Patent ID: 8703674

Claim:
A lubricating oil composition, comprising: the following component (A) and component (B); and at least one selected from the following component (C), component (D), component (E), and component (F): Component (A): mineral oil; Component (B): a compound represented by the following formula (1): wherein R 1 to R 8 each independently represents a hydrogen atom or an alkyl group having 1 to 20 carbon atoms, X represents the formula (6), formula (7), or formula (8), and n represents a number of 1 to 10: Component (C): a compound represented by the following formula (17), or formula (20): wherein R 24 represents an alkyl group having 1 to 20 carbon atoms, R 25 and R 26 each independently represent an alkyl group having 1 to 4 carbon atoms, R 35 represents an alkyl group having 1 to 24 carbon atoms, R 36 represents an alkyl group having 1 to 5 carbon atoms, and R 37 and R 38 each independently represent an alkyl group having 1 to 4 carbon atoms; Component (D): a compound represented by the following formula (3): wherein R 12 and R 13 each independently represents a hydrogen atom or an alkyl group having 1 to 20 carbon atoms, R 14 represents an alkyl group having 1 to 6 carbon atoms or a cycloalkyl group having 6 carbon atoms, and R 15 represents an alkyl group having 1 to 20 carbon atoms; Component (E): a compound represented by the following formula (4): wherein R 16 to R 19 each independently represents a hydrogen atom or an alkyl group having 1 to 20 carbon atoms; and Component (F): a compound represented by the following formula (5): wherein R 20 to R 23 each independently represents a hydrogen atom or an alkyl group having 1 to 20 carbon atoms, and wherein, component (B) is blended in an amount of 0.02 to 5 parts by mass with respect to 100 parts by mass of component (A); and component (C), component (D), component (E), and/or component (F) are/is blended in a total amount of 0.05 to 5 parts by mass with respect to 100 parts by mass of component (A).