Patent ID: 9422188
Filing Date: 2016-08-23
CPC Classification: C03B,C03C,C04B,Y02P,Y10T

Claim Text:
1. A substrate comprising: a. a sheet comprising at least one material selected from the group consisting of a glass, a ceramic, and a glass ceramic, the sheet having a first surface, a second surface, and at least two parallel edges joining the first surface and the second surface, each of the at least two parallel edges having a bend strength capable of less than 2% failure probability at a stress level of 200 Map over a test length of 50 mm; and b. a polymeric edge coating covering at least a portion of each of the at least two parallel edges, wherein the polymeric edge coating has a thickness in a range from about 5 μm to about 50 μm and protects each of the edges from the introduction of defects and damage, and wherein the first surface of the sheet and-the second surface of the sheet are each entirely free from a coating.