Non-toxic frits for decorating glass, glass-ceramic and ceramic

Details Non-toxic frits for decorating glass, glass-ceramic and ceramic Non-toxic frits for decorating glass, glass-ceramic and ceramic

1979-10-01

1980-09-23

McCarthy, Helen M.

Compositions: coating or plastic

Coating or plastic compositions

Metal-depositing composition or substrate-sensitizing...

106 54, C03C 700, C03C 314

Patent

active

042240743

ABSTRACT:
This invention is directed to the production of frits useful in decorating glazes and enamels for glass, glass-ceramic, and ceramic food service ware which exhibit coefficients of thermal expansion (20.degree.-300.degree. C.) between about 50-110.times.10.sup.-7 /.degree.C., a viscosity suitable for firing at about 650.degree.-775.degree. C., good glass stability, high gloss, and excellent resistance to attack by acids and bases, especially detergents such as are used in commercial dishwashers. The frits consist essentially, expressed in weight percent on the oxide basis as calculated from the batch, of:

REFERENCES:
patent: 2294931 (1944-09-01), Paquet
patent: 2347187 (1944-09-01), Frost
patent: 3673049 (1972-06-01), Giffen et al.
patent: 3891452 (1975-06-01), Low

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