... %. C5 distillate oil can be directly resin system, widely used in adhesives, coatings, printing inks, paper, glue and so on, use ... Separation of isoprene, cyclopentadiene, pentadiene, isoamylene is pentene, widely used in preparation of synthetic rubber, paint and other petrochemical products, and ... may be used as a fuel and producing carbon black raw materials. RAW C5