Invention Application
- Patent Title: BENDABLE GLASS STACK ASSEMBLIES, ARTICLES AND METHODS OF MAKING THE SAME
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Application No.: US17062978Application Date: 2020-10-05
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Publication No.: US20210034112A1Publication Date: 2021-02-04
- Inventor: THERESA CHANG , Polly Wanda Chu , Patrick Joseph Cimo , Adam James Ellison , Timothy Michael Gross , Guangli Hu , Nicholas James Smith , Butchi Reddy Vaddi , Natesan Venkataraman
- Applicant: CORNING INCORPORATED
- Applicant Address: US NY Corning
- Assignee: CORNING INCORPORATED
- Current Assignee: CORNING INCORPORATED
- Current Assignee Address: US NY Corning
- Main IPC: G06F1/16
- IPC: G06F1/16 ; C03C21/00 ; H05K1/02 ; H05K1/03 ; C03C17/32 ; B32B17/06 ; B32B27/36 ; C03C15/00 ; B32B17/10 ; C03C3/091 ; B32B7/12 ; B32B37/12 ; B32B37/16 ; H05K3/46

Abstract:
A glass element having a thickness from 25 μm to 125 μm, a first primary surface, a second primary surface, and a compressive stress region extending from the first primary surface to a first depth, the region defined by a compressive stress GI of at least about 100 MPa at the first primary surface. Further, the glass element has a stress profile such that it does not fail when it is subject to 200,000 cycles of bending to a target bend radius of from 1 mm to 20 mm, by the parallel plate method. Still further, the glass element has a puncture resistance of greater than about 1.5 kgf when the first primary surface of the glass element is loaded with a tungsten carbide ball having a diameter of 1.5 mm.
Public/Granted literature
- US11358372B2 Bendable glass stack assemblies, articles and methods of making the same Public/Granted day:2022-06-14
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