Journal of Chemistry / 2015 / Article / Tab 3

Research Article

Evaluation of Optimal Pore Size of (3-Aminopropyl)triethoxysilane Grafted MCM-41 for Improved CO2 Adsorption

Table 3

Summary of MCM-41-r-NH2s adsorption data.

Materials Adsorption capacity
(mmol/g)
Max adsorption rate
(%/min)
Adsorption heat
(kJ/mol)

MCM-41-r0-NH20.511.15−45.54
MCM-41-r2-NH20.743.36−55.46
MCM-41-r4-NH20.923.68−65.70
MCM-41-r6-NH20.853.56−60.80
MCM-41-r8-NH21.164.28−85.79