-
公开(公告)号:US20210323855A1
公开(公告)日:2021-10-21
申请号:US17144798
申请日:2021-01-08
Applicant: Samsung Display Co., LTD.
Inventor: Su Jin SUNG , Byung Hoon KANG , Seung KIM , Young Ok PARK , Gyu In SHIM
Abstract: A glass article includes a first surface; a second surface opposed to the first surface; a side surface connecting the first surface to the second surface; a first surface compressive region extending from the first surface to a first depth; a second surface compressive region extending from the second surface to a second depth; and a side compressive region extending from the side surface to a third depth, where the first surface and the side surface are non-tin surfaces, the second surface is a tin surface, and a maximum compressive stress of the second surface compressive region is greater than a maximum compressive stress of the first surface compressive region.
-
公开(公告)号:US20240150234A1
公开(公告)日:2024-05-09
申请号:US18412320
申请日:2024-01-12
Applicant: Samsung Display Co., Ltd.
Inventor: Su Jin SUNG , Byung Hoon KANG , Seung KIM , Young Ok PARK , Gyu In SHIM
IPC: C03C21/00 , C03B27/03 , C03C3/083 , G02F1/1333
CPC classification number: C03C21/002 , C03B27/03 , C03C3/083 , G02F1/133308 , G02F1/133331 , C03C3/04
Abstract: A glass article includes lithium aluminosilicate, includes a first surface, a second surface opposed to the first surface, a first compressive region extending from the first surface to a first compression depth, a second compressive region extending from the second surface to a second compression depth, and, a tensile region disposed between the first compression depth and the second compression depth, where a stress profile of the first compressive region has a first local minimum point at which the stress profile is convex downward and a first local maximum point at which the stress profile is convex upward, where a depth of the first local maximum point is greater than a depth of the first local minimum point, and where a stress of the first local maximum point is greater than a compressive stress of the first local minimum point.
-
公开(公告)号:US20220009828A1
公开(公告)日:2022-01-13
申请号:US17317370
申请日:2021-05-11
Applicant: SAMSUNG DISPLAY CO., LTD.
Inventor: Gyu In SHIM , Byung Hoon KANG , Seung KIM , Seung Ho KIM , Su Jin SUNG
Abstract: A glass manufacturing apparatus includes a support configured to hold a glass including a first flat portion, a second flat portion, and a curved portion connecting one side of the first flat portion and one side of the second flat portion. The support includes a first flat surface supporting the first flat portion, a second flat surface facing the first flat surface and supporting the second flat portion, and a curved surface connecting the flat surface to the second flat surface and supporting the curved portion.
-
公开(公告)号:US20240083811A1
公开(公告)日:2024-03-14
申请号:US18515164
申请日:2023-11-20
Applicant: SAMSUNG DISPLAY CO., LTD.
Inventor: Gyu In SHIM , Seung KIM , Byung Hoon KANG , Young Ok PARK , Su Jin SUNG
IPC: C03C21/00
CPC classification number: C03C21/002
Abstract: A glass article includes a first surface, a second surface opposed to the first surface, a first compressive region extending from the first surface to a first compression depth, a second compressive region extending from the second surface to a second compression depth and a tensile region between the first compression depth and the second compression depth. A stress profile of the first compressive region includes a first segment located between the first surface and a first transition point and a second segment located between the first transition point and the first compression depth. A depth from the first surface to the first transition point ranges from 6.1 μm to 8.1 μm. A compressive stress at the first transition point ranges from 207 MPa to 254 MPa. A stress-depth ratio of the first transition point ranges from 28 MPa/μm to 35 MPa/μm.
-
公开(公告)号:US20210269356A1
公开(公告)日:2021-09-02
申请号:US17031641
申请日:2020-09-24
Applicant: Samsung Display Co., Ltd.
Inventor: Byung Hoon KANG , Seung KIM , Young Ok PARK , Su Jin SUNG , Gyu In SHIM
Abstract: A method for manufacturing a glass article for a display device includes: providing a LAS-based glass; a first step of immersing the LAS-based glass in a first molten salt; a second step of immersing the LAS-based glass subjected to the first step in a second molten salt; and a third step of immersing the LAS-based glass subjected to the second step in a third molten salt, wherein the concentrations of the first, second, and third molten salts and manufacturing conditions are defined herein.
-
公开(公告)号:US20240304761A1
公开(公告)日:2024-09-12
申请号:US18480061
申请日:2023-10-03
Applicant: Samsung Display Co., LTD.
Inventor: Su Jin SUNG
IPC: H01L33/44
CPC classification number: H01L33/44 , H01L2933/0025
Abstract: A method of manufacturing a display device includes positioning a display panel in an accommodating space of a stage, positioning a black matrix unit on an upper surface of a wall of the stage surrounding the accommodating space, and coating a window to cover the black matrix unit and the display panel. The black matrix unit and the window protrude beyond the display panel.
-
公开(公告)号:US20240270637A1
公开(公告)日:2024-08-15
申请号:US18644466
申请日:2024-04-24
Applicant: Samsung Display Co., LTD.
Inventor: Byung Hoon KANG , Seung KIM , Young Ok PARK , Su Jin SUNG , Gyu In SHIM
CPC classification number: C03C21/002 , C03C3/083 , C03C4/18 , C03C2204/00
Abstract: A method for manufacturing a glass article for a display device includes: providing a LAS-based glass; a first step of immersing the LAS-based glass in a first molten salt; a second step of immersing the LAS-based glass subjected to the first step in a second molten salt; and a third step of immersing the LAS-based glass subjected to the second step in a third molten salt, wherein the concentrations of the first, second, and third molten salts and manufacturing conditions are defined herein.
-
公开(公告)号:US20210317035A1
公开(公告)日:2021-10-14
申请号:US17093041
申请日:2020-11-09
Applicant: Samsung Display Co., Ltd.
Inventor: Gyu In SHIM , Seung KIM , Byung Hoon KANG , Young Ok PARK , Su Jin SUNG
IPC: C03C21/00
Abstract: A glass article includes a first surface, a second surface opposed to the first surface, a first compressive region extending from the first surface to a first compression depth, a second compressive region extending from the second surface to a second compression depth and a tensile region between the first compression depth and the second compression depth. A stress profile of the first compressive region includes a first segment located between the first surface and a first transition point and a second segment located between the first transition point and the first compression depth. A depth from the first surface to the first transition point ranges from 6.1 μm to 8.1 μm. A compressive stress at the first transition point ranges from 207 MPa to 254 MPa. A stress-depth ratio of the first transition point ranges from 28 MPa/μm to 35 MPa/μm.
-
公开(公告)号:US20210188703A1
公开(公告)日:2021-06-24
申请号:US16945606
申请日:2020-07-31
Applicant: Samsung Display Co., LTD.
Inventor: Byung Hoon KANG , Seung KIM , Young Ok PARK , Su Jin SUNG , Gyu In SHIM
IPC: C03C21/00
Abstract: A glass article includes lithium alumino-silicate (“LAS”), a first surface, a second surface opposed to the first surface, a first compressive region extended from the first surface to a first compression depth, a second compressive region extended from the second surface to a second compression depth, and a tensile region disposed between the first compression depth and the second compression depth, wherein a stress profile in the first compressive region comprises a first segment provided between the first surface and a first transition point and a second segment provided between the first transition point and the first compression depth, and wherein a ratio of a stress at the first transition point to a stress at the first surface ranges from 0.22 to 0.47.
-
公开(公告)号:US20240150214A1
公开(公告)日:2024-05-09
申请号:US18412263
申请日:2024-01-12
Applicant: Samsung Display Co., LTD.
Inventor: Su Jin SUNG , Byung Hoon KANG , Seung KIM , Young Ok PARK , Gyu In SHIM
CPC classification number: C03B18/02 , C03C21/002
Abstract: A glass article includes a first surface; a second surface opposed to the first surface; a side surface connecting the first surface to the second surface; a first surface compressive region extending from the first surface to a first depth; a second surface compressive region extending from the second surface to a second depth; and a side compressive region extending from the side surface to a third depth, where the first surface and the side surface are non-tin surfaces, the second surface is a tin surface, and a maximum compressive stress of the second surface compressive region is greater than a maximum compressive stress of the first surface compressive region.
-
-
-
-
-
-
-
-
-