Organic compounds -- part of the class 532-570 series – Organic compounds – Amino nitrogen containing
Reexamination Certificate
2007-03-27
2007-03-27
O'Sullivan, Peter (Department: 1621)
Organic compounds -- part of the class 532-570 series
Organic compounds
Amino nitrogen containing
C564S429000, C564S434000, C430S073000, C428S917000
Reexamination Certificate
active
10508910
ABSTRACT:
The invention provides 1,3,5-tris(arylamino)benzenes represented by the general formula (I)wherein A is naphthyl, anthryl, phenanthryl, biphenylyl or terphenylyl group, and R is alkyl having 1–6 carbon atoms or cycloalkyl group having five or six carbon atoms.The 1,3,5-tris(arylamino)benzenes have oxidation potentials in the range of about 0.5–0.6V, excellent reversibility in oxidation-reduction process and high glass transition temperatures and in addition, they are capable of forming stable and durable amorphous film useful as high performance organic semiconductors at normal temperatures or higher with no aid of binder resins, that is, by themselves.
REFERENCES:
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Hiroshi Inada “Creation of Photo- and Electro-active Amorphous Molecular Materials”Bando Technical Report. 1998, No. 2, pp. 9-18.
Akashi Nobutaka
Hayashi Tomoko
Norisada Hideki
Shirota Yasuhiko
Bando Chemical Industries Ltd.
Hamre Schumann Mueller & Larson PC
O'Sullivan Peter
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