METAL PEELING AGENT

• Main Authors: TANAKA KATSUYUKI, IWAMOTO YUKA, HASHIZUME YOSHI
• Format: Patent
• Language: English; Japanese
• Published: 23.10.2023
• Subjects: CHEMICAL SURFACE TREATMENT; CHEMISTRY; COATING BY VACUUM EVAPORATION, BY SPUTTERING, BY ION IMPLANTATIONOR BY CHEMICAL VAPOUR DEPOSITION, IN GENERAL; COATING BY VACUUM EVAPORATION, BY SPUTTERING, BY IONIMPLANTATION OR 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; MULTI-STEP PROCESSES FOR SURFACE TREATMENT OF METALLICMATERIAL INVOLVING AT LEAST ONE PROCESS PROVIDED FOR IN CLASSC23 AND AT LEAST ONEPROCESS COVERED BY SUBCLASS C21D OR C22F OR CLASS C25; NON-MECHANICAL REMOVAL OF METALLIC MATERIAL FROM SURFACE; SURFACE TREATMENT OF METALLIC MATERIAL BY DIFFUSION INTO THESURFACE, BY CHEMICAL CONVERSION OR SUBSTITUTION

To provide a metal peeling agent that can effectively peel metal from a stainless steel and adequately passivate the surface of the stainless steel.SOLUTION: A metal peeling agent includes (A) at least one acid selected from the group consisting of inorganic acids and organic acids, (B) a hydrogen peroxide, and (C) a transition metal.SELECTED DRAWING: None 【課題】ステンレス上の金属剥離性に優れ、且つ、ステンレスの表面を十分に不動態化できる金属剥離剤を提供する。【解決手段】（Ａ）無機酸及び有機酸からなる群より選択される少なくとも１種の酸、（Ｂ）過酸化水素、及び、（Ｃ）遷移金属を含有する金属剥離剤。【選択図】なし