| US 7,538,341 B2 | ||
| Electronic device comprising organic compound having p-type semiconducting characteristics | ||
| Se-Hwan Son, Taejeon (Korea, Republic of); Ok-Hee Kim, Taejeon (Korea, Republic of); Seok-Hee Yoon, Taejeon (Korea, Republic of); Kong-Kyeom Kim, Taejeon (Korea, Republic of); Youn-Gu Lee, Seoul (Korea, Republic of); and Jae-Soon Bae, Taejeon (Korea, Republic of) | ||
| Assigned to LG Chem, Ltd., Daejeon (Korea, Republic of) | ||
| Filed on Mar. 10, 2004, as Appl. No. 10/798,584. | ||
| Application 10/798584 is a division of application No. 09/914731, granted, now 6,720,573, previously published as PCT/KR00/01537, filed on Dec. 27, 2000. | ||
| Claims priority of application No. 10-1999-067746 (KR), filed on Dec. 31, 1999; and application No. 2000-82085 (KR), filed on Dec. 26, 2000. | ||
| Prior Publication US 2004/0169175 A1, Sep. 02, 2004 | ||
| This patent is subject to a terminal disclaimer. | ||
| Int. Cl. H01L 51/00 (2006.01); H01L 51/50 (2006.01) | ||
| U.S. Cl. 257—40 [257/E51.05; 313/504; 313/506; 428/690; 428/917; 136/263] | 25 Claims |
1. An organic light-emitting device comprising one or more layers interposed between an anode and a cathode, wherein the one
or more layers comprise an organic compound represented by Chemical Formula 1:
 wherein, each R is independently or simultaneously selected from the group consisting of halogen, alkoxy, arylamine, ester,
amide, heterocyclic compound, nitro, and nitrile (—CN) group.
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