Metallic Lead Recovery Via Electrowinning from Lead Acetate for Silicon Solar Module Recycling

Natalie Click, Meng Tao

Research output: Chapter in Book/Report/Conference proceedingConference contribution

Abstract

A new chemistry for lead recovery from silicon module waste is proposed. It involves leaching lead in dilute acetic acid followed by electrowinning to directly recover metallic lead. Cyclic voltammetry reveals that the lead reduction potential is-0.39 V vs silver/silver chloride in a 0.01 M aqueous lead acetate solution. Structural and chemical analyses confirm the presence of lead on the working electrode after one hour of chronoamperometry at-0.8 V. A small amount of a deposit, most likely lead oxide, is found on the counter electrode.

Original languageEnglish (US)
Title of host publication2022 IEEE 49th Photovoltaics Specialists Conference, PVSC 2022
PublisherInstitute of Electrical and Electronics Engineers Inc.
Pages248-250
Number of pages3
ISBN (Electronic)9781728161174
DOIs
StatePublished - 2022
Event49th IEEE Photovoltaics Specialists Conference, PVSC 2022 - Philadelphia, United States
Duration: Jun 5 2022Jun 10 2022

Publication series

NameConference Record of the IEEE Photovoltaic Specialists Conference
Volume2022-June
ISSN (Print)0160-8371

Conference

Conference49th IEEE Photovoltaics Specialists Conference, PVSC 2022
Country/TerritoryUnited States
CityPhiladelphia
Period6/5/226/10/22

Keywords

  • acetic acid
  • lead electrowinning
  • lead leaching
  • lead recovery
  • silicon module recycling

ASJC Scopus subject areas

  • Control and Systems Engineering
  • Industrial and Manufacturing Engineering
  • Electrical and Electronic Engineering

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