Engine interior cleaning agent as well as preparation method and application thereof
An engine and cleaning agent technology, applied in the petroleum industry, lubricating compositions, etc., can solve problems such as poor cleaning effect and sludge residue at the bottom of the engine, and achieve excellent detergency, clean cleaning, and simple operation
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[0038] Example 1
[0039] This embodiment provides an engine interior cleaning agent, which includes component I and component II.
[0040] The raw material of described component I consists of:
[0041]
[0042] Described component I is prepared according to the following method: OCP type viscosity index improver with SSI of 20, metal calcium alkyl benzene sulfonate, pour point depressant Vx1-248 are respectively added to 650SN base oil, at 50 ℃ Stir for 60 minutes, cool down to 35°C, add petroleum ether and Tween 60, and stir at constant temperature for 30 minutes to obtain the final product.
[0043] The component II includes the following components by weight:
[0044]
[0045] The component II is prepared according to the following method: OCP type viscosity index improver with SSI of 50, metal calcium alkyl benzene sulfonate, pour point depressant Vx1-248 are respectively added to 150SN base oil, at 55 ° C, Stir for 60 minutes and you're done.
[0046] In this ...
Example Embodiment
[0049] Example 2
[0050] This embodiment provides an engine interior cleaning agent, which includes component I and component II.
[0051] The raw material of described component I consists of:
[0052]
[0053] Described component I is prepared according to the following method: OCP type viscosity index improver with SSI of 25, metal magnesium alkyl salicylate, pour point depressant Vx1-248 are added to AP / E 150SN and AP / E 1600SN respectively In the mixed base oil, the mixture was stirred at 55°C for 60 minutes, cooled to 35°C, added with petroleum ether and Tween 60, and stirred at a constant temperature for 30 minutes.
[0054] The component II includes the following components by weight:
[0055]
[0056]
[0057] The component II is prepared according to the following method: OCP type viscosity index improver with SSI of 45, metal calcium alkyl benzene sulfonate, metal calcium alkyl phenol, pour point depressant Vx1-244 are respectively added to 150SN and 750SN ...
Example Embodiment
[0061] Example 3
[0062] This embodiment provides an engine interior cleaning agent, which includes component I and component II.
[0063] The raw material of described component I consists of:
[0064]
[0065]
[0066] Described component I is prepared according to the following method: OCP viscosity index improver with SSI of 25, metal magnesium alkyl salicylate, metal calcium alkyl benzene sulfonate, pour point depressant Vx1-248 are added to AP respectively. In the mixed base oil of / E 150SN and AP / E 1600SN, stir at 60°C for 60 minutes, after cooling to 40°C, add petroleum ether and Tween 20, and stir at constant temperature for 30 minutes.
[0067] The component II includes the following components by weight:
[0068]
[0069] The component II is prepared according to the following method: OCP type viscosity index improver with SSI of 35, metal magnesium alkyl salicylate, metal calcium alkyl phenol, pour point depressant Vx1-385 are added to 150SN base oil re...
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