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公开(公告)号：US20240427146A1
公开(公告)日：2024-12-26
申请号：US18825211
申请日：2024-09-05
Applicant: 3M INNOVATIVE PROPERTIES COMPANY
Inventor： Kentaro Tamura
Abstract: The present application provides a display device that easily reduces an incident amount of an infrared light to a display portion on the basis of maintaining visual confirmation of display information. A display device according to one scheme of the present disclosure comprises: a display portion emitting a visible light of a linearly polarized wave having display information; an infrared light cut-off portion transmitting the visible light from the display portion and reducing an incident amount of an infrared light to the display portion; and a reflecting portion reflecting the visible light transmitted from the infrared light cut-off portion, wherein the infrared light cut-off portion comprises an infrared light cut-off layer, the infrared light cut-off layer has a slow axis, and the slow axis is generally parallel to a vibration direction of the linearly polarized wave.
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公开(公告)号：US20220403565A1
公开(公告)日：2022-12-22
申请号：US17642877
申请日：2020-08-28
Applicant: 3M INNOVATIVE PROPERTIES COMPANY
Inventor： Wataru Nakayama , Kazuhiko Mizuno , Kentaro Tamura , Akihiko Mitsui
Abstract: To provide an electromagnetic shielding material that has excellent shape following properties and can exhibit high electromagnetic wave shielding properties even in a deformed portion. A flexible magnetic film fabric (100) of one embodiment includes a plurality of first magnetic strips (10) extending in a first direction (11) and arranged substantially in parallel at a first pitch P1 along a second direction (12) orthogonal to the first direction (11); and a plurality of second magnetic strips (20) extending in a third direction (21) different from the first direction (11) and arranged substantially in parallel at a second pitch P2 along a fourth direction (22) orthogonal to the third direction (21). Each of the first magnetic strips (10) has a first average width W1, W1/P1 being from 0.05 to 0.98, and each of the second magnetic strips (20) has a second average width W2, W2/P2 being from 0.05 to 0.98.
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公开(公告)号：US10698208B2
公开(公告)日：2020-06-30
申请号：US16074823
申请日：2017-01-30
Applicant: 3M INNOVATIVE PROPERTIES COMPANY
Inventor： Atsushi Ono , Noboru Iwata , Yuji Saito , Kentaro Tamura
Abstract: The display device according to an embodiment of the present invention comprises: a display unit (20) emitting visible light (L2) of linearly polarized waves having display information, an infrared light-cutting section (30) transmitting the visible light (L2) from the display unit (20) and reducing an incident quantity of infrared light on the display unit (20), and a reflecting section (40) reflecting visible light (L3) transmitted through the infrared light-cutting section (30); the infrared light-cutting section (30) comprising a first polymer film (31) and a second polymer film (32) disposed on the first polymer film (31), the first polymer film (31) and the second polymer film (32) both having anisotropy of refractive indices and having a first axis (Ax1) having a highest of the refractive indices, the first axis (Ax1) of the first polymer film (31) and the first axis (Ax1) of the second polymer film (32) intersecting in a planar view.
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Patent Agency Ranking
公开(公告)号：US20150090433A1
公开(公告)日：2015-04-02
申请号：US14391207
申请日：2013-04-19
Applicant: 3M INNOVATIVE PROPERTIES COMPANY
Inventor： Kentaro Tamura
CPC classification number: H05K7/2039 , B32B5/022 , B32B27/12 , B32B27/281 , B32B27/304 , B32B27/32 , B32B27/34 , B32B27/36 , B32B2260/021 , B32B2260/046 , B32B2262/0238 , B32B2262/0253 , B32B2262/0261 , B32B2262/0276 , B32B2307/302 , B32B2307/54 , B32B2457/00 , F28F3/02 , H01L23/3733 , H01L23/433 , H01L2924/0002 , H01L2924/00
Abstract: A method of reducing heat in an electronic device includes providing a housing, providing a heat generating component and positioning a heat reduction sheet between the housing and the heat generating component. The heat reduction sheet includes a substrate, a first porous layer and a second porous layer. Each of the substrate and first and second porous layers has a first main surface and a second main surface. The first porous layer has an average cavity diameter of between approximately 0.01 μm and approximately 10 μm. The second porous layer has an average cavity diameter of between approximately 0.01 μm and approximately 10 μm. At least a portion of the first main surface of the substrate is in contact with at least part of the first main surface of the first porous layer. At least a portion of the second main surface of the substrate is in contact with at least part of the first main surface of the second porous layer.
Abstract translation: 一种在电子设备中减少热量的方法包括提供壳体，提供发热部件并将热降解片材定位在壳体和发热部件之间。 减热片包括基底，第一多孔层和第二多孔层。 基板和第一和第二多孔层中的每一个具有第一主表面和第二主表面。 第一多孔层的平均腔直径介于约0.01μm和约10μm之间。 第二多孔层的平均空腔直径为约0.01μm至约10μm。 基板的第一主表面的至少一部分与第一多孔层的第一主表面的至少一部分接触。 衬底的第二主表面的至少一部分与第二多孔层的第一主表面的至少一部分接触。
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公开(公告)号：US20220206197A1
公开(公告)日：2022-06-30
申请号：US17594508
申请日：2020-05-22
Applicant: 3M INNOVATIVE PROPERTIES COMPANY
Inventor： Kentaro Tamura
Abstract: The present application provides a display device that easily reduces an incident amount of an infrared light to a display portion on the basis of maintaining visual confirmation of display information. A display device according to one scheme of the present disclosure comprises: a display portion emitting a visible light of a linearly polarized wave having display information; an infrared light cut-off portion transmitting the visible light from the display portion and reducing an incident amount of an infrared light to the display portion; and a reflecting portion reflecting the visible light transmitted from the infrared light cut-off portion, wherein the infrared light cut-off portion comprises an infrared light cut-off layer, the infrared light cut-off layer has a slow axis, and the slow axis is generally parallel to a vibration direction of the linearly polarized wave.
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公开(公告)号：US12111465B2
公开(公告)日：2024-10-08
申请号：US17594508
申请日：2020-05-22
Applicant: 3M INNOVATIVE PROPERTIES COMPANY
Inventor： Kentaro Tamura
CPC classification number: G02B27/0101 , B60K35/00 , G02B5/208 , B60K35/23 , B60K35/60 , B60K2360/23 , B60K2360/785 , G02B2027/0118
Abstract: The present application provides a display device that easily reduces an incident amount of an infrared light to a display portion on the basis of maintaining visual confirmation of display information. A display device according to one scheme of the present disclosure comprises: a display portion emitting a visible light of a linearly polarized wave having display information; an infrared light cut-off portion transmitting the visible light from the display portion and reducing an incident amount of an infrared light to the display portion; and a reflecting portion reflecting the visible light transmitted from the infrared light cut-off portion, wherein the infrared light cut-off portion comprises an infrared light cut-off layer, the infrared light cut-off layer has a slow axis, and the slow axis is generally parallel to a vibration direction of the linearly polarized wave.
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公开(公告)号：US11822075B2
公开(公告)日：2023-11-21
申请号：US16632627
申请日：2018-07-27
Applicant: 3M INNOVATIVE PROPERTIES COMPANY
Inventor： Yuji Saito , Noboru Iwata , Atsushi Ono , Kentaro Tamura
CPC classification number: G02B27/0101 , G02B5/208 , G02B5/3033 , G02B5/3083 , G02B2027/0118
Abstract: A display device according to one aspect of the present invention includes: a display unit configured to have display information and emits visible light having a continuous spectrum; an infrared cut-off part configured to transmit the visible light from the display unit and to reduce the amount of infrared light striking the display unit; and a reflecting part configured to reflect the visible light having passed through the infrared cut-off part. The infrared cut-off part includes a first polymer film and a second polymer film, the first polymer film includes an infrared cut-off layer configured to reduce infrared light transmission, and the second polymer film includes a high-retardation polyester film and is disposed between the first polymer film and the display unit.
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公开(公告)号：US20140166258A1
公开(公告)日：2014-06-19
申请号：US14114839
申请日：2012-04-26
Applicant: 3M INNOVATIVE PROPERTIES COMPANY
Inventor： Kentaro Tamura , Masaki Oota
IPC: F28F21/06
Abstract: The present invention provides a heat conductive sheet that can maintain high heat conductivity and flexibility across a long period of time even in high temperature environments. The heat conductive sheet includes a (meth)acrylate polymer, a trimellitate ester plasticizer, a first antioxidant with a hindered phenol backbone, and a second antioxidant with a thioether backbone.
Abstract translation: 本发明提供即使在高温环境下也能长时间保持高导热性和柔性的导热片。 导热片包括（甲基）丙烯酸酯聚合物，偏苯三酸酯增塑剂，具有受阻酚骨架的第一抗氧化剂和具有硫醚主链的第二抗氧化剂。
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