| 摘要 |
A lubricant composition or hydraulic oil composition containing at least one lubricant or one hydraulic oil and at least one 2,5-dimercapto-1,3,4-thiadiazole of general formula I <IMAGE> wherein R1, R2, R3 and R4, which are identical or different, are alkyl having 1 to 24 C atoms, alkenyl having 3 to 12 C atoms or phenyl-(C1-C4)-alkyl which is unsubstituted or substituted in the phenyl radical by C1-C4-alkyl, or R1 and R2 and/or R3 and R4, with the N atom to which they are bonded, are a morpholine, piperidine, pyrrolidine, piperazine, methylpiperazine or perhydroazepine radical which is unsubstituted or substituted by C1-C4-alkyl, and X and X1, which are identical or different, are H, alkyl having 1 to 23 C atoms, phenyl, phenyl-(C1-C4)-alkyl or phenyl substituted by C1-C12-alkyl, C1-C12-alkoxy, hydroxyl, di(C1-C4-alkyl)amino, halogen and/or nitro. |
