Synthesis of mesoporous sodalite from coal-fired slag for CO2 capture

Y Yin, J Ai, F Li, Z Wu, J Zhang - Journal of the Indian Chemical Society, 2024 - Elsevier
Sodalite (SOD) is a type of zeolite molecular sieve, which owns the functions of sieving
molecules, including adsorption, ion exchange and catalysis. In this work, coal-fired slag …

Direct Conversion of Desiliconization Slag to a CaO-Mesoporous Silica Composite for CO2 Capture: Effect of Acid Dissolution Agent

ZH Hashim, Y Kuwahara, AR Mohamed… - ISIJ …, 2023 - jstage.jst.go.jp
Abstract Calcium looping (CaL) utilizing CaO-based adsorbent has been studied to reduce
carbon dioxide emissions (CO 2). Synthesis of the CaO-based adsorbents from waste slags …

Synthesis of large mesoporous silica for efficient CO2 adsorption using coal gasification fine slag

X Wei, J Liu, H Yan, T Li, Y Wang, Y Zhao, G Li… - Separation and …, 2024 - Elsevier
Coal gasification fine slag (CGFS), a byproduct of the coal gasification process, is currently
being recognized as a resource with significant potential for value addition and sustainable …

Preparation of mesoporous coal-gasification fine slag adsorbent via amine modification and applications in CO2 capture

J Zhang, J Zuo, W Ai, J Zhang, D Zhu, S Miao… - Applied Surface …, 2021 - Elsevier
Here, a novel adsorbent was prepared from coal-gasification fine slag by acid leaching and
amine modification and was used for CO 2 capture. The fine slag adsorbent (FSA) material …

A direct conversion of blast furnace slag to a mesoporous silica–calcium oxide composite and its application in CO 2 captures

Y Kuwahara, A Hanaki, H Yamashita - Green Chemistry, 2020 - pubs.rsc.org
In the iron manufacturing industry, it is unavoidable to produce large volumes of blast
furnace slag (BFS) as a mineral residue from the preparation of pig iron in blast furnaces as …

Synthesis of a CaO-Fe2O3-SiO2 composite from a dephosphorization slag for adsorption of CO2

ZH Hashim, Y Kuwahara, A Hanaki, AR Mohamed… - Catalysis Today, 2023 - Elsevier
The issue of excess slag waste generated in the iron and steel making industries has
prompted investigations on the use of the slag waste. The objective of this study is to …

CO2 capture using low silica X zeolite synthesized from low-grade coal gangue via a two-step activation method

C Liu, F Rao, Y Guo, Z Lu, W Deng, G Li… - Journal of …, 2024 - Elsevier
The capture of carbon dioxide (CO 2) has attracted significant attention to reduce the
emissions of greenhouse gases. However, the development of adsorptive materials remains …

A Novel Mesoporous SiO2 Material with MCM-41 Structure from Coal Gangue: Preparation, Ethylenediamine Modification, and Adsorption Properties for CO2 …

H Du, L Ma, X Liu, F Zhang, X Yang, Y Wu… - Energy & fuels, 2018 - ACS Publications
A novel mesoporous SiO2 material (M-SiO2) with MCM-41 structure was readily fabricated
from the inexpensive coal gangue via a hydrothermal reaction in the presence of …

Synthesis of zeolite molecular sieve 13X from coal-fired slag for efficient room temperature CO2 adsorption

Y Yin, J Wu, X Wang, K Ma, W Zhai, Z Wu… - Chemical Engineering …, 2024 - Elsevier
Coal-fired slag (CFS) was used to successfully synthesize zeolite molecular sieve (ZMS)
13X by the alkali fusion hydrothermal method for efficient room-temperature CO 2 …

Syntheses of four novel silicate-based nanomaterials from coal gangue for the capture of CO2

Y Wu, H Du, Y Gao, X Liu, T Yang, L Zhao, X Yue… - Fuel, 2019 - Elsevier
As one of the most important approaches to reduce CO 2 emission from various combustion
processes, CO 2 adsorption capture is facing several many challenges, including high …