[EN] POLYMERIZATION PROCESS PROTECTION MEANS<br/>[FR] MOYEN DE PROTECTION DANS UN PROCÉDÉ DE POLYMÉRISATION
申请人:DU PONT
公开号:WO2014150700A1
公开(公告)日:2014-09-25
In a polymerization process for the preparation of a polymer material in which one monomer is acrylic acid or methacrylic acid and the other monomer or monomers have acid labile groups being attached thereto and the polymerization is carried out using a chain transfer agent (RAFT) and a compatible first solvent, the improvement which comprises using a base material to prevent the degradation of the acid labile groups, and thereafter removing the base material from the polymer material thus formed.