Synthetic additive type long-acting antifreezing cooling liquid and preparation method thereof
A technology of antifreeze coolant and additives, applied in chemical instruments and methods, heat exchange materials, etc., can solve the problems of unsatisfactory comprehensive performance of antifreeze coolant, harmful to human body and environment, poor aluminum protection effect, etc., and achieve long-term inhibition Corrosion ability, avoid cavitation corrosion, long service life effect
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[0028] Example 1
[0029] A synthetic additive type long-acting antifreeze coolant, based on parts by weight, including the following components: 58 parts of ethylene glycol, 12 parts of glycerol, 7 parts of organic compound additives, 2.8 parts of triethanolamine, and 0.02 parts of sodium benzoate , 2.2 parts of adipic acid, 3.7 parts of sebacic acid, 0.02 parts of special pigment and 24 parts of water.
[0030] A method for preparing synthetic additive type long-acting antifreeze coolant, including the following steps: S1. Mixing deionized water, ethylene glycol and glycerol, heating and stirring in a 65°C water bath for 25 minutes, at a speed of 100r / min; S2. Compound additives, triethanolamine, special pigments and deionized water are mixed, and the mixture is stirred at 100 r / min; S3. Add the mixture obtained from S2 and sodium benzoate, adipic acid, and sebacic acid into the mixture obtained from S1, in a 65℃ water bath Heat and stir for 18min, rotate speed 400r / min, get ant...
Example Embodiment
[0031] Example 2
[0032] A synthetic additive type long-acting antifreeze coolant, based on parts by weight, including the following components: 42 parts of ethylene glycol, 8 parts of glycerol, 3 parts of organic compound additives, 2 parts of triethanolamine, and 0.01 parts of sodium benzoate , 1 part of adipic acid, 2 parts of sebacic acid, 0.001 part of special pigment and 10 parts of water.
[0033] A method for preparing synthetic additive type long-acting antifreeze coolant, including the following steps: S1. Mixing deionized water, ethylene glycol and glycerol, heating and stirring in a 65°C water bath for 25 minutes, at a speed of 100r / min; S2. Compound additives, triethanolamine, special pigments and deionized water are mixed, and the mixture is stirred at 100 r / min; S3. Add the mixture obtained from S2 and sodium benzoate, adipic acid, and sebacic acid into the mixture obtained from S1, in a 65℃ water bath Heat and stir for 18min, rotate speed 400r / min, get antifreeze ...
Example Embodiment
[0034] Example 3
[0035] A synthetic additive type long-acting antifreeze coolant, based on parts by weight, including the following components: 76 parts of ethylene glycol, 15 parts of glycerol, 10 parts of organic compound additives, 4 parts of triethanolamine, and 0.03 parts of sodium benzoate , 3 parts of adipic acid, 5 parts of sebacic acid, 0.05 parts of special pigments and 30 parts of water.
[0036] A method for preparing synthetic additive type long-acting antifreeze coolant, including the following steps: S1. Mixing deionized water, ethylene glycol and glycerol, heating and stirring in a 65°C water bath for 25 minutes, at a speed of 100r / min; S2. Compound additives, triethanolamine, special pigments and deionized water are mixed, and the mixture is stirred at 100 r / min; S3. Add the mixture obtained from S2 and sodium benzoate, adipic acid, and sebacic acid into the mixture obtained from S1, in a 65℃ water bath Heat and stir for 18min, rotate speed 400r / min, get antifre...
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