Environmental-friendly hydraulic oil composition and preparation method thereof
A hydraulic oil composition, an environment-friendly technology, applied in the direction of lubricating composition, petroleum industry, etc., can solve the problems such as the late start of research on environment-friendly lubricating oil, and achieve the goal of improving thermal oxidation stability, good anti-wear performance, and reducing costs Effect
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Embodiment 1
[0033] An environmentally friendly hydraulic oil composition is characterized in that its raw material components are calculated per kilogram (1000g) of raw materials, and its composition is as follows:
[0034] Base oil 985.2g
[0035] Antioxidant 11.4 g
[0036] Antiwear agent 1.5g
[0037] Metal deactivator 0.4g
[0038] Rust inhibitor 1.5g
[0039] The base oil is formed by mixing rapeseed oil, polyol ester and diester in a mass ratio of 2:3:5 for rapeseed oil: polyol ester: diester;
[0040] Described rapeseed oil is commercially available refined rapeseed oil;
[0041] Described polyol ester is Priolube3970;
[0042] The diester is A51;
[0043] The antioxidant is a mixture of N-phenyl-a-naphthylamine T531 and 2,6-di-tert-butyl-p-cresol T501 in a mass ratio of 1:1;
[0044] The extreme pressure antiwear agent is a mixture of dialkyldithiophosphoric acid acrylate IRGALUBE 353 and tricresol T306 in a mass ratio of 1:1;
[0045] The metal deactivator is a mixture of...
Embodiment 2
[0050] An environmentally friendly hydraulic oil composition is characterized in that its raw material components are calculated per kilogram (1000g) of raw materials, and its composition is as follows:
[0051] Base oil 983.55g
[0052] Antioxidant 12g
[0053] Antiwear agent 2.5g
[0054] Metal deactivator 0.45g
[0055] Rust inhibitor 1.5g
[0056] The base oil is formed by mixing rapeseed oil, polyol ester and oleic acid ester in a mass ratio of 3:6:1 for rapeseed oil: polyol ester: oleic acid ester;
[0057] Described rapeseed oil is commercially available refined rapeseed oil;
[0058] Described polyol ester is Priolube3970;
[0059] The oleic acid ester is 1110;
[0060] The antioxidant is N-phenyl-a-naphthylamine T531 and 2,6-di-tert-butyl-p-cresol T501 according to the mass ratio, that is, N-phenyl-a-naphthylamine T531: 2,6-di-tert-butyl-p-cresol Cresol T501 is a mixture of 2:1;
[0061] The extreme pressure antiwear agent is dialkyl dithiophosphoric acid acry...
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