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公开(公告)号:US20220213022A1
公开(公告)日:2022-07-07
申请号:US17560931
申请日:2021-12-23
Applicant: SAMSUNG ELECTRONICS CO., LTD.
Inventor: Fumiaki KATO , Tomoyuki KIKUCHI , Hiroko ENDO , Keigo FURUTA , Keisuke KORAI , Mitsunori ITO , Naotoshi SUGANUMA , Takao MOTOYAMA , Dae Young CHUNG , Eun Joo JANG , Ha Il KWON , Hyo Sook JANG , Soonmin CHA , Tae Ho KIM
IPC: C07C211/54 , H01L51/00 , C07C211/61 , C07D209/82
Abstract: Provided is a compound represented by Chemical Formula 1 capable of manufacturing an EL device by inkjet printing. In Chemical Formula 1, n is an integer of greater than or equal to 3 and less than or equal to 10, X is a group represented by Chemical Formula 2 and a plurality of X's may be the same or different from each other, and Y is a group represented by Chemical Formula 3 and a plurality of Y's may be the same or different from each other.
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公开(公告)号:US20230126748A1
公开(公告)日:2023-04-27
申请号:US17899771
申请日:2022-08-31
Applicant: SAMSUNG ELECTRONICS CO., LTD.
Inventor: Masashi TSUJI , Norihito ISHII , Takahiro FUJIYAMA , Naotoshi SUGANUMA , Yusaku KONISHI , Fumiaki KATO
Abstract: As a means for providing an electroluminescent device capable of achieving high luminance, high efficiency, and at the same time excellent device life-span, a polymer having an overlap index of greater than or equal to about 0.00001 and less than or equal to about 1.8, and a polymer including a structural unit represented by Chemical Formula (1) are provided:
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公开(公告)号:US20210273188A1
公开(公告)日:2021-09-02
申请号:US17186641
申请日:2021-02-26
Applicant: Samsung Electronics Co., Ltd.
Inventor: Naotoshi SUGANUMA , Chul Joon HEO , Kyung Bae PARK
Abstract: An imaging device includes a photoelectric conversion device including a sequential stack of an anode, a hole transport buffer layer, a photoelectric conversion layer, an electron transport buffer layer, and a cathode. The photoelectric conversion layer includes a p-type organic semiconductor and an n-type organic semiconductor. The electron transport buffer layer includes a compound represented by General Formula (1), and the p-type organic semiconductor includes a compound represented by General Formula (2): In General Formulas (1) and (2), Ar, R1 to R4, Ar3, R1 to R3, Ar1 and Ar2, and G1 and G2 are as defined in the specification.
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公开(公告)号:US20210066628A1
公开(公告)日:2021-03-04
申请号:US16984510
申请日:2020-08-04
Applicant: Samsung Electronics Co., Ltd.
Inventor: Kyung Bae PARK , Naotoshi SUGANUMA , Chul Joon HEO , Sung Jun PARK , Sung Young YUN
IPC: H01L51/44
Abstract: A device includes a first electrode and a second electrode, an active layer between the first electrode and the second electrode and a plurality of auxiliary layers between the first electrode and the active layer. The auxiliary layers include first and second auxiliary layers, the first auxiliary layer proximate to the active layer, the second auxiliary layer proximate to the second electrode. An energy level of the active layer, an energy level of the first auxiliary layer, an energy level of the second auxiliary layer, and a work function of the first electrode become deeper sequentially or shallower sequentially.
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公开(公告)号:US20240247104A1
公开(公告)日:2024-07-25
申请号:US18530783
申请日:2023-12-06
Applicant: SAMSUNG ELECTRONICS CO., LTD.
Inventor: Fumiaki KATO , Masashi TSUJI , Norihito ISHII , Takahiro FUJIYAMA , Naotoshi SUGANUMA , Yusaku KONISHI , Ha Il KWON , Won Sik YOON
CPC classification number: C08G73/02 , H10K50/15 , H10K71/10 , H10K85/111 , H10K85/615 , H10K85/631 , H10K85/6572
Abstract: A polymer compound including a structural unit represented by formula (1), and at least one of structural units represented by formula (2), formula (3), or formula (4), and a composition, an organic membrane, and an electroluminescence device including the polymer compound, and a method or producing the electroluminescence device are provided:
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6.
公开(公告)号:US20240247098A1
公开(公告)日:2024-07-25
申请号:US18614926
申请日:2024-03-25
Applicant: SAMSUNG ELECTRONICS CO., LTD.
Inventor: Masashi TSUJI , Fumiaki KATO , Naotoshi SUGANUMA , Takahiro FUJIYAMA , Yusaku KONISHI , Dae Young CHUNG , Ha Il KWON , Soonmin CHA , Tae Ho KIM
IPC: C08G61/12 , B82Y20/00 , H10K50/11 , H10K50/115 , H10K50/15 , H10K71/00 , H10K71/12 , H10K85/10 , H10K101/30 , H10K101/40 , H10K102/00
CPC classification number: C08G61/124 , H10K71/12 , H10K85/111 , H10K85/151 , B82Y20/00 , C08G2261/12 , C08G2261/1434 , C08G2261/148 , C08G2261/149 , C08G2261/3241 , C08G2261/512 , C08G2261/5222 , H10K50/11 , H10K50/115 , H10K50/15 , H10K71/00 , H10K2101/30 , H10K2101/40 , H10K2102/00
Abstract: A copolymer including a structural unit represented by Chemical Formula 1
wherein the copolymer is capable of improving luminous efficiency and durability, particularly, an improvement in luminescence life-span, of an electroluminescence device, particularly a quantum dot electroluminescence device.-
7.
公开(公告)号:US20230212335A1
公开(公告)日:2023-07-06
申请号:US18150672
申请日:2023-01-05
Applicant: SAMSUNG ELECTRONICS CO., LTD.
Inventor: Norihito ISHII , Fumiaki KATO , Masashi TSUJI , Naotoshi SUGANUMA , Takahiro FUJIYAMA , Yusaku KONISHI , Eun Joo JANG , Ha Il KWON , Hyo Sook JANG , Soonmin CHA , Tae Ho KIM , Wonsik YOON , Yuho WON
CPC classification number: C08F26/12 , H10K50/15 , H10K50/17 , H10K85/146
Abstract: As a technology capable of improving the durability of an electroluminescent device, for example, luminescence lifespan, a polymeric compound including a structural unit represented by Chemical Formula 1, or a structural unit represented by Chemical Formula 1 and a structural unit represented by Chemical Formula 2, and an electroluminescent device material or electroluminescent device including the same are provided:
In Chemical Formula 1 and Chemical Formula 2, R11 to R14 are not the same as R41 to R44.-
8.
公开(公告)号:US20230212334A1
公开(公告)日:2023-07-06
申请号:US18150337
申请日:2023-01-05
Applicant: SAMSUNG ELECTRONICS CO., LTD.
Inventor: Takahiro FUJIYAMA , Norihito ISHII , Fumiaki KATO , Masashi TSUJI , Naotoshi SUGANUMA , Yusaku KONISHI , Eun Joo JANG , Ha Il KWON , Hyo Sook JANG , Soonmin CHA , Tae Ho KIM , Wonsik YOON , Yuho WON
CPC classification number: C08F26/02 , C08F28/06 , H10K85/111 , H10K85/113 , H10K50/15 , H10K50/17 , H10K2102/331
Abstract: A polymer including a structural unit represented by Chemical Formula 1, an electroluminescence device material including the polymer, an electroluminescence device including the polymer or the electroluminescence device material, and an electronic device including the electroluminescence device are provided:
In Chemical Formula 1, the definition of each substituent is the same as described in the specification.-
9.
公开(公告)号:US20220195110A1
公开(公告)日:2022-06-23
申请号:US17559388
申请日:2021-12-22
Applicant: SAMSUNG ELECTRONICS CO., LTD.
Inventor: Norihito ISHII , Takahiro FUJIYAMA , Masashi TSUJI , Naotoshi SUGANUMA , Yusaku KONISHI , Dae Young CHUNG , Eun Joo JANG , Ha Il KWON , Hyo Sook JANG , Soonmin CHA , Tae Ho KIM , Fumiaki KATO
Abstract: A copolymer, including a structural unit represented by Chemical Formula 1, a structural unit represented by Chemical Formula 2, or a combination thereof: wherein R1, R2, R3, X1, X2, and Ar1 are as provided herein.
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10.
公开(公告)号:US20240158566A1
公开(公告)日:2024-05-16
申请号:US18486624
申请日:2023-10-13
Applicant: SAMSUNG ELECTRONICS CO., LTD.
Inventor: Fumiaki KATO , Ha Il KWON , Soonmin CHA , Naotoshi SUGANUMA , Yusaku KONISHI , Norihito ISHII , Takahiro FUJIYAMA , Masashi TSUJI
CPC classification number: C08G61/12 , H10K85/115 , H10K85/151 , H10K50/15
Abstract: A polymer compound for use in an electroluminescent device may improve the durability (particularly the luminescence lifespan). The polymer compound includes Structural Unit (A) represented by Chemical Formula (1).
In Chemical Formula (1), the definition of each substituent is as described in the detailed description.
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