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Table 4 Titania loading and the textural properties of the CNTs before after acid treatment, the SBA-15, the 10, 20 and 30 wt% SBA-15 coated on aCNTs, the mesoporous titania synthesised in house and the titania supported on the various supports

From: Photo-Catalytic Properties of TiO2 Supported on MWCNTs, SBA-15 and Silica-Coated MWCNTs Nanocomposites

Property rCNTs aCNTs SBA-15 10SBA-CNT 20SBA-CNT 30SBA-CNT TiO2 TiO2/CNT TiO2/SBA-15 TiO2/SBA-CNT
S BET (m2/g) 140.3 149.1 661.6 209.9 256.4 431.41 207.8 241.3 214.0 301.4
V total (cm3/g)a 0.34 0.56 0.63 0.56 0.69 0.93 0.35 0.70 0.43 0.89
PSD (nm) b 2.89 2.89 4.00 3.45 3.45 3.94 3.52 3.29 3.29 5.29
TiO2 loading (wt%) N/A N/A N/A N/A N/A N/A 100 13.6 7.1 11.5
  1. a Total pore volume adsorbed at a relative pressures for N2 at −196 °C
  2. b Pore size distribution