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  Alumel catalyst

1£®Characteristics£º
Alumel catalyst £¬ Alumel powder framework nickel catalyst £» raneys nickel
2£® Ingredients£º
Ni, AI
3£® Properties£º
It is gray formless powder before it is activated, after activated, it is one kind of black powder with active hydrogen. It can be fired if it contacts with air in drying condition. It should be kept in clean water, ethanol or inertia organic solvent
4£® Specification£º
Ni %42-50
Alumel %95-100
Grainsize£¨mesh£©20-40, 40-60, 60-80, 80-100, 100-120,
120-160, 160-180, 180-200
5£® Uses£º
It can be used as the catalyst of hydrogenation (reducing reaction) of unsaturated hydrocarbon , it is also applied in other reactions, such as dehydrogenation, desulfurization, dehalogenation and oxidation process. Before it is put into function, it should be activated by 20-25%NAOH in 50¡À2¡æ, it can remove the aluminum and produce framework nickel and £¨H£© hydrogen in statu nascendi.


 
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