Channel-wall functionalization in covalent organic frameworks for the enhancement of CO2 uptake and CO2/N2 selectivity.

DOI: 10.1039/C6RA04859E

Jan. 1, 2016

Adsorbents

Data points

# Adsorbent Gas q / mol kg⁻¹ S / mol mol⁻¹ -ΔH / kJ mol⁻¹
3114 [HO]25%–TAPH-COFs Carbon dioxide/Nitrogen 0.73 9.0 30.9
3115 [HO]50%–TAPH-COFs Carbon dioxide/Nitrogen 0.84 11.0 28.2
3116 [HO]75%–TAPH-COFs Carbon dioxide/Nitrogen 0.86 12.0 28.3
3117 [HO]100%–TAPH-COFs Carbon dioxide/Nitrogen 0.86 15.0 31.1
3118 [N=N]25%–TAPH_x0002_COFs Carbon dioxide/Nitrogen 2.61 111.0 43.4
3119 [N=N]50%–TAPH_x0002_COFs Carbon dioxide/Nitrogen 1.52 59.0 36.0
3120 [N=N]75%–TAPH_x0002_COFs Carbon dioxide/Nitrogen 1.0 53.0 31.0
3121 [N=N]100%–TAPH_x0002_COFs Carbon dioxide/Nitrogen 0.89 74.0 30.7
3122 [C=C]25%–TAPH_x0002_COFs Carbon dioxide/Nitrogen 0.91 16.0 30.3
3123 [C=C]]50%–TAPH_x0002_COFs Carbon dioxide/Nitrogen 0.93 14.0 29.0
3124 [C=C]]75%–TAPH_x0002_COFs Carbon dioxide/Nitrogen 0.93 16.0 28.7
3125 [C=C]]100%–TAPH_x0002_COFs Carbon dioxide/Nitrogen 0.77 22.0 28.5