Compound comprising phenyl pyridine units

Details Compound comprising phenyl pyridine units Compound comprising phenyl pyridine units

2008-10-27

2011-10-18

Garrett, Dawn L. (Department: 1786)

Stock material or miscellaneous articles

Composite

Of inorganic material

C428S917000, C313S504000, C313S506000, C546S255000, C546S261000, C546S256000, C546S013000, C257S040000

Reexamination Certificate

active

08039125

ABSTRACT:
Organic compounds of formula I may be used in optoelectronic deviceswhereinR1is, independently at each occurrence, a C1-C20aliphatic radical, a C3-C20aromatic radical, or a C3-C20cycloaliphatic radical;R2is, independently at each occurrence, a C1-C20aliphatic radical, a C3-C20aromatic radical, or a C3-C20cycloaliphatic radical;a is, independently at each occurrence, an integer ranging from 0-4;b is, independently at each occurrence, an integer ranging from 0-3;Ar1is a direct bond or heteroaryl, aryl, or alkyl or cycloalkyl;Ar2is heteroaryl, aryl, or alkyl or cycloalkyl;c is 0, 1 or 2; andn is an integer ranging from 2-4.

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Machine translation for JP 2003-282270 A, which was published Oct. 2003.
PCT International Search Report dated Jul. 14, 2009.
Promarak et al., “Synthesis and Properties of Stable Amorphous Hole-Transporting Molecules for Electroluminescent Devices”, Science Direct, Tetrahedron Letters, vol. 47, pp. 8949-8952, 2006.
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