Lubricating oil composition
A lubricating oil composition, composition technology, applied in the direction of lubricating composition, petroleum industry, additives, etc., can solve problems such as the use of phenolic ester type antioxidant and ester type anti-wear and friction reducer that have not been mentioned, and achieve excellent Antioxidant effect
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Embodiment 1
[0034] Add the additives in the following proportions to 10W / 40 SJ / SH grade gasoline engine oil to measure the anti-oxidation, anti-wear and anti-friction performance. The test results are shown in Table 1.
[0035] (A) Butyl octyl zinc dithiophosphate 0.5%, di-sec-butyl octyl zinc dithiophosphate 0.3%;
[0036] (B) 0.5% of butyl octyl diphenylamine, 0.4% of octyl tert-butyl hydroxyphenyl propionate antioxidant;
[0037] (C) 0.5% molybdenum oxysulfide dioctyl dithiophosphate;
[0038] (D) 0.2% of trihydric alcohol carboxylate anti-wear and friction reducer;
[0039] (E) Zinc dioctyldithiocarbamate 0.2%.
Embodiment 2
[0041] Add the additives in the following proportions to 10W / 40 SJ / SH grade gasoline engine oil to measure the anti-oxidation, anti-wear and anti-friction performance. The test results are shown in Table 1
[0042] (A) 0.6% zinc dibutyl dithiophosphate;
[0043] (B) 0.5% of butyl octyl diphenylamine, 0.5% of octyl tert-butyl hydroxyphenyl propionate antioxidant;
[0044] (C) 0.5% molybdenum oxysulfide dioctyl dithiophosphate;
[0045] (D) 0.1% of trihydric alcohol carboxylate anti-wear and friction reducer;
[0046] (E) Zinc dioctyldithiocarbamate 0.2%.
Embodiment 3
[0048] Add the additives in the following proportions to 15W / 40 SJ / SH grade gasoline engine oil to measure the anti-oxidation, anti-wear and anti-friction performance. The test results are shown in Table 1.
[0049] (A) 0.3% of butyl octyl zinc dithiophosphate, 0.3% of di-sec-butyl zinc dithiophosphate;
[0050] (B) 0.4% of butyl octyl diphenylamine, 0.5% of isooctyl tert-butyl hydroxyphenyl propionate antioxidant;
[0051] (C) 0.5% molybdenum butyl octyl dithiocarbamate;
[0052] (D) 0.2% of trihydric alcohol carboxylate anti-wear and friction reducer;
[0053] (E) Zinc dioctyldithiocarbamate 0.2%.
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