1. Department
of Chemical Engineering, Federal University of Paraná, Curitiba 81531-970, PR Brazil
2. School
of Chemistry and Food, Federal University of Rio Grande, Santo Antônio
da Patrulha 95500-000, RS Brazil
3. Department
of Chemical Engineering, Universidade Estadual de Maringá, Maringá 87020-900, PR Brazil
4. Centro Universitário da Fundação de Ensino Octávio Bastos (UNIFEOB), São João
da Boa Vista 13874-149, SP Brazil