Metal surface cleaning agent, preparation method, and method for cleaning metal surface
A metal surface and cleaning agent technology, applied in the field of metal surface treatment, can solve the problems of large environmental pollution and complex cleaning process, and achieve the effect of simplifying the process flow, improving environmental protection performance, reducing waste liquid treatment and water consumption
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Embodiment 1-7
[0024] 1. Preparation of metal surface cleaning agent: add surfactant, emulsifier, complexing agent, sodium bicarbonate and ferrate into deionized water. Metal surface cleaners A1-A7 were obtained according to the ancestral grave ratio in Table 1, and the specific dosage of each group is shown in Table 1.
[0025] 2. Put a 2×2 cm magnesium alloy sample (brand AZ91D) into the cleaning agent in step (1) for cleaning to obtain a cleaned magnesium alloy sample. The cleaning temperature is 40° C., and the cleaning time is 5 minutes.
Embodiment 8
[0027] 1. Put a 2×2 cm aluminum alloy sample (grade 6061) into the cleaning agent A1 obtained in Example 1 for cleaning to obtain a cleaned aluminum alloy sample. The cleaning temperature is 60° C., and the cleaning time is 5 minutes.
[0028] Table 1
[0029]
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