Adsorption equilibria of rhodium acetylacetonate with MCM-41, MSU-H, and HMS silica substrates in supercritical carbon dioxide for preparing catalytic mesoporous materials
Experimental adsorption data for Rh precursors on mesoporous silica reported. Adsorption isotherms depend strongly on CO2 density. Adsorption equilibria on the substrate characterized by the Dubinin-Astakhov equation. Trend of model parameters allows preparation of desired impregnated materials.