I-C9 Hydrocarbon resin SHM-299 Series yi-C9 iqhezu njenge-byproduct ye-petroleum cracking kunye ne-resin thermoplastic eveliswa yi-distillation, i-polymerization kunye nezinye iinkqubo.Kubunzima be-oligomer molecular phakathi kwe-300-3000 kwaye ayikho i-polymer.Oku kukukhanya okutyheli ukuya kwigranule emnyama emnyama okanye i-flake eqinile.