SEARCH Articles Figures Tables 2,2-Azobisisobutyronitrile , radical initiator Azobisisobutyronitril Azobisisobutyronitrile Azobisisobutyronitrile controlled radical Azobisisobutyronitrile free radical polymerization Azobisisobutyronitrile, radical reactions Azobisisobutyronitriles Controlled radical polymerization azobisisobutyronitrile