Preparation method of environmentally-friendly double-effect oil well blockage removal detergent
An environment-friendly, descaling agent technology, applied in chemical instruments and methods, earthwork drilling, wellbore/well components, etc., can solve the problems of less than 30% market share, unstable cleaning effect, and microbial death, and achieve reduction The effect of cleaning waste liquid treatment process agent cost, low production cost and simple preparation process
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Embodiment 1
[0024] (1) Preparation of oleyl-alcohol mixture: add separately to the reactor, condensate oil: 63kg, kerosene: 14kg, n-hexanol: 7kg, heptanol: 11 kg, AEO-9: 3.5 kg, Span-40: 1.5 kg, stirred and dissolved to obtain oleyl alcohol mixture;
[0025] (2) Preparation of Emulsion A: In a high-speed disperser, add water: 68L, oleyl-alcohol mixture described in step (1): 35L, stir for 1 hour at a speed of 1000 rpm, and then increase the speed to 2000 rev / min, react for 50min, leave overnight to obtain A emulsion;
[0026] (3) Preparation of liquid B: In the reactor, add water: 84kg, soluble starch: 0.2kg, heat to boil, cool to room temperature, then add ammonium chloride: 10 kg, sodium ethylenediamine tetramethylene phosphonate: 4 kg, disodium edetate: 2 kg, stirred and dissolved to obtain liquid B;
[0027] (4) Preparation of liquid C: Add water: 70kg, propionic acid: 6 kg, ethylenediamine: 5kg to the reactor, control the temperature at 65±2°C, stir, react for 60min, cool to room t...
Embodiment 2
[0030] (1) Preparation of oleyl-alcohol mixture: add separately to the reactor, condensate: 300g, kerosene: 80g, n-hexanol: 40g, heptanol: 60g, AEO-9: 15g, Span-40: 5g , stirring and dissolving to obtain an oleyl-alcohol mixture;
[0031] (2) Preparation of emulsion A: In a high-speed disperser, add water: 390mL, oleyl-alcohol mixture described in step (1): 210mL, stir for 1 hour at a speed of 1000 rpm, and then increase the speed to 2000 rev / min, react for 50min, leave overnight to obtain A emulsion;
[0032] (3) Preparation of liquid B: In the reactor, add water: 410g, soluble starch: 1.5g, heat to boil, cool to room temperature, then add ammonium chloride: 60g, sodium ethylenediamine tetramethylene phosphonate: 10g , disodium edetate: 15g, stirred and dissolved to obtain liquid B;
[0033] (4) Preparation of liquid C: Add water: 340g, propionic acid: 40g, ethylenediamine: 30g to the reactor, control the temperature at 65±2°C, stir, react for 60min, cool to room temperatur...
Embodiment 3
[0036](1) Preparation of oleyl-alcohol mixture: add separately to the reactor, condensate oil: 66kg, kerosene: 12kg, n-hexanol: 6kg, heptanol: 10 kg, AEO-9: 4 kg, Span-40: 2kg, stirred and dissolved to obtain an oleyl-alcohol mixture;
[0037] (2) Preparation of emulsion A: In a high-speed disperser, add water: 70L, oleyl-alcohol mixture described in step (1): 30L, stir for 1 hour at a speed of 1000 rpm, and then increase the speed to 2000 rev / min, react for 50min, leave overnight to obtain A emulsion;
[0038] (3) Preparation of liquid B: In the reactor, add water: 86kg, soluble starch: 0.1kg, heat to boil, cool to room temperature, then add ammonium chloride: 8kg, sodium ethylenediamine tetramethylene phosphonate: 2kg , disodium edetate: 4 kg, stirred and dissolved to obtain liquid B;
[0039] (4) Preparation of liquid C: In the reactor, add water: 74kg, propionic acid: 4kg, ethylenediamine: 3kg, control the temperature at 65±2°C, stir, react for 60min, cool to room temper...
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