Metal cleaner used for coating production line and preparation method thereof
A technology of metal cleaning agent and coating production line, applied in the field of metal cleaning agent and its preparation, can solve the problems of lowering cost performance and high price, and achieves the effects of reducing environmental protection pressure, improving solubility, and improving cleaning performance
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Embodiment 1~3
[0027] Embodiment 1~3 preparation is used for the metal cleaning agent 1#~3# of coating production line
[0028] The metal cleaning agent used in the coating production line of the present invention, the consumption of each component is as follows in terms of weight percentage: triethanolamine 10-14, neodecanoic acid 2-4, dodecyl polyglycoside 6-12, isomerized undecanoic acid Alcohol polyoxyethylene ether 10-15, block polyether of ethylene oxide and propylene oxide 10-15, castor oil diethanolamide-based nonionic surfactant 20-25, phenylacryltriazole 0.1-0.2, The balance is water.
[0029] Concrete preparation steps are:
[0030] ① Preparation of castor oil diethanolamide-based nonionic surfactant
[0031] In 85 grams of castor oil, add 22 grams of maleic anhydride and 1.2 grams of catalyst phosphoric acid, heat together to 175 ° C and keep at this temperature for 5 hours, stop heating, reduce the pressure to a vacuum of 0.1 atmospheres, and evacuate 30 minutes, then add 250...
Embodiment 4
[0041] Embodiment 4 metal cleaning agent performance detection
[0042] ① Compatibility test of metal cleaning agent and anti-rust oil or anti-rust paint
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