Corning Incorporated
ULTRA-THIN, NON-FRANGIBLE GLASS AND METHODS OF MAKING

Abstract:

Glasses having a thickness tin a range from about 0.1 mm to less than 0.4 mm which, when chemically strengthened, is non-frangible and has a physical center tension CT (also referred to herein as "physical CT"), wherein CT>|-1.956.times.10.sup.-16.times.t.sup.6+1.24274.times.10.sup- .-12.times.t.sup.5-3.09196.times.10.sup.-9.times.t.sup.4+3.80391.times.10.- sup.-6.times.t.sup.3-2.35207.times.10.sup.-3.times.t.sup.2+5.96241.times.1- 0.sup.-1.times.t+36.5994|, where t is expressed in microns.