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-NH2 | 0.51 | 1.15 | −45.54 | | MCM-41-r2-NH2 | 0.74 | 3.36 | −55.46 | | MCM-41-r4-NH2 | 0.92 | 3.68 | −65.70 | | MCM-41-r6-NH2 | 0.85 | 3.56 | −60.80 | | MCM-41-r8-NH2 | 1.16 | 4.28 | −85.79 |
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