Light-emitting polymer and organoelectroluminescent display...

Details Light-emitting polymer and organoelectroluminescent display... Light-emitting polymer and organoelectroluminescent display...

2008-03-25

2008-03-25

Garrett, Dawn (Department: 1794)

Stock material or miscellaneous articles

Composite

Of inorganic material

C428S917000, C257S040000, C257SE51027, C257SE51032, C257SE51036, C257SE51046, C313S504000, C313S506000, C528S008000, C528S010000, C528S394000, C528S397000, C528S403000, C528S423000

Reexamination Certificate

active

07348072

ABSTRACT:
A spirofluorene-type of a blue light-emitting polymer including an indenofluorene repeating unit having a spiroanthracene structure, and an organic electroluminescent display using the polymer. The brightness and efficiency property of the organic electroluminescent display are improved.

REFERENCES:
patent: 5621131 (1997-04-01), Kreuder et al.
patent: 5763636 (1998-06-01), Kreuder et al.
patent: 5859211 (1999-01-01), Kreuder et al.
patent: 6169163 (2001-01-01), Woo et al.
patent: 2005/0038223 (2005-02-01), Becker et al.
patent: 2002-326965 (2002-11-01), None

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