TURBINE OIL Russian patent published in 2012 - IPC C10M141/10 C10M129/10 C10M129/76 C10M133/44 C10M145/24 C10M149/04 C10M159/12 C10N40/12 

FIELD: chemistry.

SUBSTANCE: turbine oil contains the following in wt %: acid ester of alkenyl succinic acid 0.01-0.03, 2,6-di-tert-butyl-4-methylphenol 0.8-1.0, nitrogen-containing block-copolymer of ethylene and propylene oxides 0.01-0.07, alkyl toluene alkyl aminotriazole 0.01-0.05, 2,6-dialkylphenol-p-ethylalkylate 0.1-0.5, alkylthiophosphate ester 0.01-0.05, hydroxyl-containing copolymer of ethylene and propylene oxides 0.005-0.1, mixture of imidazolines based on plant organic acids and amines 0.01-0.10, petroleum oil with kinematic viscosity at 50°C of 20-23 mm²/s - up to 100. The mixture of imidazolines based on plant organic acids and amines and the hydroxyl-containing copolymer of ethylene and propylene oxides is in form of a mixture which is thermally treated at 30-90°C for 0.5-2 hours.

EFFECT: improved demulsifying and anticorrosion properties of the oil.

3 tbl, 11 ex