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公开(公告)号：US11208563B2
公开(公告)日：2021-12-28
申请号：US16763635
申请日：2018-11-13
摘要： Surface-treated infrared-absorbing fine particles with excellent moisture and heat resistance and excellent infrared-absorbing properties, surface-treated infrared absorbing fine particle powder containing the surface-treated infrared absorbing fine particles, an infrared absorbing fine particle dispersion liquid and an infrared absorbing fine particle dispersion body using the surface-treated infrared absorbing fine particles, and a method for producing them, wherein a surface of infrared absorbing particles is coated with a coating layer containing at least one selected from hydrolysis product of a metal chelate compound, polymer of hydrolysis product of a metal chelate compound, hydrolysis product of a metal cyclic oligomer compound, and polymer of hydrolysis product of a metal cyclic oligomer compound.
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公开(公告)号：US11180378B2
公开(公告)日：2021-11-23
申请号：US16310791
申请日：2017-06-14
发明人： Mika Okada , Hideaki Fukuyama , Takeshi Chonan
摘要： A heat ray shielding fine particle dispersion body and a heat ray shielding laminated transparent substrate that as well as exhibit heat ray shielding properties and suppressing a scorching sensation on the skin when used in structures such as window materials and the like, also enable usage of communication devices, imaging devices, sensors and the like that use near-infrared light interposing the heat ray shielding film or the heat ray shielding glass, containing a transparent thermoplastic resin, and wherein heat ray shielding fine particles are dispersed in the transparent thermoplastic resin, the heat ray shielding fine particles having elements L, M, tungsten, and oxygen, and a hexagonal crystal structure represented by a general formula (LAMB) WCOD, wherein the element L is an element selected from K, Rb, Cs, and the element M is one or more elements selected from K, Rb, and Cs and is different from the element L.
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公开(公告)号：US11021002B2
公开(公告)日：2021-06-01
申请号：US16394342
申请日：2019-04-25
发明人： Mika Okada , Hideaki Fukuyama
IPC分类号： B42D25/382 , B41M3/14 , C09D11/037 , C09D11/50 , C09D17/00 , C09K3/00 , B42D25/373 , B42D25/387
摘要： Provided are a near infrared absorbing fine particle dispersion liquid having an absorption ability in a near infrared region, a clear contrast, and applicable to offset printing, and a method for producing the same, an anti-counterfeit ink composition using the near infrared absorbing fine particle dispersion liquid and an anti-counterfeit printed matter using near infrared absorbing fine particles. Also provided are a near infrared absorbing fine particle dispersion liquid containing a solvent of one or more kinds selected from petroleum-based solvents; near infrared absorbing fine particles in an amount of 2 mass % or more and 25 mass % or less, selected from one or more kinds of hexaboride fine particles expressed by a general formula XBa, and a dispersant soluble in the solvent and having a fatty acid in its structure, and an anti-counterfeit ink composition containing the near infrared absorbing fine particle dispersion liquid.
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4.发明授权公开(公告)号：US10308823B2
公开(公告)日：2019-06-04
申请号：US15546934
申请日：2016-01-27
发明人： Mika Okada , Hideaki Fukuyama
IPC分类号： C09D11/037 , C09D17/00 , C09K3/00 , C09C1/02 , C09D11/033 , C09D11/50
摘要： A near infrared absorbing fine particle dispersion liquid, which can be applied to offset printing, including: a solvent of one or more kinds selected from vegetable oils and vegetable oil-derived compounds; near infrared ray-absorbing fine particles of one or more kinds selected from composite tungsten oxide expressed by MxWyOz or tungsten oxide having a Magneli phase expressed by a general formula WyOz; a solvent of one or more kinds selected from alcohols, ethers, esters, ketones, aromatic hydrocarbons and glycol ethers and having a boiling point of 180° C. or less, wherein a content of the solvent of one or more kinds selected from alcohols, ethers, esters, ketones, aromatic hydrocarbons and glycol ethers is 5 mass % or less.
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公开(公告)号：US11084949B2
公开(公告)日：2021-08-10
申请号：US16708600
申请日：2019-12-10
发明人： Mika Okada , Hideaki Fukuyama
IPC分类号： C09D11/037 , B41M3/14 , B42D25/382 , C09K3/00 , C09D17/00 , C09D11/50 , C01B35/04
摘要： Provided are a near infrared absorbing fine particle dispersion liquid having an absorption ability in a near infrared region, a clear contrast, and applicable to offset printing, and a method for producing the same, an anti-counterfeit ink composition using the near infrared absorbing fine particle dispersion liquid and an anti-counterfeit printed matter using near infrared absorbing fine particles. Also provided are a near infrared absorbing fine particle dispersion liquid containing a solvent of one or more kinds selected from vegetable oils or vegetable oil-derived compounds; near infrared absorbing fine particles in an amount of 2 mass % or more and 25 mass % or less, selected from one or more kinds of hexaboride fine particles expressed by a general formula XBa (wherein element X is at least one or more kinds selected from a group consisting of La, Ce, Pr, Nd, Gd, Tb, Dy, Ho, Y, Sm, Eu, Er, Tm, Yb, Lu, Sr, and Ca, satisfying 4.0≤a≤6.2); and a dispersant soluble in the solvent and having a fatty acid in its structure, wherein viscosity is 180 mPa/S or less, and an anti-counterfeit ink composition containing the near infrared absorbing fine particle dispersion liquid. Also provided is an anti-counterfeit printed matter excellent in anti-counterfeit effect due to the printed matter containing the near infrared absorbing fine particles.
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6.发明授权公开(公告)号：US10442948B2
公开(公告)日：2019-10-15
申请号：US15546964
申请日：2016-01-27
发明人： Mika Okada , Hideaki Fukuyama
IPC分类号： C09D17/00 , C09C1/02 , C09K3/00 , C09D11/037 , C09D11/50
摘要： Provided is a near infrared absorbing fine particle dispersion liquid, which can be applied to offset printing, including: a solvent of one or more kinds selected from vegetable oils and vegetable oil-derived compounds; near infrared absorbing fine particles of one or more kinds selected from 10 mass % more and 25 mass % or less of a composite tungsten oxide expressed by MxWyOz, and/or a tungsten oxide having a Magneli phase expressed by a general formula WyOz; and a dispersant soluble in the solvent and having a fatty acid in its structure, wherein a viscosity is 180 mPa/S or less.
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公开(公告)号：US11248133B2
公开(公告)日：2022-02-15
申请号：US16662281
申请日：2019-10-24
发明人： Mika Okada , Hideaki Fukuyama
IPC分类号： C09D11/033 , B41M3/14 , B42D25/373 , B42D25/382 , C09D11/037 , C09D11/50 , C09D17/00 , C09K3/00
摘要： A near infrared absorbing-fine-particle dispersion liquid having absorption in a near infrared region, having clear contrast, and being applicable to offset printing; a method for producing the same; an anti-counterfeit ink composition using the near infrared absorbing-fine-particle dispersion liquid; and anti-counterfeit printed matter using the near infrared absorbing-fine-particles. The near infrared absorbing-fine-particle dispersion liquid contains a solvent of one or more from vegetable oils or vegetable oil-derived compounds; near infrared absorbing-fine-particles of 2 mass % or more and 25 mass % or less, selected from one or more of hexaboride fine-particles expressed by formula XBa (where X is one or more kinds of specified elements, and 4.0≤a≤6.2); and a dispersant soluble in solvent and having a fatty acid in its structure, where the viscosity is 180 mPa·s or less. The anti-counterfeit printed matter is excellent in anti-counterfeit effect due to the near infrared absorbing-fine-particles.
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公开(公告)号：US10604665B2
公开(公告)日：2020-03-31
申请号：US15546923
申请日：2016-01-27
发明人： Mika Okada , Hideaki Fukuyama
IPC分类号： C09D11/037 , C09D11/50 , C08K3/38 , B42D25/382 , B41M3/14 , C09D17/00 , C09K3/00 , C01B35/04 , C01F17/00
摘要： Provided are a near infrared absorbing fine particle dispersion liquid having an absorption ability in a near infrared region, a clear contrast, and applicable to offset printing, and a method for producing the same, an anti-counterfeit ink composition using the near infrared absorbing fine particle dispersion liquid and an anti-counterfeit printed matter using near infrared absorbing fine particles. Also provided are a near infrared absorbing fine particle dispersion liquid containing a solvent of one or more kinds selected from vegetable oils or vegetable oil-derived compounds; near infrared absorbing fine particles in an amount of 2 mass % or more and 25 mass % or less, selected from one or more kinds of hexaboride fine particles expressed by a general formula XBa (wherein element X is at least one or more kinds selected from a group consisting of La, Ce, Pr, Nd, Gd, Tb, Dy, Ho, Y, Sm, Eu, Er, Tm, Yb, Lu, Sr, and Ca, satisfying 4.0≤a≤6.2); and a dispersant soluble in the solvent and having a fatty acid in its structure, wherein viscosity is 180 mPa/S or less, and an anti-counterfeit ink composition containing the near infrared absorbing fine particle dispersion liquid. Also provided is an anti-counterfeit printed matter excellent in anti-counterfeit effect due to the printed matter containing the near infrared absorbing fine particles.
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9.发明授权公开(公告)号：US10370552B2
公开(公告)日：2019-08-06
申请号：US15546989
申请日：2016-01-27
发明人： Mika Okada , Hideaki Fukuyama
摘要： Provided is a near infrared absorbing fine particle dispersion liquid, which can be applied to a base material such as an acrylic resin base material having a low solvent resistance, including: a solvent of one or more kinds selected from petroleum-based solvents; near infrared absorbing fine particles of one or more kinds selected from 10 mass % more and 25 mass % or less of a composite tungsten oxide expressed by MxWyOz, and/or a magneli phase expressed by the general formula WyOz; and a dispersant having a fatty acid in its structure and soluble in the solvent, wherein a viscosity is 180 mPa/S or less.
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