Xerox Corporation

Other

Yu Liu

Sarah Jane Vella

Nan-Xing Hu

Gregory McGuire

Johann Junginger

Richard Andrew Klenkler

Vladislav Skorokhod

Ke Zhou

Yulin Wang

Frank Ping-Hay Lee

Gaetano J Lavigne

Yiliang Wu

Vlad Skorokhod

Frank Ping Lee

Cuong Vong

Shigang S Qiu

Paul Joseph Gerroir

Greg McGuire

Naveen Chopra

Ping Liu

Yu Qi

Guiqin Song

Adrien Pierre Cote

Marko D Saban

Yvan Gagnon

Michael J D'Amato

Richard Klenkler

John Abate

Biritawit Asfaw

Rashid Mahmood

David Thomas Borbely

Harry P Latchman

Simon C Burke

Ivan Uschak

Gregory Mcguire

A delivery member for use in an image forming apparatus. The delivery member has a support member and a first layer disposed on the support member. The first layer includes a cross-linked elastomeric matrix, a stabilizing polymer comprising a polysiloxane backbone, and a functional material. Coating mixtures for preparing such delivery members having a first layer. Image forming apparatuses containing such delivery members.

Stabilizing polymers to control passive leaking of functional materials from delivery members

A method and system for magnetic actuated mixing which use magnetic particles and electromagnetic field to facilitate the mixing. The method and system use magnetic particles and a generated electromagnetic field to facilitate the milling as well. The method and system can be used in any application that requires the preparation of small-sized particles at either the micro or nano scale, including for example, preparing toners, inks, wax, pigment dispersions and the like.

Method and system for magnetic actuated mixing

Methods for lubricating an imaging member include applying lubricant-containing capsules to the surface of the imaging member via a non-contact applicator. The capsules are applied upstream of a cleaning blade after image transfer to another substrate, such that the cleaning blade ruptures the capsules, thereby releasing the lubricant contained therein.

Method for lubricating imaging member by applying lubricant-containing capsules via a non-contact applicator

An ink jet printing system comprises an ink reservoir, an ink passageway, an inkjet nozzle, and a plurality of magnetic elements that are located adjacent at least one of the ink reservoir and the ink passageway. The at least one of the ink reservoir and the ink passageway further includes having micro-magnetic particles located therein. The magnetic particles may have a particle size from about 500 nm to about 50 microns. The ink reservoir and ink passageway further contain ink composition comprising pigment colorant. The plurality of magnetic elements provide a magnetic field to be applied to the micro-magnetic particles which results in a chaotic motion of the magnetic particles in the ink mixture.

Method and system for magnetic particle assisted add-on module on inkjet printer to prevent ink from settling

Embodiments pertain to a method of creating an electrostatic latent image through use of an electrostatic latent image generating device comprising a single exposing device for selectively exposing a surface of the electrostatic imaging member to light, and a single electrostatic charging device for charging the surface of the electrostatic imaging member, wherein the exposing device is located before the electrostatic charging device such that the exposing the surface of the electrostatic imaging member to light precedes the charging the surface of the electrostatic imaging member and wherein charge is not accepted by the exposed surface of the electrostatic imaging member and the charge is accepted by the unexposed surface of the electrostatic imaging member.

Electrostatic imaging member and methods for using the same

A method for preparing a latex or dispersion, the method comprising contacting at least one resin with an organic solvent to form a resin mixture; neutralizing the resin mixture with a neutralizing agent; and subjecting the resin mixture flow to steam flow in a continuous manner to form a dispersion. A method for forming toner, the method comprising: contacting a resin to an organic solvent and a neutralizing agent to form a resin mixture; subjecting the resin mixture flow to a steam flow in a continuous manner to form a dispersion; aggregating particles from a pre-toner mixture, the pre-toner mixture comprising the dispersion, an optional colorant, and an optional wax; and coalescing the aggregated particles to form toner particles. An apparatus that can perform the methods.

Phase immersion emulsification process and apparatus

A process and device for making a latex emulsion suitable for use in a toner composition which uses Steam Injection Emulsification (SIE) are disclosed, including a steam injection nozzle system, where the nozzle has one or more holes for releasing steam into an emulsion, which induces turbulence in the emulsion to facilitate emulsification, solvent distillation or both to produce latex emulsions for making toner.

Steam injection nozzle for emulsification/distillation

The present embodiments disclose processes for preparing a polyester latex containing an amount of residual organic solvent which is less than 100 ppm by weight of the total weight of the polyester latex.

Steam injection process for preparing polyester latex and apparatus thereof

A method for preparing a pigment dispersion includes a) adding a pigment, a surfactant, and a solvent into a vessel, b) adding magnetic particles into the vessel; and c) applying a varying magnetic field to move the magnetic particles to mill down pigment particle size. A system for preparing a pigment dispersion includes a) a vessel for holding a solution comprising pigment particles, a surfactant and a solvent, b) magnetic particles added to the solution, c) a source for applying a varying magnetic field to move the magnetic particles to mill down pigment particle size, and d) a collector for collecting the magnetic particles for re-using at a later time.

Method and system for magnetic actuated milling for pigment dispersions

An imaging apparatus includes an imaging member having a surface, a development component that is not in physical contact with the imaging member, and a power source for generating an electric field between the imaging member surface and the development component. An ink is electrohydrodynamically transferred from the development component to the imaging member surface when the electric field is generated.

Printing apparatus and method using electrohydrodynamics

There is described an a bias charge roller including an electrically conductive core and an outer layer axially supported on the core. The outer layer includes a continuous raised pattern above a non-contact surface wherein the continuous raised pattern includes a contact surface having a height of from about 10 microns to about 40 microns above the non-contact surface. The outer layer transitions from the contact surface to the non-contact surface over a minimum linear distance of 100 microns or greater. The contact surface is configured to contact a charge-retentive surface of an electrophotographic imaging member so as to charge the charge-retentive surface.

Semi-contact bias charge roller

An imaging apparatus includes an imaging member having a surface, a delivery member that is spaced apart from the imaging member, and a power source for generating an electric field between the imaging member surface and the delivery member. A functional material is electrohydrodynamically transferred from the delivery member to the imaging member surface when the electric field is generated.

Coating apparatuses and methods

An image forming apparatus includes an electrophotographic photoconductive member and a delivery unit. The delivery unit is disposed in contact with a surface of the photoconductive member to apply a layer of functional materials to the surface of the photoconductive member, wherein a cylindrical axis of the delivery unit is angled with respect to a cylindrical axis of the photoconductive member to increase uniformity of the functional materials layer. An image forming apparatus an electrophotographic photoconductive member, a charging unit and a delivery unit disposed in contact with the surface of the charging unit, wherein the delivery unit applies a layer of functional materials to the surface of the photoconductive member. and a cylindrical axis of the delivery unit is angled with respect to a cylindrical axis of the charging unit to increase the uniformity of the functional materials layer.

Angled alignment method for liquid materials applicator in better contact with photoreceptor or bias charge roller to minimize torque during cycling

Embodiments pertain to a novel imaging member, namely, an electrostatic latent image generating member, and methods for using the same, that can generate an electrostatic latent image through charge acceptance control and without the need for conventional post charging photodischarge, eliminating process steps and avoiding limitations in system speed due to the transit time of charge carriers after light exposure.

Growing community of inventors

Mississauga, Canada

Yu Liu