LESTAC-P Seires Light to Yellow Color C9 aromatic petroleum resin is a kind of internal plasticizing resin produced by C9 fraction, by- products of petroleum cracking, through pretreatment,catalysisi or thermal polymerization and distillation, mainly used in rubber, Tyre, Painting ......

LESTAC-DP Series Petroleum Resin is a brown to dark brown granular or flake thermoplastic resin, produced by ethylene and carbon fraction of the C9 reorganization divided into nine fractions of raw materials, generated by the polymerization of low molecular weight range of 300-3000 molecular weight polymer, mainly used in Paint, Ink, Rubber, Tyre ......