Low ash lubricant and fuel additive comprising polyamine
AssigneeChemtura Corporation
InventorsRon Muir, John Louis DiFlavio, James-Jianjun Wei
Life of this patent
Estimating the term…
Abstract
A metal-free detergent and antioxidant additive comprising the reaction product of an acidic organic compound, a boron compound, a polyamine such as polyethylene imine, and optionally an alkoxylated amine and/or an alkoxylated amide, is provided. The additives of the present invention have higher TBN than similar compounds known in the art.
Claims18
A reaction product of one or more carboxlyic acid, one or more boron compound, one or more polyamine comprising 4 or more amine containing monomer units, and one or more compounds selected from the group consisting of alkoxylated amines and alkoxylated amides, wherein the reaction product is a metal free detergent.
Dependencies are inferred from the claim text.