Organic element for electroluminescent devices

Details Organic element for electroluminescent devices Organic element for electroluminescent devices

2006-07-11

2006-07-11

Garrett, Dawn (Department: 1774)

Stock material or miscellaneous articles

Composite

Of inorganic material

C428S917000, C313S504000, C313S506000, C257S098000

Reexamination Certificate

active

07074502

ABSTRACT:
A phosphorescent electroluminescent device comprising a light-emitting layer containing a host material and a phosphorescent light-emitting material wherein the host material comprises a boron compound containing at least one boron-nitrogen bond. Such devices provide useful light emissions.

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M. E. Glogowski, et al., “Boron Photochemistry X. Anilinodiaryl Boranes: Their Synthesis and Photo Chemistry”, Journal of Organometallic Chemistry, 54, 1973, pp. 51-60.
W. R. Purdum, et al., Improved Preparation of Tris(organoamino)boranes, Journal of Inorganic and Nuclear Chemistry, vol. 36, 1974, pp. 1465-1468.

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