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公开(公告)号：US10247603B2
公开(公告)日：2019-04-02
申请号：US14829940
申请日：2015-08-19
Applicant: FUJIFILM Corporation
Inventor： Masahiro Hatta
Abstract: Provided an ultraviolet-sensing sheet that facilitates measurement of ultraviolet irradiance over a wide area, that is suitable in ultraviolet irradiance in a range from 1 to 1,000 mJ/cm2, and that is easier to visually assess for coloring on the cumulative illuminance of ultraviolet, an ultraviolet-sensing kit, and a method for sensing ultraviolet.The ultraviolet-sensing kit comprises a sheet containing an ultraviolet-sensing layer and a film for adjusting ultraviolet-sensitivity, wherein the sheet containing an ultraviolet-sensing layer comprising, a support and an ultraviolet-sensing layer in this order, the ultraviolet-sensing layer comprising a capsule containing a photo-oxidant and a capable of developing color by the photo-oxidant, a mass ratio of the photo-oxidant and the leuco dye is 0.2 to 1.0:1, and the leuco dye being present in an amount of 0.1 to 1.0 g per 1 m2 of a surface area of the ultraviolet-sensing layer.
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公开(公告)号：US11754453B2
公开(公告)日：2023-09-12
申请号：US17373812
申请日：2021-07-13
Applicant: FUJIFILM Corporation
Inventor： Masahiro Hatta , Hiroshi Kawakami
IPC: G01L1/24
Abstract: Provided is a pressure measuring material having a substrate and a pressure-sensitive layer, wherein the pressure-sensitive layer contains a polymer matrix containing a polymer compound having a molecular weight of 1,000 or more, and microcapsules encapsulating an electron-donating dye precursor and a solvent, and an electron-accepting compound. Also provided is a method for manufacturing the pressure measuring material.
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公开(公告)号：US11607659B2
公开(公告)日：2023-03-21
申请号：US17022129
申请日：2020-09-16
Applicant: FUJIFILM Corporation
Inventor： Masahiro Hatta
Abstract: According to an embodiment of the present invention, provided are hollow particles which have a wall portion containing polyurethane or polyurea, have an internal porous structure, and have a plurality of opening spaces blocked by the wall portion in an outermost portion of the porous structure, and a manufacturing method thereof, and a pore forming material, particles for cosmetics, and a weight reducing material.
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公开(公告)号：US09689742B2
公开(公告)日：2017-06-27
申请号：US14829964
申请日：2015-08-19
Applicant: FUJIFILM Corporation
Inventor： Masahiro Hatta
CPC classification number: G01J1/50 , G01J1/0407 , G01J1/429 , G01N21/78
Abstract: Provided an ultraviolet-sensing sheet that facilitates measurement of ultraviolet irradiance over a wide area, that is suitable in ultraviolet irradiance in a range from 1 to 1,000 mJ/cm2, a method for manufacturing such an ultraviolet-sensing sheet, and a method for sensing ultraviolet. The ultraviolet-sensing sheet has a change in reflection density ΔD1 of 0.2 or more over a range of cumulative illuminance 1 mJ/cm2 or more and less than 10 mJ/cm2,a change in reflection density ΔD2 of 0.2 or more over a range of cumulative illuminance 10 mJ/cm2 or more and less than 100 mJ/cm2, and a change in reflection density ΔD3 of 0.2 or more over a range of cumulative illuminance 100 mJ/cm2 or more and 1,000 mJ/cm2 or less,as measured at a wavelength of 365 nm when the ultraviolet-sensing sheet is irradiated with a high-pressure mercury lamp.
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Patent Agency Ranking
公开(公告)号：US11959010B2
公开(公告)日：2024-04-16
申请号：US17477558
申请日：2021-09-17
Applicant: FUJIFILM Corporation
Inventor： Tetsuro Mitsui , Naotoshi Sato , Aya Nakayama , Takuto Matsushita , Masahiro Hatta , Hiroshi Kawakami
Abstract: An object of the present invention is to provide a heat storage composition excellent in slow flame retardance and a heat storage member excellent in the slow flame retardance. Another object of the present invention is to provide an electronic device including a heat storage member, and a manufacturing method of a heat storage member.
The heat storage composition according to an embodiment of the present invention contains a heat storage material and a flame retardant, in which a specific condition A is satisfied. The heat storage member according to an embodiment of the present invention contains a heat storage material and a flame retardant, in which a specific condition C is satisfied.-
公开(公告)号：US10113907B2
公开(公告)日：2018-10-30
申请号：US15412526
申请日：2017-01-23
Applicant: FUJIFILM Corporation
Inventor： Masahiro Hatta , Takayuki Matsumoto , Hiroki Sasaki
Abstract: Provided are an ultraviolet-sensing sheet, an ultraviolet-sensing set, and an ultraviolet-sensing method, in which color gradation properties which are suitable for detecting an ultraviolet dose are obtained and in which the coloring of an ultraviolet-sensing layer caused by the effect of light other than ultraviolet light is prevented.An ultraviolet-sensing sheet 1 includes: a filter layer 10 that selectively allows transmission of light having a specific wavelength; and an ultraviolet-sensing layer 20 that includes a capsule including a color-forming dye and a photooxidant. It is preferable that the filter layer 10 has a maximum value of the transmittance in a wavelength range of 300 nm or longer and shorter than 380 nm.
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公开(公告)号：US12092537B2
公开(公告)日：2024-09-17
申请号：US18357182
申请日：2023-07-24
Applicant: FUJIFILM Corporation
Inventor： Masahiro Hatta , Hiroshi Kawakami
IPC: G01L1/24
Abstract: Provided is a pressure measuring material having a substrate and a pressure-sensitive layer, wherein the pressure-sensitive layer contains a polymer matrix containing a polymer compound having a molecular weight of 1,000 or more, and microcapsules encapsulating an electron-donating dye precursor and a solvent, and an electron-accepting compound. The pressure-sensitive layer has a color development-inducing layer having the electron-accepting compound and the polymer matrix and a color-developing layer having the microcapsules. A thickness of the color-developing layer is equal to or less than ½ of a thickness of the color development-inducing layer.
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公开(公告)号：US11577211B2
公开(公告)日：2023-02-14
申请号：US17022129
申请日：2020-09-16
Applicant: FUJIFILM Corporation
Inventor： Masahiro Hatta
Abstract: According to an embodiment of the present invention, provided are hollow particles which have a wall portion containing polyurethane or polyurea, have an internal porous structure, and have a plurality of opening spaces blocked by the wall portion in an outermost portion of the porous structure, and a manufacturing method thereof, and a pore forming material, particles for cosmetics, and a weight reducing material.
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公开(公告)号：US10203245B2
公开(公告)日：2019-02-12
申请号：US15378215
申请日：2016-12-14
Applicant: FUJIFILM Corporation
Inventor： Masahiro Hatta
Abstract: Provided an ultraviolet-sensing sheet that facilitates measurement of ultraviolet irradiance over a wide area, that is suitable in ultraviolet irradiance in a range from 1 to 1,000 mJ/cm2, a method for manufacturing such an ultraviolet-sensing sheet, and a method for sensing ultraviolet. The ultraviolet-sensing sheet has a change in reflection density ΔD1 of 0.2 or more over a range of cumulative illuminance 1 mJ/cm2 or more and less than 10 mJ/cm2, a change in reflection density ΔD2 of 0.2 or more over a range of cumulative illuminance 10 mJ/cm2 or more and less than 100 mJ/cm2, and a change in reflection density ΔD3 of 0.2 or more over a range of cumulative illuminance 100 mJ/cm2 or more and 1,000 mJ/cm2 or less, as measured at a wavelength of 365 nm when the ultraviolet-sensing sheet is irradiated with a high-pressure mercury lamp.
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