New insights in the leaching kinetics of cathodic materials in acidic chloride media for lithium-ion battery recycling

W Xuan, A de Souza Braga, C Korbel, A Chagnes - Hydrometallurgy, 2021 - Elsevier
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 …

Surprisingly highly reactive silica that dissolves rapidly in dilute alkali (NaOH) solution even at ambient temperatures (25° C)

B Rao, H Dai, L Gao, H Xie, G Gao, K Peng… - Journal of Cleaner …, 2022 - Elsevier
In this study, the silica with special structure that rapidly dissolves in dilute alkali solutions
even at room temperature (25° C), which challenges the traditional concept of the high …

A novel combined metallurgy-beneficiation method for the facile and low-cost comprehensive resource utilization of low-grade kaolin solid wastes

B Rao, H Dai, L Gao, F He, M Zhang, F Gan… - Journal of …, 2023 - Elsevier
Low-grade kaolin is the largest emissions of industrial solid waste that is difficult to dispose
of and pollutes the environment seriously. From the perspective of harmless and complete …

Interactions between silica sand and sodium silicate solution during consolidation process

S Lucas, MT Tognonvi, JL Gelet, J Soro… - Journal of non-crystalline …, 2011 - Elsevier
This work is based on the knowledge of the consolidation of silica sand with an alkaline
solution in order to determine the mechanisms that occur during the drying of sand and …

Consolidation mechanism of materials obtained from sodium silicate solution and silica-based aggregates

SS Kouassi, MT Tognonvi, J Soro… - Journal of Non-Crystalline …, 2011 - Elsevier
A study based on the use of sodium silicate gels as binder for cold consolidation of silica-
based aggregates has been investigated. The gels used as precursor of binder were …

Assessing dissolution kinetics of powders by a single particle approach

A Marabi, G Mayor, A Burbidge, R Wallach… - Chemical Engineering …, 2008 - Elsevier
A novel methodology for studying the dissolution of powders based on a “single particle”
approach is presented. A single particle is the basic unit composing the bulk of a powder …

Preparation of biochar catalyst from black liquor by spray drying and fluidized bed carbonation for biodiesel synthesis

Y Wang, G Yang, J He, G Sun, Z Sun, Y Sun - Process Safety and …, 2020 - Elsevier
Lab-scale experiments were carried out to investigate a new approach of preparing biochar-
based catalyst for transesterification reaction. Black liquor (BL) from cotton pulping process …

Dissolution Kinetics of SiO2 in FeO–SiO2–V2O3–CaO–MnO–Cr2O3–TiO2 System with Different FeO Contents

L Zhang, M Chen, M Huang, N Wang… - Metallurgical and Materials …, 2021 - Springer
Photovoltaic cutting waste (PCW) is a promising pre-reductant for the enrichment of
vanadium and the removal of iron from vanadium slag. However, the dissolution of SiO2 …

Physical-chemistry of silica/alkaline silicate interactions during consolidation. Part 1: Effect of cation size

MT Tognonvi, J Soro, S Rossignol - Journal of non-crystalline solids, 2012 - Elsevier
The purpose of this work is to identify the effect of the cation nature on mechanisms of the
sand consolidation with alkaline silicate solution at low temperature (70° C). Three diluted …

Iron removal from extremely fine quartz and its kinetics

H Huang, J Li, X Li, Z Zhang - Separation and Purification Technology, 2013 - Elsevier
The iron impurity removal from extremely fine quartz and its kinetics have been explored.
The investigation reveals that the product layer diffusion in heterogeneous reaction system …