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Hideki Kaimoto

Hideki Kaimoto, Kanagawa JP

Patent application numberDescriptionPublished
20100207975INKJET RECORDING METHOD AND RECORDED ARTICLE - An image is recorded by ejecting two or more ink compositions on a porous layer that contains inorganic microparticles and a water-soluble resin and has a porosity [%] of 50% or more with a maximum total ejection amount (mL/m08-19-2010
20110070383INKJET RECORDING MEDIUM AND METHOD OF PRODUCING SAME - The invention provides an inkjet recording medium having at least a support and an ink-receiving layer provided on the support, the ink-receiving layer containing at least fumed silica, polyvinyl alcohol having a polymerization degree of 2400 or more, and water-soluble polyvinyl acetal, and the mass ratio of the sum of the content of the polyvinyl alcohol having a polymerization degree of 2400 or more and the content of the water-soluble polyvinyl acetal included in the ink-receiving layer to the content of all inorganic fine particles including the fumed silica in the ink-receiving layer being 50% or less.03-24-2011

Hideki Kaimoto, Shizuoka JP

Patent application numberDescriptionPublished
20090110830INKJET-RECORDING MEDIUM AND INKJET-RECORDING METHOD USING SAME - To provide an inkjet-recording medium including a water non-absorptive support, and an ink-receiving layer which is formed over at least one surface of the water non-absorptive support and which contains inorganic microparticles, wherein the ink-receiving layer has an ink-absorption capacity of 2 mL/m04-30-2009
20090110910INKJET-RECORDING MEDIUM AND INKJET-RECORDING METHOD USING SAME - To provide an inkjet-recording medium including a water non-absorptive support, and an ink-receiving layer which is formed over at least one surface of the water non-absorptive support and which contains inorganic microparticles, wherein a total amount of a cationic polymer and a water-soluble polyvalent metal salt contained in the ink-receiving layer is 0.8 g/m04-30-2009
20100309270INKJET-RECORDING MEDIUM AND INKJET-RECORDING METHOD USING SAME - To provide an inkjet-recording medium including a water non-absorptive support, and an ink-receiving layer which is formed over at least one surface of the water non-absorptive support and which contains inorganic microparticles, wherein the ink-receiving layer has an ink-absorption capacity of 2 mL/m12-09-2010

Hideki Kaimoto, Fujinomiya-Shi JP

Patent application numberDescriptionPublished
20090035489INK JET RECORDING MEDIUM - An ink jet recording medium is disclosed which includes, on a support, at least one ink receiving layer and a colloidal silica layer containing a cationic compound and a compound having an amine oxide group in this order.02-05-2009
20090087595INKJET RECORDING MEDIUM - An inkjet recording medium including a resin-coated paper including a base paper and at least one resin layer on each of both faces of the base paper, and an ink-receiving layer on one face of the resin-coated paper, wherein the inkjet recording medium includes linear concavities and convexities that are formed in parallel or approximately parallel to any one side of the resin-coated paper on at least a part of the face of the resin-coated paper on which the ink-receiving layer is not formed.04-02-2009
20090219374INKJET RECORDING MATERIAL AND METHOD OF MANUFACTURING THE SAME - An inkjet recording material includes: a waterproof substrate; and at least two ink-receiving layers that are provided on the waterproof substrate and include a first ink-receiving layer and a second ink-receiving layer, wherein the second ink-receiving layer is located at a position nearer to the waterproof substrate than that of the first ink-receiving layer, the first ink-receiving layer comprises a pigment, a water-soluble zirconium compound, and a binder, the second ink-receiving layer comprises a pigment, a binder, and a water-soluble aluminum compound, the amount of the water-soluble aluminum compound being larger than that of a water-soluble aluminum compound included in the first ink-receiving layer, and at least 80% by mass of the binders included in the at least two ink-receiving layers comprises a polyvinyl alcohol having a saponification degree of 95% or higher. A method of manufacturing the inkjet recording material is also provided.09-03-2009
20090244248INKJET RECORDING MEDIUM AND METHOD OF MANUFACTURING THE SAME - An inkjet recording material is provided which is capable of suppressing the generation of change in color tone (color change) of an image even when image-recorded surfaces are in contact with each other. The inkjet recording material includes: a support; and an ink-receiving layer including inorganic fine particles, a water-soluble resin and a water-soluble aluminum compound and provided on both sides of the support. A method of manufacturing the inkjet recording material is also provided.10-01-2009
20090246380INK-JET RECORDING MEDIUM AND RECORDING METHOD - An ink-jet recording medium having a non-absorbent support; an ink-receiving layer containing an inorganic pigment and a binder, disposed on one surface of the non-absorbent support; and a water-absorbent layer containing a water-absorbent polymer and a pigment, disposed on the other surface of the non-absorbent support, opposite to the one surface provided with the ink-receiving layer.10-01-2009