What is selective leaching of lithium from industrial-grade lithium-ion battery waste?
This method allows for the direct selective leaching of lithium from industrial-grade lithium-ion battery waste without the need to separate different types of battery powders or to separate cathode powders from other components, greatly shortening the production process and reducing complexity.
Can lithium be leached?
It is evident that through this selective leaching method, most lithium can be directly leached from the industrial-grade waste LIBs powder. In comparison, the leaching rates for iron, copper, aluminum, nickel, cobalt, and manganese are all below 1 %. The result demonstrates a high leaching efficiency for lithium and excellent leaching selectivity.
How do we recycle spent lithium-ion batteries?
Research on more efficient pre-treatment technologies for spent lithium-ion batteries is also necessary. Current recycling processes for spent lithium-ion batteries mostly involve mechanical crushing into black powder, which makes the leaching of cathode materials in DESs difficult.
Do discarded lithium-ion batteries have metal impurities?
In industrial waste of discarded spent lithium-ion batteries, there are generally other metal impurities present, such as copper and aluminum foils used as current collectors. The aforementioned studies did not consider the leaching of impurities like copper in the current collector.
How to recover positive electrode materials in a lithium-ion battery?
Currently, there are several methods for recovering positive electrode materials, including pyrometallurgy, hydrometallurgy, bioleaching, and deep eutectic solvents (DESs) leaching. This review concetrated on the emerging technology of DESs leaching for positive electrode materials in spent lithium-ion battery.
How to conduct lithium ion battery leaching experiments?
To conduct lithium leaching experiments, the LIBs powders underwent grinding and sieving using a 28 mesh sieve series (600 μm). The main constituents of the waste LIBs powders are presented in Table 1. Table 1. Component of waste lithium-ion battery powders, %.
Utilizing waste carbon residue from spent lithium-ion batteries as …
Leaching of the valuable metals and utilizing carbon residue from spent lithium-ion batteries. K 2 CO 3 impregnated carbon utilized as an adsorbent for indoor CO 2 capture. An investigation of the reaction mechanism for CO 2 adsorption on supported K 2 …
An ultra-fast reaction process for recycling …
Abstract. The efficient realization of a closed-loop process is an ultimate goal for reusing spent lithium-ion batteries (LIBs), yet the complicated recycling processes of leaching and purification in …
Lithium recovery from mixed spent LFP-NMC batteries through
The results demonstrated that addition of Na2CO3 is a promising strategy for improving lithium recovery from mixed LFP-NMC batteries, providing a potential pathway for a …
Priority Lithium recovery from spent Li-ion batteries via …
The lithium-less residue was subjected to acid leaching to determine the remaining Co, Mn, Ni, and carbon. ... Recovery of lithium from leach solutions of battery waste using direct solvent extraction with TBP and FeCl 3. Hydrometallurgy, 202 (2021), Article 105593, 10.1016/j.hydromet.2021.105593.
A novel process for multi-stage continuous selective leaching of ...
As a clean, efficient, and cost-saving energy storage material, lithium-ion batteries (LIBs) have garnered widespread attention and recognition (Gong et al., 2022; Cui et al., 2022).Particularly, in the current context of achieving carbon peak and carbon neutrality (Wei et al., 2022; Liu et al., 2023), the use of renewable clean energy sources to protect our fragile …
Leaching of Metals from Spent Lithium-Ion …
The recycling of valuable metals from spent lithium-ion batteries (LIBs) is becoming increasingly important due to the depletion of natural resources and potential pollution from the spent batteries.
A process of leaching recovery for cobalt and lithium from spent ...
A process of leaching recovery for cobalt and lithium from spent lithium-ion batteries by citric acid and salicylic acid Meiling Xu, a Shumei Kang,*a Feng Jiang,b Xinyong Yan,a Zhongbo Zhu,a Qingping Zhao,a Yingxue Tenga and Yu Wanga There is great economic and environmental value in recovering valuable metal ions from spent lithium-ion ...
Enhanced leaching of metals from spent lithium-ion batteries by ...
A specified amount of water-leaching residue was transferred to a glass beaker and placed in a water bath to maintain a constant temperature. ... Xu S, He Y. Lithium recycling and cathode material regeneration from acid leach liquor of spent lithium-ion battery via facile co-extraction and co-precipitation processes. Waste Manag. 2017;64:219.
A Review on Leaching of Spent Lithium Battery Cathode …
The leaching and recovery of spent lithium batteries (SLiB) using deep eutectic solvents (DESs) have received widespread attention. This review summarizes the latest …
A novel process for multi-stage continuous selective leaching of ...
This method allows for the direct selective leaching of lithium from industrial-grade lithium-ion battery waste without the need to separate different types of battery powders …
Roasting-Water Leaching-Slag Cleaning Process for Recovery
After roasting, the battery scrap was leached in distilled water at 60 °C, recovering 95% of lithium, 61% of manganese, and 35% of cobalt. The solid leaching residue was then mixed with industrial Ni-slag and biochar. Two experimental series were carried out, one with the addition of industrial Ni-concentrate and one without.
Improved recovery of lithium from spent lithium-ion batteries by ...
Lithium supply risk is increasing and driving rapid progress in lithium recovery schemes from spent lithium-ion batteries (LIBs). In this study, a facile recycling process consisting mainly of reduction roasting and NaHCO 3 leaching was adopted to improve lithium recovery. The Li of spent LiNi x Co y Mn 1− x − y O 2 powder were converted to Li 2 CO 3 and LiAlO 2 with …
Recovery of spent LiCoO2 lithium-ion battery via environmentally ...
The effects of the liquid-to-solid ratio, CO 2 flow rate, temperature and time on the lithium leaching efficiency were investigated. The leachate was obtained after filtration, and then evaporative crystallization was used to prepare lithium carbonate, while the leaching residue was dried in an oven for further acid leaching.
A review of lithium-ion battery recycling for enabling a circular ...
Kumar et al. discussed the recycling of spent LTO batteries through leaching lithium and titanium using H₂SO₄ and H₂O₂. They obtained a titanium and lithium leaching efficiency of 92 % and 98 %, respectively, within the anode powder with 3.5 mol/L H₂SO₄ in the presence of 25 vol% H₂O₂ by a pulp density of 5 wt%.
Recovery of Al, Co, Cu, Fe, Mn, and Ni …
2 Material and Methods 2.1 Materials. LIB black mass samples were provided by RMF GmbH (Freiberg, Germany). The recycling process depicted in Fig. 1 had previously been developed and …
A Review on Leaching of Spent Lithium Battery …
A Review on Leaching of Spent Lithium Battery Cathode Materials Adopting Deep Eutectic Solvents. Chongyu Li, Chongyu Li. Shazhou Professional Institute of Technology, No.1 FuXin Road, Zhangjiagang, 215600 …
Recovering Li2CO3 from selective leachate of spent batteries …
1 · Although most Fe and P remained in the leaching residue, numerous other impurities were co-extracted with lithium into the leachate. The complex composition of these impurities …
Leaching kinetics of de-lithium residue from spent ternary lithium …
Starch was employed as a reductant for the recovery of Ni, Co, and Mn from ternary lithium-ion batteries (LIBs) cathodic materials de-lithium residue, and the leaching kinetics and mechanism were ...
Sustainable and efficient recycling strategies for spent lithium iron ...
The process was divided into five stages: safe pretreatment of batteries, removal of low-value collectors, leaching and extraction of high-value lithium, conversion of leaching residue into valuable materials, and regeneration of LFPB cathode electrode materials, which aimed to integrate various lithium-ion battery (LIB) recycling technologies.
Facile and efficient recovery of lithium from …
The strong oxidant Na 2 S 2 O 8 was adopted to selectively leach lithium from the spent LFP batteries. 22 Over 99% of lithium was released into the solution, ... † The …
Recovery of valuable metals from spent lithium-ion batteries by ...
The lithium is preferentially extracted from the reduced roast residue by a simple water leaching process at room temperature with a extraction efficiency of 86.7%, and an ammonia leaching method combined with AC and EDA allows the metal to enter the solution, simplifying the recovery process with outstanding leaching efficiencies of Ni 99.5%, Co 99.4% …
Sustainable lithium-ion battery recycling: A review on …
In climate change mitigation, lithium-ion batteries (LIBs) are significant. LIBs have been vital to energy needs since the 1990s. Cell phones, laptops, cameras, and electric cars need LIBs for energy storage (Climate Change, 2022, Winslow et al., 2018).EV demand is growing rapidly, with LIB demand expected to reach 1103 GWh by 2028, up from 658 GWh in 2023 (Gulley et al., …
Leaching of Metals from Spent Lithium-Ion Batteries
The recycling of valuable metals from spent lithium-ion batteries (LIBs) is becoming increasingly important due to the depletion of natural resources and potential pollution from the spent...
High-efficiency leaching process for selective leaching of lithium …
With the arrival of the scrapping wave of lithium iron phosphate (LiFePO 4) batteries, a green and effective solution for recycling these waste batteries is urgently required.Reasonable recycling of spent LiFePO 4 (SLFP) batteries is critical for resource recovery and environmental preservation. In this study, mild and efficient, highly selective leaching of …
Two-step leaching of spent lithium-ion batteries and …
In this work, a comprehensive and environmentally friendly approach for recycling critical metals as well as graphitic carbon from discarded LIBs was proposed. To optimize the leaching process, various leaching parameters were investigated …
Leaching of Metals from Spent Lithium-Ion Batteries
Recovery of valuable metals from end-of-life cylindrical lithium-ion batteries (LiBs) by leaching using acetic acid in the presence of an organic reductant is a promising combination to overcome ...
High selectivity and High-efficiency extraction lithium from spent ...
This paper proposes an efficient strategy for the highly selective leaching of lithium from spent NCM ternary lithium batteries, using NH 4 Cl as the sole leaching agent under hydrothermal conditions to convert lithium into soluble LiCl. The optimized experimental parameters include a leaching temperature of 212.02°C, a leaching duration of 9.72 h, a molar ratio of 3.23, and a …
Recovery of Lithium from Beta-Spodumene Through Serial
Lithium recovery from β-spodumene was conducted using a hydrometallurgical process consisting of water leaching and calcination. Water leaching experiments were conducted using a mixture of β-spodumene and CaO. The effect of experimental parameters such as the particle size of β-spodumene, reaction temperature, reaction time, and mass ratio of CaO to β …
Recovery of lithium from a synthetic solution using spodumene leach residue
Most of residue is derived from leaching ores. For example, 8–10 tons of lithium residue will be produced during leaching the spodumene ore using sulfuric acid to obtain 1 ton of lithium carbonate (Meshram et al., 2014).Currently, spodumene leach residue (SLR) was mainly used as cement clinker, concrete, raw materials of ceramic glazed tiles and activated clays …
Lithium bioleaching: An emerging approach for the recovery of Li …
The global lithium market is expected to rise about 87% by 2025 due to the envisaged expansion of lithium-ion batteries (LIBs) in electromobility technologies for transportation and large-scale energy storage sectors as well as portable devices (Razmjou, 2019, Razmjou, 2020).The market demand will accelerate then up to 900 k tons per year in the …
Two-step leaching of spent lithium-ion batteries and …
The leaching process was found to be well-fitted with the surface chemical reaction model based on the findings of temperature, acid concentration, and particle size variations. To obtain pure graphitic carbon after the initial …
Two-step leaching of spent lithium-ion …
The leaching process was found to be well-fitted with the surface chemical reaction model based on the findings of temperature, acid concentration, and particle size …
Selective and efficient extraction of lithium from spodumene via …
Among them, lithium-ion batteries are highly favored for outstanding energy storage capabilities and safety (Jiang et al., 2022, Mu et al., ... and holding time of 30 min. Under the optimal conditions, 95 % Li was successfully extracted. The analysis of leach residue revealed that its predominant components is SiO 2, albite, and HAlSi 2 O 6.
Selective leaching of lithium from spent lithium-ion batteries using ...
Abstract: Traditional hydrometallurgical methods for recovering spent lithium-ion batteries (LIBs) involve acid leaching to simultan-eously extract all valuable metals into the leachate. These …
Hydrometallurgical recovery of lithium carbonate and iron …
In order to analyze the reaction mechanism of selective leaching process, the leaching residue was characterized. XRD pattern of the leaching residue is shown in Fig. 5a. The leaching residue is mainly composed of FePO 4 and LiNi x Co y Mn 1-x-y O 2, indicating LiFePO 4 is oxidized to release lithium to form FePO 4 and LiNi x Co y Mn 1-x-y O 2 ...
Lithium recovery and solvent reuse from electrolyte of spent lithium ...
The characteristic peaks of the residue products are almost consistent with those of pure EC, indicating that the main composition of the liquid component is EC after recycling Li. ... Lithium recycling and cathode material regeneration from acid leach liquor of spent lithium-ion battery via facile co-extraction and co-precipitation processes ...
Novel Lithium Recovery Method for LFP …
5 · Achieving 95.7 % lithium recovery from NMC batteries, this research highlights effective recycling methods using carbothermal treatment and water leaching.
Recovery of graphite from industrial lithium-ion battery black mass ...
After leaching, the solid residue was filtered, sieved, and dried. The resulting powder was designated as spent graphite. All leaching processes were conducted using a 1.5 M acid concentration with a solid–liquid ratio of 100 g L −1 at 90 °C for 40 minutes, with and without the addition of 1.5% (v/v) H 2 O 2 (30% w/w) as a reducing agent.
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