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公开(公告)号:US20210288230A1
公开(公告)日:2021-09-16
申请号:US16999718
申请日:2020-08-21
Applicant: Samsung Display Co., Ltd.
Inventor: Seulgee LEE , Ho LIM , Taemin KIM , Bongsung SEO
IPC: H01L33/56 , C09D183/04 , C09D5/00 , C09D7/63
Abstract: A light-emitting device is provided. The light-emitting device includes a first electrode; a second electrode; a subminiature light-emitting device disposed between the first electrode and the second electrode; and a planarization layer disposed between the first electrode and the second electrode. The planarization layer is prepared by curing a composition including an oligomeric compound that includes a group represented by Formula A, a group represented by Formula B, a group represented by Formula C, or any combination thereof: Substituents in Formula A, Formula B, and Formula C may be understood as described in connection with the detailed description.
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公开(公告)号:US20200233144A1
公开(公告)日:2020-07-23
申请号:US16599398
申请日:2019-10-11
Applicant: Samsung Display Co., Ltd.
Inventor: HO LIM , Kaeun KIM , Taemin KIM , Duckjong SUH , Bongsung SEO , Seulgee LEE
Abstract: A backlight unit includes: a light guiding member including an incident surface on which light is incident and an exit surface from which the light is emitted; a light source adjacent to the incident surface of the light guiding member and configured to generate the light; a low refraction layer disposed on the exit surface of the light guiding member; a color conversion layer disposed on the low refraction layer; and an optical layer disposed on the color conversion layer, wherein the optical layer has a pencil hardness of 4 H or greater.
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公开(公告)号:US20170123254A1
公开(公告)日:2017-05-04
申请号:US15196596
申请日:2016-06-29
Applicant: Samsung Display Co., Ltd.
Inventor: Bongsung SEO , Min-sik JUNG , Baekkyun JEON
IPC: G02F1/1337 , C09K19/56 , G02F1/1335
CPC classification number: G02F1/13378 , C09K19/56 , G02F1/133514 , G02F1/133788
Abstract: Provided is a liquid crystal photo alignment agent including: a solid including at least one of a polyimide polymer, cyclobutane dianhydride (CBDA) or diamine; a first solvent including at least one of N-methyl-2-pyrrolidone, N-ethyl-2-pyrrolidone, dimethyl sulfoxide, dimethyl formamide, γ-butyrolacton or propylene carbonate; and a second solvent including at least one of propylene glycol monobutyl ether, dipropylene glycol monomethyl ether, propylene glycol n-propyl ether, diethylene glycol diethyl ether or diacetone alcohol, wherein the first solvent is included in an amount of about 50 wt % to about 80 wt % based on the total weight of the liquid crystal photo alignment agent; and the second solvent is included in an amount of about 15 wt % to about 40 wt % based on the total weight of the liquid crystal photo alignment agent. Also provided is a method of manufacturing a liquid crystal display including the liquid crystal photo alignment agent.
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公开(公告)号:US20240114742A1
公开(公告)日:2024-04-04
申请号:US18522217
申请日:2023-11-28
Applicant: SAMSUNG DISPLAY CO., LTD.
Inventor: Younggu KIM , Jiyun PARK , Bongsung SEO , Jongho SON , Jaejin LYU , Yeonhee LEE , Baekkyun JEON , Kyungseon TAK
IPC: H10K59/38
Abstract: A display apparatus includes a first through a third light-emitting devices, each including a first-color emission layer and being over a substrate; a second-color quantum dot layer over the second light-emitting device; a third-color quantum dot layer over the third light-emitting device; and a low refractive index layer over the second-color quantum dot layer and the third-color quantum dot layer to correspond to the first through third light-emitting devices, and including a matrix part and a plurality of particles in the matrix part, wherein a first portion of the matrix part close to the first through third light-emitting devices includes fluorine.
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公开(公告)号:US20200075682A1
公开(公告)日:2020-03-05
申请号:US16440768
申请日:2019-06-13
Applicant: Samsung Display Co., Ltd.
Inventor: Seungyeon JEONG , Ohjeong KWON , Suk-kung CHEI , Minju HAN , Duckjong SUH , Bongsung SEO , Jaejin LYU
Abstract: A display device includes: a display panel including an organic electroluminescent element; and a color filter on the display panel and including a plurality of color filter portions spaced from each other on a plane, wherein at least one color filter portion of the color filter portions comprises a scattering agent having an average diameter of 50 nanometers (nm) or more and 500 nm or less.
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公开(公告)号:US20190219754A1
公开(公告)日:2019-07-18
申请号:US16162386
申请日:2018-10-17
Applicant: Samsung Display Co., Ltd.
Inventor: Bongsung SEO , Ohjeong Kwon , Duckjong Suh , Ho Lim
IPC: G02B5/30 , B29D11/00 , G02F1/1335 , H01L51/52 , H01L27/32 , G02F1/1337 , C09K19/56 , C09K19/54 , H01L27/12
CPC classification number: G02B5/3091 , B29D11/00644 , C09K19/542 , C09K19/56 , G02F1/133528 , G02F1/133711 , G02F2202/043 , H01L27/124 , H01L27/323 , H01L51/5281
Abstract: A polarizing film, a method of preparing the polarizing film, and a display device including the polarizing film in which the polarizing film includes a self-aligned polymer matrix; liquid crystals aligned and cured in one direction in accordance with an alignment direction of the polymer matrix; and a dichroic dye aligned in the alignment direction of the liquid crystals.
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