E.i. Dupont De Nemours and Company

Troy C Gehret

Nora Sabina Radu

Gary A Johansson

Kyung-Ho Park

Daniel David Lecloux

Eric Maurice Smith

Adam Fennimore

Michael Henry Howard, Jr

Reid John Chesterfield

Gene M Rossi

Frederick P Gentry

Ying Wang

Giang Dong Vo

Norman Herron

Jerald Feldman

Kerwin D Dobbs

Charles D McLaren

Michael Henry Howard Jr

There is provided a compound having Formula II In Formula II: Rand Rare the same of different and can be alkyl, branched alkyl, cyclic alkyl, silyl, aryl, deuterated alkyl, deuterated branched alkyl, deuterated cyclic alkyl, deuterated silyl, and deuterated aryl; Ris the same or different at each occurrence and can be D, alkyl, branched alkyl, cyclic alkyl, silyl, aryl, deuterated alkyl, deuterated branched alkyl, deuterated cyclic alkyl, deuterated silyl, and deuterated aryl; Rcan be H or D; and a is an integer from 0-5.

Blue luminescent compounds

There is provided a compound having Formula II In Formula II: R-Rare the same or different at each occurrence and can be D, alkyl, silyl, aryl, deuterated alkyl, deuterated silyl, or deuterated aryl; a and c are the same or different and are an integer from 0-5; and b and d are the same or different and are an integer from 0-4.

A compound having Formula I, Formula II, or Formula III: Armay independently be phenylene, substituted phenylene, naphthylene, or substituted naphthylene. Aris the same or different at each occurrence and is an aryl group. M is the same or different at each occurrence and is a conjugated moiety. Tand Tare independently the same or different at each occurrence and are conjugated moieties which are connected in a non-planar configuration; a and e are the same or different at each occurrence and are an integer from 1 to 6; b, c, and d are mole fractions such that b+c+d=1.0, with the proviso that c is not zero, and at least one of b and d is not zero, and when b is zero, M has at least two triarylamine units; and n is an integer greater than 1.

Electroactive materials

A compound having Formula I, Formula II, or Formula III: Armay independently be phenylene, substituted phenylene, naphthylene, or substituted naphthylene. Aris the same or different at each occurrence and is an aryl group. M is the same or different at each occurrence and is a conjugated moiety. Tand Tare independently the same or different at each occurrence and are conjugated moieties which are connected in a non-planar configuration.

The present invention relates to novel compounds and polymers, compositions comprising novel compounds or polymers, and electronic devices comprising at least one layer containing the compound or polymer.

Compositions comprising novel compounds and polymers, and electronic devices made with such compositions

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Wilmington, DE, United States of America

Troy C Gehret