摘要 |
<p>The present invention relates to electroluminescent compounds of formula 1 where A and/or B represent fluorene, carbazole, dibenzo[b,d]thiophene or dibenzo[b,d]furan derivatives and L1, X1,Ar1, Ar2, R5, R6 and R7 are as defined herein, and organic electroluminescent devices comprising the same. The compounds according to the present invention have an advantage in manufacturing an organic electroluminescent device which has a high luminous efficiency and a long operational lifetime.</p> |
申请人 |
ROHM AND HAAS ELECTRONIC MATERIALS KOREA LTD.;KIM, HEE-SOOK;YOON, SEOK-KEUN;LEE, KYUNG-JOO;NA, HONG-YOEP;KIM, NAM-KYUN;CHO, YOUNG-JUN;KWON, HYUCK-JOO;KIM, BONG-OK |
发明人 |
KIM, HEE-SOOK;YOON, SEOK-KEUN;LEE, KYUNG-JOO;NA, HONG-YOEP;KIM, NAM-KYUN;CHO, YOUNG-JUN;KWON, HYUCK-JOO;KIM, BONG-OK |