Beschichtungslösung für Ausgerichteten Siliciumstahl und Orientierte Siliciumstahlplatte und Herstellungsverfahren dafür

Details

Veröffentlichungs-Nr.

EP4752176

Anmeldetag

10. September 2024

Veröffentlichung

20. März 2025

Rechtsraum

EP

Abstract

A coating solution for oriented silicon steel, containing a first dihydrogen phosphate, a second dihydrogen phosphate, and colloidal silica; wherein the first dihydrogen phosphate is at least one selected from dihydrogen phosphates of Al, Mg, Ca, Sr, Ba, Zn, Ni, and Mn; the second dihydrogen phosphate comprises copper dihydrogen phosphate; and the coating solution does not contain Cr. An oriented silicon steel sheet, comprising a substrate and a coating on the surface of the substrate, and the coating is formed from the coating solution described above. A method for manufacturing the oriented silicon steel sheet. The coating of the oriented silicon steel sheet exhibits excellent performances of tension, moisture absorption resistance, heat resistance, corrosion resistance, and anti-sticking property.

Anmelder

Firma

BAOSHAN IRON & STEEL CO., LTD.

Land

🇨🇳 China