Fujifilm Corporation

Ayato Sato

Takeshi Miyato

Yusuke Fujii

Toshihiro Kariya

Hidetoshi Kawasaki

Yuuta Fujino

Noriaki Maida

Kenji Shirokane

Masaharu Kawai

Shinichiro Sekine

Shoichiro Kobayashi

Provided are an ink for an impermeable base material, including an aqueous medium and resin particles, in which a resin of the resin particles has a glass transition temperature of −40° C. or higher and 85° C. or lower, the resin has at least one selected from the group consisting of a unit (1) to a unit (3), and at least one of an acid group or a salt of the acid group, an acid value of the resin is 0.10 mmol/g or greater and 2.65 mmol/g or less, and a proportion of a solvent having a boiling point of 250° C. or higher in the aqueous medium is 3% by mass or less, and an image recording method. Rrepresents a hydrogen atom or a C1 to C4 alkyl group, Arepresents —NH— or —N(L-Y)—, Land Lrepresent a divalent group or a single bond, Lrepresents a divalent group, and Yto Yrepresent a monovalent group.

Ink for impermeable base material and image recording method

Provided are an ink jet ink set for an impermeable base material, including a pretreatment liquid containing a resin and water, and an ink containing a pigment, a resin, and water, in which an equilibrium moisture content of a solid content in the pretreatment liquid at 25° C. and 50% RH is 3.0% by mass or less, and an equilibrium moisture content of a solid content in the ink at 25° C. and 50% RH is 3.0% by mass or less, and applications thereof.

Ink jet ink set for impermeable base material, image recording method, image recorded material, laminate, and method of producing laminate

Provided are a pretreatment liquid for an ink jet ink, including at least one aggregating agent selected from the group consisting of an organic acid, a polyvalent metal compound, and a metal complex, water, and a urethane resin, in which the urethane resin has a polyol unit, a polyisocyanate unit, and a polyalkylene glycol monoalkyl ether unit, and an application thereof.

Pretreatment liquid for ink jet ink, ink set, image recording method, method of producing laminate, image recorded material, and laminate

A pretreatment liquid for an impermeable medium is a pretreatment liquid including water, a resin, and an organic acid, in which a ratio of a content of the resin to a content of the organic acid is greater than 0 and less than 4 on a mass basis, and the organic acid is a compound represented by Formula 1. In Formula 1, l represents 1 or greater, m represents 0 or 1, n represents 1 or greater, and l+m+n is 2 or greater. R, R, R, and Reach independently represent a hydrogen atom, a hydroxyl group, a carboxy group, an amino group, or an alkyl group having 1 to 4 carbon atoms.

Pretreatment liquid for impermeable medium, base material for image recording, method of producing base material for image recording, image recording method, and ink set

A method of producing an image recorded material is a method including an image recording of sequentially applying a pretreatment liquid containing an aggregating agent, a first ink containing a first resin, and a second ink containing a second resin onto an impermeable base material to record an image, in which in the image recording, the image is recorded under a condition in which a ratio of a total applied mass of the first resin and the second resin per unit area to an applied mass of the aggregating agent per unit area in an overlapping region formed such that a region where the pretreatment liquid is applied, a region where the first ink is applied, and a region where the second ink is applied overlap each other in plan view is generated is 16.0 or greater and 30.0 or less.

Image recorded material and method of producing same, and laminate and method of producing same

An inkjet ink for an impermeable base material includes water, a resin-coated pigment in which at least a part of the pigment is coated with a crosslinked resin, a solvent A which is an alkanediol compound having a boiling point of 180° C. to 200° C., and a solvent B which is at least one of a monoalcohol compound having a boiling point of 70° C. to 160° C. or a glycol monoether compound having a boiling point of 70° C. to 160° C. An image recording method includes applying of the inkjet ink for an impermeable base material to record an image.

Inkjet ink for impermeable base material, image recording method, and method of producing laminate

An image recording method includes a step of preparing a first ink containing water and at least one selected from the group consisting of a chromatic colorant and a black colorant, a step of preparing a second ink containing a white colorant and water, an applying step of applying each of the first ink and the second ink onto a resin base material by an ink jet method, and a drying step of including irradiating the first ink and the second ink applied onto the resin base material with microwaves.

Image recording method

Provided are an ink set which is used for recording an image on a surface having a surface energy of 40 mN/m or greater and included in an impermeable base material, the ink set including an ink containing water, a colorant, and resin particles, and a pretreatment liquid containing water and resin particles, in which the resin particles contained in the pretreatment liquid include at least one of a mixture of acrylic resin particles and polyester resin particles or composite particles including an acrylic resin and a polyester resin, and the resin particles contained in the ink include at least one of acrylic resin particles or polyurethane resin particles; an image recording method; a method of producing a laminate; an image recorded material; and a laminate.

Ink set, image recording method, method of producing laminate, image recorded material, and laminate

Provided are an image forming method including a step of preparing an ink which contains water and an organic solvent A having a vapor pressure of 0.20 kPa or less at 20&#xb0; C. and in which a content of the organic solvent A is 10% by mass or greater, a step of preparing an aggregating liquid containing an aggregating agent, a step of preparing an overcoat liquid which contains a resin and an organic solvent B having a vapor pressure of 2.50 kPa or greater at 20&#xb0; C. and in which a content of the organic solvent B is 10% by mass or greater, a step of applying the aggregating liquid onto an impermeable base material, a step of applying the ink to at least a portion of a region to which the aggregating liquid has been applied according to an ink jet method to form an image, and a step of applying the overcoat liquid onto the region to which the aggregating liquid has been applied in the impermeable base material, on which the image has been formed; and an ink set.

Image forming method and ink set

Provided are a method of producing a recording medium, including a step of preparing a liquid A which includes at least one kind of aggregating agent selected from the group consisting of an acid, a polyvalent metal compound, and a metal complex, and water, a step of preparing a liquid B which includes a resin and water, a step of mixing the liquid A with the liquid B at an ambient temperature of 5&#xb0; C. to 40&#xb0; C. to obtain a mixed solution, a step of storing the mixed solution at an ambient temperature of 5&#xb0; C. to 40&#xb0; C., and a step of applying the mixed solution after the storage onto an impermeable base material within 30 days from the start of mixing the liquid A with the liquid B to obtain a recording medium; and an image recording method.

Method of producing recording medium and image recording method

An image recording method includes determining whether a surface energy of a base material is less than 50 mN/m or greater than 50 mN/m; deciding a condition for drying a pretreatment liquid containing water and an aggregating agent as a condition A in which the mass ratio of the mass of the pretreatment liquid after being dried to the mass of the pretreatment liquid before being dried is 30% or greater and deciding a condition for drying the pretreatment liquid as a condition B in which the mass ratio thereof is less than 50% in a case where the surface energy is determined to be less than 50 mN/m and 50 mN/m or greater, respectively; applying the pretreatment liquid to the base material; drying the applied pretreatment liquid under the drying condition decided; and applying an ink containing water and a colorant to at least a part of the base material.

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Kanagawa, Japan

Ayato Sato