Deepwater cementing low-temperature early strength agent
A low-temperature early-strength agent and cementing technology, which is applied in the field of oil and gas well cementing, can solve the problems of large hydration heat release, temperature sensitivity, and single temperature conditions, and achieve the effect of shortening the thickening time and high early strength
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Embodiment 1
[0023] Weigh 35% Potassium Bromide, 15% Sodium Metaaluminate, 35% Potassium Hydroxide, 14% Silicon Dioxide, 1% Alcoholamine organic matter according to the above ratio; weigh Potassium Bromide, Sodium Metaaluminate , Potassium Hydroxide, Silicon Dioxide, and Alcoholamines are sequentially added into the mixer and mixed evenly to obtain the low-temperature early-strength agent "ZQ-1" of the present invention.
Embodiment 2
[0025] Weigh 30% sodium bromide, 30% potassium bromide, 7% sodium metaaluminate, 24% sodium hydroxide, 8% silicon dioxide, 1% alcohol amine organic matter according to the above ratio; Sodium, potassium bromide, sodium metaaluminate, sodium hydroxide, silicon dioxide, and alcohol amine organic substances are sequentially added into the mixer and mixed evenly to obtain the low-temperature early strength agent "ZQ-2" of the present invention.
Embodiment 3
[0027] Weigh 53% sodium bromide, 12% sodium metaaluminate, 15% sodium hydroxide, 9.2% silicon dioxide, 0.8% alcohol amine organic matter according to the above ratio; weigh the sodium bromide, sodium metaaluminate , Sodium Hydroxide, Silicon Dioxide, and Alcoholamines are sequentially added into the mixer and mixed evenly to obtain the low-temperature early-strength agent "ZQ-3" of the present invention.
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