For over 60 years, Hatco has been a reliable source of synthetic lubricants, specialty chemicals, and custom manufacturing. Synthetic Lubricants Hatco is the largest manufacturer of lubricant grade esters in the world, and has the broadest range of products available anywhere. We specialize in polyol esters, the highest performing family of esters available for use in demanding applications such as aviation and refrigeration. Specialty Chemicals Hatco has its own extensive line of esters and...