Invention Grant
- Patent Title: High strength glass-ceramics having petalite and lithium silicate structures
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Application No.: US17119030Application Date: 2020-12-11
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Publication No.: US11319244B2Publication Date: 2022-05-03
- Inventor: George Halsey Beall , Qiang Fu , Charlene Marie Smith
- Applicant: CORNING INCORPORATED
- Applicant Address: US NY Corning
- Assignee: CORNING INCORPORATED
- Current Assignee: CORNING INCORPORATED
- Current Assignee Address: US NY Corning
- Agent Jeffrey A. Schmidt
- Main IPC: C03C10/00
- IPC: C03C10/00 ; C03B32/02 ; C03C21/00 ; C03C3/097 ; C03C4/02
Abstract:
In embodiments, a glass-ceramic article includes from about 55 wt. % to about 80 wt. % SiO2; from about 2 wt. % to about 20 wt. % Al2O3; from about 5 wt. % to about 20 wt. % Li2O; a non-zero amount of P2O5 less than or equal to 6 wt. %; and from about 3 wt. % to less than 8 wt. % ZrO2. The glass-ceramic grains having a longest dimension of less than 100 nm.
Public/Granted literature
- US20210114919A1 HIGH STRENGTH GLASS-CERAMICS HAVING PETALITE AND LITHIUM SILICATE STRUCTURES Public/Granted day:2021-04-22
Information query
