| abstract |
(57) [Summary] [Problem] To provide a urea grease composition which has excellent friction characteristics and abrasion resistance and does not deteriorate a sealing material. SOLUTION: Formula (A) is used as an additive in urea grease. (Wherein, R 1 and R 2 are each independently selected from the group consisting of alkyl groups having 1 to 24 carbon atoms, and m + n = 4, and m is from 0 to 3, and n is from 4 to 1), and a molybdenum sulfide dialkyldithiocarbamate represented by the formula: (B) Formula And a triphenyl phosphate represented by the formula: |