Patent ID: 7005396
Filing Date: 2006-02-28
Classification: C03C,F24C

Abstract:
1. A composition for use in forming an enamel cover coat from which baked-on foods can be removed without the need for pyrolysis or highly alkaline cleaners, said composition comprising a glass component comprising at least a first glass frit, said first glass frit comprising by weight from about 35.57% to about 39.57% P 2 O 5 , from about 30.00% to about 34.00% Al 2 O 3 , from about 10.00% to about 14.00% K 2 O, from about 10.00% to about 13.00% Na 2 O, from about 2.00% to about 5.00% B 2 O 3 , up to about 3.00% ZnO, up to about 3.00% TiO 2 , and up to about 1.00% SiO 2 .