E.i. Dupont De Nemours and Company

Lg Chem, Ltd

Mark A Guidry

Norman Herron

Ying Wang

Nora Sabina Radu

Weiying Gao

Daniel David Lecloux

Eric Maurice Smith

Vsevolod Rostovtsev

Jeffrey A Merlo

Kalindi Dogra

Yulong Shen

Brian C Auman

Adam Fennimore

William Robert Corcoran

Weishi Wu

John Donald Summers

Steven Willis Shuey

Kerwin D Dobbs

William J Delaney

Juergen Weber

John R Dodd

Nora Sabrina Radu

Victoria J North

Viasceslav Petrov

Samuel R Diamond

Jeffrey c/o EI Du Pont De Nemours And Company Merlo

There is disclosed a photoactive composition; and there is also disclosed an organic electronic device comprising a first electrical contact, a second electrical contact and a photoactive layer therebetween, the photoactive layer comprising the photoactive composition.

Photoactive composition

There is provided a compound having Formula I: In the formula: R, R, R, and Rare the same or different and are H, D, F, CN, alkyl, fluoroalkyl, aryl, heteroaryl, silyl, deuterated alkyl, deuterated partially-fluorinated alkyl, deuterated aryl, deuterated heteroaryl, deuterated silyl, alkoxy, aryloxy, fluoroalkoxy, siloxane, siloxy, deuteroalkoxy, deuteroaryloxy, deuterofluoroalkoxy, deuterosiloxane, or deuterosiloxy, with the proviso that at least one of Rand Ris heteroaryl or deuterated heteroaryl; R, R, R, R, R, and Rare the same or different at each occurrence and are D, F, CN, alkyl, fluoroalkyl, aryl, heteroaryl, silyl, deuterated alkyl, deuterated partially-fluorinated alkyl, deuterated aryl, deuterated heteroaryl, deuterated silyl, alkoxy, aryloxy, fluoroalkoxy, siloxane, siloxy, deuteroalkoxy, deuteroaryloxy, deuterofluoroalkoxy, deuterosiloxane, or deuterosiloxy, where adjacent groups selected from R, R, R, and Rcan be joined together to form a fused ring; Ris the same or different at each occurrence and is alkyl, aryl, or deuterated analogs thereof, where two alkyl Rgroups can be joined together to make a cycloalkyl spiro ring, and where two Rphenyl groups can be joined to form a spiro fluorene group; a and b are the same or different and are 0 or 1, with the proviso that a+b&#x2267;1; x is an integer of 0-3; y is an integer of 0-4; and z is an integer of 0-5.

Blue luminescent compounds

There is provided an electroactive compound having Formula I In the formula: Ar, Ar, and Arare the same or different and are aryl groups; Ris the same or different at each occurrence and is D, alkyl or aryl; a is an integer from 0-4. The compound has a LUMO level deeper than &#x2212;2.3 eV and a band gap of at least 2.9 eV.

Electroactive materials

The present invention relates to charge transport compositions. The invention further relates to electronic devices in which there is at least one active layer comprising such charge transport compositions.

Charge transport compositions and electronic devices made with such compositions

There is provided an organic electronic device having an anode, a hole injection layer, a photoactive layer, an electron transport layer, and a cathode. At least one of the photoactive layer and the electron transport layer includes a compound having Formula I where:

Electronic device including phenanthroline derivative

A substituted pyrene for electroluminescent applications and a method to produce the substituted pyrenes.

Substituted pyrenes and associated production methods for luminescent applications

Organometallic complexes are provided having at least one charge transporting ligand, and methods for making the same, as well as devices and sub-assemblies including the same.

Organometallic complexes

There is provided a green luminescent material having Formula I or Formula II Rand Rcan be the same or different and can be hydrogen, alkoxy, tertiary alkyl, or cycloalkyl. Rand Rare the same or different and can be fluorine, aryl, or alkyl. There is also provided an organic electronic device containing the green luminescent material.

Green luminescent materials

This invention relates to anthracene derivatives that are useful in electroluminescent applications. It also relates to electronic devices in which the active layer includes such an anthracene derivative.

Anthracene compounds for luminescent applications

Provided are complexes of the formula: where Ris H, R, OR, N(R)or CHAr; Ris H, CF, CFSO, COOR, or CN; Ris H, CF, CFSO, COOR, or CN; Ris the same or different at each occurrence and is H, alkyl, or aryl, or adjacent Rgroups can join together to form a 5- or 6-membered ring, or adjacent Rgroups can join together to form a 5- or 6-membered ring; or adjacent Rgroups can join together to form a multicyclic moiety; each Ar is independently an aryl group; L' is a polydentate ligand that is not a phenylpyridine, phenylpyrimidine, or phenylquinoline; L&#x2033; is a monodentate ligand, and is not a phenylpyridine, and phenylpyrimidine, or phenylquinoline; m is 1, 2 or 3; n is an integer from 1 through 20; y is 0, 1 or 2; and z is 0 or an integer from 1 through 4; with the proviso that the compound is charge neutral and the iridium is hexacoordinate.

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Wilmington, DE, United States of America

Mark A Guidry