Kaolinite properties and advances for solid acid and basic catalyst synthesis
Historically, clay mineral catalysts have found industrial applications since the early 1930s.
However, inherent limitations such as impurities, porosity, low surface area and acidity …
However, inherent limitations such as impurities, porosity, low surface area and acidity …
IR spectra of clay minerals
This chapter presents typical mid-IR (MIR) and near-IR (NIR) spectra of different clay mineral
families and discusses how basic information on crystal chemistry can be derived. MIR …
families and discusses how basic information on crystal chemistry can be derived. MIR …
Direct acid activation of kaolinite and its effects on the adsorption of methylene blue
W Gao, S Zhao, H Wu, W Deligeer, S Asuha - Applied Clay Science, 2016 - Elsevier
Coal-bearing kaolinite was directly treated with concentrated sulfuric acid to improve its
surface properties and adsorption ability. Acid treatment was carried out at various …
surface properties and adsorption ability. Acid treatment was carried out at various …
Effect of acidification on microscopic properties and pore structure of coal
Acidification is a common method for removing minerals from coal. In this study, four groups
of acidification samples were evaluated: raw coal (Raw), hydrofluoric acid (HF), hydrochloric …
of acidification samples were evaluated: raw coal (Raw), hydrofluoric acid (HF), hydrochloric …
Chitosan composite hydrogels reinforced with natural clay nanotubes
B Huang, M Liu, C Zhou - Carbohydrate polymers, 2017 - Elsevier
Here, chitosan composites hydrogels were prepared by addition of halloysite nanotubes
(HNTs) in the chitosan KOH/LiOH/urea solution. The raw chitosan and chitosan/HNTs …
(HNTs) in the chitosan KOH/LiOH/urea solution. The raw chitosan and chitosan/HNTs …
Construction of **dingshan coal molecular model based on FT-IR and 13C-NMR
To construct a molecular model of coal and study the adsorption characteristics from the
perspective of microscopic molecules, the microstructure of coal samples from **dingshan …
perspective of microscopic molecules, the microstructure of coal samples from **dingshan …
Insight into the physicochemical aspects of kaolins with different morphologies
P Hu, H Yang - Applied Clay Science, 2013 - Elsevier
The physicochemical aspects of four soft kaolins were investigated using X-ray diffraction
(XRD), scanning electronic microscopy (SEM), transmission electron microscopy (TEM) …
(XRD), scanning electronic microscopy (SEM), transmission electron microscopy (TEM) …
Selective adsorption and photocatalytic degradation of chlortetracycline hydrochloride using a La2Ti2O7/acid-modified coal-bearing strata kaolinite composite
Y Zhao, Z Cao, J Li, B Bai, Y Jia, Q Wang… - Applied Surface …, 2023 - Elsevier
Abstract A La 2 Ti 2 O 7/acid-modified coal-bearing strata kaolinite (La 2 Ti 2 O 7/AK)
composite was successfully prepared using a simple hydrothermal method. The composite …
composite was successfully prepared using a simple hydrothermal method. The composite …
Kaolinite-based form-stable phase change materials for thermal energy storage
Thermal energy storage has emerged as a prominent and rapidly expanding area of
renewable energy research. It holds significant promise in enhancing energy efficiency …
renewable energy research. It holds significant promise in enhancing energy efficiency …
Highly efficient degradation of azo dye Orange G using laterite soil as catalyst under irradiation of non-thermal plasma
In this study, laterite soil containing various mineral oxides (eg, Al 2 O 3, Fe 2 O 3 and TiO 2),
used as an alternative catalyst, was combined with gliding arc plasma treatment for Orange …
used as an alternative catalyst, was combined with gliding arc plasma treatment for Orange …