Solution-polymerized styrene-butadiene rubber styrene Butadiene Rubber Butadiene Rubber Ethylene-propylene Diene Monomer/ Ethylene-propylene Monomer Nitrile rubber Chloroprene rubber Butyl rubber Chlorobutyl Rubber is a chlorinated copolymer of isobutylene and isoprene (CIIR) Bromobutyl Rubber Nitrile rubber/PVC Acrylic rubber Polyisoprene rubber