... ,by products of petroleum cracking,through pretreatment,polymerization and distillation. It isn't a high polymer but ... has the chemical stabilizing property to acid and alkaline, viscosity adjusting and thermal stabilizing,Generally, the resins are not ... and modifiers in Hot Melt Adhesive,Hot Melt Pressure Sensitive Adhesive,Adhesive Package. Petroleum resin C5 for Hot Melt Road Marking Paint and ...