The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.
The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.
Patent No.:
Date of Patent:
Sep. 24, 2024
Filed:
Jun. 06, 2024
Corning Incorporated, Corning, NY (US);
George Halsey Beall, Big Flats, NY (US);
Qiang Fu, Painted Post, NY (US);
Charlene Marie Smith, Corning, NY (US);
CORNING INCORPORATED, Corning, NY (US);
Abstract
A glass-ceramic article comprises in wt % on an oxide basis SiOin an amount greater than or equal to 55 wt % and less than or equal to 80 wt %, AlOin an amount greater than or equal to 2 wt % and less than or equal to 20 wt %, LiO in an amount greater than or equal to 5 wt % and less than or equal to 20 wt %, POin an amount greater than 0 wt % and less than or equal to 6 wt %, and ZrOin an amount greater than or equal to 0.2 wt % and less than or equal to 15 wt %. A sum of ZrOand POis greater than or equal to 3 wt %. The glass-ceramic article comprises a lithium disilicate (LiSiO) crystalline phase, where the lithium disilicate is between 40 wt % to 60 wt % of the glass-ceramic article.