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:
Jun. 07, 2022
Filed:
Nov. 22, 2019
Applicant:
Corning Incorporated, Corning, NY (US);
Inventors:
Carol Ann Click, Corning, NY (US);
Qiang Fu, Painted Post, NY (US);
Mathieu Gerard Jacques Hubert, Corning, NY (US);
Charlene Marie Smith, Corning, NY (US);
Alana Marie Whittier, Painted Post, NY (US);
Assignee:
Corning Incorporated, Coming, NY (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
C03C 10/00 (2006.01); C03B 32/02 (2006.01); C03C 3/097 (2006.01); C03C 4/02 (2006.01); C03C 4/18 (2006.01); C03C 21/00 (2006.01); H05K 5/00 (2006.01); H05K 5/03 (2006.01);
U.S. Cl.
CPC ...
C03C 10/0027 (2013.01); C03B 32/02 (2013.01); C03C 3/097 (2013.01); C03C 4/02 (2013.01); C03C 4/18 (2013.01); C03C 21/002 (2013.01); H05K 5/0017 (2013.01); H05K 5/03 (2013.01); C03C 2204/00 (2013.01);
Abstract
A black β-spodumene lithium disilicate glass ceramic is provided. The glass ceramic includes at least one of magnetite, β-quartz, cristobalite, and lithium phosphate as a minor crystal phase. The glass ceramic is characterized by the color coordinates: L*: 15.0 to 35.0, a*: −3.0 to 3.0, and b*: −5.0 to 5.0. The glass ceramic may be ion exchanged. Methods for producing the glass ceramic are also provided.