Herein, the preferential leaching of Li and Ni from spent lithium-ion batteries was put forward for the first time. Firstly, the stable structure of cathode material was destroyed by reduction roasting, and then Li and Ni in roasted product were …
Currently, the recycling of waste lithium battery electrode materials primarily includes pyrometallurgical techniques [11, 12], hydrometallurgical techniques [13, 14], biohydrometallurgical techniques [15], and mechanical metallurgical recovery techniques [16].Pyrometallurgical techniques are widely utilized in some developed countries like Japan''s …
Recycling the constituent elements of batteries is important for resource circulation and for mitigating the environmental pollution. Li contained in the waste LFP cathode powder was …
The results show that by using solid-phase oxidant sodium persulfate (Na 2 S 2 O 8) as a mechanochemical co-grinding agent and by carrying out the mechanochemical reaction under optimal conditions (rotary speed of 600 rpm, …
Abstract. The extraction of Li from the spent LiFePO 4 cathode is enhanced by the selective removal using interactions between HCl and NaClO to dissolve the Li + ion while Fe and P are retained in the structure. Several parameters, …
Recycling the constituent elements of batteries is important for resource circulation and for mitigating the environmental pollution. Li contained in the waste LFP cathode powder was selectively leached using persulfate-based oxidizing agents, such as sodium persulfate, potassium persulfate, and ammonium persulfate. Leaching efficiency and ...
An efficient sequential mechanochemical activation and complexation leaching for enhanced recovery of valuable metals from spent lithium-ion batteries was explored. The cathode material of lithium cobalt oxide (LiCoO2) was firstly ground in a planetary ball mill, and then diluted into an ethylene diamine tetraacetic acid (EDTA) and hydrogen peroxide (H2O2) …
A novel mechanochemically assisted persulfate activation method was proposed in this study to enhance the leaching of valuable metals from lithium-ion batteries by combining ball-milling, advanced oxidation processes and sucrose reduction. By optimizing leaching parameters including temperature, pH, …
Semantic Scholar extracted view of "One-step recovery of valuable metals from spent Lithium-ion batteries and synthesis of persulfate through paired electrolysis" by W. Lv et al. Skip to search form Skip to main content Skip to account menu. Semantic Scholar''s Logo. Search 221,460,980 papers from all fields of science. Search. Sign In Create Free Account. …
A new recovery method for fast and efficient selective leaching of lithium from lithium iron phosphate cathode powder is proposed. Lithium is expelled out of the Oliver crystal structure of ...
Lithium-ion batteries (LIBs) contain valuable elements, which need to be recovered to sustain the production of new LIBs and reduce the use of virgin resources. In this paper, smelting recovery of ...
This study aimed to enhance lithium battery performance through the utilization of porous conductive polyaniline-modified graphene composites (PMGCs). Given the growing importance of green energy, coupled with the development of lithium-ion battery systems and electric vehicles, achieving high-speed charge and discharge performance is imperative. …
This study proposes a green process for selective and rapid extraction of lithium from the cathode materials of spent lithium iron phosphate (LiFePO4) batteries via mechanochemical solid-phase oxidation. The advantages of the designed …
A new recovery method for fast and efficient selective leaching of lithium from lithium iron phosphate cathode powder is proposed. Lithium is expelled out of the Oliver crystal structure of lithium iron phosphate due to oxidation of Fe 2 + into Fe 3 + by ammonium persulfate. 99% of lithium is therefore leached at 40 °C with only 1.1 times the amount of …
The application of electrochemical methods on the recycling of valuable metals from spent lithium-ion batteries, and the removing of pollutant from wastewater by persulfate have attracted ...
Selective recovery of lithium from four kinds of cathode materials, manganese-type, cobalt-type, nickel-type, and ternary-type, of spent lithium ion battery was investigated. In all cathode materials, leaching of lithium was improved by adding sodium persulfate (Na2S2O8) as an oxidant in the leaching solution, while the leaching of other metal …
With the continuous development of new energy vehicles, the number of decommissioned lithium iron phosphate (LiFePO 4) batteries has been constantly increasing.Therefore, it is necessary to recover metal from spent LiFePO 4 batteries due to the high potential for environmental protection and high resource value. In this study, sodium …
Rechargeable lithium-ion batteries are dominating the energy storage market with a current market value of $50 billion. However, the exponential production of lithium-ion batteries is accompanied by an increased backflow as environmentally hazardous spent/end-of-life batteries, which need to be recycled efficiently. Herein, we demonstrate the possibility of …
A novel mechanochemically assisted persulfate activation method was proposed in this study to enhance the leaching of valuable metals from lithium-ion batteries by combining ball-milling, advanced ...
Discarded lithium-ion batteries contain abundant transition metal oxides, which benefit to persulfate activation. Inspired by electrocatalysis and the structural properties of the ternary lithium-ion battery cathode, we investigate the effect of external electric field polarization on the electronic structure reorganization behavior of NCM and the catalytic performance of …
The traditional acid leaching method for recycling valuable metals from the cathode material of spent lithium-ion batteries (LIBs) has encountered the problems of high consumption of H2SO4 and reducing agents. In this study, a novel process has been developed to strengthen valuable metal recovery from spent lithium-ion batteries by reductive thermal …
Lithium-ion batteries (LIBs) have dominated the secondary energy storage market due to their unmatched combination of energy density ... Similarly, ammonium persulfate ((NH 4) 2 S 2 O 8) has been demonstrated as a selective oxidant for Mn 2+ (Equation 10), where the pH and S 2 O 8 2 −:Mn 2+ ratio were optimized to minimize coprecipitation with Co, while …
Owing to continuous demand [4, 5], lithium batteries are not only used in mobile electronics (cell phones, laptops), but also in energy storage ... [37], persulfate [38, 39] oxygen [40, 41]to the acid leaching process can achieve highly selective leaching of lithium. Inorganic acids are highly acidic and can cause corrosion of reactors, and the spent leach solution …
Semantic Scholar extracted view of "Recovery valuable metals from spent lithium-ion batteries via a low-temperature roasting approach: Thermodynamics and conversion mechanism" by Xiaodong Zhang et al. Skip to search form Skip to main content Skip to account menu. Semantic Scholar''s Logo. Search 221,780,675 papers from all fields of science. Search. …
A Study on the Leaching Effect and Selective Recovery of Lithium Element by Persulfate-based Oxidizing Agents from Waste ... Peng, D., Zhang, J., Zou, J., et al., 2021 : Closed-loop regeneration of LiFePO 4 from spent lithium-ion batteries: A "feed three birds with one scone" strategy toward advanced cathode materials, Journal of Cleaner Production, 316, …
A low-cost and eco-friendly recycling method is crucial for recovering valuable elements from end-of-life lithium-ion batteries (LIBs), which plays a vital role in addressing resource scarcity and reducing the environmental impact. This study aims to develop a low-temperature pyro-metallurgical combined process to recycle spent LiNi0.5Co0.2Mn0.3O2 (NCM523).
In previous study, the Li-Co-Mn-Ni sulfate solution can be separated through alkali precipitation, resulting in the precipitation of lithium as lithium carbonate and transition …
In this study, through active ingredient separation, selective leaching and stepwise chemical precipitation develop a new method for the selective recovery of lithium from spent LiFePO 4 batteries by using sodium …
Abstract. Herein, the preferential leaching of Li and Ni from spent lithium-ion batteries was put forward for the first time. Firstly, the stable structure of cathode material was …
The application of electrochemical methods on the recycling of valuable metals from spent lithium-ion batteries, and the removing of pollutant from wastewater by persulfate have …
In this study, a roasting-water leaching green process for highly selective lithium extraction from the cathode material of spent lithium iron phosphate (LiFePO4) battery was proposed. Using spent LiFePO4 as raw material and sodium bisulfate (NaHSO4) as an additive, the best roasting parameters were determined as follows: molar ratio of …
The treatment of spent lithium-ion batteries has become an urgent issue along with the explosive growth of consumption. Traditional metallurgical technologies can recover lithium and other valuable elements in LiFePO 4, yet existing various disadvantages to be solved, such as long acid leaching process and harsh reaction conditions.Herein, a delicate method of …
DOI: 10.1016/j.matchemphys.2024.129221 Corpus ID: 268581921; Research on the recycling of waste lithium battery electrode materials using ammonium sulfate roasting @article{Liu2024ResearchOT, title={Research on the recycling of waste lithium battery electrode materials using ammonium sulfate roasting}, author={Yidi Liu and Xu Zhang and Wenjun Ma …
Recycling lithium resource from spent lithium ion batteries (LIBs) is significant for lithium deficiency and environmental protection. A novel approach for recycling lithium element as Li2CO3 from ...
Due to the growing demand for EVs, lithium-ion batteries (LIBs) usage is increasing dramatically [3]. This results in the problem of handling wasted LIBs. Thus, LIBs recycling has become a critical topic because of the increasing cost of mineral materials, environmental issues, and regulatory requirements 4]. Through a pretreatment process of …
DOI: 10.1016/j.wasman.2022.07.014 Corpus ID: 250970786; Mechanochemically assisted persulfate activation for the facile recovery of metals from spent lithium ion batteries. @article{Liang2022MechanochemicallyAP, title={Mechanochemically assisted persulfate activation for the facile recovery of metals from spent lithium ion batteries.}, author={Zhilin …
The demand for lithium-ion batteries (LiBs) is rising, resulting in a growing need to recycle the critical raw materials (CRMs) which they contain. Typically, all spent LiBs from consumer ...
Discover the dynamic advancements in energy storage technology with us. Our innovative solutions adapt to your evolving energy needs, ensuring efficiency and reliability in every application. Stay ahead with cutting-edge storage systems designed to power the future.
Monday - Sunday 9.00 - 18.00
