| 摘要 |
FIELD: chemistry.SUBSTANCE: invention relates to hydraulic oil for industrial equipment, which contains petroleum oil, dibutyl paracresol, zinc dialkyldithiophosphate, calcium alkyl salicylate and polymethylsiloxane, wherein said oil additionally contains trialkyl phosphate and modified polyols in xylene, and zinc dialkyldithiophosphate includes short-chain butyl- and long-chain octyl-alkyl radicals, with the following ratio of components, wt %: dibutyl paracresol 0.40-0.60; zinc dialkyldithiophosphate 0.30-0.50; calcium alkyl salicylate 0.05-0.15; trialkyl phosphate 0.10-0.20; modified polyols in xylene 0.01-0.02; polymethylsiloxane 0.003-0.007; petroleum oil - up to 100.EFFECT: obtaining hydraulic oil having higher filterability in the presence of water.1 tbl |
