[1] Coll Technol SENAI Antoine Skaf, Dept Text Chem, Correia De Andrade St 232, Sao Paulo, Brazil
[2] Univ Sao Paulo, Coll Agr Luiz De Queiroz, Piracicaba, Brazil
[3] State Univ Campinas UNICAMP, Coll Chem Engn, Campinas, Brazil
[4] IPEN CNEN SPe, Nucl & Energy Res Inst, Radiat Technol Ctr, Sao Paulo, Brazil