Compound comprising phenyl pyridine units

Details Compound comprising phenyl pyridine units Compound comprising phenyl pyridine units

2009-06-05

2011-11-08

Garrett, Dawn L (Department: 1786)

Stock material or miscellaneous articles

Composite

Of inorganic material

C428S917000, C313S504000, C313S506000, C546S013000, C546S015000, C546S256000, C546S261000, C546S255000, C252S301160

Reexamination Certificate

active

08053095

ABSTRACT:
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;a is, independently at each occurrence, an integer ranging from 0-4;b is 0, 1 or 2;Ar1is a direct bond or heteroaryl, aryl, or alkyl or cycloalkyl;Ar2is heteroaryl, aryl, or alkyl or cycloalkyl;c is an integer ranging from 1-7; andn is an integer ranging from 2-4.

REFERENCES:
patent: 2004-014440 (2004-01-01), None
patent: 2005/062676 (2005-07-01), None
Search Report and Written Opinion issued in connection with corresponding WO Patent Application No. PCT/ US09/46372 filed on Jun. 5, 2009.

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