Lubricating oil composition and preparation method thereof and micro lubricating oil prepared thereby
A lubricating oil composition and lubricating oil technology, applied in the field of lubrication, can solve problems such as affecting the health of operators, being unsuitable for the technical field of metal cutting processing, unfriendly to sulfur- and chlorine-containing additives, and the like, achieving remarkable environmental protection effects, The effect of good degradability and excellent biodegradability
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Embodiment 1
[0038] Step 1: Weigh 100 g of oleic acid, 10 g of lanthanum oxide, 8 g of boric acid, and 5 g of phosphoric acid (effective concentration 85%) and add them together into a stirrer, stir and heat to 120° C., and fully react for 2 hours.
[0039] Step 2: When the temperature is lowered to below 45° C., 8 g of diethylaminoethanol is added and stirred for 2 hours to obtain a translucent substance, which is a lubricating oil composition.
[0040] Weigh 100 g of the above-mentioned lubricating oil composition, 800 g of isononyl isononanoate, and 100 g of poly-n-decyl methacrylate, mix and stir at 40° C. until it becomes transparent, it becomes a kind of trace lubricating oil.
[0041] The preparation method of above-mentioned poly-n-decyl methacrylate:
[0042] Step 1: Add 86.09g (1mol) of methacrylic acid and 158.28g (1mol) of n-decyl alcohol into the reactor, and react at a reaction temperature of 180°C for 5 hours; Decyl alcohol ester;
[0043] Step 2: Add 0.8 g of initiator la...
Embodiment 2
[0045] Step 1: Weigh 100 g of oleic acid, 8 g of cerium oxide, 5 g of boric acid, and 10 g of phosphoric acid (50% effective concentration) into a stirrer, stir and heat to 100° C., and fully react for 3 hours.
[0046] Step 2: When the temperature is lowered to below 45° C., add 5 g of diethylaminoethanol and stir for reaction for 1 hour to obtain a translucent substance, which is a lubricating oil composition.
[0047] Weigh 50 g of the above-mentioned lubricating oil composition, 750 g of isononyl isononanoate, and 200 g of isononyl polymethacrylate, mix and stir at 60° C. until it becomes transparent, then it becomes a kind of trace lubricating oil.
[0048] The preparation method of above-mentioned polyisononyl methacrylate:
[0049] Step 1: Add 86.09g (1mol) of methacrylic acid (1mol), 173.11g (1.2mol) of isononyl alcohol, and 3g of phosphoric acid (85% effective concentration) into the reactor, and react for 3 hours at a reaction temperature of 220°C; Press out water, ...
Embodiment 3
[0052] Step 1: Weigh 100 g of oleic acid, 9 g of lanthanum oxide, 6 g of boric acid, and 8 g of phosphoric acid (50% effective concentration) into a stirrer, stir and heat to 110° C., and fully react for 2.5 hours.
[0053]Step 2: When the temperature is lowered to below 45° C., add 6 g of diethylaminoethanol and stir for 1.5 hours to react to obtain a translucent substance, which is a lubricating oil composition.
[0054] Weigh 60 g of the above-mentioned lubricating oil composition, 790 g of isononyl isononanoate, and 150 g of polylauryl methacrylate, mix and stir at 50° C. until it becomes transparent, then it becomes a kind of trace lubricating oil.
[0055] The preparation method of above-mentioned polylauryl methacrylate:
[0056] Step 1: Add 86.09g (1mol) of methacrylic acid (1mol), 205.02g (1.1mol) of lauryl alcohol, and 3g of phosphoric acid (50% effective concentration) into the reactor, and react at a reaction temperature of 200°C for 4 hours; depressurize after the...
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