A kind of clay stabilizer and preparation method thereof of water sensitive damage
A technology of clay stabilizer and surfactant, which is applied in the field of waterproof and sensitive clay stabilizer and its preparation, which can solve the problems of cracking catalyst deactivation, etc., and achieve the effect of high anti-swelling rate, simple synthesis process, and not easy to decompose
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Embodiment 1
[0031] Example 1: Clay Stabilizer D 1 and its preparation method
[0032] (1) Clay Stabilizer D 1 The composition and components are as follows:
[0033]
[0034] According to existing literature, the synthetic route of described soybean oil modified surfactant is as follows:
[0035]
[0036] Where: R" is C n h 2n+1 , 0≤n≤15; R' is C m h 2m+1 , 0≤m≤15.
[0037] (2) Clay Stabilizer D 1 The preparation method is as follows:
[0038] ①Put 20 parts of water into the beaker, heat the beaker in a constant temperature water bath at 60°C, add 0.2 parts of acetylacetone at a stirring rate of 200 rpm, and continue stirring for 15 minutes to obtain a mixed solution;
[0039] ② Adjust the temperature of the above mixed solution to 28°C. After the temperature is constant, slowly add 0.01 part of calcium hydroxide at a stirring rate of 500rpm. After adding it completely, continue stirring for 20 minutes, then raise the temperature to 60°C, and keep the temperature constant ...
Embodiment 2
[0041] Example 2: Clay Stabilizer D 2 and its preparation method
[0042] (1) Clay Stabilizer D 2 The composition and components are as follows:
[0043]
[0044] According to existing literature, the synthetic route of described soybean oil modified surfactant is as follows:
[0045]
[0046] Where: R" is C n h 2n+1 , 0≤n≤15; R' is C m h 2m+1 , 0≤m≤15.
[0047] (2) Clay Stabilizer D 2 The preparation method is as follows:
[0048] ①Put 45 parts of water into the beaker, heat the beaker in a constant temperature water bath at 65°C, add 1.5 parts of acetylacetone at a stirring rate of 300 rpm, and continue stirring for 20 minutes to obtain a mixed solution;
[0049] ② Adjust the temperature of the above mixed solution to 32°C. After the temperature is constant, slowly add 0.05 parts of calcium hydroxide at a stirring rate of 530rpm. After adding it completely, continue stirring for 25 minutes, then raise the temperature to 75°C, and keep the temperature constant f...
Embodiment 3
[0051] Example 3: Clay Stabilizer D 3 and its preparation method
[0052] (1) Clay Stabilizer D 3 The composition and components are as follows:
[0053]
[0054] According to existing literature, the synthetic route of described soybean oil modified surfactant is as follows:
[0055]
[0056] Where: R" is C n h 2n+1 , 0≤n≤15; R' is C m h 2m+1 , 0≤m≤15.
[0057] (2) Clay Stabilizer D 3 The preparation method is as follows:
[0058] ①Put 80 parts of water into the beaker, heat the beaker in a constant temperature water bath at 70°C, add 2.0 parts of acetylacetone at a stirring rate of 220rpm, and continue stirring for 25 minutes to obtain a mixed solution;
[0059] ② Adjust the temperature of the above mixed solution to 25°C. After the temperature is constant, slowly add 0.02 parts of calcium hydroxide at a stirring rate of 550rpm. After adding it completely, continue stirring for 20 minutes, then raise the temperature to 65°C, and keep the temperature constant ...
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