Novel nitrogen-modified composite metal oxide plug-in catalyst and application thereof
A composite metal and catalyst technology, which is applied in the synthesis field of new nitrogen-modified composite metal oxide intercalated catalysts, can solve the problems of poor selectivity and high catalyst preparation cost, and achieve strong solubilizing ability, excellent comprehensive performance, and easy rinsing Effect
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Embodiment 1
[0028] Add MgO 80g in 2L autoclave, add the Al(NO of 10wt%) 3 ) 3 500g of aqueous solution and 10g of ammonium nitrate were immersed for 30 hours at 40°C; 500g of 20% sodium hydroxide was added to the reactor at one time, and the temperature was raised to 70°C for 1 hour; React for 30 hours; after the reaction, wash, dry, and grind to obtain a catalyst, which is designated as CAT-1.
Embodiment 2
[0030] Add MgO 100g in 2L autoclave, add 10wt% Co(NO 3 ) 2 Liquid 500g and ammonium nitrate 5g, impregnated at 50°C for 25 hours; 600g mass fraction of 20% sodium hydroxide was added to the reactor at one time, and the temperature was raised to 80°C for 1 hour; React for 30 hours; after the reaction, wash, dry, and grind to obtain a catalyst, which is designated as CAT-2.
Embodiment 3
[0032] Add MgO 90g in 2L autoclave, add the Al(NO 3 ) 3 500g of aqueous solution and 15g of ammonium nitrate were immersed at 50°C for 30h; 500g of 20% sodium hydroxide was added to the reactor at one time, and the temperature was raised to 70°C for 1h; React for 30 hours; after the reaction, wash, dry, and grind to obtain a catalyst, which is designated as CAT-3.
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