Gas-Regenerated SCR Catalyst

In-situ reconstructed anti-poisoning

A regenerated V₂O₅-WO₃/TiO₂ catalyst via gas-phase masking-reconstruction strategy, restoring active sites with enhanced resistance to metal poisoning.

Wang, Sha · Liu, Jun · Cheng, Danhong · Deng, Jiang · Zhang, Dengsong

Environmental Science & Technology 2024

Advantages

Regenerated catalyst exhibits enhanced activity over the fresh catalyst

SO₃ enables effective bonding of Pb

Restored acidity and promoted formation of polymeric VOₓ species