(2) The defects as Brønsted acid sites were evaluated by potentiometric acid–base titration and then correlated with the Brønsted acid catalyzed epoxide ring-opening reaction with alcohol. (49,50) ...

Organic pillared MFI zeolite has been synthesized by detemplation of diquaternary ammonium surfactant ([C22H45–N+(CH3)2–C6H12–N+(CH3)2–C6H13]Br2, C22-6-6) and intercalation of arylic silsesquioxane (1 ...