... , weather 2. good adhesiveness and heat conductivity. Petroleum Resin C9Cas No.: 68131-77-1 1.Character: It is ... aromatic hydrocarbon resin, light yellow granular, with good transparency and luster, good solubility, compatibility, aqueous stability, insulation and chemical stability, ... Printing ink production: It can be dissolved in hydrocarbon resin, it owns high soft point and stable performance, so ...