Surfactant-Modified Fe³⁺ Layered Double Hydroxides

Inhibit Entire Coal Spontaneous Combustion

Synergistically enhanced thermal stability and radical scavenging through Fe³⁺ lattice substitution and surfactant adsorption, achieving hydrophobic anti-agglomeration and complete inhibition of coal spontaneous combustion.

Linhao, Xie · Zhu, Hongqing · Tianyu, Li · Binrui, Li · Wang, Houwang · Jiahao, Duan · Zhang, Lei

Process Safety and Environmental Protection: Transactions of the Institution of Chemical Engineers, Part B 2025

Advantages

Crossing point temperature increased by up to 10.9 °C

AD/AG of residual char decreased by up to 0.195