Leaching Mechanisms of Recycling Valuable Metals …

Considering the shortage and toxicity of raw materials, recycling cathode materials from spent lithium-ion batteries is currently the most promising measure to realize the green sustainability of cathode materials. …

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Low-acid leaching of lithium-ion battery active materials in Fe ...

Present industrial activities are focused in particular on recycling of Co and Ni, found in lithium–cobalt oxide (LCO) and nickel–manganese–cobalt oxide (NMC) types of batteries (Chagnes and Swiatowska, 2015). These metals are the most valuable components in the batteries, whereas Li is often lost. This can be considered a tragedy, as most of the …

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Efficient Leaching of Valuable Metals from Spent Lithium-Ion …

5 · The formula for the binding energy was ... Leaching Mechanisms of Recycling Valuable Metals from Spent Lithium-Ion Batteries by a Malonic Acid-Based Leaching …

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Full article: Glutamate Leaching of Spent Lithium-Ion …

This paper reports an effective leaching of cobalt (Co) and lithium (Li) from spent battery cathode using low concentration of monosodium glutamate as lixiviants.

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A process of leaching recovery for cobalt and lithium from spent ...

The experimental results demonstrated that the optimal leaching efficiencies of the metals ions were 99.5% Co and 97% Li and the optimal corresponding conditions were 1.5 …

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A process of leaching recovery for cobalt and lithium from spent ...

systems for recovering metals from spent lithium cobalt oxide (LCO) batteries in recent years. Based on the current research, a new mixed organic acid of citric acid and salicylic acid is proposed to recover valuable metal ions from spent LIBs, with H 2O 2 used as the reducing agent in the leaching process. Salicylic acid is usually used as

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Selective leaching of lithium from spent lithium-ion batteries using ...

Traditional hydrometallurgical methods for recovering spent lithium-ion batteries (LIBs) involve acid leaching to simultaneously extract all valuable metals into the leachate. These methods usually are followed by a series of separation steps such as precipitation, extraction, and stripping to separate the individual valuable metals. In this study, …

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Solvometallurgical recovery of cobalt from lithium-ion battery …

Solvometallurgical recovery of cobalt from lithium-ion battery cathode materials ... (% L) as a function of time for different temperatures, during leaching of lithium cobalt oxide with the choline chloride–citric acid DES, in the presence of aluminium and copper metal . Fig. 1 Leaching efficiencies (% L) of LiCoO 2 + Al + Cu mixtures in choline …

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Complete and selective recovery of lithium from EV lithium-ion ...

A very efficient way to achieve an early selective lithium recovery from spent lithium-ion batteries was demonstrated in this work. Oxalic acid, the strongest of the organic acids, reacts with lithium, nickel, manganese, and cobalt oxide to form their respective oxalates. Given the fact that lithium simple oxalate and aluminum complex oxalates ...

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Characterization and recycling of lithium nickel manganese cobalt oxide ...

Because the chemical bond between cobalt and oxygen is very strong, acid dissolution of lithium cobalt oxide is quite a challenge. Fig. 9. The effect of hydrogen peroxide amount on metal dissolution efficiency . Full size image. Oxygen emerging from the decomposition of hydrogen peroxide helps dissolution by accelerating the reaction and …

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Hydrometallurgical leaching and recovery of cobalt from lithium …

The main aim of this work was to test the ability of an amino acid (i.e. glycine) to leach cobalt from Li ion batteries (LiBs). The process parameters namely temperature, pulp …

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Evaluating the performance of citric acid and maleic acid for …

Leaching, especially using mixtures of organic acids, can reduce the chemical requirement of organic acid leaching of metals. This work investigates the performance of maleic acid and citric acid and their potential synergy in a mixed-acid leaching system for the recovery of valuable metals from the cathode material of spent lithium-ion batteries (LIBs). The …

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(PDF) Leaching of black mass from lithium-ion batteries by ...

Herein, we report a closed-loop and highly efficient approach to recycle lithium cobalt oxide from spent LIBs based on a choline chloride:oxalic acid (ChCl:OA) type deep eutectic solvent (DES). An ...

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Acid Leaching Process of Waste Power Lithium Ion Battery

Sulfuric Acid Leaching. (1) Experimental condition optimization. The Fig. 3 show a significant impact of acid concentration, the ratio of solid-to-liquid, temperature, time and volume ratio of hydrogen peroxide to leaching rate of lithium, nickel and cobalt. With the extension of time, the leaching rate of lithium, nickel and cobalt greatly ...

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Lithium bioleaching: An emerging approach for the recovery of Li …

The word lithium-ion battery is commonly used for a battery containing ... the cathode is an aluminium plate coated with a mixture of active cathode material such as lithium cobalt oxide (LiCoO 2). Graphite is the dominant material of anode, while lithium titanate (LTO, Li 4 Ti 5 O 12) is used by some manufacturers as well (Heelan et al., 2016). Lithium is also …

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Leaching of Metals from Spent Lithium-Ion Batteries

Further leaching experiments carried out with H 2 SO 4 media and different reducing agents with a slurry density of 10% (w / v) show that nearly all of the cobalt and lithium can be leached out in sulfuric acid (2 M) when using C 6 H …

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Acid leaching and kinetics study of cobalt recovery from spent lithium ...

A process for the recovery of lithium and cobalt from the waste of lithium ion batteries using sulfuric acid and hydrogen peroxide was proposed, and metal leaching performance was investigated ...

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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,bXinyong Yan,a Zhongbo …

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A contact-electro-catalytic cathode recycling method for spent lithium ...

For lithium cobalt (III) oxide batteries, the leaching efficiency reached 100% for lithium and 92.19% for cobalt at 90 °C within 6 hours. For ternary lithium batteries, the leaching efficiencies ...

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Recovery of Cobalt from Cathode of Lithium-Ion Battery Using …

A new ternary deep eutectic solvents, consisting of choline chloride, ethylene glycol, and benzoic acid, were designed for efficient leaching of valuable metals from lithium …

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Recent and Novel Leaching Processes for Recovery of Metals

In this review article, we have compiled state-of-the-art recent hydrometallurgical processes used to recover metals from spent lithium-ion batteries. The composition of lithium-ion batteries has evolved over time to fulfil the demand for storage capacity. Similarly, metal recovery and recycling strategies have evolved due to compositional changes and …

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Amino Acid Leaching of Critical Metals from Spent Lithium-Ion Batteries ...

Amino Acid Leaching of Critical Metals from Spent Lithium-Ion Batteries Followed by Selective Recovery of Cobalt Using Aqueous Biphasic System Chunqing Cai, Adroit T. N. Fajar, Takafumi Hanada, Rie Wakabayashi, and Masahiro Goto* Cite This: ACS Omega 2023, 8, 3198−3206 Read Online ACCESS Metrics & More Article Recommendations * sı Supporting Information …

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Gluconic Acid Leaching of Spent Lithium-Ion Batteries as an ...

The results of this study demonstrate the effectiveness of using gluconic acid for the recovery of metals such as lithium, cobalt, nickel, and manganese from spent lithium-ion batteries. Recovery rates of above 98% for lithium, cobalt, and manganese, and a recovery rate of more than 80% for nickel could be reached by optimizing the leaching ...

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Hydrometallurgical treatment of spent lithium ion batteries using ...

The necessity to preserve the environment and accomplish the rising demand for precious metals has made recycling of spent lithium-ion batteries (LIBs) crucial for conducting business in a sustainable way. An eco-friendly leaching process using ascorbic acid has been suggested in this work to leach critical metals from the spent calcined LIB sample. …

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A process of leaching recovery for cobalt and lithium …

A novel method that employs organic acid recovery using citric acid and salicylic acid was used to enhance the leaching of metal ions from the cathode materials of spent LIBs. The effects of the acid concentration, …

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Bio-Carbon Assisted Carbothermal Reduction Process for the

The increase in demand for lithium-ion batteries is due to their usage in many electronic gadgets and electric vehicles. Recycling spent lithium-ion batteries plays an essential role in reducing environmental pollution and material and economic scarcity. In this paper, we employed an efficient and environmentally friendly bio-carbon based carbothermal reduction …

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High-efficiency leaching of valuable metals from waste Li-ion …

The leaching efficiency follows formula (1): (1) Leaching efficiency = CV m x × 100 % where C is the final concentration of the metal (in mg/L), V is the volume of initial …

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Innovative lithium-ion battery recycling: Sustainable process for ...

When the active material lithium‑cobalt-oxide [30] or lithium‑nickel‑manganese‑cobalt oxide is recovered, recycling spent LIBs and using when compared to virgin materials. When compared to processing virgin materials, recycling, and processing spent LIBs, can dramatically reduce energy and water usage, greenhouse gas, and …

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Solvometallurgical recovery of cobalt from lithium-ion battery …

Solvometallurgical recovery of cobalt from lithium-ion battery cathode materials using deep-eutectic solvents† Nand Peeters, Koen Binnemans and Sofía Riaño * Recycling of cobalt from end-of-life lithium-ion batteries (LIBs) is gaining interest because they are increasingly used in commercial applications such as electrical vehicles. A common LIB cathode material is lithium …

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Recovery of lithium and cobalt from spent lithium ion batteries …

It was also found that the LiCoO 2 leaching reaction mechanism using citric acid includes 3 main steps: (1) diffusion of citric acid to the surface of LiCoO 2; (2) production of lithium and cobalt citrates on the surface of LiCoO 2; (3) diffusion of product from solid-liquid interface to the solution (Zheng et al., 2016).

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Hydrometallurgical Extraction of Valuable Metals by Mixed Acid Leaching ...

Lithium-ion battery recycling includes discharging and processing exhausted batteries to recover valuable metals for reuse in new battery production. The improper disposal of e-waste draws attention to the possibility of reprocessing used lithium-ion batteries to make progress in recovering valuable metals. In this study, using biodegradable mixed organic acids, …

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Leaching valuable metals from spent lithium-ion batteries using …

When considering resource shortages and environmental pressures, salvaging valuable metals from the cathode materials of spent lithium-ion batteries (LIBs) is a very promising strategy to realize the green and sustainable development of batteries. The reductive acid leaching of valuable metals from cathode materials using methanol as a reducing agent …

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Study on the Synergistic Extraction of Lithium from …

With the continuous development of society, the number of spent lithium-ion batteries has also increased, and the recovery of valuable metals such as Ni, Co, and Li has become the main research direction of many …

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Recovery of Lithium, Cobalt, and Graphite Contents from Black …

6 · In the present study, we report a methodology for the selective recovery of lithium (Li), cobalt (Co), and graphite contents from the end-of-life (EoL) lithium cobalt oxide (LCO)-based Li-ion batteries (LIBs). The thermal treatment of LIBs black mass at 800 °C for 60 min dissociates the cathode compound and reduces Li content into its carbonates, which results in effective …

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Deep eutectic solvents for cathode recycling of Li-ion batteries

For the metal extraction from lithium cobalt (iii) oxide, leaching efficiencies of ≥90% were obtained for both cobalt and lithium. It was also found that other battery components, such as ...

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Recovery of Cobalt from Cathode of Lithium-Ion Battery Using …

A new ternary deep eutectic solvents, consisting of choline chloride, ethylene glycol, and benzoic acid, were designed for efficient leaching of valuable metals from lithium oxide of spent lithium-ion batteries. The influence of experiment parameters on the leaching of cobalt was systematically investigated and optimized by response surface methodology. The …

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Environmental friendly leaching reagent for cobalt and lithium …

The concentration of DL-malic acid was varied from 0.5 to 3 M at a S:L of 20 g L −1, temperature of 90 °C, reductant concentration of 2.0 vol.% H 2 O 2 and a leaching time of 40 min. Fig. 6 shows that the leaching efficiency increases from 26 to 93 wt.% for cobalt and 42 to 99 wt.% for lithium as the DL-malic acid concentration increases from 0.5 to 1.5 M.

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A process of leaching recovery for cobalt and lithium from spent ...

The calculation formula for the leaching efficiency is represented as follows ... Lithium cobalt oxide battery PVC Polyvinyl chloride PVDF Polyvinylidene fluoride 2θ Diffraction angle TG/DSC Thermogravimetric and differential scanning calorimetry analysis Q Calories M Acid concentration index constant S/L Solid to liquid ratio (g L −1) X The fraction reacted (i.e., …

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New insights in the leaching kinetics of cathodic materials in …

Leaching reactions in hydrochloric acid of several cathodic materials used in lithium-ion batteries were investigated between 25 °C and 82 °C. The dissolution rate increased as follows: NMC811 (LiNi 0.8 Mn 0.1 Co 0.1 O 2) > NMC622 (LiNi 0.6 Mn 0.2 Co 0.2 O 2) > > NMC532 (LiNi 0.5 Mn 0.3 Co 0.2 O 2) > NMC111 (LiNi 1/3 Mn 1/3 Co 1/3 O 2). The ...

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Acid-Free Leaching Nickel, Cobalt, Manganese, and Lithium from …

Abstract End-of-life lithium-ion batteries (LIBs) have received unprecedented consideration because of their potential environmental pollution and the value of decisive metal supplies. The dosage of over-stoichiometric amounts of acids, including all kinds of organic or inorganic acids, may result in corrosion of the equipment or production of toxic and harmful …

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Lithium Cobalt Oxide

Lithium cobalt oxide (LiCoO 2) is a common cathode material in lithium ion (Li-ion) batteries whose cathode is composed of lithium cobalt oxide (LiCoO 2). They are widely used for powering mobile phones, laptops, video cameras, and other modern day electronic gadgets. These batteries are not only a potential environmental hazard at the end-of-use but a valuable …

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Evaluating organic acids as alternative leaching reagents for metal ...

The effect of citric and DL-malic acid concentration on cobalt, lithium and nickel leaching at 95 °C is shown in Fig. 10. From Fig. 10 (a), faster leaching kinetics were observed with increase in citric acid concentration. For example, at 1 M citric acid, around 84% Co leaching was achieved in 30 min, a maximum of about 95% Co leaching being ...

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Efficient sulfuric acid-Vitamin C leaching system: Towards …

Cobalt (Co), a rare and valuable metal, is used extensively to prepare lithium cobalt oxide (LiCoO 2) employed in lithium-ion batteries (LIBs). Developing an effective method to recover Co from ...

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