Acid pretreatment of support promotes Pd/SiO<sub>2</sub> activity for formaldehyde oxidation at room temperature
Xiaofeng Liu, Chunying Wang, Yaobin Li, Hong He
Abstract
Hydroxyl groups on SiO 2 produced by acid pretreatment favored the anchoring of Pd particles and increased their dispersion, which induced more oxygen vacancies on the surface of catalysts and further enhanced H 2 O activation.
Topics & Concepts
CatalysisFormaldehydeOxygenChemistryDispersion (optics)Inorganic chemistryNuclear chemistryPhotochemistryChemical engineeringOrganic chemistryOpticsPhysicsEngineeringCatalytic Processes in Materials ScienceCatalysis and Oxidation ReactionsGas Sensing Nanomaterials and Sensors