ELECTROINSULATING GLASS ENAMEL FOR STAINLESS STEEL PRODUCTS Russian patent published in 2014 - IPC C03C8/02 

FIELD: chemistry.

SUBSTANCE: invention relates to electroinsulating glass enamels for stainless steel components. An electroinsulating enamel has the following composition, wt %: SiO₂ 20-35; B₂O₃ 3-7; CaO 4-7; SrO 1.5-3; CoO 0.5-1; CdO 2.5-6; MnO 0.2-1; NiO 0.5-1; Na₂O 0-2; K₂O 1-5; CaF₂ 0-6; Cr₂O₃ 0.5-1; MoO₃ 0.5-1; Na₃AlF₆ 5-8; Al₂O₃ 0.1-1.5; BaO 45-55.

EFFECT: technical result of the invention consists in an increased strength of adhesion of glass to metal, extension of the temperature zone of the glass matrix stability from 700 to 900°C.

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