... advantages both of C5 and C9 petroleum resin: low acid value, good miscibility, waterproof, ethanol resistance and chemical ... resistance and other characteristics of acid resistance, chemical stability in acid-bases, adjustment in viscosity, good thermal stability ... Petroleum Resins Soften PointASTM E28-58°C100110120ColorASTM D-1544#5-115-115-11Acid ValueASTM D-974Vol %0.3Max0.3Max0 ...