CN100360695C - Nano magnesium-based composite material and preparation method and application thereof - Google Patents
Nano magnesium-based composite material and preparation method and application thereof Download PDFInfo
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- CN100360695C CN100360695C CNB2005100950255A CN200510095025A CN100360695C CN 100360695 C CN100360695 C CN 100360695C CN B2005100950255 A CNB2005100950255 A CN B2005100950255A CN 200510095025 A CN200510095025 A CN 200510095025A CN 100360695 C CN100360695 C CN 100360695C
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- 239000011777 magnesium Substances 0.000 title claims abstract description 80
- 239000002131 composite material Substances 0.000 title claims abstract description 22
- FYYHWMGAXLPEAU-UHFFFAOYSA-N Magnesium Chemical compound [Mg] FYYHWMGAXLPEAU-UHFFFAOYSA-N 0.000 title claims abstract description 12
- 229910052749 magnesium Inorganic materials 0.000 title claims abstract description 10
- 238000002360 preparation method Methods 0.000 title claims abstract description 8
- 239000001257 hydrogen Substances 0.000 claims abstract description 56
- 229910052739 hydrogen Inorganic materials 0.000 claims abstract description 56
- UFHFLCQGNIYNRP-UHFFFAOYSA-N Hydrogen Chemical compound [H][H] UFHFLCQGNIYNRP-UHFFFAOYSA-N 0.000 claims abstract description 43
- PXHVJJICTQNCMI-UHFFFAOYSA-N Nickel Chemical compound [Ni] PXHVJJICTQNCMI-UHFFFAOYSA-N 0.000 claims abstract description 26
- 238000000498 ball milling Methods 0.000 claims abstract description 19
- 150000001875 compounds Chemical class 0.000 claims abstract description 19
- 239000000126 substance Substances 0.000 claims abstract description 15
- 239000000463 material Substances 0.000 claims abstract description 14
- 238000005984 hydrogenation reaction Methods 0.000 claims abstract description 13
- 238000005049 combustion synthesis Methods 0.000 claims abstract description 9
- 238000000034 method Methods 0.000 claims abstract description 7
- 239000000446 fuel Substances 0.000 claims abstract description 5
- 238000002156 mixing Methods 0.000 claims abstract description 3
- 239000000203 mixture Substances 0.000 claims description 35
- XKRFYHLGVUSROY-UHFFFAOYSA-N Argon Chemical compound [Ar] XKRFYHLGVUSROY-UHFFFAOYSA-N 0.000 claims description 26
- 239000000843 powder Substances 0.000 claims description 15
- 239000007789 gas Substances 0.000 claims description 14
- 229910052786 argon Inorganic materials 0.000 claims description 13
- 238000006555 catalytic reaction Methods 0.000 claims description 9
- 238000003860 storage Methods 0.000 claims description 8
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 claims description 7
- 238000000227 grinding Methods 0.000 claims description 7
- 239000011159 matrix material Substances 0.000 claims description 6
- 229910052759 nickel Inorganic materials 0.000 claims description 6
- 229910002804 graphite Inorganic materials 0.000 claims description 5
- 239000010439 graphite Substances 0.000 claims description 5
- 229910010413 TiO 2 Inorganic materials 0.000 claims description 2
- 229910052782 aluminium Inorganic materials 0.000 claims description 2
- 230000015572 biosynthetic process Effects 0.000 claims description 2
- 229910052796 boron Inorganic materials 0.000 claims description 2
- 229910052791 calcium Inorganic materials 0.000 claims description 2
- 229910052804 chromium Inorganic materials 0.000 claims description 2
- 229910052802 copper Inorganic materials 0.000 claims description 2
- 229910052742 iron Inorganic materials 0.000 claims description 2
- 229910052746 lanthanum Inorganic materials 0.000 claims description 2
- 229910052748 manganese Inorganic materials 0.000 claims description 2
- 229910052758 niobium Inorganic materials 0.000 claims description 2
- 229910052763 palladium Inorganic materials 0.000 claims description 2
- 229910052697 platinum Inorganic materials 0.000 claims description 2
- 229910052706 scandium Inorganic materials 0.000 claims description 2
- 229910052717 sulfur Inorganic materials 0.000 claims description 2
- 238000003786 synthesis reaction Methods 0.000 claims description 2
- 229910052719 titanium Inorganic materials 0.000 claims description 2
- 229910052720 vanadium Inorganic materials 0.000 claims description 2
- 229910052727 yttrium Inorganic materials 0.000 claims description 2
- 229910052725 zinc Inorganic materials 0.000 claims description 2
- 229910052726 zirconium Inorganic materials 0.000 claims description 2
- 239000007795 chemical reaction product Substances 0.000 abstract description 13
- 150000002431 hydrogen Chemical class 0.000 abstract description 12
- 239000002114 nanocomposite Substances 0.000 abstract description 6
- 230000002441 reversible effect Effects 0.000 abstract description 3
- 238000010521 absorption reaction Methods 0.000 abstract 3
- 238000003795 desorption Methods 0.000 abstract 2
- 230000003197 catalytic effect Effects 0.000 abstract 1
- 230000000694 effects Effects 0.000 abstract 1
- 238000005303 weighing Methods 0.000 description 10
- 229910045601 alloy Inorganic materials 0.000 description 9
- 239000000956 alloy Substances 0.000 description 9
- 229910052751 metal Inorganic materials 0.000 description 7
- 239000002184 metal Substances 0.000 description 7
- 230000004913 activation Effects 0.000 description 6
- 238000006356 dehydrogenation reaction Methods 0.000 description 6
- 239000012467 final product Substances 0.000 description 6
- 238000010438 heat treatment Methods 0.000 description 5
- ATTFYOXEMHAYAX-UHFFFAOYSA-N magnesium nickel Chemical compound [Mg].[Ni] ATTFYOXEMHAYAX-UHFFFAOYSA-N 0.000 description 5
- 238000004519 manufacturing process Methods 0.000 description 4
- 238000007599 discharging Methods 0.000 description 3
- 238000005516 engineering process Methods 0.000 description 3
- 230000009257 reactivity Effects 0.000 description 3
- 238000011160 research Methods 0.000 description 3
- 239000011232 storage material Substances 0.000 description 3
- 229910052799 carbon Inorganic materials 0.000 description 2
- VNWKTOKETHGBQD-UHFFFAOYSA-N methane Chemical compound C VNWKTOKETHGBQD-UHFFFAOYSA-N 0.000 description 2
- 229910052761 rare earth metal Inorganic materials 0.000 description 2
- 150000002910 rare earth metals Chemical class 0.000 description 2
- 229910000521 B alloy Inorganic materials 0.000 description 1
- CURLTUGMZLYLDI-UHFFFAOYSA-N Carbon dioxide Chemical compound O=C=O CURLTUGMZLYLDI-UHFFFAOYSA-N 0.000 description 1
- UGFAIRIUMAVXCW-UHFFFAOYSA-N Carbon monoxide Chemical compound [O+]#[C-] UGFAIRIUMAVXCW-UHFFFAOYSA-N 0.000 description 1
- RZJQYRCNDBMIAG-UHFFFAOYSA-N [Cu].[Cu].[Cu].[Cu].[Cu].[Cu].[Cu].[Cu].[Cu].[Cu].[Cu].[Cu].[Cu].[Cu].[Cu].[Cu].[Cu].[Cu].[Zn].[Ag].[Ag].[Ag].[Ag].[Ag].[Ag].[Ag].[Ag].[Ag].[Ag].[Ag].[Ag].[Ag].[Ag].[Ag].[Ag].[Ag].[Ag].[Ag].[Ag].[Ag].[Ag].[Ag].[Ag].[Ag].[Ag].[Ag].[Ag].[Ag].[Ag].[Ag].[Ag].[Ag].[Ag].[Ag].[Ag].[Ag].[Ag].[Ag].[Ag].[Ag].[Ag].[Ag].[Ag].[Ag].[Ag].[Ag].[Ag].[Ag].[Ag].[Ag].[Ag].[Ag].[Ag].[Ag].[Ag].[Ag].[Ag].[Ag].[Ag].[Ag].[Ag].[Sn].[Sn].[Sn].[Sn].[Sn].[Sn].[Sn].[Sn].[Sn].[Sn].[Sn].[Sn].[Sn].[Sn].[Sn].[Sn].[Sn].[Sn] Chemical class [Cu].[Cu].[Cu].[Cu].[Cu].[Cu].[Cu].[Cu].[Cu].[Cu].[Cu].[Cu].[Cu].[Cu].[Cu].[Cu].[Cu].[Cu].[Zn].[Ag].[Ag].[Ag].[Ag].[Ag].[Ag].[Ag].[Ag].[Ag].[Ag].[Ag].[Ag].[Ag].[Ag].[Ag].[Ag].[Ag].[Ag].[Ag].[Ag].[Ag].[Ag].[Ag].[Ag].[Ag].[Ag].[Ag].[Ag].[Ag].[Ag].[Ag].[Ag].[Ag].[Ag].[Ag].[Ag].[Ag].[Ag].[Ag].[Ag].[Ag].[Ag].[Ag].[Ag].[Ag].[Ag].[Ag].[Ag].[Ag].[Ag].[Ag].[Ag].[Ag].[Ag].[Ag].[Ag].[Ag].[Ag].[Ag].[Ag].[Ag].[Ag].[Sn].[Sn].[Sn].[Sn].[Sn].[Sn].[Sn].[Sn].[Sn].[Sn].[Sn].[Sn].[Sn].[Sn].[Sn].[Sn].[Sn].[Sn] RZJQYRCNDBMIAG-UHFFFAOYSA-N 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 235000011089 carbon dioxide Nutrition 0.000 description 1
- 229910002091 carbon monoxide Inorganic materials 0.000 description 1
- 238000004140 cleaning Methods 0.000 description 1
- 239000003245 coal Substances 0.000 description 1
- 238000002485 combustion reaction Methods 0.000 description 1
- 238000011161 development Methods 0.000 description 1
- 238000003912 environmental pollution Methods 0.000 description 1
- 239000002803 fossil fuel Substances 0.000 description 1
- 229910001068 laves phase Inorganic materials 0.000 description 1
- 239000003345 natural gas Substances 0.000 description 1
- 239000003921 oil Substances 0.000 description 1
- 239000002994 raw material Substances 0.000 description 1
- 238000012827 research and development Methods 0.000 description 1
- 239000006104 solid solution Substances 0.000 description 1
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- Catalysts (AREA)
- Hydrogen, Water And Hydrids (AREA)
Abstract
The invention relates to a nano magnesium-based composite material and a preparation method and application thereof, in particular to a nano magnesium-based composite material with low-temperature reversible hydrogen absorption and desorption capacity and a preparation method and application thereof. The preparation method comprises the following steps: firstly, uniformly mixing magnesium powder and nickel powder, and preparing a reaction product with high activity by adopting a hydrogenation combustion synthesis process; then the reaction product is mixed with simple substance or compound as catalytic phase, and the nano composite material is obtained by strong mechanical ball milling. The nano magnesium-based composite material has excellent hydrogen absorption and desorption performance, the material does not need to be activated at room temperature, the hydrogen absorption amount within 10 seconds of the first circulation reaches 3.0wt.%, and the material can be dehydrogenated at 150 ℃. The composite material can be used for storing and transporting hydrogen, vehicles using the hydrogen as fuel and other field operation occasions needing the hydrogen.
Description
Technical field
The present invention relates to a kind of nano Mg base composite material and its production and use, relate in particular to and a kind ofly have low-temp reversible and inhale and to put nano Mg base composite material of Hydrogen Energy power and its production and use.
Background technology
Emit the problem of environmental pollution that carbonic acid gas, carbon monoxide and sulfurous gas etc. bring during along with exhausted day by day and these combustion of fossil fuel of fossil energies such as coal, oil and natural gas, caused the great attention of countries in the world, people press for the novel continuable clean energy of research and development.Hydrogen Energy becomes the focus that countries in the world fall over each other to study owing to having cleaning, wide material sources and specific energy advantages of higher.The development and use of Hydrogen Energy comprise producing, store and using of hydrogen, and it is very important to research and develop efficient, safe, economic hydrogen storage technology.
Hydrogen storage material is varied, and wherein metal (or alloy) hydrogen storage material has obtained a large amount of research owing to have advantages such as the source is wide, economical and practical, safety and stability, mainly comprises AB
5Type rare earth-based alloy, non-AB
5Type rare earth-based alloy, AB
2Type Laves phase alloy, AB/A
2Type B alloy and several classes of V based solid solution type alloy.Wherein, magnesium base hydrogen-storing alloy is owing to have the favor that advantages such as aboundresources, inexpensive, light weight, hydrogen storage amount are big enjoy people, for example MgH
2Hydrogen storage amount up to 7.6wt.%, be higher than other classification metal (or alloy) hydrogen storage material far away, yet Magnuminium has the higher and dissatisfactory shortcoming of dynamic performance of the hydrogen discharging temperature of suction, especially hydrogen discharging performance is relatively poor, usually must could discharge hydrogen more than 250～300 ℃, restrict the application of this material.Existing studies show that, by with Mg with make a kind of nano Mg base composite material (Ref:Jean-Louis Bobet et al, International Journal of Hydrogen Energy 26 (2001) 493-501 as catalysis simple substance or compound ball milling under hydrogen atmosphere or argon gas atmosphere mutually; YQ.Hu et al, Joumalof Alloys and Compounds 375 (2004) 265-269), the hydrogen storage property of this material is improved to a certain extent, and for example active increasing inhales hydrogen discharging temperature and descends, and speed for hydrogen absorbing and releasing accelerates.Although by insistent research, the suction hydrogen temperature of Magnuminium can be reduced to about 100 ℃, however the suction hydrogen dynamic performance variation of alloy, and alloy still must just can put hydrogen more than 200 ℃.
Summary of the invention
The object of the present invention is to provide and a kind ofly have low-temp reversible and inhale and to put the nano Mg base composite material of Hydrogen Energy power; Another object of the present invention provides this preparation methods; A further object of the invention is that this nano Mg base composite material is being used for the storage of hydrogen, transportation, and need use the purposes of the field work occasion of hydrogen with the vehicles that hydrogen acts as a fuel with other.
Technical scheme of the present invention is: the invention provides a kind of nano Mg base composite material, it is characterized in that the per-cent of its component and the shared gross weight of each component is: Magnuminium is 70%-99%, and the simple substance of catalysis phase or compound are 1%-30%; Wherein simple substance is a kind of among graphite, B, Al, S, Ca, Sc, Ti, V, Cr, Mn, Fe, Co, Ni, Cu, Zn, Y, Zr, Nb, Pd, Pt, La, the Ce; Compound is selected from Al
2O
3, TiO
2, V
2O
5, Cr
2O
3, Fe
2O
3, ZrO
2, TiVMn, TiVCr, a kind of among the TiCrMo; Magnuminium is for adopting hydrogenation combustion synthesis process synthetic Magnuminium.
The per-cent of preferred its component and the shared gross weight of each component is: Magnuminium is 80%-97%, and the simple substance of catalysis phase or compound are 3%-20%.
Preferred Magnuminium is Mg
2Ni, MgH
2, Mg
2NiH
0.3, Mg
2NiH
4And/or the mixture of Mg and Ni; Perhaps be Mg
2I, MgH
2, Mg
2NiH
0.3, Mg
2NiH
4The mixture of any one or a few and any ratio of Mg; Perhaps be Mg
2Ni, MgH
2, Mg
2NiH
0.3, Mg
2NiH
4The mixture of any one or a few and any ratio of Ni.More preferably Magnuminium is Mg
2NiH
4, or Mg
2NiH
4Mixture with Ni.
Preferred simple substance is graphite or Co, and compound is TiVMn.
The invention provides a kind of preparation method of above-mentioned matrix material, its step comprises: A. is 1 with magnesium powder and nickel powder with the mole proportioning: 1-20: 1 mixes, and adopts hydrogenation burning synthetic prepared to obtain corresponding pulverous Magnuminium; B. be that 70%-99% Magnuminium powder is 1%-30% catalysis simple substance or a compound mutually with the per-cent that accounts for gross weight with the per-cent that accounts for gross weight in the steps A; C. by powerful mechanical ball milling said mixture, get nano Mg base composite material.All on sale on the above raw materials market.
The per-cent of preferred its component and the shared gross weight of each component is: Magnuminium is 80%-97%, and the simple substance of catalysis phase or compound are 3%-20%.
Preferred Magnuminium is Mg
2Ni, MgH
2, Mg
2NiH
0.3, Mg
2NiH
4And/or the mixture of Mg and Ni; Perhaps be Mg
2Ni, MgH
2, Mg
2NiH
0.3, Mg
2NiH
4The mixture of any one or a few and any ratio of Mg; Perhaps be Mg
2Ni, MgH
2, Mg
2NiH
0.3, Mg
2NiH
4The mixture of any one or a few and any ratio of Ni.More preferably Magnuminium is Mg
2NiH
4, or Mg
2NiH
4Mixture with Ni.
Preferred simple substance is graphite or Co, and compound is TiVMn.
Wherein the mole proportioning of magnesium powder and nickel powder is 1.5 among the preferred steps A: 1-10: 1; Adopted hydrogenation burning synthetic processing parameter to be among the preferred steps A: when synthetic magnesium powder behind the mixing and nickel powder are placed the hydrogen atmosphere reactor of pressure 0.1-2MPa, synthesis temperature 300-600 ℃, generated time 1-10 hour.
Use planetary high-energy ball mill that mixture is carried out powerful mechanical ball milling among the preferred steps C, mixture is under argon gas or the hydrogen atmosphere protection, 1-100 hour ball milling time, ratio of grinding media to material 10-50: 1.
The present invention also provides above-mentioned nano Mg base composite material, need use storage, the transportation of hydrogen at the vehicles that act as a fuel with hydrogen and other, and the purposes of field work occasion.
Beneficial effect:
1. the Magnuminium that adopts the hydrogenation combustion synthesis process to synthesize has very high reactive behavior, and it is Mg, Ni, Mg
2Ni, MgH
2, Mg
2NiH
0.3, Mg
2NiH
4In the mixture of one or both or two or more composition.With above-mentioned reaction product with as catalysis simple substance or compound mutually, under the protection of argon gas or hydrogen atmosphere, can prepare required nano Mg base composite material by powerful mechanical ball milling, preparation technology is simple, is suitable for suitability for industrialized production.
2. preparation-obtained nano Mg base composite material has very high reactive behavior and excellent low temperature is inhaled the Hydrogen Energy power of putting, and material need not activation, and at room temperature the hydrogen first in 20 seconds can reach 3.0wt.%, and gets final product dehydrogenation in the time of 150 ℃.
3. prepared nano Mg base composite material can be used for storage, the transportation of hydrogen, and need use the field work occasion of hydrogen with the vehicles that hydrogen acts as a fuel with other.
Embodiment
Below by embodiment the present invention is elaborated.
Embodiment 1
Take by weighing mole proportioning and be 1: 1 8.0g magnesium nickel metal powder, mix and be placed in the high-pressure reactor, reactor vacuumizes, and charge into argon gas and clean for 1-2 time, vacuumize again, charge into 1.6MPa purity at last and be 99.995% hydrogen, 1 hour internal heating sample to 450 ℃, be incubated and naturally cool to room temperature after 5 hours, reaction product is high reactivity Mg
2NiH
4The mixture of powder and nickel powder.Take by weighing 1.94g hydrogenation combustion synthesis reaction product and 0.06g Co powder, mix the back and under 0.1MPa high-purity argon gas atmosphere protection, carry out powerful mechanical ball milling, 80 hours ball milling time, ratio of grinding media to material 40: 1.The Mg-based nanocomposite for preparing need not activation, and at room temperature the hydrogen first in 20 seconds promptly reaches 1.9wt.%, and gets final product dehydrogenation in the time of 150 ℃.
Embodiment 2
Take by weighing mole proportioning and be 2: 1 8.0g magnesium nickel metal powder, mix and be placed in the high-pressure reactor, reactor vacuumizes, and charge into argon gas and clean for 1-2 time, vacuumize again, charge into 1.6MPa purity at last and be 99.995% hydrogen, 1 hour internal heating sample to 500 ℃, be incubated and naturally cool to room temperature after 2 hours, reaction product is high reactivity Mg
2NiH
4Powder.Take by weighing 1.6g hydrogenation combustion synthesis reaction product and 0.4g TiVMn powder, mix the back and under 0.1MPa high-purity argon gas atmosphere protection, carry out powerful mechanical ball milling, 20 hours ball milling time, ratio of grinding media to material 20: 1.The Mg-based nanocomposite for preparing need not activation, and at room temperature the hydrogen first in 20 seconds promptly reaches 2.5wt.%, and gets final product dehydrogenation in the time of 150 ℃.
Embodiment 3
Take by weighing mole proportioning and be 2: 1 8.0g magnesium nickel metal powder, mix and be placed in the high-pressure reactor, reactor vacuumizes, and charge into argon gas and clean for 1-2 time, vacuumize again, charge into 1.8MPa purity at last and be 99.995% hydrogen, 1 hour internal heating sample to 550 ℃, naturally cool to room temperature then immediately, reaction product is high reactivity Mg
2NiH
4Powder.Take by weighing 1.9g hydrogenation combustion synthesis reaction product Mg
2NiH
4And the 0.1g Graphite Powder 99, mix the back and under 0.1MPa high-purity argon gas atmosphere protection, carry out powerful mechanical ball milling, 30 hours ball milling time, ratio of grinding media to material 30: 1.The Mg-based nanocomposite for preparing need not activation, and at room temperature the hydrogen first in 20 seconds promptly reaches 3.0wt.%, and gets final product dehydrogenation in the time of 150 ℃.
Embodiment 4
Take by weighing mole proportioning and be 10: 1 8.0g magnesium nickel metal powder, mix and be placed in the high-pressure reactor, reactor vacuumizes, and charge into argon gas and clean for 1-2 time, vacuumize again, charge into 1.8MPa purity at last and be 99.995% hydrogen, 1 hour internal heating sample to 550 ℃, naturally cool to room temperature then immediately, reaction product is Mg, MgH
2, Mg
2NiH
0.3And Mg
2NiH
4The mixture of powder.Take by weighing 1.4g hydrogenation combustion synthesis reaction product and 0.6g Graphite Powder 99, mix the back and under 0.1MPa high-purity argon gas atmosphere protection, carry out powerful mechanical ball milling, 30 hours ball milling time, ratio of grinding media to material 30: 1.The Mg-based nanocomposite for preparing need not activation, and at room temperature the hydrogen first in 20 seconds promptly reaches 2.8wt.%, and gets final product dehydrogenation in the time of 150 ℃.
Embodiment 5
Take by weighing mole proportioning and be 20: 1 8.0g magnesium nickel metal powder, mix and be placed in the high-pressure reactor, reactor vacuumizes, and charge into argon gas and clean for 1-2 time, vacuumize again, charge into 1.8MPa purity at last and be 99.995% hydrogen, 1 hour internal heating sample to 600 ℃, naturally cool to room temperature then immediately, reaction product is Mg, MgH
2, Mg
2NiH
0.3And Mg
2NiH
4The mixture of powder.Take by weighing 1.4g hydrogenation combustion synthesis reaction product and 0.6g TiCrMo powder, mix the back and under 0.4MPa high-purity hydrogen atmosphere protection, carry out powerful mechanical ball milling, 40 hours ball milling time, ratio of grinding media to material 30: 1.The Mg-based nanocomposite for preparing need not activation, and at room temperature the hydrogen first in 20 seconds promptly reaches 2.9wt.%, and gets final product dehydrogenation in the time of 150 ℃.
Claims (12)
1, a kind of nano Mg base composite material, it is characterized in that the per-cent of its component and the shared gross weight of each component is: Magnuminium is 70%-99%, the simple substance of catalysis phase or compound are 1%-30%; Wherein simple substance is a kind of among graphite, B, Al, S, Ca, Sc, Ti, V, Cr, Mn, Fe, Co, Ni, Cu, Zn, Y, Zr, Nb, Pd, Pt, La, the Ce; Compound is Al
2O
3, TiO
2, V
2O
5, Cr
2O
3, Fe
2O
3, ZrO
2, TiVMn, TiVCr, a kind of among the TiCrMo; Magnuminium is for adopting hydrogenation combustion synthesis process synthetic.
2, matrix material according to claim 1, it is characterized in that the per-cent of its component and the shared gross weight of each component is: Magnuminium is 80%-97%, the simple substance of catalysis phase or compound are 3%-20%.
3, matrix material according to claim 1 is characterized in that Magnuminium is MgH
2, Mg
2NiH
0.3, Mg
2NiH
4In any one or a few mixture, perhaps be Mg and Ni mixture again and MgH
2, Mg
2NiH
0.3, Mg
2NiH
4In any one or a few mixture; Perhaps be MgH
2, Mg
2NiH
0.3, Mg
2NiH
4The mixture of any one or a few and any ratio of Mg; Perhaps be MgH
2, Mg
2NiH
0.3, Mg
2NiH
4The mixture of any one or a few and any ratio of Ni.
4, matrix material according to claim 2 is characterized in that Magnuminium is Mg
2NiH
4, or Mg
2NiH
4Mixture with Ni.
5, matrix material according to claim 1 is characterized in that simple substance is graphite or Co, and compound is TiVMn.
6, a kind of preparation method of matrix material as claimed in claim 1, its step comprises:
A. be 1 with magnesium powder and nickel powder with the mole proportioning: 1-20: 1 mixes, and adopts hydrogenation burning synthetic prepared to obtain corresponding pulverous Magnuminium;
The per-cent that B. will account for gross weight is that the Magnuminium powder in the steps A of 70%-99% is 1%-30% catalysis simple substance or a compound mutually with the per-cent that accounts for gross weight;
C. by powerful mechanical ball milling said mixture, get nano Mg base composite material.
7,, it is characterized in that the mole proportioning of magnesium powder and nickel powder is 1.5 in the steps A: 1-10: 1 according to the described method of claim 6.
8, according to the described method of claim 6, it is characterized in that adopting in the steps A hydrogenation burning synthetic processing parameter to be: the hydrogen atmosphere reactor that when synthetic magnesium powder behind the mixing and nickel powder is placed pressure 0.1-2MPa, synthesis temperature 300-600 ℃, generated time 1-10 hour.
9, according to the method for claim 6, it is characterized in that using among the step C planetary high-energy ball mill that mixture is carried out powerful mechanical ball milling, mixture is under argon gas or the hydrogen atmosphere protection, 1-100 hour ball milling time, ratio of grinding media to material 10: 1-50: 1.
10, a kind of purposes of nano Mg base composite material as claimed in claim 1 is as the storage or the transportation of hydrogen.
11, a kind of purposes as claimed in claim 10 is characterized in that the application of nano Mg base composite material in the vehicles that act as a fuel with hydrogen.
12, a kind of purposes as claimed in claim 10 is characterized in that the application in the nano Mg base composite material operation occasion in the open air.
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| CN101318222B (en) * | 2007-06-06 | 2011-06-15 | 中国科学院金属研究所 | Metal alloy nano-stick or nano-wire manufactured with Laves phase hydrogenation method and process thereof |
| CN101623627B (en) * | 2008-07-10 | 2011-08-17 | 北京有色金属研究总院 | Catalyst for improving hydrogen production kinetics performance of hydrogen storage material of Li-Mg-N-H system and using method thereof |
| CN101475142B (en) * | 2009-02-02 | 2010-09-29 | 南京工业大学 | Zintl phase hydrogen storage material and preparation method thereof |
| CN101786004B (en) * | 2010-01-13 | 2013-01-02 | 西安交通大学 | Catalyst containing trace noble metals for dehydrogenating organic hydrogen storage medium and preparation method |
| CN101967590B (en) * | 2010-10-26 | 2012-05-23 | 华南理工大学 | Magnesium indium solid solution and preparation method thereof |
| CN102418018B (en) * | 2011-11-16 | 2013-09-04 | 南京工业大学 | Nano magnesium-based hydrogen storage material and preparation method thereof |
| CN105063445A (en) * | 2015-08-12 | 2015-11-18 | 厦门理工学院 | Magnesium-based ternary solid solution hydrogen-storage alloy and preparation method thereof |
| CN105586519A (en) * | 2015-12-21 | 2016-05-18 | 安泰科技股份有限公司 | High-performance nano magnesium-based hydrogen storage material and preparation method thereof |
| CN106811643A (en) * | 2017-01-22 | 2017-06-09 | 安徽臣诺机器人科技有限公司 | A kind of handling machinery arm machine pawl and preparation method thereof |
| CN110963461A (en) * | 2019-12-31 | 2020-04-07 | 世能氢电科技有限公司 | Metal oxide and porous material composite hydrogen storage material and preparation method thereof |
| CN111498801A (en) * | 2020-06-09 | 2020-08-07 | 世能氢电科技有限公司 | MgH2-Ni-metal oxide-Ti-Fe composite hydrogen storage material and preparation method thereof |
| CN114411028B (en) * | 2022-01-21 | 2022-09-20 | 徐州工程学院 | Trace nickel composite layered magnesium composite material and preparation method and application thereof |
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Patent Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1580306A (en) * | 2003-08-04 | 2005-02-16 | 北京有色金属研究总院 | Method for preparing magnesium base hydrogen-storage material using hydrogenation combustion method and its magnesium base hydrogen-storage material |
Non-Patent Citations (3)
| Title |
|---|
| Activation characteristics of graphite modifiedhydrogenabsorbing materials. S.Bouaricha等.Journal of Alloys and Compounds,No.325. 2001 * |
| Effect of surface modification of an MgNi alloy with graphiteby ball-milling on the rate of hydrogen absorption. Shinji Nohara等.Journal of Alloys and Compounds,No.252. 1997 * |
| Metal oxides as catalysts for improved hydrogen sorption innanocrystalline Mg-based materials. W.Oelerich等.Journal of Alloys and Compounds,No.315. 2001 * |
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