Xerox Corporation

James McConnell Duff

James Daniel Mayo

Ah-Mee Hor

Timothy P Bender

John Graham

Gordon K Hamer

C Geoffrey Allen

Jeffrey H Banning

Roger E Gaynor

Bo Wu

Rina Carlini

Cindy C Chen

Melvin D Croucher

Terry L Bluhm

Cheng K Hsiao

Peter Michael Kazmaier

Liang-Bih Lin

Raymond W Wong

Cheng-Kuo Hsiao

Andronique Ioannidis

Guerino G Sacripante

Jeffery H Banning

Jule W Thomas, Jr

Nancy Lynn Belknap

Wolfgang G Wedler

Nan-Xing Hu

Cuong Vong

Sandra J Gardner

Paul Farrell Smith

Lanhui Zhang

Dasarao K Murti

Randall Ray Bridgeman

Grazyna E Kmiecik-Lawrynowicz

Donald R Titterington

John S Chambers

H Bruce Goodbrand

Linda L Ferrarese

George Liebermann

Michael B Meinhardt

James M Markovics

Anna M Main

Jin Wu

Beng S Ong

Barkev Keoshkerian

Raj D Patel

Kenny-Tuan Dinh

Zoran D Popovic

Giuseppa Baranyi

Rafik O Loutfy

Francoise M Winnik

Harold F Hammond

Michael L Hair

Charles G Allen

Anthony R Davidson

John R Fuller

Randolph E Branston

Hai-Yen T Tran

George R Pravato

Yiliang Wu

Timothy J Fuller

Marcel Philippe Breton

John F Yanus

Yu Qi

Stephan V Drappel

Yuhua Tong

Damodar M Pai

Satchidanand Mishra

Joseph A Swift

Markus Rudolf Silvestri

Hadi K Mahabadi

Thomas W Smith

Huoy-Jen Yuh

Michael A Hopper

David L Hecht

Hany Maher Aziz

Marko D Saban

Milan Stolka

Trevor I Martin

C Wayne Jaeger

Richard G Crystal

Helen R Cherniack

Carol A Jennings

Richard H Nealey

Andrew R Melnyk

Joan R Ewing

Thomas E Orlowski

Rosa M Duque

Kar P Lok

Raymond E Bailey

Kerstin M Henseleit

John M Lennon

Nam S Ro

Mohammad Esteghamatian

William Riske

T Edward Petroff

Harold R Frame

Ah M Hor

Stephen Drappel

Grazyna Kmiecik-Lawrynowica

Stephen G Robinson

Polymers of naphthalene tetracarboxylic diimide dimmers are provided. The polymers are of the Formula I wherein the A units are selected from and Formula IX The polymers are suitable for use in the active layer of an imaging member and exhibit properties of both a binder and an electron-transporting material.

Polymers of napthalene tetracarboxylic diimide dimers

Disclosed is a compound comprising three or more moieties of the formula said moieties being bonded to a central atom, monomeric group of atoms, oligomer, or polymer. Also disclosed is a phase change ink composition comprising a phase change ink carrier and a colorant compound comprising three or more moieties of the formula said moieties being bonded to a central atom, monomeric group of atoms, oligomer, or polymer.

Multi-chromophoric AZO pyridone colorants

A photoconductive member component comprising a supporting substrate and thereover a photogenerating layer comprising a tetrahalobenzamidazolebenzene or a bis(tetrahalophenyl)biphenylbisimidazole of the alternative following formulas or dimers thereof wherein each of R, R, R, R, and Rare the same or different and are independently selected from the group comprising hydrogen, alkyl, aryl, and halogen, and a charge transport layer component.

Photoconductive members

A compound comprising a tetrahalobenzamidazolebenzene or a bis(tetrahalophenyl)biphenylbisimidazole of the alternative following formulas or dimers thereof wherein each of R, R, R, R, and Rare the same or different and are independently selected from the group comprising hydrogen, alkyl, aryl, and halogen.

Multi-chromophoric azo pyridone colorants

A photoconductive member comprised of a hole blocking layer, a photogenerating layer, and a charge transport layer comprised of a polymer with a low dielectric constant and a charge transport component.

Photoconductive imaging members

Compounds of the formula wherein M is either (1) a metal ion having a positive charge of +p wherein p is an integer which is at least 2, said metal ion being capable of forming a compound with at least two chromogen moieties, or (2) a metal-containing moiety capable of forming a compound with at least two chromogen moieties, z is an integer representing the number of chromogen moieties associated with the metal and is at least 2, and R, R, R, R, R, R, R, a, b, c, d, Y, Q, A, and CA are as defined herein.

Colorant compounds

A photoconductive member containing a supporting substrate, a photogenerating layer, and a charge transport layer and wherein the photogenerating layer comprises a photogenerating component, and an electron transport component.

Imaging members

A member including for example, a substrate, a charge blocking layer, an optional adhesive layer, a charge generating layer comprising particles comprising a photogenerating layer of for example, chlorogallium phthalocyanine dispersed in a matrix comprising a charge transport molecule, an electron transport molecule which functions to sensitize the chlorogallium phthalocyanine pigment in the charge generating layer and mixtures thereof, and a film forming binder.

A photoconductive imaging member comprised of a supporting substrate, and thereover a single layer comprised of a mixture of a photogenerator component, charge transport components, and a certain electron transport component, and a certain polymer binder.

Compounds of the formula wherein R, R, R, R, R, R, R, a, b, c, d, Y, Q, Q&#x2014;, A, and CA are as defined herein.

According to the present invention is an electrophotographic imaging member which is a thin dual layer structure comprising a top layer of a durable and wear-resistant layer and a bottom layer which is bipolar. The electrophotographic imaging member of the invention may be top surface charge generating or bottom surface charge generating and in either case has an overall negative charging mode of operation.

Electrophotographic imaging members

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Mississauga, Canada

James McConnell Duff