... adhesion booster.3. Adhesive production: Used in adhesive, especially for melting glue and pressure-sensitive glue.4. Printing ink ... the excellent qualities I. E., solubility, compatibility, adhesiveness, resistance for water, weather and heat it possesses, it stands chemically stable ... Ash value0.1% max. PH value6-8 THE NEWEST TYPE PUYANG HOT SELLING C9 PETROLEUM RESIN FOR RUBBER,PAINT AND INK