Ordered mesoporous carbon coating on cordierite: Synthesis and application as an efficient adsorbent

► Surfactant self-assembly of ordered mesoporous carbon coating on honeycomb cordierite. ► Carbon coating with opened, hexagonally ordered pore arrays. ► Honeycomb adsorbents for removal of p-chlorophenol. ► The adsorbents exhibit large processing volume, and great advantages in reusability.