Eastman-kodak Company

Kodak Alaris Inc.

Other

Peter John Ghyzel

John Leonard Muehlbauer

Terry C Schultz

Teh-Ming Kung

Lori J Shaw-Klein

Mark Lelental

David A Dickinson

Charles E Romano, Jr

Alan R Pitt

Richard J Kapusniak

James L Wakley

Joseph F Bringley

Dennis E Smith

Thomas B Brust

Lawrence P DeMejo

Catherine A Falkner

Trevor J Wear

David J Giacherio

Lianne Heath

John P Olscamp

Walter E Scott

Ellen L Bennett

Joseph F Janinek

Kathleen Bonsignore

Renee L Daniels

Kim Standish

Joe E Maskasky

Thomas N Blanton

Todd Emrick

Jeffrey W Leon

Roger L Klaus

Victor P Scaccia

John W Boettcher

Valerie Lynn Kuykendall

Paul Mitacek

Jeanne Ellen Kaeding

Tienteh M Chen

Michael W Orem

Lawrence Paul Demejo

Jeanne E Keading

Kathleen A Bonsignore

Catherine Ann Falkner

Kimberly W Standish

Terry Carl Schultz

Joseph Francis Bringley

Individual aqueous inks or inks in ink sets haves a non-crosslinked, crosslinkable polyurethane having an acid number of 20-40 and is derived from an aromatic diisocyanate; and a diol mixture of Dand Ddiols, and optionally including Ddiol, Ddiol, or both Dand Ddiols. Dhas a Cto Caliphatic group and a pendant carboxy group or neutralized carboxy group. Dhas a chain of repeating Cto Calkylene oxide groups. Dis an alkoxylated bisphenol A or an aliphatic cyclic diol, present at least 5 mol %. Dis a hydroxy-terminated polybutadiene having a molecular weight of at least 1000 and is present in an amount of 0.1-5 mol %. The ink also contains a dispersed pigment colorant; a humectant or organic co-solvent, and optionally, a crosslinking agent.

Aqueous inkjet ink compositions and ink sets

An inkjet printing method uses an aqueous inkjet ink composition having a non-crosslinked, crosslinkable polyurethane having an acid number of 20-40 and is derived from an aromatic diisocyanate; and a diol mixture of Dand Ddiols, and optionally including Ddiol, Ddiol, or both Dand Ddiols. Dhas a Cto Caliphatic group and a pendant carboxy group or neutralized carboxy group. Dhas a chain of repeating Cto Calkylene oxide groups. Dis an alkoxylated bisphenol A or aliphatic cyclic diol, present at least 5 mol %. Dis a hydroxy-terminated polybutadiene having a molecular weight of at least 1000 and is present in an amount of 0.1-5 mol %. The ink composition also contains a dispersed pigment colorant; a humectant or organic co-solvent, and optionally, a crosslinking agent.

Method of inkjet printing

A non-crosslinked, crosslinkable polyurethane has an acid number of 20-40 and a glass transition temperature of up to and including 40&#xb0; C. It can be derived from an aromatic diisocyanate; and a diol mixture of at least D, D, D, and Ddiols. Dhas a Cto Caliphatic group and at least one pendant carboxy group or pendant neutralized carboxy group. Dhas a chain of repeating Cto Calkylene oxide groups and a molecular weight of 250-3000. Dis an alkoxylated bisphenol A or aliphatic cyclic diol present in an amount of at least 5 mol %. Dis a hydroxy-terminated polybutadiene having a molecular weight of at least 1000, and is present in an amount of at least 0.1-5 mol %.

Non-crosslinked, crosslinkable polyurethane

This invention relates to a conductive thermal image receiver element that has an aqueous coatable dye-receiving layer and an aqueous coatable receiver overcoat layer. The receiver overcoat layer comprises a conductive polymeric material and a two or more dispersants. The dye-receiving layer comprises a water-dispersible release agent, a crosslinking agent, and a polymer binder matrix consisting essentially of a water-dispersible polyester and a water-dispersible acrylic polymer. This invention also relates to a method for making this thermal image receiver element as well as method for using it to provide a dye image by thermal transfer from a donor element.

Conductive thermal imaging receiving layer with receiver overcoat layer

This invention relates to a conductive thermal image receiver element that has an aqueous-based coatable dye-receiving layer comprising a water-dispersible acrylic polymer, a water-dispersible polyester, a water-dispersible conductive polymeric material and a surfactant. This invention also relates to a method for making this thermal image receiver element as well as method for using it to provide a dye image by thermal transfer from a donor element.

Conductive thermal imaging receiving layer with receiver overcoat layer comprising a surfactant

The present invention discloses a method of making core-shell polymer particles, comprising forming a linking-group-containing polymer by derivatizing a hydroxy-group-containing polymer, comprising hydroxy groups on adjacent carbon atoms with a linking agent, that is a compound comprising both an aldehyde moiety and an amine moiety, wherein one or more acetal moieties are formed in the linking-group-containing polymer, each acetal formed by the reaction of the aldehyde moiety in the linking agent with two hydroxy groups in the linking-group-containing polymer, wherein the amine moiety then becomes a linking group pendent from the linking-group-containing polymer, wherein the linking group is capable of reacting with a precursor group in the precursor polymer. Also disclosed are compositions comprising insoluble core-shell particles made by the method.

Encapsulated mordant particle dispersion and method of preparing

A thermal image receiver element dry image receiving layer has a Tof at least 25&#xb0; C. as the outermost layer. The dry image receiving layer has a dry thickness of at least 0.5 &#x3bc;m and up to and including 5 &#x3bc;m. It comprises a polymer binder matrix that consists essentially of: (1) a water-dispersible acrylic polymer comprising chemically reacted or chemically non-reacted hydroxyl, phospho, phosphonate, sulfo, sulfonate, carboxy, or carboxylate groups, and (2) a water-dispersible polyester that has a Tof 30&#xb0; C. or less. The water-dispersible acrylic polymer is present in an amount of at least 55 weight % of the total dry image receiving layer weight and at a dry ratio to the water-dispersible polyester of at least 1:1 to and including 20:1. The thermal image receiver element can be used to prepare thermal dye images after thermal transfer from a thermal donor element.

Thermal image receiver elements prepared using aqueous formulations

A thermal image receiver element dry image receiving layer has a Tof at least 25&#xb0; C. as the outermost layer. The dry image receiving layer has a dry thickness of at least 0.5 &#x3bc;m and up to and including 5 &#x3bc;m. It comprises a polymer binder matrix that consists essentially of: (1) a water-dispersible acrylic polymer comprising chemically reacted or chemically non-reacted hydroxyl, phospho, phosphonate, sulfo, sulfonate, carboxy, or carboxylate groups, and (2) a water-dispersible polyester that has a Tof 30&#xb0; C. or less. The water-dispersible acrylic polymer is present in an amount of at least 55 weight % of the total dry image receiving layer weight and at a dry ratio to the water-dispersible polyester of at least 1:1. The thermal image receiver element can be used to prepare thermal dye images after thermal transfer from a thermal donor element.

The invention relates to an inkjet-recording element comprising a support and at least one coated ink-receiving layer, wherein the ink-receiving layer comprises silica particles, optional hydrophilic polymeric binder, and a combination of surfactants, including a fluorosurfactant and a non-fluorine-containing non-ionic surfactant. Also disclosed is a coating composition for such an inkjet recording element. The invention can provide improved image quality (reduced coalescence) of the inkjet recording element or increased stability of the coating composition.

Stabilized coating dispersions for porous inkjet recording media

The present invention discloses an ink printing method using an image-recording element, which provides an image having excellent image quality and superior dry time, comprising insoluble cationic core-shell polymeric particles each comprising a core comprising cationic core polymer having at least 10 mole percent of a cationic mordant monomeric unit and a shell comprising hydrophilic shell polymer that is substantially less cationic than the cationic core polymer, wherein the shell is at least 10% by weight of the core.

Image recording element comprising encapsulated mordant particles

The present invention discloses a water dispersible polymer particle stabilized by a hydrophobically capped oligomeric acrylamide dispersant. The present invention also discloses a heterogeneous method for forming polymer particles comprising providing a water immiscible organic phase comprising at least one monomer dispersed in a continuous water phase and a hydrophobically capped oligomeric acrylamide, and polymerizing said organic phase to yield polymer particles stabilized with hydrophobically capped oligomeric acrylamide. Also disclosed in the present invention is a heterogeneous method for forming polymer particles comprising providing a water immiscible organic dispersed in a continuous water phase, polymerizing said organic phase, and adding bydrophobically capped oligomeric acrylamide to yield polymer particles stabilized with hydrophobically capped oligomeric acrylamide.

Polymer particle stabilized by dispersant and method of preparation

An ink jet recording element comprising a support having thereon, in order, a hydrophilic absorbing layer and a polymeric overcoat layer comprising particles of a substantially amorphous synthetic aluminosilicate. Such recording elements exhibit improved humidity keeping and smudge resistance, while maintaining good differential gloss.

Ink jet recording element and printing method

An inkjet recording element comprising a support having thereon, in order, a support having thereon a ink-receiving layer comprising a hydrophilic polymer and particles of an aluminosilicate in an amount of less than 30 weight percent solids, based on the total weight of the layer. Such recording elements exhibit improved humidity keeping for print sharpness.

Non-porous inkjet recording element and printing method

Growing community of inventors

Rochester, NY, United States of America

Peter John Ghyzel