Patent · US Active

Ion exchangeable glass with deep compressive layer and high damage threshold

US11124443B2 · kind B2 · utility

1Cited by

22References

20Claims

0Family size

Assignee

CORNING INCORPORATED · US

Inventors

Dana Craig Bookbinder · Corning, US
Timothy Michael Gross · Waverly, US
Marcel Potuzak · Velký Kozí Hřbet, CZ

Key dates

Filing date	Jun 11, 2018
Grant date	Sep 21, 2021
Priority date	—
Expiry date	Jul 22, 2038

Classification

Technology area (CPC Y)Emerging Cross-Sectional Technologies
CPC primaryY10T428/264
WIPO fieldMaterials, metallurgy
WIPO sectorChemistry

Abstract

Glasses comprising SiO2, Al2O3, and P2O5 that are capable of chemical strengthened by ion exchange and having high damage resistance. These phosphate-containing glasses have a structure in which silica (SiO2) is replaced by aluminum phosphate (AlPO4) and/or boron phosphate (BPO4).

Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.