The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.
The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.
Patent No.:
Date of Patent:
Jan. 31, 2006
Filed:
Feb. 04, 2003
Kwan Hee Lee, Seoul, KR;
Soo Jin Park, Seoul, KR;
Jong IN Hong, Seoul, KR;
Kyung Sun Choi, Seoul, KR;
Chan Hyo Lee, Seoul, KR;
Dae Yup Shin, Suwon, KR;
Dong Hyun Jung, Suwon, KR;
Sang Hyun Ju, Seoul, KR;
Jang Hyuk Kwon, Suwon, KR;
Kwan Hee Lee, Seoul, KR;
Soo Jin Park, Seoul, KR;
Jong In Hong, Seoul, KR;
Kyung Sun Choi, Seoul, KR;
Chan Hyo Lee, Seoul, KR;
Dae Yup Shin, Suwon, KR;
Dong Hyun Jung, Suwon, KR;
Sang Hyun Ju, Seoul, KR;
Jang Hyuk Kwon, Suwon, KR;
Samsung SDI Co., Ltd., Suwon, KR;
Abstract
The present invention relates to a blue light-emitting compound for organic polymer EL devices and organic EL devices having superior color purity and light-emitting efficiency by providing a blue light-emitting compound for organic EL devices represented by Chemical Formula 1 and an organic EL device using the blue light-emitting compound:wherein R1 to R8 each independently represents a functional group selected from the group consisting of hydrogen alkyl groups, alkoxy groups, carbon rings, aryl groups, hetero rings and fused aromatic compounds having from 1 to 30 carbon atoms; to of R1 to R3 may additionally be connected by a ring; and two of R4 to R8 may additionally be connected by a ring.