Samsung Display Co., Ltd.

Samsung Electro-mechanics Co., Ltd.

Yonsei University

Korea University Research and Business Foundation

Dongjin Semichem Co., Ltd.

Byung Hoon Kang

Seung Hwan Kim

Gyu In Shim

Woo Jin Cho

Su Jin Sung

Young Ok Park

Seung Ho Kim

Byoung Kwon Choo

Jung Wook Hwang

Soo Cheol Lim

Hyun Jin Cho

Joon-Hwa Bae

Hee Kyun Shin

Jun Hyuk Cheon

Seung Jun Moon

Hyun Phill Ko

Dong Kyun Lee

Chuel Jin Park

Young Su Kim

Jung Seok Lee

Jeong Ho Hwang

Young-Seok Seo

Hoi Kwan Lee

Won Seob Oh

Jae Suk Yoo

Kyung Rok Ko

Jae Hyuk Park

Kwang Suk Kim

Jeong-Seop Choi

Chul Yeub Han

Yong Won Yun

Byung Woo Kang

Min Woo Lee

Dong Kyun Seo

Jun Ho Sim

Sung Won Min

Min-Woo Lee

Joo Woan Cho

Byeong-Beom Kim

Burhanettin Koc

Cheol Min Park

Kwang Yun Choi

Chang Moo Lee

Ki Mun Paik

Jeong-Hye Choi

Kyu Soon Shin

Seung Joo Haam

Ji Eun Cho

Ho Jin Cho

Jee-Hyun Lee

Hyun Ouk Kim

Ji Sun Ki

Woon Sung Na

Min Joo Yeom

In Jung Yun

Bong Woo Lee

Seung Min Han

Ki Mun Park

Dae Sub Song

Hee Won Seo

Young Ho Jeong

Sun Chan Park

Woo-Jin Cho

Min-woo Lee

Jun Hyunk Cheon

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.

Glass article and method for manufacturing the same

A method of manufacturing a cover window for a display device includes: providing a glass substrate having a bendable area and a flat area; modifying the bendable area by irradiating the glass substrate with a beam; and etching the bendable area to have a thinner thickness than the flat area. The bendable area may have a faster etch rate than the flat area due to the modifying of the bendable area.

Manufacturing method of cover window for flexible display device and manufacturing method of the flexible display device

An apparatus for manufacturing a glass article includes a plurality of side portions spaced apart from each other; and a plurality of heat supply portions disposed on each of the side portions; where the side portions adjacent to each other are disposed to face each other, and a glass is allowed to be disposed between the adjacent side portions.

Apparatus for manufacturing glass article, method for manufacturing glass article, glass article, and display device including the same

The present disclosure is directed to a coating composition including a graphene oxide and a solvent. At least one of a carboxyl group and an epoxide group of the graphene oxide is functionalized by an amine. The amine has an activation energy to an epoxide group of the graphene oxide of about −3 kcal/mol to about 8 kcal/mol. A method of forming a stacked structure using the coating composition is provided. A method of manufacturing a display device using the coating composition is provided.

Coating composition including functionalized graphene oxide, method for forming stacked structure using the same and method for manufacturing display device using the same

A display apparatus includes a base substrate, a first organic insulating layer disposed on the base substrate, and a second conductive pattern disposed on the first organic insulating layer. The conductive pattern includes a first layer that includes a first metal and that has a first thickness. A diffusion layer that makes contact with the first layer and that includes an oxide of the first metal and has a second thickness less than the first thickness is formed at an uppermost portion of the first organic insulating layer.

Display apparatus and method of manufacturing the same

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.

Glass manufacturing apparatus and glass manufacturing method using the same

Cover window

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.

Glass article and display device including the same

A cover window, a manufacturing method of a cover window, and a display device including a cover window are provided. A cover window includes a folding portion and a non-folding portion, and the folding portion includes an inside surface that is compressed when folded and an outside surface that is stretched when folded, the folding portion includes a first layer adjacent to the outside surface, a second layer adjacent to the inside surface, and a third layer between the first layer and the second layer, the folding portion and the non-folding portion include at least one metal ion, a concentration of the metal ion included in the second layer is higher than a concentration of the metal ion included in the first layer, and the first layer includes a plurality of depletion regions.

Cover window, manufacturing method of cover window, and display device including cover window

A glass polishing apparatus includes a jig that holds a glass structure. The glass polishing apparatus includes a first flat portion, a second flat portion opposite to the first flat portion, and a curved portion connecting the first flat portion to the second flat portion. The jig and includes a first holding surface holding the first flat portion, a second holding surface disposed opposite to the first holding surface and holding the second flat portion, and a third holding surface connecting the first holding surface to the second holding surface and holding the curved portion. At least a portion of a roller unit having a cylindrical shape is inserted between the first flat portion and the second flat portion.

Glass polishing apparatus and glass polishing method using the same

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.

Glass article and method for fabricating the same

A display device includes a base, a light emitting device on a first surface of the base, and a plate-like inorganic layer on a second surface of the base, the plate-like inorganic layer including a first plate-like inorganic particle with a first size and a second plate-like inorganic particle with a second size different from the first size.

Display device and method for manufacturing the same

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 &#x3bc;m to 8.1 &#x3bc;m. 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/&#x3bc;m to 35 MPa/&#x3bc;m.

A glass product includes: a first compressive region at a first surface; a second compressive region at a second surface; and a tensile region between the first and second compression regions. A stress profile of the first compressive region includes a first trend line between the first surface and a first transition point, a second trend line between the first transition point and a second transition point, and a third trend line between the second transition point and a point at a first compression depth from the first surface. A depth from the first surface to the first transition point is 10 &#x3bc;m or less, a stress at the first transition point is 200 MPa or greater, a depth from the first surface to the second transition point is 50 &#x3bc;m to 80 &#x3bc;m, and a stress at the second transition point is 40 MPa to 100 MPa.

Glass product and display device including the same

Growing community of inventors

Hwaseong-si, South Korea

Byung Hoon Kang