Invention Application
- Patent Title: GLASS-CERAMIC ARTICLES WITH INCREASED RESISTANCE TO FRACTURE AND METHODS FOR MAKING THE SAME
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Application No.: PCT/US2019/040906Application Date: 2019-07-09
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Publication No.: WO2020018309A3Publication Date: 2020-01-23
- Inventor: CLICK, Carol, Ann , DUTTA, Indrajit , EDMONSTON, James, Howard , FISCHER, Michael , FU, Qiang , GULBITEN, Ozgur , HALL, Jill, Marie , HUBERT, Mathieu, Gerard, Jacques , JOSHI, Dhananjay , KITTLESON, Andrew, Peter , RAI, Rohit , SALTZER, John, Robert, JR. , SMITH, Charlene, Marie , TROSA, Matthew, Daniel , TUGGLE, Matthew, Artus , WALCK, James, Clark, JR. , WHITTIER, Alana, Marie , ZHENG, Zheming
- Applicant: CORNING INCORPORATED
- Applicant Address: 1 Riverfront Plaza Corning, New York 14831 US
- Assignee: CORNING INCORPORATED
- Current Assignee: CORNING INCORPORATED
- Current Assignee Address: 1 Riverfront Plaza Corning, New York 14831 US
- Agency: SCHMIDT, Jeffrey, A.
- Priority: US62/698,532 20180716; US62/736,682 20180926
- Main IPC: C03C3/097
- IPC: C03C3/097 ; B32B19/00 ; C03C4/00 ; C03C10/00 ; G02F1/1333 ; C03C21/00 ; C03B32/02 ; C03C10/04 ; C03C10/12
Abstract:
A glass-ceramic article having one or more crystalline phases; a residual glass phase; a compressive stress layer extending from a first surface to a depth of compression (DOC); a maximum central tension greater than 70 MPa; a stored tensile energy greater than 22 J/m 2 ; a fracture toughness greater than 1.0 MPa√m; and a haze less than 0.2.
Public/Granted literature
- WO2020018309A2 GLASS-CERAMIC ARTICLES WITH INCREASED RESISTANCE TO FRACTURE AND METHODS FOR MAKING THE SAME Public/Granted day:2020-01-23
Information query
