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.

Date of Patent:
Sep. 19, 2023

Filed:

Aug. 20, 2020
Applicant:

Samsung Display Co., Ltd., Yongin-si, KR;

Inventor:

Hoi Kwan Lee, Suwon-si, KR;

Assignee:

SAMSUNG DISPLAY CO., LTD., Gyeonggi-Do, KR;

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
C03C 21/00 (2006.01); C03C 27/10 (2006.01); C03C 4/18 (2006.01); G02F 1/1333 (2006.01);
U.S. Cl.
CPC ...
C03C 21/003 (2013.01); C03C 4/18 (2013.01); C03C 21/002 (2013.01); C03C 27/10 (2013.01); G02F 1/133302 (2021.01); G02F 1/133331 (2021.01);
Abstract

A glass article includes a first surface, a second surface which is opposite the first surface, a first compressive region which extends to a first compression depth in a thickness direction from the first surface, a second compressive region which extends to a second compression depth from the second surface, and a tensile region which is disposed between the first compressive region and the second compressive region. A stress profile of the first compressive region includes a first point and a first inflection point, the first inflection point is located between the first point and the first surface, a depth from the first surface to the first point is 45 to 55% of the first compression depth from the first surface, stress at the first point is greater than 50% of compressive stress of the first surface, and a thickness of the glass article is 0.01 to 0.05 mm.


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