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公开(公告)号：US20210273208A1
公开(公告)日：2021-09-02
申请号：US17324626
申请日：2021-05-19
发明人： Heesung YANG , Seung Bae KANG , Bonggu KANG , Tae Wook KANG , Joon-Hwa BAE , Woojin CHO , Byoung Kwon CHOO
IPC分类号： H01L51/56 , H01L21/311 , H01L21/3105
摘要： A display device includes a planarization layer covering transistors in a display area on a substrate, an organic light emitting diode on the planarization layer, a pad electrode in a non-display area on the substrate surrounding the display area, and a sacrificial layer remnant capping a side surface of the pad electrode.
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公开(公告)号：US20210091322A1
公开(公告)日：2021-03-25
申请号：US17111684
申请日：2020-12-04
发明人： Heekyun SHIN , Taewook KANG , Seungjun MOON , Woojin CHO , Jeongmin PARK
摘要： A method of manufacturing a flexible display device includes forming a graphene adhesive layer on a carrier substrate, forming a flexible substrate on the graphene adhesive layer, forming a first barrier layer on the flexible substrate, forming a display element part on the first barrier layer, forming a protective film on the display element part, separating the flexible substrate from the carrier substrate, removing a remaining portion of the graphene adhesive layer from a surface of the flexible substrate, and forming a second barrier layer on the surface of the flexible substrate, after removing the remaining portion of the graphene adhesive layer from the surface of the flexible substrate.
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公开(公告)号：US20220219284A1
公开(公告)日：2022-07-14
申请号：US17711239
申请日：2022-04-01
发明人： Junggun NAM , Seungik KANG , Seungbae KANG , Pungseok KIM , Heesung YANG , Keunwoo LEE , Woojin CHO , Byoungkwon CHOO
摘要： An apparatus for manufacturing a display device includes a moving part including a belt that circulates, a roller that circulates the belt, and at least one meandering prevention portion that moves in a first direction parallel to a direction of a rotation shaft of the roller and prevents meandering of the belt, and a polishing head disposed corresponding to the moving part, the polishing head polishing a surface of a base material disposed on a first surface of the belt. A part of the at least one meandering prevention portion faces a second surface of the belt, the second surface being a side surface of the belt.
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公开(公告)号：US20210229236A1
公开(公告)日：2021-07-29
申请号：US17158657
申请日：2021-01-26
发明人： Junggun NAM , Seungik KANG , Seungbae KANG , Pungseok KIM , Heesung YANG , Keunwoo LEE , Woojin CHO , Byoungkwon CHOO
摘要： An apparatus for manufacturing a display device includes a moving part including a belt that circulates, a roller that circulates the belt, and at least one meandering prevention portion that moves in a first direction parallel to a direction of a rotation shaft of the roller and prevents meandering of the belt, and a polishing head disposed corresponding to the moving part, the polishing head polishing a surface of a base material disposed on a first surface of the belt. A part of the at least one meandering prevention portion faces a second surface of the belt, the second surface being a side surface of the belt.
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公开(公告)号：US20190389027A1
公开(公告)日：2019-12-26
申请号：US16411141
申请日：2019-05-14
发明人： Seungbae KANG , Joon-hwa BAE , Heesung YANG , Woojin CHO , Kyongkwon CHOO
IPC分类号： B24B29/02 , B24B41/047
摘要： A substrate polishing apparatus including a stage configured to load a substrate, the stage having a flat surface, which is parallel to a first direction and a second direction, and on which the substrate is loaded, a pressing unit configured to exert a pressure on the substrate in a third direction, a rotary unit configured to revolve the pressing unit around a central axis parallel to the third direction, when viewed in a plan view, a plurality of polishing pads provided between the pressing unit and the substrate to be in contact with the substrate, and a nozzle part configured to supply a slurry onto the substrate. The polishing pads may be spaced apart from each other in a direction and may have a rectangular shape in the plan view.
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公开(公告)号：US20180281251A1
公开(公告)日：2018-10-04
申请号：US15863085
申请日：2018-01-05
发明人： Hyunseung SEO , Jonghwan CHO , Woojin CHO
摘要： A window molding apparatus includes an upper mold, a lower mold under the upper mold, and a side mold under the upper mold and adjacent to at least one side of the lower mold. The upper mold includes a first surface, the lower mold includes a second surface having a portion facing the first surface, and the side mold includes a third surface. The first surface includes a first flat surface and a first bent surface extending from the first flat surface, the second surface includes a second flat surface facing the first flat surface and a second bent surface extending from the second flat surface, and the third surface includes a third bent surface contacting one end of the first bent surface and facing the second bent surface.
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公开(公告)号：US20200152893A1
公开(公告)日：2020-05-14
申请号：US16578408
申请日：2019-09-23
发明人： Heekyun SHIN , Byunghoon KANG , Youngjun KIM , Sumin AN , Woojin CHO , Seungjun MOON , Jeongmin PARK , Dongkyun SEO , Junho SIM
IPC分类号： H01L51/00 , H01L27/32 , H01L51/52 , H01L51/56 , B32B7/14 , B32B37/12 , B32B37/24 , B32B38/00 , C09J9/02 , C09J179/02
摘要： A method of manufacturing a flexible display apparatus includes: preparing a substrate; forming a first charge adhesive layer having a first charge on the substrate; forming a second charge adhesive layer having a second charge, which is opposite to the first charge, on the first charge adhesive layer; forming a first charge adhesive pattern and a second charge adhesive pattern by removing an edge of each of the first charge adhesive layer and the second charge adhesive layer; forming a flexible substrate on the substrate on which the first charge adhesive pattern and the second charge adhesive pattern are formed; forming a display unit on the flexible substrate; cutting the substrate, the first charge adhesive pattern, the second charge adhesive pattern, the flexible substrate, and the display unit along a cutting line; and separating the substrate and the flexible substrate.
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公开(公告)号：US20190292406A1
公开(公告)日：2019-09-26
申请号：US16247730
申请日：2019-01-15
发明人： Hyunjin CHO , Joonhwa BAE , Byoungkwon CHOO , Woojin CHO , Jinhyung PARK
IPC分类号： C09G1/02 , H01L21/3105
摘要： A polishing slurry includes an abrasive material, a first oxide polishing promoter, a first nitride polishing inhibitor, and a second nitride polishing inhibitor. The first oxide polishing promoter includes a polymer-based oxide polishing promoter. The first nitride polishing inhibitor includes an anionic nitride polishing inhibitor. The second nitride polishing inhibitor includes at least one selected from a cationic nitride polishing inhibitor and a non-ionic nitride polishing inhibitor.
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9.发明申请公开(公告)号：US20210043661A1
公开(公告)日：2021-02-11
申请号：US16927327
申请日：2020-07-13
发明人： Joon-Hwa BAE , Jin Hyung PARK , Bonggu KANG , Seungbae KANG , Heesung YANG , Woojin CHO , Byoung Kwon CHOO
IPC分类号： H01L27/12 , H01L21/3105 , C09G1/02 , C09K3/14
摘要： A polishing slurry is disclosed which includes about 0.01 wt % to about 10 wt % of polishing particles, about 0.005 wt % to about 0.1 wt % of a dispersing agent, about 0.001 wt % to about 1 wt % of an oxide-polishing promoter including a pyridine compound, about 0.05 wt % to about 0.1 wt % of a nitride-polishing inhibitor including an amino acid or an anionic organic acid, and water. A method for manufacturing a display device including an active pattern disposed on a base substrate, a gate metal pattern including a gate electrode overlapping the active pattern, a planarized insulation layer disposed on the gate metal pattern, and a source metal pattern disposed on the planarized insulation layer is also disclosed.
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公开(公告)号：US20190237688A1
公开(公告)日：2019-08-01
申请号：US16248974
申请日：2019-01-16
发明人： Heekyun SHIN , Taewook KANG , Seungjun MOON , Woojin CHO , Jeongmin PARK
CPC分类号： H01L51/0097 , C09J5/00 , C09J7/20 , C09J7/22 , C09J7/38 , C09J2203/326 , C09J2400/123 , H01L27/3244 , H01L51/003 , H01L51/56 , H01L2227/326 , H01L2251/301 , H01L2251/5338
摘要： A method of manufacturing a flexible display device includes forming a graphene adhesive layer on a carrier substrate, forming a flexible substrate on the graphene adhesive layer, forming a first barrier layer on the flexible substrate, forming a display element part on the first barrier layer, forming a protective film on the display element part, separating the flexible substrate from the carrier substrate, removing a remaining portion of the graphene adhesive layer from a surface of the flexible substrate, and forming a second barrier layer on the surface of the flexible substrate, after removing the remaining portion of the graphene adhesive layer from the surface of the flexible substrate.
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