Eco-friendly and low-cost removal of bromine from waste printed circuit board smelting ash by mechano-chemical leaching
Lijuan Zhao, Qiang Deng, Qijun Zhang, Zhe Tan, Xiaoguang Zhang, Minwei Song, Wei Wang, Ran Tao, Zhenhuan Zhao, Dean Pan
Abstract
This work introduces an eco-friendly, efficient, and low-cost approach for the removal of hazardous inorganic bromides and the recovery of a high-purity NaBr product from waste printed circuit board smelting ash via a mechano-chemical technology.
Topics & Concepts
Leaching (pedology)Hazardous wastePrinted circuit boardEnvironmentally friendlyWaste managementBromineSmeltingPhosphogypsumMunicipal solid wasteChemistryEnvironmental scienceEngineeringRaw materialOrganic chemistrySoil scienceSoil waterElectrical engineeringEcologyBiologyRecycling and Waste Management TechniquesExtraction and Separation ProcessesAnalytical chemistry methods development