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Flotation mechanism of oleic acid amide on apatite

 — In this paper, polyaspartic acid (PASP) was exploited as a novel dolomite depressant for flotation separation of apatite and dolomite. A series of tests with Zeta potential, FTIR and XPS were used to…

Removal of dolomite and potassium feldspar from apatite …

 — For the flotation of artificial mixed ore, the separation efficiency E (%) was used to evaluate the separation effect, and was calculated as follows [20]: (2) E = ε-γ ε m a x-γ o p t × 100 % where ε max is the theoretical maximum recovery, %; and γ opt the theoretical maximum yield, %.. For mixed mineral flotation, ε max was set to and γ …

Effective flotation separation of apatite from dolomite …

 — The selective depression mechanism of GA in the flotation separation of apatite from dolomite was investigated using various techniques, including zeta potential, contact angle, UV-vis, FTIR, XPS, ToF-SIMS, and AFM analyses. The results demonstrated that GA increased the hydrophilicity of the dolomite surface and impeded the adsorption …

Investigation of the effect of phosphoric acid as an acidic …

 — In their study of the separation of dolomite from apatite, Chen and co-workers (Chen et al., 2018) concluded that pyrophosphate could only adsorb on the Ca surface sites of both apatite and dolomite, which prevents oleate adsorption on these sites. However, oleate could adsorb on the Mg sites of dolomite which were free of pyrophosphate, …

Impact of geological origin on flotation separation of apatite …

 — DOI: 10.1016/j.mineng.2021.107323 Corpus ID: 244818825; Impact of geological origin on flotation separation of apatite from dolomite using β-naphthyl sulfonate formaldehyde condensate as depressant

Flotation Separation of Dolomite from …

 — Sodium N-lauroylsarcosinate (SNLS) was employed as a selective flotation collector for dolomite–apatite separation. The influence of pH, condition time, and collector dose on the flotation ...

Innovating an amphoteric collector derived from …

 — Achieving the selective separation of apatite and dolomite necessitates the incorporation of flotation depressants along with oleic acid. The selective adsorption of depressants on dolomite surface, inhibiting its flotation, characterizes the flotation process as the direct flotation separation of apatite and dolomite (Gong et al., 2023).

The flotation separation of apatite from dolomite using a …

 — In this study, to improve the removal efficiency of dolomite from apatite by direct flotation, hydrolytic polymaleic anhydride (HPMA) was introduced as an eco …

The selective flotation separation of apatite from dolomite …

 — Micro-flotation results indicated that the addition of P (AA-AMPS) could achieve the efficient separation of apatite from dolomite at pH 8.5 by selectively depressing the dolomite flotation, in ...

Flotation separation of scheelite and apatite by …

 — As this paper is more focusing on the selective separation of apatite, calcite, dolomite and quartz within phosphate ores, it could be easily concluded based on the flotation results of mixed ...

The selective adsorption of xanthan gum on dolomite and …

 — Micro-flotation results indicated that the addition of P (AA-AMPS) could achieve the efficient separation of apatite from dolomite at pH 8.5 by selectively depressing the dolomite flotation, in ...

Effective flotation separation of apatite from dolomite …

The selective depression mechanism of GA in the flotation separation of apatite from dolomite was investigated using various techniques, including zeta potential, contact angle, UV-vis, FTIR, XPS, ToF-SIMS, and AFM analyses. The results demonstrated that GA increased the hydrophilicity of the dolomite surface and impeded the adsorption of NaOL ...

Exploration of disodium methylenebis naphthalene …

DOI: 10.1016/j.seppur.2024.126967 Corpus ID: 268204473; Exploration of disodium methylenebis naphthalene sulfonatea as a novel depressant for the flotation separation of apatite from dolomite

Effective flotation separation of apatite from dolomite using …

 — This study proposes the use of eco-friendly konjac glucomannan (KGM) as a depressant for the selective separation of apatite and dolomite. The micro-flotation …

Exploration of disodium methylenebis naphthalene …

 — To elucidate how phosphoric acid (H3PO4) as a depressant achieves selective separation of apatite and dolomite, the flotation response of these minerals was investigated using both single and ...

Flotation separation of dolomite and apatite using …

Abstract: In this paper, polyaspartic acid (PASP) was exploited as a novel dolomite depressant for flotation separation of apatite and dolomite. A series of tests with Zeta …

Application of andiroba oil as a novel collector in apatite flotation

DOI: 10.1016/j.mineng.2022.107678 Corpus ID: 249856074; Application of andiroba oil as a novel collector in apatite flotation @article{Santos2022ApplicationOA, title={Application of andiroba oil as a novel collector in apatite flotation}, author={Leandro Henrique Santos and Guilherme Ot{'a}vio dos Santos and Luciano Fernandes de Magalh{~a}es and Gilberto …

The role of sodium alginate in the flotation separation of …

 — Effect of an Environment-Friendly Depressant on the Flotation of Bastnaesite and Fluorite. To overcome the difficulty of separating bastnaesite from fluorite through …

Flaxseed gum as new depressant in the separation of apatite …

DOI: 10.1016/j.apsusc.2022.153390 Corpus ID: 248148701; Flaxseed gum as new depressant in the separation of apatite and dolomite and its mechanism @article{Xie2022FlaxseedGA, title={Flaxseed gum as new depressant in the separation of apatite and dolomite and its mechanism}, author={Ruiqi Xie and Xiong Tong and Xian …

Flotation separation of apatite and calcite using gum …

 — The bench-scale flotation experiments demonstrated that effective flotation separation of apatite from calcite can be achieved using HPMA as the depressant and sodium oleate (NaOl) as the collector.

Flotation separation of dolomite and apatite using …

flotation separation of apatite and dolomite. A series of tests with Zeta potential, FTIR and XPS were ... (Zhong et al., 2009).Therefore, it is necessary to further strengthen the mineral separation and utilization of middle-low grade phosphate ore. There are lots of methods for beneficiation of phosphate ore, including heavy medium separation ...

Improving flotation separation of apatite from dolomite …

The flotation separation of apatite from dolomite using a fatty acid‐based collector and the mechanisms of adsorption. In this work, GJBW, a fatty acid‐based agent, was used as …

Selective flotation of calcite and dolomite from apatite …

 — 1. Introduction. Calcite and dolomite are frequently encountered in sedimentary ores alongside valuable minerals. Issues arise when these latter are calcium-bearing minerals too (Jiao et al., 2023, Pereira et al., 2023).Froth flotation is usually introduced in the upgrading process of this type of ores, especially in the absence of …

Flotation separation of scheelite and apatite by …

DOI: 10.1016/j.mineng.2021.107045 Corpus ID: 237696499; Flotation separation of scheelite and apatite by polysaccharide depressant xanthan gum @article{Zhong2021FlotationSO, title={Flotation separation of scheelite and apatite by polysaccharide depressant xanthan gum}, author={Chunhui Zhong and Hui-hui Wang …

Effects of ultrasonic treatment on the flotation behavior of …

DOI: 10.1016/j.gsme.2024.03.002 Corpus ID: 268715167; Effects of ultrasonic treatment on the flotation behavior of magnesite and dolomite in a sodium oleate system @article{Yin2024EffectsOU, title={Effects of ultrasonic treatment on the flotation behavior of magnesite and dolomite in a sodium oleate system}, author={Wan-zhong Yin and Ying …

A green depressant iminodisuccinic acid (IDS) for apatite-dolomite …

DOI: 10.1016/j.mineng.2021.107276 Corpus ID: 243905022; A green depressant iminodisuccinic acid (IDS) for apatite-dolomite separation and its interaction mechanism @article{Zeng2022AGD, title={A green depressant iminodisuccinic acid (IDS) for apatite-dolomite separation and its interaction mechanism}, author={Mengyuan Zeng and …

The role of sodium alginate in the flotation separation of …

 — In this study, a selective depressant sodium alginate (SA) was used to improve the flotation performance of separating apatite from dolomite. The flotation …

Mechanism of calcium lignosulfonate in apatite and dolomite flotation

 — Since the physical and chemical properties of apatite and dolomite can be similar, the separation of these two minerals is difficult. Therefore, when performing this separation using the flotation method, it is necessary to search for selective depressants. An experimental research was performed on the separation behavior of apatite and …

The role of sodium alginate in the flotation separation of apatite …

 — The flotation separation of apatite from dolomite can be achieved under the reagent system of adding 20 mg/L SA followed by 1*10 −4 mol/L NaOl in pH 8–11. The contact angle tests and adsorption tests indicate that depressant SA absorbed onto both apatite and dolomite surfaces and the adsorption intensity of the latter was greater than …

The role of sodium alginate in the flotation separation of …

 — Abstract. In this study, a selective depressant sodium alginate (SA) was used to improve the flotation performance of separating apatite from dolomite. The flotation …

Flotation separation of apatite and calcite using gum …

 — This collector is utilised in the flotation separation of apatite from its associated carbonate gangue minerals, dolomite and calcite. Flotation experiments reveal that the application of 2-Cl-9-ODA collector, in conjunction with sodium pyrophosphate (NaPP) inhibitor, facilitates the effective separation of these three minerals.

The selective flotation separation of apatite from dolomite …

In the positive flotation of apatite, the ideal scenario involves the selective adsorptions of collectors on apatite surface, thereby enhancing its hydrophobicity and the disparity in …