• A brief discussion on the categories and usability of lubricating oil antioxidants

    2026-05-27

    To date, antioxidant products for lubricating oil have developed over nearly a century, forming specialized categories with distinct targeted functions. For example, in terms of chemical composition and structure, there are sulphur-based, phosphorus-based, nitrogen-based, amine-based, phenol-based, and phenol ester-based types. According to different mechanisms of action, they can primarily be classified as free radical terminators, peroxide decomposers, and metal deactivators, among others, and