Cleaning agent for surface coating films of non-oriented electrical steels and cleaning method

The invention relates to a cleaning agent for surface coating films of non-oriented electrical steels, consisting of the following components by weight percentage: 2-10% of sodium hexametaphosphate, 3-15% of sodium carbonate, 8-20% of sodium polyphosphate; 10-30% of caustic soda, 1-3% of poly-oxylet...

Ausführliche Beschreibung

Bibliographische Detailangaben

Hauptverfasser:	MIAO XIAO, LIU JIANHONG, HU ZHIQIANG, ZHAO JIANWEI, GU XIANGYU, GUANG HONGBING, TANG WEIZHONG, CHANG YAFEI
Format:	Patent
Sprache:	chi ; eng
Schlagworte:	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
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