Aromatic Petroleum Resin used in adhesive Specification: Appearance:granule,flake Soft point:80-120 Color:4-18# Acid value<1 In the industry of adhesive and sealant, petroleum resin plays an important role as tie resin. PR-A series petroleum resins are suitable to the petroleum resin of hot-melt adhesive and contact adhesive. They have good compatibility with SIS, SBS, SEBS, SEPS, natural rubber, synthetic rubber and EVA etc..