InventorsAssigneeUS Classes508/165, The inorganic compound contains heavy metal or aluminum508/500, Nitrogen attached indirectly to the -C(=O)O- group by nonionic bonding508/551, Having -C(=X)- bonded directly to the nitrogen, wherein X is oxygen or sulfur508/496, Mono-, di-, or polyester of polycarboxylic acid508/287, Plural oxygens double bonded directly to ring carbons of the hetero ring which are adjacent to the ring nitrogen508/379The heavy metal is molybdenum, a rare earth metal, gold, silver, or mercuryInternational Class C10M 169/04
Abstract textThe invention provides a lubricating composition containing a ?-amino compound. The invention further relates to a method of lubricating an internal combustion engine by lubricating the engine with the lubricating composition. The invention further relates to the use of the β-amino carbonyl compound as copper corrosion inhibitors, friction control agents, antiwear and/or extreme pressure agents. | 
