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 …

Direct Synthesis of a Regenerative CaO–Fe3O4–SiO2 Composite Adsorbent from Converter Slag for CO2 Capture Applications

Y Kuwahara, A Hanaki… - … Sustainable Chemistry & …, 2021 - ACS Publications
The iron and steel industry produces large volumes of iron and steel-making slags as
mineral residues and a massive volume of carbon dioxide (CO2) due to the consumption of …

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 …

[HTML][HTML] CO2 Adsorption on a CaO–Ca12Al14O33 composite synthesized from a blast furnace slag and its regenerative ability

ZH Hashim, Y Kuwahara, AR Mohamed… - ISIJ …, 2023 - jstage.jst.go.jp
Utilizing a reversible reaction between CaO and CO 2, namely the calcium looping (CaL)
process, is among the CO 2 adsorption and sequestration techniques that have been …

Highly efficient CO 2 capture with simultaneous iron and CaO recycling for the iron and steel industry

S Tian, J Jiang, F Yan, K Li, X Chen, V Manovic - Green Chemistry, 2016 - pubs.rsc.org
An efficient CO2 capture process has been developed by integrating calcium looping (CaL)
and waste recycling technologies into iron and steel production. A key advantage of such a …

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 …

Acidification Optimization and Granulation of a Steel‐Slag‐Derived Sorbent for CO2 Capture

J Sun, W Liu, Y Hu, Y Yang, Y Xu… - Chemical Engineering & …, 2018 - Wiley Online Library
Steel slag was used as a low‐cost feedstock to prepare CaO‐based sorbents for CO2
capture by acidification treatment, and the acidification process was optimized. Four main …

Bubbling synthesis and high-temperature CO2 adsorption performance of CaO-based adsorbents from carbide slag

K Liu, B Zhao, Y Wu, F Li, Q Li, J Zhang - Fuel, 2020 - Elsevier
Carbide slag used as low-cost adsorbents for high-temperature CO 2 capture has widely
researched; however, the sintering at high calcination temperature often resulted in an …

Sol–gel-Derived Synthetic CaO-Based CO2 Sorbents Incorporated with Different Inert Materials

C Zhao, Z Zhou, Z Cheng - Industrial & Engineering Chemistry …, 2014 - ACS Publications
A series of CaO-based sorbents incorporated with different inert materials (Ca2SiO4,
Ca3Al2O6, CaTiO3, CaZrO3, and MgO) were prepared by a simple citrate sol–gel method …

Study of calcium-based CO2 sorbent with high cycling stability derived from steel slag and its anti-sintering mechanism

J Wang, S Wen, P Wu, P Ning, Y Huang… - Available at SSRN …, 2022 - papers.ssrn.com
In this research, steel slag was used as a calcium source to synthesize a calcium-based CO
2 sorbent (Ca-S) with high sorption capacity and cycling stability. The results showed that …