1. Engineering School of Lorena—University of Sao Paulo, Laboratory of Polymers, 12602-810 Lorena, SP, Brazil
2. Univ. Lyon, Université Claude Bernard Lyon 1, CPE Lyon, CNRS, UMR 5265, Chemistry, Catalysis, Polymers and Processes (C2P2), 43 Bvd. du 11 Novembre 1918, F-69616 Villeurbanne, France