Water-based lubricant and preparing method of the same based on nanometer tungsten disulfide
A water-based lubricant and tungsten disulfide technology, which is applied in the direction of lubricating composition, base material, petroleum industry, etc., can solve the problems of high consumption of raw materials and energy, poor working environment, complicated procedures, etc., and achieve environmental protection and simple procedures , cheap effect
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Embodiment 1
[0036] 1. Prepare a stearic acid aqueous dispersion with a solid content of 30%
[0037] First, add 35kg of water and 15kg of stearic acid granules into the reaction kettle, heat until the stearic acid is completely melted; then, add 200g of stearyl polyoxypropylene ether, 50g of fatty alcohol and Ethylene oxide condensate, after the reaction system is cooled to room temperature, stop stirring, add 50g polyoxypropylene glyceryl ether and 60g isothiazolinone; then, carry out ultrafine grinding for 7 minutes, and obtain stearin with a solid content of 30%. Acidic aqueous dispersion.
[0038] 2. Preparation of water-based lubricant based on nano-tungsten disulfide
[0039]Step 1, add 42g of water to the reaction kettle, slowly add 2.2g of polyvinyl alcohol 1788 powder at a stirring speed of 1000r / min, and mechanically stir for 1.5h, and the polyvinyl alcohol is completely dissolved in water; during the stirring process, add 0.02g Polyoxypropylene glyceryl ether, the obtained co...
Embodiment 2
[0042] 1. Preparation of a stearic acid aqueous dispersion with a solid content of 20%
[0043] First, add 40kg of water and 9.7kg of stearic acid granules into the reaction kettle, heat until the stearic acid is completely melted; then, add 100g of coconut oil fatty acid diethanolamide, 50g of Tween- 80. 50g sodium carboxymethylcellulose, stop stirring after the reaction system is cooled to room temperature, add 10g polyoxypropylene glyceryl ether, 30g polydimethylsiloxane and 60g dichlorodimethylhydantoin; then, Then carry out ultrafine grinding for 5 minutes to obtain a stearic acid aqueous dispersion with a solid content of 20%.
[0044] 2. Preparation of water-based lubricant based on nano-tungsten disulfide
[0045] Step 1, add 60g of water to the reaction kettle, slowly add 5.2g of polyethylene glycol 6000 powder at a stirring speed of 2000r / min, and mechanically stir for 45 minutes and the polyethylene glycol 6000 is completely dissolved in water; during the stirring ...
Embodiment 3
[0048] 1. Prepare a stearic acid aqueous dispersion with a solid content of 10%
[0049] First, add 45kg of water and 5kg of stearic acid granules into the reaction kettle, and heat until the stearic acid is completely melted; Vinyl ether, 50g urea, stop stirring after the reaction system is cooled to room temperature, add 30g emulsified silicone oil and 40g methyl p-hydroxybenzoate; then, carry out ultrafine grinding for 3min, and obtain stearic acid aqueous solution with a solid content of 10%. Dispersions.
[0050] 2. Preparation of water-based lubricant based on nano-tungsten disulfide
[0051] Step 1, add 51g of water into the reaction kettle, slowly add 3.3g of sodium alginate powder at a stirring speed of 3000r / min, after mechanical stirring for 2 hours, the sodium alginate is completely dissolved in water; during the stirring process, add 0.03g of polyoxygen Propylene Glyceryl Ether, the obtained content is 6% sodium alginate solution;
[0052] Step 2, in the sodium...
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