Invention Grant
- Patent Title: Glasses having resistance to photo-darkening
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Application No.: US16320277Application Date: 2017-07-21
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Publication No.: US11407675B2Publication Date: 2022-08-09
- Inventor: Timothy Michael Gross , Xiaoju Guo
- Applicant: CORNING INCORPORATED
- Applicant Address: US NY Corning
- Assignee: CORNING INCORPORATED
- Current Assignee: CORNING INCORPORATED
- Current Assignee Address: US NY Corning
- International Application: PCT/US2017/043293 WO 20170721
- International Announcement: WO2018/022453 WO 20180201
- Main IPC: C03C3/097
- IPC: C03C3/097 ; C03C4/02 ; C03C4/00

Abstract:
Glass articles that are resistant to coloration when exposed to ultraviolet light or plasma cleaning processes. The glass articles comprise or consist of an alkali aluminosilicate glass containing from about 0.1 mol % to about 1 mol % of at least one of ZrO2, Sb2O3, and Nb2O5; and less than about 400 ppm each of oxides of titanium, iron, germanium, cerium, nickel, cobalt, and europium.
Public/Granted literature
- US20190270666A1 GLASSES HAVING RESISTANCE TO PHOTO-DARKENING Public/Granted day:2019-09-05
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