The invention is concerned with antioxidants. A new compound, N-(2-amino-3-ethyl-α-methylbenzylidene)-2,6-diethylaniline, is provided which is effective for inhibiting oxidative deterioration of organic materials, e.g. lubricating oils. The invention encompasses the preparation of the compound. Also provided are mixtures of the said compound with other aromatic amine compounds, such additive mixtures also being effective as antioxidants.
The invention also includes the antioxidant use of the said compound, of the additive mixtures and of certain at- kylated anilines, and organic materials when afforded antioxidant protection thereby.
本发明涉及
抗氧化剂。本发明提供了一种新化合物,N-(2-
氨基-3-乙基-α-甲基亚苄基)-
2,6-二乙基苯胺,可有效抑制有机材料(如润滑油)的氧化劣化。本发明包括该化合物的制备方法。本发明还提供了上述化合物与其他芳香胺化合物的混合物,这种添加剂混合物也可有效地用作
抗氧化剂。
本发明还包括上述化合物、添加剂混合物和某些 at- kylated
苯胺的抗氧化用途,以及由此获得抗氧化保护的有机材料。