1. Institute of Polymer Materials (POLYMAT) and Polymer Science and Technology Department, Faculty of ChemistryUniversity of the Basque Country (UPV/EHU) Paseo Manuel de Lardizabal 3, 20018 Donostia‐San Sebastián Spain
2. Innovation and Technology Department, Chlorine Derivatives DivisionERCROS S.A. Diagonal 595, 08014 Barcelona Spain