ASHLESS DETERGENTS AND FORMULATED LUBRICATING OIL CONTAININGSAME

摘要

The present invention is directed to ashless detergents comprising the products resulting from the reaction of a salicylic acid, organic group substituted salicylic acid, sulfonic acid or organic groups substituted sulf ur acid with thiadiazole or organic group substituted thiadiazole or an alkyl primary or secondary amine, and to formulated lubricating oils containing sa id ashless detergents.