Decorative porous inorganic layer compatible with ion exchange processes

A glass article comprising:

• a glass substrate having a coefficient of thermal expansion (CTE) ranging between about 60×10−7/° C. to about 110×10−7/° C.;
• and
• at least one decorative porous inorganic layer bonded onto at least a portion of a surface of the glass substrate, wherein the at least one decorative porous inorganic layer comprises a crystallizing glass frit having a glass transition temperature (Tg)≥450° C., a glass softening temperature (Ts) ranging from 525° C. to 650° C., wherein the difference in CTE values between the glass substrate and the at least one decorative porous inorganic layer is within 10×10 7/° C.;
• wherein the at least one decorative porous inorganic layer comprises:
• a d90 particle size diameter that is ≤40 μm;
• a d50 particle size diameter that is ≤15 μm;
• from about 0 to about 10 mol % Al2O3;
• from about 0 to about 10 mol % CoO;
• from about 5 to about 25 mol % Na2O;
• from about 0 to about 15 mol % K2O;
• from about 0 to about 10 mol % V2O5;
• from about 0 to about 8 mol % TiO2;
• from about 0 to about 15 mol % ZnO;
• from about 0 to about 10 mol % CaO;
• from about 20 to about 40 mol % Fe2O3;
• and
• at least about 50 mol % P2O5.