Toluene and naphthalene sorption by partially exchanged organoclays - Vianna, Marilda Mendonça Guazzelli Ramos; Dweck, Jo; Larini, Cláudia; Carvalho, Flavio Machado de Souza; Quina, Frank Herbert; Nascimento, Cláudio Augusto Oller do (International Congress on Thermal Analysis and Calorimetry - ICTAC, 2008)