The invention comprises lubricating compositions and hydraulic fluids containing substituted N,N′-diaryl-o-phenylenediamine compounds that impart good levels of oxidation inhibition in the lubricants and hydraulic fluids.
本发明涉及一种润滑组合物和液压油,包含取代的N,N'-二芳基-
邻苯二胺化合物,这些化合物在润滑剂和液压油中具有良好的氧化抑制
水平。