IP Library › Granted Patent US 12,507,588
Granted Patent B2
US 12,507,588 · App. 17/070,136 · Granted Dec 23, 2025

Organic electroluminescent compound and organic electroluminescent device comprising the same

Inventors: Jin-Ri Hong (Gyeonggi-do, KR); Hyo-Jung Lee (Gyeonggi-do, KR); Hyo-Soon Park (Gyeonggi-do, KR); Ye-Jin Jeon (Gyeonggi-do, KR); Sang-Hee Cho (Gyeonggi-do, KR); Tae-Jun Han (Gyeonggi-do, KR)
Assignee: DuPont Specialty Materials Korea Ltd.
H10K85/657C07D491/048C09K11/06H10K85/636H10K85/654H10K85/6572C09K2211/1007C09K2211/1018H10K50/11
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Quick Facts
Patent No.
US 12,507,588
App. No.
17/070,136
Granted
Dec 23, 2025
Kind
B2
Abstract

The present disclosure relates to an organic electroluminescent compound and an organic electroluminescent device comprising the same. By comprising the organic electroluminescent compound according to the present disclosure, an organic electroluminescent device having low driving voltage and/or high luminous efficiency and/or long lifespan can be provided.

Claims (1)

1 . An organic electroluminescent compound selected from the following compounds:

Assignments (3)
ASSIGNMENT OF ASSIGNOR'S INTEREST Recorded Oct 23, 2025
From: HONG, JIN-RI; LEE, HYO-JUNG; PARK, HYO-SOON; JEON, YE-JIN; CHO, SANG-HEE; HAN, TAE-JUN
To: ROHM AND HAAS ELECTRONIC MATERIALS KOREA LTD.
Reel/Frame 072651/0385 →
CHANGE OF NAME Recorded Nov 11, 2024
From: ROHM AND HAAS ELECTRONIC MATERIALS KOREA LTD.
To: DUPONT SPECIALTY MATERIALS KOREA LTD.
Reel/Frame 069316/0857 →
CHANGE OF NAME Recorded Oct 17, 2024
From: ROHM & HAAS ELECTRONIC MATERIALS KOREA LTD
To: DUPONT SPECIALTY MATERIALS KOREA LTD
Reel/Frame 069185/0438 →
Priority Claims (1)
KR 10-2019-0131351 · Oct 22, 2019 · national
Continuity (1)
Related Publication 20210119142A1 · Apr 22, 2021
References Cited (6)
US 20140001442A1 · Lee et al. · 2014 [cited by applicant]
US 20140027741A1 · Park et al. · 2014 [cited by applicant]
US 20160225992A1 · Ito · 2016 [cited by examiner]
KR 20180011980A · 2018 [cited by applicant]
Chen, H., S. Yang, Z. Tsai, W. Hung, T. Wang, and K. Wong, “1,3,5-Triazine derivatives as new electron transport-type host materials for highly efficient green phosphorescent OLEDs”, J. Mater. Chem. (2009), 19: pp. 8112… [cited by examiner]
Cited Reference from Japan Patent Office for Japan patent application No. 2020-176107; Application Date: Oct. 20,2020. [cited by applicant]