Lg Chem, Ltd

Dupont Electronics, Inc.

University of Michigan

University of Southern California

E.i. Dupont De Nemours and Company

Rohm and Haas Electronic Materials Korea Ltd.

Viacheslav V Diev

Weiying Gao

Weishi Wu

Michael Henry Howard, Jr

Stephen R Forrest

Mark Edward Thompson

Kerwin D Dobbs

Kenneth Hanson

Michael R Moseley

Norman Herron

Nora Sabina Radu

Eric Maurice Smith

Hjalti Skulason

Kalindi Dogra

Guodan Wei

Hee Hyun Lee

Xin Xiao

John D Allen

Giang Dong Vo

Siyi Wang

Yunlong Zou

Lincoln Hall

Kalyan Venkata Chalapathi Rapolu

Rakesh Nambiar

Hong Meng

Jeramy David Zimmerman

Gene M Rossi

Chi-Sik Kim

Chi Zhang

Charles D McLaren

Soo-Yong Lee

Denis Yurievich Kondakov

Seung-Hoon Yoo

Yoo-Jin Doh

Mi-Ran Seo

John David Allen

Provided herein are a fused polycyclic compound, and an electronic device having at least one organic layer comprising the fused polycyclic compound as an electroactive compound.

Electroactive materials

Disclosed is a polyamic acid having Formula I In Formula I: Rrepresents one or more different tetracarboxylic acid component residues; Rrepresents one or more different aromatic diamine residues or aromatic diisocyanate residues; and 5-100 mol % of Rhas Formula II In Formula II: Rthrough Rare the same or different and are haloalkyl or haloalkoxy; Ris the same or different at each occurrence and is deuterium, halogen, cyano, hydroxyl, alkyl, deuterated alkyl, heteroalkyl, alkoxy, heteroalkoxy, haloalkyl, haloalkoxy, silyl, siloxy, hydrocarbon aryl, substituted hydrocarbon aryl, heteroaryl, substituted heteroaryl, vinyl, or allyl; n is an integer from 0-10; x1 and x4 are the same or different and are an integer from 0-3; x2 and x3 are the same or different and are an integer from 0-2; and * indicates a point of attachment.

Polymers for use in electronic devices

The present disclosure relates to a plurality of light-emitting materials, an organic electroluminescent compound, and an organic electroluminescent device comprising the same. By comprising the organic electroluminescent compound or a specific combination of compounds according to the present disclosure as a host material and/or a dopant material, it is possible to provide an organic electroluminescent device having improved driving voltage, luminous efficiency and/or lifetime properties compared to conventional organic electroluminescent devices.

Plurality of light-emitting materials, organic electroluminescent compound, and organic electroluminescent device comprising the same

There is provided a compound having Formula I, Formula II, or Formula III. The variables are described in detail herein.

Electroactive compounds

Disclosed is a polyanhydride having Formula I where A is In Formula I: Rand Rare the same or different at each occurrence and are F, CN, alkyl, fluoroalkyl, alkoxy, fluoroalkoxy, silyl, siloxy, unsubstituted or substituted hydrocarbon aryl, unsubstituted or substituted heteroaryl, or unsubstituted or substituted aryloxy; Rand Rare the same or different and are A, A, H, F, CN, alkyl, fluoroalkyl, alkoxy, fluoroalkoxy, silyl, siloxy, unsubstituted or substituted hydrocarbon aryl, unsubstituted or substituted heteroaryl, or unsubstituted or substituted aryloxy; Rand Rare the same or different and are H, F, CN, alkyl, fluoroalkyl, alkoxy, fluoroalkoxy, silyl, siloxy, unsubstituted or substituted hydrocarbon aryl, unsubstituted or substituted heteroaryl, and unsubstituted or substituted aryloxy; Ris selected from the group consisting of alkyl, silyl, unsubstituted or substituted hydrocarbon aryl, or unsubstituted or substituted heteroaryl; c and d are the same or different and are an integer from 0 to the maximum available; m and n are the same or different and are 0 or 1; Ato Aare the same or different and have the formula single dashed lines between two rings indicate that the rings are joined by a single bond or fused together at any available position; L is a bond or a hydrocarbon aryl; and at least two A groups are present.

There is disclosed squaraine compounds of formula I: wherein each of Yand Yis independently chosen from an optionally substituted amino group and an optionally substituted aryl group. Also described are organic optoelectronic devices comprising a Donor-Acceptor heterojunction that is formed from one or more of the squaraine compounds. A method of making the disclosed device, which may include one or more sublimation step for depositing said squaraine compound, is also disclosed.

Organic photosensitive devices comprising aryl squaraines and methods of making the same

Disclosed is a dianhydride having Formula I, and diamines having Formula IV and Formula VII In the formulas: Y is alkyl, silyl, ester, siloxane, oligosiloxane, polysiloxane, O, S, SO, BR, NR, P(O)R, unsubstituted or substituted carbocyclic aryl, or unsubstituted or substituted heteroaryl and deuterated analogs thereof; Ar— Arare the same or different and are carbocyclic aryl, heteroaryl, or substituted derivatives thereof; Qis a single bond, alkyl, silyl, ester, siloxane, oligosiloxane, polysiloxane, O, S, SO, BR, NR, P(O)R, unsubstituted or substituted carbocyclic aryl, or

There is disclosed a compound Formula I In Formula I:

There is provided a compound having Formula (I), Formula (II), or Formula (III). The variables are described in detail herein. 

There is provided a compound having Formula I In Formula I: Arand Arare the same or different and are aryl, heteroaryl, or deuterated analogs thereof; Land Lare the same or different and are H, D, halogen, aryl, arylamino, crosslinkable groups, deuterated aryl, deuterated arylamino, or deuterated crosslinkable groups; R-Rare the same or different at each occurrence and are D, F, CN, hydrocarbon aryl, heteroaryl, aryloxy, fluoroaryl, alkyl, fluoroalkyl, alkoxy, fluoroalkoxy, amino, silyl, siloxane, siloxy, germyl, deuterated hydrocarbon aryl, deuterated heteroaryl, deuterated aryloxy, deuterated fluoroaryl, deuterated alkyl, deuterated fluoroalkyl, deuterated alkoxy, deuterated fluoroalkoxy, deuterated amino, deuterated silyl, deuterated siloxane, deuterated siloxy, or deuterated germyl, wherein adjacent groups selected from R-Rcan be joined together to form a fused ring; a is 0 or 1; b is 0 or 1; x and x1 are the same or different and are an integer from 0-5; y and y1 are the same or different and are an integer from 0-4; n is an integer greater than 0, with the proviso that when n=1, Land Lare selected from Cl, Br, crosslinkable groups and deuterated crosslinkable groups; and BzF is benzofluorene.

There is provided a compound having Formula I In Formula I: BCz is a substituted or unsubstituted benzocarbazole unit; Land Lare the same or different and are H, D, halogen, aryl, arylamino, crosslinkable groups, deuterated aryl, deuterated arylamino, or deuterated crosslinkable groups; Qand Qare the same or different and are a single bond, alkyl, aryl, heteroaryl, diarylamino, triarylamino, deuterated alkyl, deuterated aryl, deuterated heteroaryl, deuterated diarylamino, or deuterated triarylamino; and n is an integer greater than 0, with the proviso that when n=1, Land Lare Cl, Br, crosslinkable groups or deuterated crosslinkable groups.

The present invention provides a thick-film paste composition for printing the front side of a solar cell device having one or more insulating layers. The thick-film paste comprises an electrically conductive metal and an oxide composition dispersed in an organic medium that includes an organopolysiloxane and a fluorine-containing degradation agent.

Conductive paste composition and semiconductor devices made therewith

A compound that can be used as a donor material in organic photovoltaic devices comprising a non-activated porphyrin fused with one or more non-activated polycyclic aromatic rings or one or more non-activated heterocyclic rings can be obtained by a thermal fusion process. The compounds include those having the following structure  By heating the reaction mixture of non-activated porphyrins with non-activated polycyclic aromatic rings or heterocyclic rings to a fusion temperature and holding for a predetermined time, fusion of one or more polycyclic rings or heterocyclic rings to the non-activated porphyrin core in meso,&#x3b2; fashion is achieved resulting in hybrid structures containing a distorted porphyrin ring with annulated aromatic rings. The porphyrin core can be olygoporphyrins.

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Wilmington, DE, United States of America

Viacheslav V Diev