Patent ID: 6057037
Filing Date: 2000-05-02
Classification: C03C

Abstract:
A substrate coated with a glass enamel wherein the enamel is obtained by stoving an enamel-forming composition comprising at least one glass frit and an inorganic ceramic coloring pigment and/or coloring frit, wherein said glass frit is formed from a composition consisting essentially of (in mol-%) K.sub.2 O 10-17 B.sub.2 O.sub.3 10-25 TiO.sub.2 15-30 SiO.sub.2 35-55 Al.sub.2 O.sub.3 0-5 Bi.sub.2 O.sub.3 0-5 S 0-3  and optionally containing at least one metal oxide selected from the group consisting of PbO, CdO, ZnO, Li.sub.2 O, Na.sub.2 O, MgO, CaO, SrO, BaO and P.sub.2 O.sub.5, said oxide or oxides being present in a quantity of less than 0.5 wt-%, in each case.