Preparation method of high-quality lubricating oil for electromechanical equipment
A technology of electromechanical equipment and lubricating oil, which is applied in the field of lubricating oil, can solve problems such as poor comprehensive performance and lubricating oil can not meet the needs of equipment, and achieve good promotion and application value, improve dispersion uniformity, and enhance the effect of flow orientation
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Embodiment 1
[0024] A method for preparing high-quality lubricating oil for electromechanical equipment, comprising the steps of:
[0025] (1) Base oil preparation:
[0026] First put the sucrose polyester into the reactor, then add dimethylformamide into the reactor, stir continuously for 1 hour, then add 18% maleic anhydride, 3% ammonium chloride, 0.2% disodium ethylenediaminetetraacetate, and heated to keep the temperature in the reactor at 60°C, stirred for 30 minutes, distilled and removed dimethylformamide to obtain base oil for later use;
[0027] (2) Preparation of additives:
[0028] a. Graphene is dropped into the reaction kettle that fills solution A, and it is standby after stirring constantly; Described solution A is made up of the material of following weight portion: 12 parts of sodium hydroxide, 3 parts of oleic acid, 2 parts of hexadecimal Sodium phosphate, 6 parts of silane coupling agent, 90 parts of water;
[0029] b. Add the iron salt solution into the reaction kett...
Embodiment 2
[0041] A method for preparing high-quality lubricating oil for electromechanical equipment, comprising the steps of:
[0042] (1) Base oil preparation:
[0043] First put the sucrose polyester into the reaction kettle, then add dimethylformamide into the reaction kettle, after stirring continuously for 1.2h, then add maleic anhydride, 4% of the total mass of the sucrose polyester into the reaction kettle % ammonium chloride, 0.3% disodium ethylenediaminetetraacetate, and heated to keep the temperature in the reactor at 62°C, stirred for 33 minutes, distilled and removed dimethylformamide to obtain base oil for later use;
[0044] (2) Preparation of additives:
[0045] a. Graphene is put into the reaction kettle that fills solution A, and it is standby after stirring constantly; Described solution A is made up of the following material of weight portion: 14 parts of sodium hydroxide, 4 parts of oleic acid, 3 parts of hexadecimal Sodium phosphate, 7 parts of silane coupling ag...
Embodiment 3
[0058] A method for preparing high-quality lubricating oil for electromechanical equipment, comprising the steps of:
[0059] (1) Base oil preparation:
[0060] First put the sucrose polyester into the reaction kettle, then add dimethylformamide into the reaction kettle, after stirring continuously for 1.5h, then add maleic anhydride, 5% of the total mass of the sucrose polyester into the reaction kettle % ammonium chloride, 0.4% disodium ethylenediaminetetraacetate, and heated to keep the temperature in the reactor at 65°C, stirred for 35 minutes, distilled and removed dimethylformamide to obtain base oil for later use;
[0061] (2) Preparation of additives:
[0062] a. Graphene is put into the reaction kettle filled with solution A, and it is ready for use after stirring constantly; Described solution A is made up of the material of following weight portion: 15 parts of sodium hydroxide, 5 parts of oleic acid, 4 parts of hexadecimal Sodium phosphate, 8 parts of silane coup...
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