Invention Grant
- Patent Title: Transparent ion-exchangeable silicate glasses with high fracture toughness
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Application No.: US16136537Application Date: 2018-09-20
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Publication No.: US11078105B2Publication Date: 2021-08-03
- Inventor: Jian Luo , John Christopher Mauro
- Applicant: CORNING INCORPORATED
- Applicant Address: US NY Corning
- Assignee: CORNING INCORPORATED
- Current Assignee: CORNING INCORPORATED
- Current Assignee Address: US NY Corning
- Agent John P. McGroarty
- Main IPC: C03C3/095
- IPC: C03C3/095 ; C03C3/062 ; C03C3/085 ; C03C3/078 ; C03C3/097
Abstract:
Provided herein are glass based articles comprising SiO2 in a range from about 20 mol % to about 80 mol %; Al2O3 in a range from about 2 mol % to about 60 mol %; MgO; Li2O; La2O3 in an amount greater than or equal to about 3 mol %; a sum of alkali metal oxides (R2O) is greater than or equal to about 6 mol %; and a sum of MgO and Al2O3 is greater than or equal to about 28 mol %, wherein the glass based article is free of B2O3.
Public/Granted literature
- US20190084869A1 TRANSPARENT ION-EXCHANGEABLE SILICATE GLASSES WITH HIGH FRACTURE TOUGHNESS Public/Granted day:2019-03-21
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