N-substituted tetrahydroquinolines for use as antioxidants in lubricants
    6.
    发明授权
    N-substituted tetrahydroquinolines for use as antioxidants in lubricants 失效
    用作润滑剂中抗氧化剂的N-取代四氢喹啉

    公开(公告)号:US4919832A

    公开(公告)日:1990-04-24

    申请号:US305037

    申请日:1989-02-02

    摘要: Composition containing(a) at least one lubricant, hydraulic oil or metal-working fluid based on mineral oil or synthetic oils and(b) 0.05-5% by weight, based on the total weight of the lubricant, hydraulic oil or metal-working fluid composition, of at least one compound of the formula V ##STR1## where R.sup.1 and R.sup.2 are independently alkyl, aryl, substituted aryl or benzyl, R.sup.3 is hydrogen or methyl, R.sup.4 and R.sup.5 are independently hydrogen, methyl, methoxy, chloro or nitro, R.sup.13 is hydrogen or methyl, and R.sup.17 is a direct bond, alkylene or vinylene.

    摘要翻译: 组合物,其含有(a)至少一种基于矿物油或合成油的润滑剂,液压油或金属加工液,和(b)基于润滑剂,液压油或金属加工的总重量的0.05-5重量% (I)的化合物(VI)其中R 1和R 2独立地是烷基,芳基,取代的芳基或苄基,R 3是氢或甲基 ,R 4和R 5独立地是氢,甲基,甲氧基,氯或硝基,R 13是氢或甲基,R 17是直接键,亚烷基或亚乙烯基。