Paraffin inhibitor for petroleum extraction and preparation method thereof
A technology of anti-wax agent and petroleum, which is applied in the direction of chemical instruments and methods, drilling compositions, etc., can solve the problems of disappearance, crude oil viscosity reduction, poor shear resistance, performance degradation, etc., to improve fluidity, Good viscosity reduction performance, excellent wax repellency effect
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Embodiment 1
[0023] The anti-wax agent for petroleum development includes the following raw materials in parts by mass: 2 parts of fatty alcohol polyoxyethylene ether, 2 parts of succinic acid, 4 parts of cetearic acid polyoxyethylene ether, 10 parts of saponin powder, sulfuric acid 1 part of sodium, 2 parts of glyceryl monolinoleate, 3 parts of maleic anhydride, 15 parts of glycerol, 10 parts of ethyl acetate, 23 parts of ethanol.
[0024] The preparation method of described petroleum exploitation using anti-wax agent, the steps are as follows:
[0025] Step 1: According to the mass ratio, add saponin powder into ethanol, raise the temperature to 50°C, stir for 4 hours, add ethyl acetate, continue to heat up to 65°C, and stir for 1 hour to obtain mixture A;
[0026] Step 2: Add fatty alcohol polyoxyethylene ether, succinic acid, polyoxyethylene cetearate, sodium sulfate, glycerol monolinoleate, and maleic anhydride to glycerol in sequence, and stir evenly to obtain mixture B ;
[0027] ...
Embodiment 2
[0029] The anti-wax agent for oil development includes the following raw materials in parts by mass: 12 parts of fatty alcohol polyoxyethylene ether, 6 parts of succinic acid, 12 parts of cetearic acid polyoxyethylene ether, 19 parts of saponin powder, sulfuric acid 5 parts of sodium, 8 parts of glyceryl monolinoleate, 9 parts of maleic anhydride, 25 parts of glycerol, 14 parts of ethyl acetate, and 28 parts of ethanol.
[0030] The preparation method of described petroleum exploitation using anti-wax agent, the steps are as follows:
[0031] Step 1: According to the mass ratio, add saponin powder into ethanol, heat up to 60°C, stir for 5 hours, add ethyl acetate, continue to heat up to 68°C, stir for 2 hours, and obtain mixture A;
[0032] Step 2: Add fatty alcohol polyoxyethylene ether, succinic acid, polyoxyethylene cetearate, sodium sulfate, glycerol monolinoleate, and maleic anhydride to glycerol in sequence, and stir evenly to obtain mixture B ;
[0033] Step 3: Add mi...
Embodiment 3
[0035] The anti-wax agent for oil development includes the following raw materials in parts by mass: 4 parts of fatty alcohol polyoxyethylene ether, 3 parts of succinic acid, 6 parts of cetearic acid polyoxyethylene ether, 12 parts of saponin powder, sulfuric acid 2 parts of sodium, 4 parts of glyceryl monolinoleate, 4 parts of maleic anhydride, 17 parts of glycerin, 11 parts of ethyl acetate, 24 parts of ethanol.
[0036] The preparation method of described petroleum exploitation using anti-wax agent, the steps are as follows:
[0037] Step 1: According to the mass ratio, add saponin powder into ethanol, heat up to 55°C, stir for 4.5 hours, add ethyl acetate, continue to heat up to 66°C, stir for 1.5h, and obtain mixture A;
[0038] Step 2: Add fatty alcohol polyoxyethylene ether, succinic acid, polyoxyethylene cetearate, sodium sulfate, glycerol monolinoleate, and maleic anhydride to glycerol in sequence, and stir evenly to obtain mixture B ;
[0039] Step 3: Add mixture A...
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