TY - JOUR T1 - Basic properties of potassium oxide supported on zeolite y studied by pyrrole-tpd and catalytic conversion of methylbutynol JO - QuĂ­mica Nova A1 - Nuttinee, Supamathanon A1 - Jatuporn, Wittayakun A1 - Sanchai, Prayoonpokarach A1 - Wojciech, Supronowicz A1 - Frank, Roessner SN - 0100-4042 UL - 10.1590/S0100-40422012000900003 VL - 35 Y1 - 2012 PB - Brasil ER -