Synthesis of Ca-Doped Three-Dimensionally Ordered Macroporous Catalysts for Transesterification

Figure 4

XRD patterns of the 3DOM CaO/Al₂O₃ at 700–800°C and the 3DOM Ca₁₂Al₁₄O₃₂Cl₂. H = Ca(OH)₂, O = CaO, M = Ca₁₂Al₁₄O₃₂Cl₂, and C = CaCO₃.