Depressants for separation of chalcopyrite and molybdenite: Review and prospects

J Hao, J Liu, Y Yu, H Gao, X Qin, X Bai - Minerals Engineering, 2023 - Elsevier
Copper and molybdenum are important metal resources, efficient treatment and utilization of
copper and molybdenum ores are of great significance to the development of economy and …

Recent progress on research of molybdenite flotation: A review

G Yi, E Macha, J Van Dyke, RE Macha, T McKay… - Advances in colloid and …, 2021 - Elsevier
Molybdenum is an important alloy element for metallurgical industry because of its high
temperature stability. As the major mineral reserve for molybdenum, molybdenite (MoS 2) is …

Review of the flotation of molybdenite. Part I: Surface properties and floatability

S Castro, A Lopez-Valdivieso, JS Laskowski - International Journal of …, 2016 - Elsevier
Molybdenite (MoS 2) is a naturally hydrophobic mineral with anisotropic surface properties.
Its floatability is influenced by a number of factors such as, particle size and shape …

The application of atomic force microscopy in mineral flotation

Y **ng, M Xu, X Gui, Y Cao, B Babel, M Rudolph… - Advances in colloid and …, 2018 - Elsevier
During the past years, atomic force microscopy (AFM) has matured to an indispensable tool
to characterize nanomaterials in colloid and interface science. For imaging, a sharp probe …

Preparation and characterization of emulsion stabilized by octenyl succinic anhydride-modified dextrin for improving storage stability and curcumin encapsulation

Y Pan, Z Wu, B Zhang, XM Li, R Meng, HQ Chen… - Food Chemistry, 2019 - Elsevier
In our study, octenyl succinic anhydride (OSA)-modified dextrin was prepared and
characterized as a novel emulsifier to improve the stability of emulsion and curcumin …

The flotation separation of molybdenite from chalcopyrite using a polymer depressant and insights to its adsorption mechanism

X Zhang, L Lu, Y Cao, J Yang, W Che, J Liu - Chemical Engineering …, 2020 - Elsevier
In the present study, the poly (acrylamide-allyl thiourea)(PAM-ATU) with an average
molecular weight of approximately 1.66× 10 4 g/mol was introduced as the chalcopyrite …

Adsorption behavior of sodium oleate on iron minerals and its effect on flotation kinetics

H Han, W Yin, B Yang, D Wang, J Yao, Z Zhu - Colloids and Surfaces A …, 2022 - Elsevier
This work systematically studied the adsorption behavior of sodium oleate (NaOL) on
hematite, limonite, and siderite and their corresponding flotation performance at alkaline pH …

Selective depression of biodegradable talc depressant sodium carboxymethyl starch on molybdenite flotation with sodium diethyldithiocarbamate

Z Huangfu, W Sun, H Zhu, R Liu, C Chen - Separation and Purification …, 2025 - Elsevier
The selective separation of molybdenite and talc is still a challenging problem owing to its
excellent inherent hydrophobicity. In this study, sodium carboxymethyl starch was evaluated …

New insights into the dispersion mechanism of citric acid for enhancing the flotation separation of fine siderite from hematite and quartz

H Han, W Yin, D Wang, Z Zhu, B Yang, J Yao - Colloids and Surfaces A …, 2022 - Elsevier
In this work, citric acid was employed as a specialized dispersant to eliminate the strong
heterocoagulation of fine siderite with hematite or quartz. The dispersion performance of …

Exploration of a novel depressant pullulan gum for the flotation separation of specularite from aegirite

C Yang, G Song, P Zhang, C Wang, X Gao, M Li - Minerals Engineering, 2024 - Elsevier
The successful separation of specularite and aegirite in the flotation process heavily relies
on efficient depressants due to their closely similar physical and chemical properties. This …