Fujifilm Corporation

Yusuke Fujii

Takeshi Miyato

Ayato Sato

Kenji Shirokane

Tsutomu Umebayashi

Michio Arai

Toshihiro Kamada

Kyohei Mochizuki

Shoichiro Kobayashi

Kiyotaka Fukagawa

Akinori Sugishima

Kenjirou Araki

Provided are: an electronic device including a wiring board having a mounting surface, a ground electrode that defines a ground region on the mounting surface, an electronic component that is located on the mounting surface and is disposed in the ground region, an insulating protective layer that is disposed in the ground region and covers the electronic component, and an electromagnetic wave shielding layer that is provided to extend over the insulating protective layer and the ground electrode and that covers the insulating protective layer and is electrically connected to the ground electrode, the electromagnetic wave shielding layer being a solidified product of an ink for forming an electromagnetic wave shielding layer, in which a void ratio S, which is a void ratio of a portion of the electromagnetic wave shielding layer located on the ground electrode, is lower than a void ratio S, which is a void ratio of a portion of the electromagnetic wave shielding layer located on the insulating protective layer; and a manufacturing method thereof.

Electronic device and manufacturing method thereof

Provided are an electronic device including: a wiring board having a mounting surface; a plurality of electronic components mounted on the mounting surface; a ground electrode that surrounds at least one electronic component among the plurality of electronic components; an insulating protective layer that covers the at least one electronic component; an electromagnetic wave shielding layer that covers the insulating protective layer and is electrically connected to the ground electrode, the electromagnetic wave shielding layer being a solidified product of an ink for forming an electromagnetic wave shielding layer; and an insulating partition wall that is provided along an outer edge of the ground electrode, and a manufacturing method thereof.

A pretreatment liquid is a pretreatment liquid to be used for a pretreatment that is performed on an impermeable base material before an image is recorded on the impermeable base material, including a resin and an aqueous medium, in which the resin has at least one selected from the group consisting of a structural unit (1), and a structural unit (2), a glass transition temperature of the resin is −40° C. or higher and lower than 100° C., and a content of an alkyl (meth)acrylate unit containing a C2 or more chain alkyl group in the resin is less than 5% by mass. In the formulae, 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, Yand Yrepresent a monovalent group such as an alkyl group, and Yrepresents a monovalent group such as —OH.

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

Provided is an image recording method including applying a pretreatment liquid containing water and a resin X and an ink containing water and a colorant onto a resin base material A which has a specific distortion rate and to which a tension is applied, to obtain an image, heating the image to a temperature Tand drying the image, and cooling the image to a temperature T, in which σcalculated by Equation (1) is 40 kgf/cmor less. E(T) represents an elastic modulus of the resin X at the temperature T, ε(T) represents an expansion coefficient of the resin base material A under specific conditions, E(T) represents an elastic modulus of the resin X at a temperature T of the image in the cooling, α(T) represents a linear expansion coefficient of the resin X at the temperature T, and α(T) represents a linear expansion coefficient of the resin base material A under specific conditions.

Image recording method

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

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

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

A pretreatment liquid is a pretreatment liquid to be used for a pretreatment that is performed on an impermeable base material before an image is recorded on the impermeable base material, containing an aggregating agent, an aqueous medium, and a resin, in which the resin has at least one selected from the group consisting of a structural unit (1), a structural unit (2), and a structural unit (3), and a glass transition temperature of the resin is &#x2212;40&#xb0; C. or higher and lower than 100&#xb0; C. In the formulae, Rrepresents a hydrogen atom or a C1 to C4 alkyl group, Arepresents &#x2014;NH&#x2014; or &#x2014;N(L-Y)&#x2014;, Land Lrepresent a divalent group or a single bond, Lrepresents a divalent group, Yand Yrepresent a monovalent group such as an alkyl group, and Yrepresents a monovalent group such as &#x2014;OH.

Provided is an image recording method including applying an ink containing water, a resin X, and a colorant onto a resin base material A which has a specific distortion rate and to which a tension is applied, to obtain an image, heating the image to a temperature Td and drying the image, and cooling the image to a temperature Tr, in which &#x3c3;calculated by Equation (1) is 40 kgf/cmor less. E(T) represents an elastic modulus of the resin X at the temperature T, &#x3b5;(T) represents an expansion coefficient of the resin base material A under specific conditions, E(T) represents an elastic modulus of the resin X at a temperature T of the image in the cooling, &#x3b1;(T) represents a linear expansion coefficient of the resin X at the temperature T, and &#x3b1;(T) represents a linear expansion coefficient of the resin base material A under specific conditions.&#x3c3;=|&#x3c3;+&#x3c3;|&#x2003;&#x2003;Equation (1)&#x3c3;()&#x3b5;()&#x2003;&#x2003;Equation (2)&#x3c3;=&#x222b;()(&#x3b1;()&#x2212;&#x3b1;())&#x2003;&#x2003;Equation (3)

Provided are a pretreatment liquid for recording an image on an impermeable base material with an aqueous ink, the pretreatment liquid including an aqueous medium, a resin a having a glass transition temperature of lower than 25&#xb0; C., and particles of a resin b having a glass transition temperature of 25&#xb0; C. or higher; an ink set; a base material for image recording; an image recorded material; a method of producing a base material for image recording; and an image recording method.

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

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.

Image recording method and image recording system

Provided is an ink jet liquid composition including an organic solvent, a bifunctional urethane (meth)acrylate oligomer having a weight-average molecular weight of 2,000 to 15,000, a photopolymerization initiator, and a vinyl chloride-vinyl acetate copolymer, in which a content of the organic solvent is 40% by mass or more and 90% by mass or less with respect to a total mass of the liquid composition. Also provided is an ink jet recording method using the ink jet liquid composition.

Ink jet liquid composition and ink jet recording method

Provided are a printing pretreatment liquid for a polyester base material including a polymer which has a Hansen solubility parameter value of 18 MPato 30 MPa, water, and at least one aggregating agent selected from the group consisting of a polyvalent metal salt, an organic acid, a cationic compound, and a metal complex, and applications thereof

Printing pretreatment liquid, base material for printing, method of producing base material for printing, ink set, image recording method, and image recorded material

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Kanagawa, Japan

Yusuke Fujii