Graphene oxide lubricating additive and application thereof in ant-wear automatic gearbox oil
A technology for lubricating additives and automatic transmission, which is applied in additives, petroleum industry, lubricating compositions, etc. It can solve the problems that graphite is difficult to exert lubricating performance, achieve excellent extreme pressure and anti-wear performance, good friction characteristics, and improve the quality of use
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Embodiment 1
[0035] The preparation technology of anti-wear automatic transmission oil comprises the following steps:
[0036]S1. Weigh each raw material by weight: 20 parts of neopentyl glycol ester, 30 parts of diester, 10 parts of pentaerythritol ester, 40 parts of polyalphaolefin base oil, 2 parts of graphene oxide, 0.7 part of antioxidant, defoaming 0.25 parts of antirust agent, 0.1 part of antirust agent, 1 part of antiwear agent, 8 parts of viscosity index improver, 6 parts of detergent and dispersant;
[0037] S2. Mix neopentyl glycol ester, diester, pentaerythritol ester, and polyalphaolefin base oil at a speed of 300r / min for 15 minutes to mix evenly, heat up to 75°C, add viscosity index improver, detergent and dispersant at a speed of 300r / min Stir for 15 min to mix evenly, keep the temperature at 60°C, add graphene oxide, antioxidant, anti-foaming agent, anti-rust agent, and anti-wear agent and stir for 40 min at a speed of 300 r / min to obtain anti-wear automatic transmission o...
Embodiment 2
[0048] The preparation technology of anti-wear automatic transmission oil comprises the following steps:
[0049] S1. Weigh each raw material by weight: 20 parts of neopentyl glycol ester, 30 parts of diester, 10 parts of pentaerythritol ester, 40 parts of polyalphaolefin base oil, 2 parts of graphene oxide lubricating additive, 0.7 part of antioxidant, 0.25 parts of defoamer, 0.1 part of antirust agent, 1 part of antiwear agent, 8 parts of viscosity index improver, 6 parts of detergent and dispersant;
[0050] S2. Mix neopentyl glycol ester, diester, pentaerythritol ester, and polyalphaolefin base oil at a speed of 300r / min for 15 minutes to mix evenly, heat up to 75°C, add viscosity index improver, detergent and dispersant at a speed of 300r / min Stir for 15 minutes to mix evenly, keep the temperature at 60°C, add graphene oxide lubricating additives, antioxidants, defoamers, rust inhibitors, and anti-wear agents and stir for 40 minutes at a speed of 300r / min to obtain anti-w...
Embodiment 3
[0062] The preparation technology of anti-wear automatic transmission oil comprises the following steps:
[0063] S1. Weigh each raw material by weight: 20 parts of neopentyl glycol ester, 30 parts of diester, 10 parts of pentaerythritol ester, 40 parts of polyalphaolefin base oil, 2 parts of graphene oxide lubricating additive, 0.7 part of antioxidant, 0.25 parts of defoamer, 0.1 part of antirust agent, 1 part of antiwear agent, 8 parts of viscosity index improver, 6 parts of detergent and dispersant;
[0064] S2. Mix neopentyl glycol ester, diester, pentaerythritol ester, and polyalphaolefin base oil at a speed of 300r / min for 15 minutes to mix evenly, heat up to 75°C, add viscosity index improver, detergent and dispersant at a speed of 300r / min Stir for 15 minutes to mix evenly, keep the temperature at 60°C, add graphene oxide lubricating additives, antioxidants, defoamers, rust inhibitors, and anti-wear agents and stir for 40 minutes at a speed of 300r / min to obtain anti-w...
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