METHOD FOR MANUFACTURING A CATALYST FOR PRODUCING GLYCEROL CARBONATE FROM GLYCEROL BY ADDING THE AQUEOUS SOLUTION OF NaOH OR KOH OR THE MIXTURE OF NH4(OH) AND NaOH INTO THE MIXED AQUEOUS SOLUTION OF ZINC NITRATE AND ALUMINUM NITRATE, AND AGING, FILTERING, WASHING AND CALCINING THE MIXTURE

摘要

PURPOSE: A method for manufacturing a catalyst for producing glycerol carbonate from glycerol is provided to produce glycerol carbonate from glycerol and urea with high conversion rate, selectivity and yield rate.;CONSTITUTION: A method for manufacturing a catalyst for producing glycerol carbonate from glycerol comprises the steps of: producing the mixed aqueous solution of zinc nitrate and aluminum nitrate; adding the aqueous solution of NaOH or KOH or the mixture of NH4(OH) and NaOH into the mixed aqueous solution of metals; aging the mixture; obtaining solids by filtering and washing the aged mixture; and calcining the solids under oxygen, nitrogen or helium.;COPYRIGHT KIPO 2013;[Reference numerals] (AA) Zn/Al metal mixture aqueous solution; (BB) Add NaOH aqueous solution, KOH aqueous solution, or NH_3 and NaOH aqueous solution; (CC) Aging; (DD) Filtering; (EE) Washing; (FF) Drying; (GG) Plasticize under oxygen, nitrogen or helium; (HH) Catalyst