Composition for forming insulating coating on grain-oriented electrical steel sheet, method for forming insulating coating using the same, and grain-oriented electrical steel sheet on which the insulating coating is formed

摘要

Insulation of grain-oriented electrical steel sheet including first component (A) containing composite metal phosphate, derivative thereof, or mixture thereof, and second component (B) containing two or more kinds of colloidal silica having different average particle diameters The present invention relates to a film forming composition, a method for forming an insulating film using the composition, and a grain-oriented electrical steel sheet on which the insulating film is formed. [Selection] Figure 1