公开(公告)号：EP1586600A4

公开(公告)日：2007-03-21

申请号：EP03758858

申请日：2003-10-24

申请人： HIROSE ENGINEERING CO LTD

发明人： NAKAYA TADAO ,  TOBITA MICHIAKI ,  ETO NAONOBU ,  KODERA TOSHIHIRO

IPC分类号： C08G73/08 ,  C09K11/06 ,  H01L51/00 ,  H01L51/30 ,  H01L51/50 ,  H05B33/14

CPC分类号： C09K11/06 ,  C08G73/08 ,  C09K2211/1416 ,  C09K2211/1425 ,  C09K2211/1433 ,  C09K2211/1475 ,  H01L51/0035 ,  H01L51/0039 ,  H01L51/0043 ,  H01L51/007 ,  H01L51/5012

摘要： Luminescent polymers characterized by comprising repeating units represented by the general formula (1); and light-emitting devices made by using the same: (1) wherein Ar is a group represented by one of the general formulae (2) to (5); B is -Y-Ar , -Y-R, or hydrogen; Y is a single bond or -O-; Ar is a group represented by the general formula (6); R is alkyl or alkenyl; nB's may be the same or different from each other; when B's in a group represented by one of the general formulae (2) to (5) are each hydrogen, at least one of B's in the general formula (1) is -Y-Ar or -Y-R, while when B's bonded to the benzene nucleus in the general formula (1) are each hydrogen, at least one of B's in a group represented by one of the general formulae (2) to (5) is -Y-Ar or -Y-R; and n is an integer of 1 to 4.

公开(公告)号：EP1598344A4

公开(公告)日：2007-07-11

申请号：EP04705912

申请日：2004-01-28

申请人： HIROSE ENGINEERING CO LTD ,  KANTO DENKA KOGYO KK

发明人： NAKAYA TADAO ,  TAJIMA AKIO ,  TOBITA MICHAIKI ,  SAIKAWA TOMOYUKI ,  GAO YUAN ,  OKUBO KIMITAKA

IPC分类号： C07D265/38 ,  H01L51/50 ,  C07D265/34 ,  C09K11/06 ,  H01L51/00 ,  H01L51/30 ,  H05B33/14

CPC分类号： H05B33/14 ,  C07D265/38 ,  C09K2211/1033 ,  H01L51/005 ,  H01L51/0069 ,  H01L51/5012

摘要： A red light-emitting compound with high color purity, high luminance emission and high fastness and a light-emitting device capable of high luminance emission are disclosed. Specifically, a Nile red light-emitting compound represented by the formula (1): (1) ,wherein X is a cyano group or a fluorinated hydrocarbon group, and a light-emitting device comprising this compound in a light-emitting layer are disclosed.

公开(公告)号：EP1475380A4

公开(公告)日：2006-01-04

申请号：EP03701109

申请日：2003-01-17

申请人： HIROSE ENGINEERING CO LTD

发明人： NAKAYA TADAO ,  IKEDA ATSUSHI ,  SAIKAWA TOMOYUKI ,  ETOH NAONOBU ,  KIMURA YOSHIHIRO ,  YAMAUCHI TAKAO

IPC分类号： C07D471/04 ,  C07D471/22 ,  C09K11/06 ,  H01L51/00 ,  H01L51/30 ,  H01L51/50 ,  H05B33/14

CPC分类号： H01L51/0072 ,  C07D471/04 ,  C09K11/06 ,  C09K2211/1011 ,  C09K2211/1029 ,  C09K2211/1044 ,  C09K2211/1074 ,  H01L51/005 ,  H01L51/0052 ,  H01L51/0061 ,  H01L51/007 ,  H01L51/0081 ,  H01L51/50 ,  H01L2251/308 ,  H05B33/14 ,  Y02B20/181

摘要： A novel single white light emitting compound, and a white light emission illuminator and white light emission organic EL device having a long emission life and comprising a light-emitting material of at least one kind of the white light emitting compound and capable of emitting white light with high luminance. The white light emitting compound is expressed by formula (1) or (2) shown below. (1) (2) The white light emission illuminator and white light organic EL device having a substrate on which an electrode is provided and a light-emitting layer containing the compound formed on the substrate.

公开(公告)号：EP1475372A4

公开(公告)日：2005-06-15

申请号：EP03701142

申请日：2003-01-21

申请人： HIROSE ENGINEERING CO LTD

发明人： NAKAYA TADAO ,  TAJIMA AKIO ,  SAIKAWA TOMOYUKI ,  TAKANO SHINJI ,  YAMAUCHI TAKAO ,  MORI HIDEMASA

IPC分类号： C07D265/34 ,  C07D279/36 ,  C07D413/06 ,  C07D513/04 ,  C09K11/06 ,  H01L51/00 ,  H01L51/30 ,  H01L51/50 ,  H05B33/14 ,  C07D265/38

CPC分类号： C07D265/34 ,  C07D279/36 ,  C07D413/06 ,  C07D513/04 ,  C09K11/06 ,  C09K2211/1011 ,  C09K2211/1014 ,  C09K2211/1033 ,  C09K2211/1037 ,  C09K2211/1048 ,  C09K2211/1051 ,  H01L51/0059 ,  H01L51/0069 ,  H01L51/0071 ,  H01L51/0081 ,  H01L51/5012 ,  H05B33/14

摘要： A compound which emits a high-color-purity red light at a high luminance and has high fastness; and a luminescent element capable of emitting a light at a high luminance. The compound emitting a red light is a Nile Red type compound represented by the formula (1). The luminescent element has a luminescent layer containing the compound.