Supercritical CO<sub>2</sub>-induced alteration of a polymer–metal matrix and selective extraction of valuable metals from waste printed circuit boards
Peng Peng, Ah‐Hyung Alissa Park
Abstract
Supercritical CO<sub>2</sub>-induced treatment of heterogeneous waste printed circuit boards resulted in selective recoveries of Au, Ni and Cu.
Topics & Concepts
Supercritical fluidExtraction (chemistry)Printed circuit boardMetalMatrix (chemical analysis)Materials scienceSupercritical fluid extractionPolymerChemical engineeringHeavy metalsMetal-organic frameworkInorganic chemistryChemistryMetallurgyOrganic chemistryEnvironmental chemistryComposite materialAdsorptionComputer scienceEngineeringOperating systemRecycling and Waste Management TechniquesExtraction and Separation ProcessesAdditive Manufacturing and 3D Printing Technologies