Neutral aluminum material bleaching agent and preparation method thereof

• Main Authors: PAN YIXIN, CHEN MEIZHI, MORDECHON
• Format: Patent
• Language: Chinese; English
• Published: 09.08.2022
• Subjects: CHEMICAL SURFACE TREATMENT; CHEMISTRY; CLEANING OR DEGREASING OF METALLIC MATERIAL BY CHEMICALMETHODS OTHER THAN ELECTROLYSIS; COATING BY VACUUM EVAPORATION, BY SPUTTERING, BY ION IMPLANTATIONOR BY CHEMICAL VAPOUR DEPOSITION, IN GENERAL; COATING MATERIAL WITH METALLIC MATERIAL; COATING METALLIC MATERIAL; DIFFUSION TREATMENT OF METALLIC MATERIAL; INHIBITING CORROSION OF METALLIC MATERIAL OR INCRUSTATION INGENERAL; METALLURGY

The invention relates to the field of metal bleaching agents, and particularly discloses a neutral aluminum material bleaching agent and a preparation method thereof. 100 parts by weight of the neutral aluminum material bleaching agent comprises the following components in parts by weight: 30-60 parts of an oxidizing agent, 1.5-2.5 parts of a complexing agent, 0.5-2 parts of a stabilizer, 1.4-2.1 parts of a wetting agent, 2-5 parts of a surfactant, 0.3-1 part of a corrosion inhibitor and the balance of deionized water, the oxidizing agent is hydrogen peroxide, and the surfactant is FluorE19; the preparation method of the bleaching agent comprises the following steps: mixing and stirring the stabilizer, the wetting agent and the corrosion inhibitor at room temperature to dissolve the stabilizer, the wetting agent and the corrosion inhibitor in the deionized water, adding the surfactant, continuously stirring uniformly to prepare a mixture, cooling the mixture to be lower than 40 DEG C, adding the oxidant, and