Xerox Corporation

Tektronix, Inc.

University of Montreal

Jeffrey H Banning

Donald R Titterington

Stephan V Drappel

Rina Carlini

James Daniel Mayo

Jule W Thomas, Jr

Michael B Meinhardt

Marcel Philippe Breton

Bo Wu

Peter Gordon Odell

James McConnell Duff

Clifford Riley King

Wolfgang G Wedler

Randall Ray Bridgeman

Danielle C Boils-Boissier

James D Wuest

H Bruce Goodbrand

C Wayne Jaeger

Marie-Eve Perron

Naveen Chopra

Jennifer Lynne Belelie

Paul Farrell Smith

Roger E Gaynor

Adela Goredema

Kentaro Morimitsu

Alex J Kugel

Hugues Duval

Paul J McConville

Eniko Toma

Dominic Laliberte

Jule W Thomas

Nan-Xing Hu

Gabriel Iftime

Barkev Keoshkerian

Daryl Walter Vanbesien

C Geoffrey Allen

Sandra J Gardner

George Liebermann

Caroline Melanie Turek

Jenny Eliyahu

James Michael Chappell

Christine E Bedford

Fusheng Xu

Chris A Wagner

Alexander Kugel

Francis Monchamp

Guerino G Sacripante

Hadi K Mahabadi

Trevor James Snyder

Michelle Chretien

Biby Esther Abraham

Christopher A Wagner

Mihaela Maria Birau

Marko D Saban

Loc V Bui

Corey L Tracy

Carol A Jennings

Karl W Dawson

Maria Birau

Rosa M Duque

Joanne L Lee

Salma Falah Toosi

Nam S Ro

Jennifer Rea

Jonathan Siu-Chung Lee

Nathan G Starr

Ian R Duffy

Harold R Frame

Stephen G Robinson

Tania Pereira

Michelle N Chretien

Paul J Mcconville

Ian Duffy

Phase change ink compositions having a phase change carrier composition containing a wax and a wax-soluble near-infrared (NIR) dye having an absorption maximum in the wavelength region from about 700 nm to about 1400 nm. Near-infrared prints prepared with such phase change ink compositions. Methods of producing a layer of such a phase change ink on the surface of a substrate.

Phase change inks containing wax-soluble near-infrared dyes

A phase change ink composition comprising an amorphous component, a crystalline material, and optionally, a colorant, which are suitable for ink jet printing, including printing on coated paper substrates and are suitable for fast printing processes. In particular, the crystalline component comprises a diurethane compound or derivatives thereof.

Phase change ink compositions comprising crystalline diurethanes and derivatives thereof

An embodiment of the present disclosure is directed to an amorphous bis-urea compound having a formula 1: where X is a branched alkyl bridge and R' and R&#x2033; are alkyl groups.

Bis-ureas as amorphous materials for phase-change ink

A compound comprising a boron subphthalocyanine moiety, a plurality of solubilizing substituents positioned on peripheral cyclic groups of the boron subphthalocyanine moiety and an axial substituent positioned on the boron atom of the boron subphthalocyanine moiety. The plurality of solubilizing substituents comprise an oxygen or sulfur containing functional group and a substituted or unsubstituted, linear, branched or cyclic, aliphatic or aromatic terminal hydrocarbyl group that is 8 or more carbon atoms in length, the hydrocarbyl group optionally containing one or more heteroatoms. The axial substituent is selected from the group consisting of halogen, alkyloxy, haloalkyloxy, ester, carbonyl substituted alkyl, carbonyl substituted haloalkyl, alkylaryloxy, haloalkylaryloxy, alkyl sulfonyl, haloalkyl sulfonyl, alkylaryl sulfonyl and haloalkylaryl sulfonyl. The compound is not one of the following compounds: a) Phenoxytrispentadecylphenoxyboronsubphthalocyanine, b) Chlorotrispentadecylphenoxyboronsubphthalocyanine, or c) 3-Pentadecylphenoxytrispentadecylphenoxyboronsubphthalocyanine. Processes for making the compound are also taught.

Boron subphthalocyanine compounds and method of making

A dye compound of formula 1: where R and R' are substituents independently selected from the group consisting of a hydrogen atom, Cto Calkyl and a solubilizing moiety comprising a substituted or unsubstituted Cto Chydrocarbyl group. At least one of R and R&#x2032; is not a hydrogen atom or Cto Calkyl. R&#x2033; and R&#x2032;&#x2033; can be independently selected from the group consisting of a hydrogen atom, Cto Calkyl groups or halogens; and X is a squaric acid moiety. A property of the dye compound is that it absorbs radiation having a wavelength in the range of about 700 nm to about 1400 nm.

Dye compounds, method of making the compounds and ink composition employing the compounds

Disclosed herein are curable solid inks which are solid at room temperature and molten at an elevated temperature at which the molten ink is applied to a substrate. In particular, the curable solid ink of the present embodiments comprises a cyclohexyl-based crystalline gellant that impart self-leveling capabilities to the inks, where the cyclohexyl-based crystalline gellant have a structure of Formula I: wherein each X, Y, p, q, R, R, R, and Rare as defined herein.

Curable solid inks containing cyclohexyl-based crystalline gellants

A compound comprising a boron subphthalocyanine moiety, a plurality of solubilizing substituents positioned on peripheral cyclic groups of the boron subphthalocyanine moiety and an axial substituent positioned on the boron atom. The plurality of solubilizing substituents comprise an oxygen or sulfur containing functional group and a substituted or unsubstituted, linear, branched or cyclic, aliphatic or aromatic terminal hydrocarbyl group that is 8 or more carbon atoms in length, the hydrocarbyl group optionally containing one or more heteroatoms. The axial substituent is a cyclic group selected from the group consisting of heterocyclic amine groups, diaryl ketone groups, benzotriazole groups, benzyl alcohol groups and polycyclic aromatic hydrocarbon groups, the cyclic group being bonded to the boron atom by an oxygen containing linking moiety, the cyclic group optionally being substituted with one or more additional substituents. If the axial group is a benzyl alcohol group, the alcohol substituent of the benzyl alcohol is not the oxygen containing linking moiety.

A phase change ink composition including an ink vehicle; an optional colorant; and ethylene vinyl acetate in an amount of from about 0.1 to about 10 percent by weight based on the total weight of the phase change ink composition.

Phase change ink containing ethylene vinyl acetate

A phase change ink composition comprising an amorphous component, a crystalline material, and optionally, a colorant, which are suitable for high speed ink jet printing, including printing on coated paper substrates. In embodiments, the amorphous component comprises a diurethane compound or derivatives thereof.

Phase change ink compositions comprising diurethanes as amorphous materials

A perimidine coupler of formula 1: where R and R' are substituents independently selected from the group consisting of a hydrogen atom, Cto Calkyl or a solubilizing moiety comprising a substituted or unsubstituted Cto Chydrocarbyl group. At least one of R and R&#x2032; is not a hydrogen atom or Cto Calkyl. R&#x2033; and R&#x2032;&#x2033; can be independently selected from the group consisting of a hydrogen atom, Cto Calkyl groups and halogens.

Dye compound and method of making the compound

Disclosed herein are curable solid inks which are solid at room temperature and molten at an elevated temperature at which the molten ink is applied to a substrate. In particular, the curable solid inks of the present embodiments comprise low molecular weight amide gellants that impart self-leveling capabilities to the inks. Also disclosed herein are methods for making the amide gellant and the inks comprising the amide gellants.

Low molecular weight amide gellants and methods for making the same

Exemplary embodiments provide a phase change ink composition including at least a first semi-crystalline material having a high amorphous content; and at least a second semi-crystalline material having a high crystalline content, such that the phase change ink has a viscosity ranging from about 0.1 cps to about 15 cps at a temperature ranging from about 60&#xb0; C. to about 145&#xb0; C. and the phase change ink composition has excellent robustness when forming images or printing on a printing substrate.

Blends of semi-crystalline materials for inks for direct-to-paper printing

A solid ink composition comprising an amorphous component, a crystalline material, and optionally, a colorant, which are suitable for ink jet printing, including printing on coated paper substrates. In embodiments, the solid ink formulation comprises a blend of amorphous and crystalline components which provides a solid ink with excellent rheological properties and robustness when forming images or printing on coated paper substrates.

Solid ink compositions comprising crystalline-amorphous mixtures

Ink compositions include an amorphous component, a crystalline material, and optionally a colorant. The amorphous component exhibits improved thermal stability and improved distribution in ink preparations; an ink composition includes an amorphous component including a modified polyol and a crystalline component, the modified polyol includes a bio-renewable content of at least 35% by weight.

Disclosed herein are ink compositions including an ink vehicle and a colorant, wherein the ink vehicle includes a compound having a formula of R&#x2014;CONH&#x2014;Ror R&#x2014;CONH&#x2014;R, wherein Ris a methyl group and Ris an alkyl group having from about 3 carbon atoms to about 200 carbon atoms.

Compounds suitable for use in inks and inks having such compounds

Growing community of inventors

Hillsboro, OR, United States of America

Jeffrey H Banning