公开(公告)号：US20230363266A1

公开(公告)日：2023-11-09

申请号：US18026175

申请日：2021-12-14

申请人： LG CHEM, LTD.

发明人： Minjun KIM ,  Dong Hoon LEE ,  Sang Duk SUH ,  Young Seok KIM ,  Da Jung LEE

IPC分类号： H10K85/60 ,  C07D498/04 ,  C07D513/04 ,  C09K11/06 ,  H10K101/00 ,  H10K50/18 ,  H10K50/11

CPC分类号： H10K85/657 ,  H10K85/636 ,  C07D498/04 ,  H10K85/6576 ,  H10K85/615 ,  C07D513/04 ,  C09K11/06 ,  H10K85/6574 ,  H10K85/633 ,  H10K85/654 ,  H10K85/626 ,  H10K2101/90 ,  C09K2211/1018 ,  H10K50/181 ,  H10K50/11

摘要： Provided is a novel compound of Chemical Formula 1:




wherein: A is a thiazole ring or an oxazole ring fused with an adjacent ring; L1 is a single bond, substituted or unsubstituted C6-60 arylene, or substituted or unsubstituted C2-60 heteroarylene containing at least of N, O and S; R1 is




Ar1 to Ar4 are each independently substituted or unsubstituted C6-60 aryl or substituted or unsubstituted C2-60 heteroaryl containing at least one of N, O and S; L2 to L5 are each independently a single bond, substituted or unsubstituted C6-60 arylene, or substituted or unsubstituted C2-60 heteroarylene containing at least one of N, O and S; R2 is a substituted or unsubstituted C6-60 aryl or substituted or unsubstituted C2-60 heteroaryl containing at least of N, O and S; D is deuterium; and n is an integer of 0 to 5, and an organic light emitting device comprising the same.

公开(公告)号：US20230157159A1

公开(公告)日：2023-05-18

申请号：US17798366

申请日：2021-05-24

申请人： LG CHEM, LTD.

发明人： Minjun KIM ,  Dong Hoon LEE ,  Sang Duk SUH ,  Young Seok KIM ,  Seoyeon KIM ,  Da Jung LEE

IPC分类号： H01L51/00 ,  C07D491/048 ,  C07D495/04

CPC分类号： H01L51/0061 ,  C07D491/048 ,  H01L51/006 ,  C07D495/04 ,  H01L51/0071 ,  H01L51/0072 ,  H01L51/0052 ,  H01L51/0074 ,  H01L51/0056 ,  H01L51/0054 ,  H01L51/5012

摘要： Provided is a compound of Chemical Formula 1:




wherein one of X1 to X8 is N, and one of the rest is C bonded to L1, and the rest are each independently CR; R is hydrogen or deuterium; Y is O or S; L1 is a single bond or




L2 and L3 are each independently a single bond, phenylene, or naphthylene; Ar1 and Ar2 are each independently phenyl, biphenyl, terphenyl, quaterphenyl, naphthyl, binaphthyl, (naphthyl)phenyl, (phenyl)naphthyl, phenanthrenyl, triphenylenyl, chrysenyl, tetracenyl, benz[a]anthracenyl, benzo[c]phenanthrenyl, fluorenyl, 9,9-dimethylfluorenyl, 9,9-diphenylfluorenyl, spirobifluorenyl, fluoranthenyl, dibenzothiophenyl, dibenzofuranyl, carbazolyl or 9-phenylcarbazolyl, with the proviso that Ar1 and Ar2 are not phenyl at the same time, and Ar1 and Ar2 are each independently unsubstituted or substituted with at least one of deuterium, a C1-20 alkyl, a C3-20 cycloalkyl, or a C6-20 aryl, and an organic light emitting device including the same.

公开(公告)号：US20230086039A1

公开(公告)日：2023-03-23

申请号：US17617111

申请日：2021-03-11

申请人： LG CHEM, LTD.

发明人： Minjun KIM ,  Dong Hoon LEE ,  Yongbum CHA ,  Sang Duk SUH ,  Young Seok KIM ,  Joongsuk OH ,  Seoyeon KIM

IPC分类号： H01L51/00 ,  C07D405/04 ,  C09K11/06 ,  C07D409/14 ,  C07D405/14 ,  C07D405/10 ,  C07C211/54 ,  C07D307/91 ,  C07D333/76 ,  C07C211/61 ,  C07D409/12

摘要： Provided is an organic light emitting device comprising a light emitting layer comprising a compound of Chemical Formula 1 and a compound of Chemical Formula 2: wherein: Ar1, Ar2, Ar4 and Ar5 are each independently a substituted or unsubstituted C6-60 aryl or C2-60 heteroaryl containing N, O or S; Ar3 is hydrogen, or a substituted or unsubstituted C6-60 aryl or C2-60 heteroaryl containing N, O or S; L1 to L3 are each independently a single bond or a substituted or unsubstituted C6-60 arylene; L4 to L6 are each independently a single bond or a substituted or unsubstituted C6-60 arylene or C2-60 heteroarylene containing N, O or S; L7 is a substituted or unsubstituted C6-60 arylene; R1 is hydrogen, deuterium, or a substituted or unsubstituted C6-60 aryl or C2-60 heteroaryl containing one or of N, O and S; a is 0 to 7.