• Brominated isobutylene-isoprene rubber

    Brominated isobutylene-isoprene rubber (BIIR) is a isobut

  • Isobutylene-isoprene rubber

    Isobutylene-isoprene rubber (IIR) has excellent chemical

  • Polypropene

    Chambroad Petrochemical polypropene powder is produced us