Pyro-Refining of Mechanically Treated Waste Printed Circuit Boards in a DC Arc-Furnace
Sign Up to like & getrecommendations! Published in 2018 at "Journal of Sustainable Metallurgy"
DOI: 10.1007/s40831-018-0167-3
Abstract: This paper presents the results of theoretical assessment and a preliminary experimental investigation of the modified pyrometallurgical processing of metallic granulate obtained after mechanical treatment of waste printed circuit boards (WPCBs). The studied two-step process… read more here.
Keywords: phase; waste printed; furnace; circuit boards ... See more keywords
Emission characteristics of polybrominated diphenyl ethers from the thermal disassembly of waste printed circuit boards
Sign Up to like & getrecommendations! Published in 2020 at "Atmospheric Environment"
DOI: 10.1016/j.atmosenv.2020.117402
Abstract: Abstract Thermal disassembly is prevalently applied for the removal of electronic components on waste printed circuit boards (WPCBs), and temperature is an important factor influencing the pollutant emission process. The emission characteristics of polybrominated diphenyl… read more here.
Keywords: waste printed; thermal disassembly; scale experiments; printed circuit ... See more keywords
Enhanced bioleaching efficiency of copper from waste printed circuit board driven by nitrogen-doped carbon nanotubes modified electrode
Sign Up to like & getrecommendations! Published in 2017 at "Chemical Engineering Journal"
DOI: 10.1016/j.cej.2017.05.024
Abstract: Abstract To improve the copper bioleaching efficiency from waste printed circuit board (WPCB) by Acidithiobacillus ferrooxidans ( A. ferrooxidans ), a novel simplified material (nitrogen-doped carbon nanotubes (NCNTs) modified electrode) was used in this paper.… read more here.
Keywords: modified electrode; waste printed; bioleaching efficiency; copper ... See more keywords
Dismantling and electrochemical copper recovery from Waste Printed Circuit Boards in H2SO4–CuSO4–NaCl solutions
Sign Up to like & getrecommendations! Published in 2019 at "Journal of Cleaner Production"
DOI: 10.1016/j.jclepro.2019.05.112
Abstract: Abstract The worldwide growing of electrical and electronic equipment makes increasingly urgent to find environmentally friendly treatments for e-waste. In this paper, the attention has been focused on i) the eco-friendly dismantling of the electronic… read more here.
Keywords: waste printed; circuit boards; copper; printed circuit ... See more keywords
Eddy current separation can be used in separation of non-ferrous particles from crushed waste printed circuit boards
Sign Up to like & getrecommendations! Published in 2021 at "Journal of Cleaner Production"
DOI: 10.1016/j.jclepro.2021.127755
Abstract: Abstract Waste printed circuit boards are produced greatly due to the wide application of electronic devices, in which non-ferrous metals are valuable resources. Without effective recovery processes, it can cause serious heavy metal pollution. Traditional… read more here.
Keywords: waste printed; non ferrous; eddy current; separation ... See more keywords
Microwave-assisted catalytic pyrolysis of waste printed circuit boards, and migration and distribution of bromine.
Sign Up to like & getrecommendations! Published in 2021 at "Journal of hazardous materials"
DOI: 10.1016/j.jhazmat.2020.123749
Abstract: Microwave-assisted pyrolysis (MAP) of waste printed circuit boards (WPCB) was performed to investigate the characteristics of pyrolysis product and Br fixation. Pyrolysis conversion increased with increasing temperature, reaching 93.3 % at 650 °C. However, increasing… read more here.
Keywords: waste printed; pyrolysis; microwave assisted; circuit boards ... See more keywords
O2-enriched microbial activity with pH-sensitive solvo-chemical and electro-chlorination strategy to reclaim critical metals from the hazardous waste printed circuit boards.
Sign Up to like & getrecommendations! Published in 2021 at "Journal of hazardous materials"
DOI: 10.1016/j.jhazmat.2021.125769
Abstract: An innovative process integration for the sustainable recovery of critical metals from waste printed circuit boards (WPCBs) is demonstrated. In the acid pre-treatment of WPCBs, > 95% of highly toxic metals lead and tin could dissolve… read more here.
Keywords: waste printed; circuit boards; electro chlorination; printed circuit ... See more keywords
Bioremediation of noxious metals from e-waste printed circuit boards by Frankia.
Sign Up to like & getrecommendations! Published in 2021 at "Microbiological research"
DOI: 10.1016/j.micres.2021.126707
Abstract: The environmental noxious e-waste was collected and physicochemical characterized by Scanning electron microscopy (SEM) along with energy dispersive X-ray spectroscopy (EDX), Atomic absorption spectrometry (AAS), and X-ray diffraction analysis (XRD) exploration to understand the presence… read more here.
Keywords: waste printed; analysis; waste; bioremediation ... See more keywords
Environmentally friendly synthesis of copper nanoparticles from waste printed circuit boards
Sign Up to like & getrecommendations! Published in 2020 at "Separation and Purification Technology"
DOI: 10.1016/j.seppur.2019.115860
Abstract: Abstract A facile environmentally friendly hydrometallurgical approach to recover copper as nanoparticles from electronic waste (e-waste) has been presented. Selective leaching of copper from powdered old computers waste printed circuit boards (WPCBs) was executed in… read more here.
Keywords: waste printed; circuit boards; environmentally friendly; copper ... See more keywords
Feasible preparation of Cu6Sn5 alloy thin-film anode materials for lithium-ion batteries from waste printed circuit boards by electrodeposition
Sign Up to like & getrecommendations! Published in 2021 at "Solid State Ionics"
DOI: 10.1016/j.ssi.2021.115625
Abstract: Abstract Homogeneous and three-dimensional structural Cu6Sn5 alloy thin-film composite materials are successfully fabricated by efficiently electrodepositing the acidic leaching solution of waste printed circuit boards with the pH value adjusted to 10 at different current… read more here.
Keywords: waste printed; alloy thin; thin film; alloy ... See more keywords
Non-destructive characterization of mechanically processed waste printed circuit boards - particle liberation analysis.
Sign Up to like & getrecommendations! Published in 2019 at "Waste management"
DOI: 10.1016/j.wasman.2019.11.006
Abstract: This work aimed to develop and propose methods for evaluating the metal degree of liberation to characterize the metal deportment/concentration and liberation/association of mechanically processed waste Printed Circuit Boards (PCBs) that hold the complex and… read more here.
Keywords: liberation; processed waste; waste printed; mechanically processed ... See more keywords