Xerox Corporation

Sepehr M Tehrani

Biby Esther Abraham

Syed Mohsin Ali

Mihaela Maria Birau

Carlos Dondon

Karen Ann Moffat

C Geoffrey Allen

Kimberly D Nosella

Marcel Philippe Breton

Richard P N Veregin

Jennifer Lynne Belelie

Cuong Vong

Raysa Rodriguez Diaz

Atousa Abdollahi

Jennifer Kim

Inkjet primer compositions are provided, including those comprising water, a co-medium, one or more types of nanocellulose, and resin particles, wherein the resin particles comprise a polymerization product of reactants comprising one or more types of monomers. Inkjet sets for inkjet printing systems are also provided, including those comprising such an inkjet primer composition; and an aqueous inkjet ink composition for printing on an ink-receiving layer, the ink-receiving layer comprising the resin particles of the inkjet primer composition, the aqueous inkjet ink composition comprising water, a colorant, and additional resin particles.

Inkjet primer compositions containing nanocellulose

Latexes are provided which may comprise water and resin particles comprising a polymerization product of reactants comprising a dioxane/dioxolane monomer and a vinyl co-monomer, wherein the dioxane/dioxolane monomer is an ester of (meth)acrylic acid with an alcohol comprising a dioxane moiety, an ester of (meth)acrylic acid with an alcohol comprising a dioxolane moiety, or both.

Latexes and related compositions

Aqueous inkjet ink compositions are provided. In embodiments, an aqueous inkjet ink composition comprises water, a colorant, resin particles, and optionally, a wax, wherein the resin particles comprise a polymerization product of reactants comprising one or more types of hydrophobic monomers; and one or more types of acidic monomers comprising one or more types of phosphoric acid monomers.

Aqueous inkjet ink compositions with phosphoric acid functional resin particles

Inkjet primer compositions are provided, including those comprising water, a co-medium, and resin particles, wherein the resin particles comprise a polymerization product of reactants comprising one or more types of metal chelating monomers. Inkjet sets for inkjet printing systems are also provided including those comprising such an inkjet primer composition; and an aqueous inkjet ink composition for printing on an ink-receiving layer, the ink-receiving layer comprising the resin particles of the inkjet primer composition, the aqueous inkjet ink composition comprising water, a colorant, and additional resin particles.

Inkjet primer compositions

Methods for forming latexes are provided. In an embodiment, such a method comprises adding a monomer emulsion comprising water, a monomer, an acidic monomer, a hydrophilic monomer, a difunctional monomer, a first reactive surfactant, and a chain transfer agent, to a reactive surfactant solution comprising water, a second reactive surfactant, and an initiator, at a feed rate over a period of time so that monomers of the monomer emulsion undergo polymerization reactions to form resin particles in a latex. The reactive surfactant solution does not comprise monomers other than the second reactive surfactant, the reactive surfactant solution does not comprise a resin seed, and the monomer emulsion does not comprise the resin seed. The latex is characterized by a viscosity in a range of from about 10 cP to about 100 cP as measured at a solid content of about 30% and at room temperature. The latexes are also provided.

High viscosity latexes

Aqueous inkjet ink compositions are provided. In an embodiment, such an aqueous inkjet ink composition comprises water; resin particles; a colorant; and optionally, a wax. The resin particles comprise a polymerization product of reactants comprising a monomer, an acidic monomer, a hydrophilic monomer, a difunctional monomer, and a reactive surfactant. The acidic monomer, the hydrophilic monomer, and the difunctional monomer may be present at an amount in a range of from about 10 weight % to about 30 weight % in the resin particles. Methods of forming and using the aqueous inkjet ink compositions are also provided.

Aqueous inkjet ink compositions made from high viscosity latexes

Toners are provided which may comprise toner particles, a colorant, and optionally, a wax, wherein the toner particles comprise a resin comprising a polymerization product of reactants comprising a dioxane/dioxolane monomer and a vinyl co-monomer, wherein the dioxane/dioxolane monomer is an ester of (meth)acrylic acid with an alcohol comprising a dioxane moiety, an ester of (meth)acrylic acid with an alcohol comprising a dioxolane moiety, or both.

Toner

Methods for forming a latex are provided. In an embodiment, such a method comprises adding a monomer emulsion comprising water, a monomer, an acidic monomer, a multifunctional monomer, a first reactive surfactant, and a chain transfer agent, to a reactive surfactant solution comprising water, a second reactive surfactant, and an initiator, at a feed rate over a period of time so that monomers of the monomer emulsion undergo polymerization reactions to form resin particles in a latex, wherein the reactive surfactant solution does not comprise monomers other than the second reactive surfactant, the reactive surfactant solution does not comprise a resin seed, and the monomer emulsion does not comprise the resin seed. The latexes are also provided.

Monodisperse latexes

Latexes are provided which may comprise water and resin particles comprising a polymerization product of reactants comprising a dioxane/dioxolane monomer and an additional monomer, wherein the dioxane/dioxolane monomer is an ester of (meth)acrylic acid with an alcohol comprising a dioxane moiety, an ester of (meth)acrylic acid with an alcohol comprising a dioxolane moiety, or both.

Latexes with pH responsive resin particles

Compositions are provided which may comprise a plurality of organic additive particles, the particles comprising a polymerization product of reactants comprising a dioxane/dioxolane monomer and a vinyl co-monomer, wherein the dioxane/dioxolane monomer is an ester of (meth)acrylic acid with an alcohol comprising a dioxane moiety, an ester of (meth)acrylic acid with an alcohol comprising a dioxolane moiety, or both. Toner and additive manufacturing compositions comprising the organic additive particles are also provided.

Organic additives and compositions containing the same

Latex compositions are provided. In embodiments, a latex comprises water and resin particles. The resin particles comprise a polymerization product of reactants comprising one or more types of hydrophobic monomers and one or more types of acidic monomers comprising one or more types of phosphoric acid monomers, wherein a total amount of polymerized acidic monomers in the resin particles is at least about 8 weight % and a total amount of polymerized phosphoric acid monomers in the resin particles is at least about 2 weight %.

Latexes with phosphoric acid functional resin particles

Ink compositions are provided which may comprise water; resin particles; a colorant; and optionally, a wax, wherein the resin particles comprise a polymerization product of reactants comprising a dioxane/dioxalane monomer and an additional monomer, wherein the dioxane/dioxalane monomer is an ester of (meth)acrylic acid with an alcohol comprising a dioxane moiety, an ester of (meth)acrylic acid with an alcohol comprising a dioxalane moiety, or both.

Ink composition with pH responsive resin particles

Aqueous inkjet ink compositions are provided. In an embodiment, such an aqueous inkjet ink composition comprises a solvent system comprising water, a first organic solvent, and a second organic solvent, wherein the second organic solvent is an alkanediol having from 2 to 8 carbon atoms and the second organic solvent is present at an amount of from greater than 0 weight % to about 8 weight %; a white pigment; and resin particles. Methods of making and using the aqueous inkjet ink compositions are also provided.

Aqueous inkjet ink compositions

Aqueous inkjet ink compositions are provided. In an embodiment, such a composition comprises water; resin particles; and a colorant; wherein the resin particles comprise a polymerization product of reactants comprising a monomer, an acidic monomer, a multifunctional monomer, and a reactive surfactant, the resin particles having a Dof no greater than about 150 nm, a Dof less than about 200 nm, and a polydispersity index (PDI) of no greater than about 0.050. Methods of forming and using the aqueous inkjet ink compositions are also provided.

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North York, Canada

Sepehr M Tehrani