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US 2017/0283304 A1Published application
Glass sheet
AssigneeAsahi Glass Company, Limited
InventorsShuji YAMAZAKI, Shusaku AKIBA, Seiki OHARA, Kazunari TOHYAMA
Life of this patent
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Abstract
A glass sheet includes, as represented by mole percentage based on oxides, from 55.5 to 80% of SiO2, from 12 to 20% of Al2O3, from 8 to 25% of Na2O, 2.5% or more of P2O5, and 1% or more of an alkaline earth metal RO (RO is MgO+CaO+SrO+BaO).
Claims7
A glass sheet comprising, as represented by mole percentage based on oxides, from 55.5 to 80% of SiO2, from 12 to 20% of Al2O3, from 8 to 25% of Na2O, 2.5% or more of P2O5, and 1% or more of an alkaline earth metal RO (RO is MgO+CaO+SrO+BaO).
Dependencies are inferred from the claim text.