?Product IntroductionThe over based sulfurized calcium alkyl phenate is made from dodecylphenol by means of sulfurization, neutralization and high alkalization reaction. This product is a kind of widely used lubricant additive of comprehensive performance, it has extremely good acid neutralization capacity and high-temperature detergency, excellent oxidation resistance and corrosion control as well as good emulsion resistance and oil solubility. It's compatible with sulfonates, alkenyl succinimide, ZDDP and other additives. It has prominent effect in reducing top-piston ring carbon and is wide
TBN 300 Over Based Sulfurized Calcium Alkyl Phenate