Patent ID: 9688566
Date: 2017-06-27
CPC Classifications: C03B,C03C

Claim:
1. A color glass frit free of nickel and chromium, the frit comprising in weight %: from about 30 to about 50% SiO from about 15 to about 30% Na from about 1 to about 10% B from about 10 to about 30% Fe from about 0.1 to about 5% ZnO, from about 0.1 to about 5% Al from about 0.1 to about 5% CuO, from about 0.01 to about 1% CoO, from about 0.1 to about 5% Se; from about 1 to about 8% SnO/SnO no nickel and no chromium.