Results 51 to 60 of about 535 (180)

Screening of parameters and optimization of nickel extraction by green emulsion liquid membrane using statistical experimental design

The Canadian Journal of Chemical Engineering, Volume 103, Issue 9, Page 4106-4124, September 2025.
Abstract This study focuses on the extraction of nickel ions from an aqueous solution using a green emulsion liquid membrane (GELM). Its primary objective is to choose between corn oil and sunflower oil as a solvent in GELM and compare their performance with a kerosene‐based emulsion liquid membrane (ELM).
Farzin Sadehlari, Guilherme Ozorio Cassol, Stevan Dubljevic   +2 more
wiley   +1 more source

Solvent extraction and separation of titanium and iron by a variety of extractants from HCl solutions media of different concentration

工程科学与技术, 2011
:Solvent extraction and separation of titanium and iron by a variety of extractants including of D2EHPA、TOPO、TBP、TOA and N1923 from HCl solutions of different concentration was investigated on the basic of the Altair hydrochloride TiO2 pigment process ...
Mao Xue-Hua, LIU Dai-Jiun, ZHANG Peng
doaj  

Synergistic Extraction of Samarium(III) from Water via Emulsion Liquid Membrane Using a Low-Concentration D2EHPA–TOPO System: Operational Parameters and Salt Effects

Separations
The synergistic effect of using D2EHPA and TOPO together to enhance the extraction of samarium(III) from aqueous media via emulsion liquid membrane (ELM) technology was explored.
Ahlem Taamallah, Oualid Hamdaoui
doaj   +1 more source

SisClever: Pure and Concentrated Products From Multicomponent Mixtures – Applied to Urban Mining

Chemie Ingenieur Technik, Volume 97, Issue 6, Page 625-631, June 2025.
Urban mining demands efficient processes for the separation of complex mixtures. The SisClever process enables the separation of a multicomponent mixture into its individual components at in principle arbitrary purity and concentration. This is validated through experiments and demonstrated for the challenging separation of a rare‐earth mixture ...
Ezgi Uslu, Marc Philippart de Foy, Andreas Pfennig   +2 more
wiley   +1 more source

A Review on Leaching of Spent Lithium Battery Cathode Materials Adopting Deep Eutectic Solvents

ChemistryOpen, Volume 14, Issue 4, April 2025.
The leaching and recovery of spent lithium batteries (SLiB) using deep eutectic solvents (DESs) have received widespread attention. This review summarizes the latest advancements in the leaching of SLiB cathode materials with DESs in terms of acidity, reducibility, and coordination.
Chongyu Li, Jianjiao Jin, Zhang Yuan, Chenyun Zhang, Liangqin Wu, Chu Wang   +5 more
wiley   +1 more source

Physicochemical vs Electrochemical Technologies for Metal Recovery – Main Insights, Comparison, Complementarity and Challenges

Chemistry–Methods, Volume 5, Issue 3, March 2025.
Different electrochemical and physicochemical methods employed for metal recovery and removal from various sources are presented herein, along with their key performance indicators. The main strengths and weaknesses of each technology are discussed in a comparative manner, when possible.
Stefanos Mourdikoudis, Xochitl Dominguez‐Benetton   +1 more
wiley   +1 more source

Solvent extraction systems for selective isolation of light rare earth elements with high selectivity for Sm and La

Rare Metals, Volume 44, Issue 3, Page 2071-2084, March 2025.
Graphic Abstract AbstractThis study details a comprehensive approach focusing on the effective separation of light rare earth elements (REEs) via solvent extraction technique. A stock solution containing lanthanum, cerium, neodymium, praseodymium, and samarium was prepared by dissolving their pure mixed oxide (reclaimed from spent Ni‐MH batteries) in a
Hossein Salehi, Samane Maroufi, Rasoul Khayyam Nekouei, Veena Sahajwalla   +3 more
wiley   +1 more source

A Mature Tool to Address New Challenges: Harnessing Coordination Chemistry for The Sustainable Copper Recovery from Industrial and E‐Waste in The Age of Energy Transition

European Journal of Inorganic Chemistry, Volume 28, Issue 4, February 3, 2025.
Copper is a fundamental transition metal with wide‐ranging applications in chemistry, technology, and society. Its recovery and recycling are vital to support the increasing demands of energy transition and digitalization. In this context, coordination chemistry plays a crucial role in developing sustainable and environmentally friendly processes for ...
Pietro Ostellari, Silvia Gross
wiley   +1 more source

Extraction of Ni and Co via D2EHPA in the Presence of Acetate Ion [PDF]

Iranian Journal of Chemistry & Chemical Engineering, 2015
The effect of acetate ion introduced to aqueous solutions was investigated for the extraction/separation of Ni and Co from a dilute sulfate media. The separation of Co and Ni was improved by introducing acetate to aqueous media.
Hamed Nadimi, Davoud Haghshenas Fatmehsari, Sadegh Firoozi   +2 more
doaj  

Extraction of Uranium from Artificial Liquid Waste using Continuous Flow Emulsion Liquid Membrane Technique

E3S Web of Conferences, 2018
The continuous extraction of uranium from artificial wastewater by an emulsion liquid membrane containing di-2-ethylhexylphosphoric acid (D2EHPA) and tri-n-butyl phosphate (TBP) as the carrier was carried out using one stage mixer-settler.
Rusdianasari, Bow Yohandri, Dewi Tresna, Yusmartini Eka Sri   +3 more
doaj   +1 more source