Charge transporting material, organic electroluminescent...

Details Charge transporting material, organic electroluminescent... Charge transporting material, organic electroluminescent...

2005-11-01

2005-11-01

Garrett, Dawn L. (Department: 1774)

Stock material or miscellaneous articles

Composite

Of inorganic material

C429S901000, C252S301160, C313S504000, C313S506000, C526S259000, C526S280000, C526S256000

Reexamination Certificate

active

06960398

ABSTRACT:
A charge transporting material provided by the present invention comprising a compound, a molecular structure of which has at least one repeating unit represented by the following formula (1):wherein, Ar is a non-substituted or substituted arylene group having 6 or more to 60 or less carbon atoms related to a conjugated bond or a non-substituted or substituted heterocyclic group having 4 or more to 60 or less carbon atoms related to a conjugated bond, andwherein, each R may be independently selected from the group consisting of hydrogen atom, alkyl group having 1 to 20 carbon atoms, alkoxyl group having 1 to 20 carbon atoms, alkylthio group having 1 to 20 carbon atoms, alkylsilyl group having 1 to 60 carbon atoms, alkylamino group having 1 to 40 carbon atoms, aryl group having 6 to 60 carbon atoms, aryloxyl group having 6 to 60 carbon atoms, arylalkyl group having 7 to 60 carbon atoms, arylalkoxyl group having 7 to 60 carbon atoms, arylalkenyl group having 8 to 60 carbon atoms, arylamino group having 6 to 60 carbon atoms, heterocyclic group having 4 to 60 carbon atoms, cyano group, nitro group, and halogen atoms.

REFERENCES:
patent: 61-173255 (1986-08-01), None
patent: 2003-178884 (2003-06-01), None
patent: WO 03/076548 (2003-09-01), None
Ostrauskaite et al., Polymer Bulletin, (49), p. 95-101 (2002).
Sasakawa et al., Macromolecules, vol. 22, p. 4253-4259, (1989).

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