 2021-04-12 2021-07-09 上海理工大学 Preparation method of MXene/NiCoP/NF composite material

Non-Patent Citations (1)

* Cited by examiner, † Cited by third party
Title
王庆涛: ""以MXene为载体的负载型金属纳米催化剂的制备及其催化制氢性能研究"" *

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