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公开(公告)号：US12133460B2
公开(公告)日：2024-10-29
申请号：US17077113
申请日：2020-10-22
发明人： Chang Ju Shin , Hyung Sun Kim , Jihun Shin , Eunhye An , Jongwoo Won , Dongkyu Ryu , Seungjae Lee , Hanill Lee , Sung-Hyun Jung , Ho Kuk Jung
IPC分类号： H01L51/00 , H10K85/60 , H10K50/11 , H10K101/00 , H10K101/10
CPC分类号： H10K85/6572 , H10K85/631 , H10K85/654 , H10K85/6574 , H10K50/11 , H10K2101/10 , H10K2101/90
摘要： A compound for an organic optoelectronic device, an organic optoelectronic device including the same, and a display device, the compound being represented by Chemical Formula 1:
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公开(公告)号：US12133459B2
公开(公告)日：2024-10-29
申请号：US17282678
申请日：2020-01-13
申请人： LG CHEM, LTD.
发明人： Sang Duk Suh , Dong Hoon Lee , Boon Jae Jang , Min Woo Jung , Jungha Lee , Su Jin Han , Seulchan Park , Sunghyun Hwang
IPC分类号： H10K85/60 , C07D491/048 , C07D495/04 , H10K50/11
CPC分类号： H10K85/654 , C07D491/048 , C07D495/04 , H10K85/657 , H10K85/6572 , H10K85/6574 , H10K50/11
摘要： A heterocyclic compound represented by Chemical Formula 1 and an organic light emitting device comprising the same, and the heterocyclic compound used as a material of an organic material layer of the organic light emitting device and providing improved properties of efficiency, driving voltage and lifetime characteristics of the organic light emitting device.
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公开(公告)号：US12133458B2
公开(公告)日：2024-10-29
申请号：US16377046
申请日：2019-04-05
发明人： Mun-ki Sim , Junha Park , Jangyeol Baek , Hyoyoung Lee , Soo-byung Ko , Youngkook Kim , Seokhwan Hwang
IPC分类号： H10K85/60 , C07D403/10 , C07D403/14 , C07D409/14 , C09K11/06 , H10K50/11
CPC分类号： H10K85/654 , C07D403/10 , C07D403/14 , C07D409/14 , C09K11/06 , H10K85/6572 , H10K85/6576 , C09K2211/1018 , H10K50/11
摘要： An organic electroluminescence device includes a first electrode, a hole transport region provided on the first electrode, an emission layer provided on the hole transport region, an electron transport region provided on the emission layer, and a second electrode provided on the electron transport region. The emission layer includes a nitrogen-containing compound. The nitrogen-containing compound includes a triazine moiety and a carbazole moiety. In the carbazole moiety, at least one position among 2, 3 and 7 is substituted; each of positions 2 and 7 is substituted or unsubstituted with a substituted or unsubstituted phenyl group, or a substituted or unsubstituted carbazole group; and position 3 is substituted or unsubstituted with a substituted or unsubstituted phenyl group.
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公开(公告)号：US12129269B2
公开(公告)日：2024-10-29
申请号：US17215348
申请日：2021-03-29
CPC分类号： C07F15/0033 , H10K85/342 , H10K85/40 , H10K85/622 , H10K85/624 , H10K85/654 , H10K85/6572 , H10K85/6574 , H10K85/6576
摘要： Provided are novel silyl-containing acetylacetonate derivatives compounds. Also provided are formulations comprising these silyl-containing acetylacetonate derivatives compounds. Further provided are OLEDs and related consumer products that utilize these silyl-containing acetylacetonate derivatives compounds.
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公开(公告)号：US20240357925A1
公开(公告)日：2024-10-24
申请号：US18681573
申请日：2022-10-26
申请人： LG CHEM, LTD.
发明人： Min Woo Jung , Dong Hoon Lee , Miyeon Han , Seulchan Park , Hoon Jun Kim , Hye Min Cho , Hojung Lee
IPC分类号： H10K85/60 , C07D405/14 , C07D409/14 , C09K11/06 , H10K50/12
CPC分类号： H10K85/654 , C07D405/14 , C07D409/14 , C09K11/06 , H10K85/6572 , H10K85/6574 , H10K85/6576 , C09K2211/1018 , H10K50/12
摘要： A novel compound of Chemical Formula 1 and an organic light emitting device including the same:
where Y is O or S: Ar1 and Ar2 are each independently a substituted or unsubstituted C6-60 aryl or C2-60 heteroaryl containing one or more heteroatoms of N, O and S; A and B are each independently a C6-60 aromatic ring or a C2-60 heteroaromatic ring containing one or more heteroatoms of N, O and S which is fused with an adjacent pentagonal ring; D is deuterium; R1 and R2 are each independently deuterium or a substituted or unsubstituted C6-60 aryl or C2-60 heteroaryl containing one or more heteroatoms of N, O and S, provided that at least one of R1 and R2 is deuterium; and the other substituent are as defined in the specification.-
公开(公告)号：US12127479B2
公开(公告)日：2024-10-22
申请号：US18381846
申请日：2023-10-19
发明人： Satoshi Seo , Takao Hamada , Tatsuyoshi Takahashi , Yasushi Kitano , Hiroki Suzuki , Hideko Inoue
IPC分类号： H01L51/50 , C07D403/14 , H10K85/60 , H10K85/30
CPC分类号： H10K85/6572 , C07D403/14 , H10K85/342 , H10K85/633 , H10K85/636 , Y02P20/582
摘要： To provide a light-emitting element with an improved reliability, a light-emitting element with a high current efficiency (or a high quantum efficiency), and a novel dibenzo[f,h]quinoxaline derivative that is favorably used in a light-emitting element which is one embodiment of the present invention. A light-emitting element includes an EL layer between an anode and a cathode. The EL layer includes a light-emitting layer; the light-emitting layer contains a first organic compound having an electron-transport property and a hole-transport property, a second organic compound having a hole-transport property, and a light-emitting substance; the combination of the first organic compound and the second organic compound forms an exciplex; the HOMO level of the first organic compound is lower than the HOMO level of the second organic compound; and a difference between the HOMO level of the first organic compound and the HOMO level of the second organic compound is less than or equal to 0.4 eV.
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公开(公告)号：US12127478B2
公开(公告)日：2024-10-22
申请号：US17345450
申请日：2021-06-11
IPC分类号： H01L51/50 , H10K71/16 , H10K85/40 , H10K85/60 , H10K50/11 , H10K101/00 , H10K101/10
CPC分类号： H10K85/6572 , H10K71/164 , H10K85/40 , H10K85/631 , H10K85/6565 , H10K85/6574 , H10K85/6576 , H10K50/11 , H10K2101/10 , H10K2101/90
摘要： An organic EL device includes an anode, a cathode, and an emitting layer. The emitting layer contains a first compound represented by a formula (1X) or a formula (1Y), a second compound, and a third compound that exhibits delayed fluorescence. The second compound is different in structure from the first compound. The second compound is different in structure from the third compound. Singlet energies S1 of the first, second, third compounds satisfy Numerical Formula 1 and Numerical Formula 2 below,
A is, for example, a group represented by a formula (a1); Y11˜Y13 are, for example, each independently a nitrogen atom or CRy; Ry is, for example, a substituent or a group represented by a formula (1Z); R1X to R3X are, for example, each independently a substituent or a group represented by a formula (1Z).-
公开(公告)号：US12127426B2
公开(公告)日：2024-10-22
申请号：US17811232
申请日：2022-07-07
发明人： Yohan Kim , Wonmin Yun , Yisu Kim , Byoungduk Lee , Yoonhyeung Cho
IPC分类号： H10K50/844 , C07C233/24 , C07C233/33 , C07D211/46 , C07D249/20 , C07D401/12 , C08K5/00 , C09K3/10 , H10K85/60 , C08K5/04 , C08K5/13 , C08K5/16 , C08K5/34 , H10K59/12 , H10K59/35
CPC分类号： H10K50/844 , C07C233/24 , C07C233/33 , C07D211/46 , C07D249/20 , C07D401/12 , C08K5/005 , C09K3/10 , H10K85/654 , H10K85/6572 , C08K5/04 , C08K5/13 , C08K5/16 , C08K5/34 , H10K59/12 , H10K59/35
摘要： Provided are a heterocyclic compound and an electronic apparatus. The electronic apparatus includes: a substrate; an organic light-emitting device on the substrate; and a thin film encapsulation portion sealing the organic light-emitting device, the thin film encapsulation portion including an ultraviolet (UV) stabilizing mixture, and the UV stabilizing mixture including a UV absorbent and a radical scavenger.
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公开(公告)号：US20240349607A1
公开(公告)日：2024-10-17
申请号：US18752757
申请日：2024-06-24
申请人： LG CHEM, LTD.
发明人： Jae Seung HA , Sujeong Geum , Seonwoo Kim , Woochul Lee , Woo Jin Cho , Yongbum Cha
IPC分类号： H10K85/60 , C07D307/79 , C07D307/91 , C07D333/54 , C07D405/04 , C07D409/04 , C07D409/10 , C09K11/06 , H10K50/12
CPC分类号： H10K85/6574 , C07D307/79 , C07D307/91 , C07D333/54 , C07D405/04 , C07D409/04 , C07D409/10 , C09K11/06 , H10K85/615 , H10K85/622 , H10K85/626 , H10K85/6572 , H10K85/6576 , C09K2211/1018 , H10K50/12
摘要： A compound of Chemical Formula 1:
wherein X1 is O or S; any one of R1 to R5 is a moiety bonded to L1 of the following Chemical Formula A at **:
Ar1 is a substituted or unsubstituted aryl group, Chemical Formula 1 comprises at least one deuterium, and the other substituents are as defined in the specification; and an organic light-emitting device including the same. When a compound of Chemical Formula 1 is included in an organic light emitting device, the device exhibits lower driving voltage, improved light efficiency, and improved service life characteristics.-
公开(公告)号：US20240341175A1
公开(公告)日：2024-10-10
申请号：US18566998
申请日：2022-07-14
申请人： LG CHEM, LTD.
发明人： Minjun KIM , Dong Hoon LEE , Sang Duk SUH , Young Seok KIM
IPC分类号： H10K85/60 , C09K11/06 , H10K50/11 , H10K85/40 , H10K101/00
CPC分类号： H10K85/654 , C09K11/06 , H10K85/40 , H10K85/615 , H10K85/622 , H10K85/626 , H10K85/633 , H10K85/636 , H10K85/6574 , C09K2211/1018 , H10K50/11 , H10K85/6572 , H10K85/6576 , H10K2101/90
摘要： An organic light emitting device comprising an anode; a cathode; and a light emitting layer between the anode and the cathode, the light emitting layer comprising a first compound of Chemical Formula 1 and a second compound of Chemical Formula 2:
wherein: Ar1 and Ar2 are each independently a substituted or unsubstituted C6-60 aryl; R is deuterium or a substituted or unsubstituted C6-60 aryl or C2-60 heteroaryl containing at least one of N, O and S, provided that carbazolyl and benzocarbazolyl are excluded from R; X is O or S; R1 and R10 are each independently hydrogen, deuterium, or a substituent of Chemical Formula 3, provided that one of R1 to R10 is a substituent of Chemical Formula 3:
and the other substituents are as defined in the specification, the device exhibiting improved driving voltage, luminous efficiency and lifetime.
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