SEARCH Articles Figures Tables Natural Rubber (NR) and Synthetic Polyisoprene Natural polyisoprenes Natural rubber synthetic Polyisoprene Polyisoprene natural and synthetic rubber Polyisoprene rubber Polyisoprenes Polyisoprenes rubber Polyisoprene—Natural Rubber Rubbers synthetic polyisoprene Synthetic Polyisoprenes Synthetic natural Synthetic polyisoprene Synthetic polyisoprene rubbers comparison with natural rubber Synthetic rubbers