LESTAC-C100 C5/C9 copolymerized petroleum resin, light yellow granular thermplatic resin, whose materials are C5 fraction and C9 fraction, by- products of petroleum cracking, through pretreatment, catalysis or thermal polymerization and distillation, a new product for the market. It has the good characters of C5 hydrocarbon resin and C9 petroleum resin. The prices of these resins are not expensive as C5 petroleum resins, but have a better adhesiveness than C9 hydrocarbon resin, mainly used in paint, rubber, adhesive ......