Title:
BLUE COLOR FILTER AND ORGANIC ELECTROLUMINESCENCE DEVICE INCLUDING THE SAME
Document Type and Number:
WIPO Patent Application WO/2005/003825
Kind Code:
A1
Abstract:
A blue color filter comprising a first dye represented by the structural formula (1) in the description and a binder resin and further comprising a second dye capable of absorbing fluorescence from the first dye and not exhibiting any fluorescence maximum in the visible wavelength region. This blue color filter realizes high blue color purity and transmission factor, being excellent in contrast and is suitable for use in an organic EL display. There is further provided an organic EL device including the same.
Inventors:
KAWAGUCHI KOJI (JP)
KOBAYASHI RYOJI (JP)
SAKURAI KENYA (JP)
KOBAYASHI RYOJI (JP)
SAKURAI KENYA (JP)
Application Number:
PCT/JP2003/008279
Publication Date:
January 13, 2005
Filing Date:
June 30, 2003
Export Citation:
Assignee:
FUJI ELECTRIC HOLDINGS (JP)
KAWAGUCHI KOJI (JP)
KOBAYASHI RYOJI (JP)
SAKURAI KENYA (JP)
KAWAGUCHI KOJI (JP)
KOBAYASHI RYOJI (JP)
SAKURAI KENYA (JP)
International Classes:
C09B23/00; C09B23/02; G02B5/20; G02B5/22; H05B33/12; H05B33/14; (IPC1-7): G02B5/20; C09B23/00; G02B5/22; H05B33/12; H05B33/14
Foreign References:
| GB2349388A | 2000-11-01 | |||
| EP1125987A2 | 2001-08-22 | |||
| JP2002022935A | 2002-01-23 |
Attorney, Agent or Firm:
Yamaguchi, Iwao c/o YAMAGUCHI International Patent Office (3-2 Higashigotanda 2-chom, Shinagawa-ku Tokyo, JP)
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