Corrosion behavior of copper in 3 % NaCl with addition of cynarae extract
Koroziono ponašanje bakra u 3% rastvoru NaCl sa dodatkom ekstrakta cynarae
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In this work, corrosion behavior of cooper in corrosion media consisted of aerated aqueous electrolyte of 3% NaCl with addition of different amount of cynarae extract as green corrosion inhibitor, is presented. Techniques used in this study involved open circuit measurements, evaluation of charge transfer resistance and corrosion current density during exposure to corrosion environment. Also, electrochemical impedance spectroscopy measurements are presented. Potentiodymamic polarization curves were also used for the evaluation of the corrosion current density and corrosion potential of coper in corrosion media. Based on these results, it was concluded that the satisfactory results of corrosion inhibition exceeding 70 % were obtained with small amount of only 37*10-2 of mas. % of cynarae extract, based on open circuit behavior which involved decrease of the open circuit potentials of copper in the presence of cynarae extract it was concluded that this extract served as cathodic inhibito...r.
Koroziono ponašanje bakra u aerisanom vodenom rastvoru 3% NaCl bez i sa dodatkom različite količine ekstrakta cynarae (artičoka) je ispitano u cilju evaluacije inhibicije korozije bakra i mogućnosti primene ekstrakta cynarae kao zelenog inhibitora korozije. Za evaluaciju efikasnosti zaštite korišćene su uobičajene eksperimntalne tehnike praćenja potencija otvorenog kola, otpornosti prenosa naelektrisanja i struje korozije u vremenu kao i spektroskopija elektrohemijske impedancije. Ustanovljeno je da veoma male količine ovog inhibitora od svega 37*10-2 mas. % pružaju zadovoljavajuću zaštitu od korozije u 3% NaCl. Na osnovu smanjenja potencijala otvorenog kola bakra u prisustvu ekstrakta cynarae, ustanovljeno je da je inhibitor katodnog tipa.
Keywords:
copper / green inhibitors / cynarae extract / cathodic inhibitorsSource:
Meeting point of the science and practice in the fields of corrosion, materials and environmental protection : proceedings = Stecište nauke i prakse u oblastima korozije, zaštite materijala i životne sredine : knjiga radova / XXIII YuCorr International Conference = XXIII YuCorr Međunarodna konferencija, May 16-19, 2022, Divčibare, Serbia, 2022, poster-159-poster-164Publisher:
- Beograd : Udruženje inženjera Srbije za koroziju i zaštitu materijala UISKOZAM
Funding / projects:
- Ministry of Education, Science and Technological Development, Republic of Serbia, Grant no. 200175 (Institute of Technical Sciences of SASA, Belgrade) (RS-200175)
- Ministry of Education, Science and Technological Development, Republic of Serbia, Grant no. 200135 (University of Belgrade, Faculty of Technology and Metallurgy) (RS-200135)
Institution/Community
Институт техничких наука САНУ / Institute of Technical Sciences of SASATY - CONF AU - Jokić, Bojan AU - Gvozdenović, Milica AU - Jovanović, Marijana AU - Jugović, Branimir AU - Grgur, Branimir PY - 2022 UR - https://dais.sanu.ac.rs/123456789/13649 AB - In this work, corrosion behavior of cooper in corrosion media consisted of aerated aqueous electrolyte of 3% NaCl with addition of different amount of cynarae extract as green corrosion inhibitor, is presented. Techniques used in this study involved open circuit measurements, evaluation of charge transfer resistance and corrosion current density during exposure to corrosion environment. Also, electrochemical impedance spectroscopy measurements are presented. Potentiodymamic polarization curves were also used for the evaluation of the corrosion current density and corrosion potential of coper in corrosion media. Based on these results, it was concluded that the satisfactory results of corrosion inhibition exceeding 70 % were obtained with small amount of only 37*10-2 of mas. % of cynarae extract, based on open circuit behavior which involved decrease of the open circuit potentials of copper in the presence of cynarae extract it was concluded that this extract served as cathodic inhibitor. AB - Koroziono ponašanje bakra u aerisanom vodenom rastvoru 3% NaCl bez i sa dodatkom različite količine ekstrakta cynarae (artičoka) je ispitano u cilju evaluacije inhibicije korozije bakra i mogućnosti primene ekstrakta cynarae kao zelenog inhibitora korozije. Za evaluaciju efikasnosti zaštite korišćene su uobičajene eksperimntalne tehnike praćenja potencija otvorenog kola, otpornosti prenosa naelektrisanja i struje korozije u vremenu kao i spektroskopija elektrohemijske impedancije. Ustanovljeno je da veoma male količine ovog inhibitora od svega 37*10-2 mas. % pružaju zadovoljavajuću zaštitu od korozije u 3% NaCl. Na osnovu smanjenja potencijala otvorenog kola bakra u prisustvu ekstrakta cynarae, ustanovljeno je da je inhibitor katodnog tipa. PB - Beograd : Udruženje inženjera Srbije za koroziju i zaštitu materijala UISKOZAM C3 - Meeting point of the science and practice in the fields of corrosion, materials and environmental protection : proceedings = Stecište nauke i prakse u oblastima korozije, zaštite materijala i životne sredine : knjiga radova / XXIII YuCorr International Conference = XXIII YuCorr Međunarodna konferencija, May 16-19, 2022, Divčibare, Serbia T1 - Corrosion behavior of copper in 3 % NaCl with addition of cynarae extract T1 - Koroziono ponašanje bakra u 3% rastvoru NaCl sa dodatkom ekstrakta cynarae SP - poster-159 EP - poster-164 UR - https://hdl.handle.net/21.15107/rcub_dais_13649 ER -
@conference{ author = "Jokić, Bojan and Gvozdenović, Milica and Jovanović, Marijana and Jugović, Branimir and Grgur, Branimir", year = "2022", abstract = "In this work, corrosion behavior of cooper in corrosion media consisted of aerated aqueous electrolyte of 3% NaCl with addition of different amount of cynarae extract as green corrosion inhibitor, is presented. Techniques used in this study involved open circuit measurements, evaluation of charge transfer resistance and corrosion current density during exposure to corrosion environment. Also, electrochemical impedance spectroscopy measurements are presented. Potentiodymamic polarization curves were also used for the evaluation of the corrosion current density and corrosion potential of coper in corrosion media. Based on these results, it was concluded that the satisfactory results of corrosion inhibition exceeding 70 % were obtained with small amount of only 37*10-2 of mas. % of cynarae extract, based on open circuit behavior which involved decrease of the open circuit potentials of copper in the presence of cynarae extract it was concluded that this extract served as cathodic inhibitor., Koroziono ponašanje bakra u aerisanom vodenom rastvoru 3% NaCl bez i sa dodatkom različite količine ekstrakta cynarae (artičoka) je ispitano u cilju evaluacije inhibicije korozije bakra i mogućnosti primene ekstrakta cynarae kao zelenog inhibitora korozije. Za evaluaciju efikasnosti zaštite korišćene su uobičajene eksperimntalne tehnike praćenja potencija otvorenog kola, otpornosti prenosa naelektrisanja i struje korozije u vremenu kao i spektroskopija elektrohemijske impedancije. Ustanovljeno je da veoma male količine ovog inhibitora od svega 37*10-2 mas. % pružaju zadovoljavajuću zaštitu od korozije u 3% NaCl. Na osnovu smanjenja potencijala otvorenog kola bakra u prisustvu ekstrakta cynarae, ustanovljeno je da je inhibitor katodnog tipa.", publisher = "Beograd : Udruženje inženjera Srbije za koroziju i zaštitu materijala UISKOZAM", journal = "Meeting point of the science and practice in the fields of corrosion, materials and environmental protection : proceedings = Stecište nauke i prakse u oblastima korozije, zaštite materijala i životne sredine : knjiga radova / XXIII YuCorr International Conference = XXIII YuCorr Međunarodna konferencija, May 16-19, 2022, Divčibare, Serbia", title = "Corrosion behavior of copper in 3 % NaCl with addition of cynarae extract, Koroziono ponašanje bakra u 3% rastvoru NaCl sa dodatkom ekstrakta cynarae", pages = "poster-159-poster-164", url = "https://hdl.handle.net/21.15107/rcub_dais_13649" }
Jokić, B., Gvozdenović, M., Jovanović, M., Jugović, B.,& Grgur, B.. (2022). Corrosion behavior of copper in 3 % NaCl with addition of cynarae extract. in Meeting point of the science and practice in the fields of corrosion, materials and environmental protection : proceedings = Stecište nauke i prakse u oblastima korozije, zaštite materijala i životne sredine : knjiga radova / XXIII YuCorr International Conference = XXIII YuCorr Međunarodna konferencija, May 16-19, 2022, Divčibare, Serbia Beograd : Udruženje inženjera Srbije za koroziju i zaštitu materijala UISKOZAM., poster-159-poster-164. https://hdl.handle.net/21.15107/rcub_dais_13649
Jokić B, Gvozdenović M, Jovanović M, Jugović B, Grgur B. Corrosion behavior of copper in 3 % NaCl with addition of cynarae extract. in Meeting point of the science and practice in the fields of corrosion, materials and environmental protection : proceedings = Stecište nauke i prakse u oblastima korozije, zaštite materijala i životne sredine : knjiga radova / XXIII YuCorr International Conference = XXIII YuCorr Međunarodna konferencija, May 16-19, 2022, Divčibare, Serbia. 2022;:poster-159-poster-164. https://hdl.handle.net/21.15107/rcub_dais_13649 .
Jokić, Bojan, Gvozdenović, Milica, Jovanović, Marijana, Jugović, Branimir, Grgur, Branimir, "Corrosion behavior of copper in 3 % NaCl with addition of cynarae extract" in Meeting point of the science and practice in the fields of corrosion, materials and environmental protection : proceedings = Stecište nauke i prakse u oblastima korozije, zaštite materijala i životne sredine : knjiga radova / XXIII YuCorr International Conference = XXIII YuCorr Međunarodna konferencija, May 16-19, 2022, Divčibare, Serbia (2022):poster-159-poster-164, https://hdl.handle.net/21.15107/rcub_dais_13649 .