Patent ID: 8115326

Claim:
An apparatus, comprising: a flexible substrate; an inorganic barrier layer covering at least a portion of the flexible substrate, wherein the inorganic barrier layer comprises at least one of a tin fluorophosphate material, chalcogenide material, phosphate material, borate material, bismuth zinc borate material, glass, borosilicate glass, a tellurite material, and a material including a composition of about 72 parts SiO 2 , about 1 part Al 2 O 3 , about 25 parts B 2 O 3 , about 0.5 parts Li 2 O, about 0.5 parts Na 2 O, and about 1 part K 2 O, wherein at least one of: (i) a modulus of the barrier layer is about 30 GPa to about 120 GPa; and (ii) a thickness of the barrier layer is less than about 10 um.