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公开(公告)号:US20220018485A1
公开(公告)日:2022-01-20
申请号:US17299992
申请日:2020-03-06
发明人: Naoyuki OYA , Kimihiko SUGIURA , Shuya KAWAOKA , Kenji IMAE , Yoshihiko IMAE
摘要: Provided are a composite type heat insulator having an excellent heat insulating properties at high temperatures regardless of its thin body, and a method for producing the same. The composite type heat insulator comprises a first and a second cloths composed of silica fibers having a hydroxyl group; and a heat insulating layer sandwiched between the first and the second cloths. The heat insulating layer contains a silica aerogel and silica staple fibers having a fiber length of 0.5 to 5 mm. The heat insulating layer may optionally contain an infrared absorber and/or a film-forming inorganic binder.
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公开(公告)号:US20240250334A1
公开(公告)日:2024-07-25
申请号:US18593084
申请日:2024-03-01
发明人: Kenji IMAE , Yoshihiko IMAE , Takashi SHIRAI , Tetsuro ARAI
IPC分类号: H01M10/653 , H01M10/6551 , H01M50/213
CPC分类号: H01M10/653 , H01M10/6551 , H01M50/213
摘要: Provided are a thermal runaway suppression sheet with maximum thickness of 3 mm or less and capable of insulating to temperature at which a propagation of thermal runaway in a lithium ion battery can be suppressed, and a battery pack and a battery module. The thermal runaway suppression sheet includes a thermal energy consumption layer containing a silica-based inorganic fiber having a hydroxyl group, and a thermal diffusion layer having a thermal conductivity in the planar direction that is 10 to 200 times as high as the thermal conductivity in the thickness direction. The thermal runaway suppression sheet has a thickness of 3 mm or less. When the thermal runaway suppression sheet is locally heated, the thermal energy consumption effect based on the silica-based inorganic fibers contained in the thermal energy consumption layer can be efficiently utilized by the thermal conduction along the planar direction of the thermal diffusion layer.
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公开(公告)号:US11585084B2
公开(公告)日:2023-02-21
申请号:US17051633
申请日:2019-07-03
发明人: Kenji Imae , Yoshihiko Imae , Yasuki Masunaga
IPC分类号: E04B1/76 , B32B15/14 , B32B17/02 , D04H1/4209
摘要: Disclosed is a heat insulator comprising a substrate comprising of a bulk of silica-based inorganic fiber containing a hydroxyl group; a metallic or ceramic infrared mediator held on at least a part of one surface of the substrate; and a silica cured product holding the infrared mediator on/in the substrate. As the infrared mediator, a metal foil or a ceramic particle may be used. This heat insulator exhibits excellent heat insulating performance in a high temperature range of 600° C. or more, and can be molded into a three-dimensional shape which can be directly mounted to a structure.
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公开(公告)号:US09984794B1
公开(公告)日:2018-05-29
申请号:US15823956
申请日:2017-11-28
发明人: Kenji Imae , Yoshihiko Imae , Takashi Shirai , Naoyuki Oya , Kimihiko Sugiura
CPC分类号: H01B7/29 , B32B17/02 , B32B18/00 , B32B33/00 , B32B2305/188 , B32B2307/3065 , B32B2313/04 , B32B2315/02 , B32B2315/085 , B32B2457/04 , H01B3/12
摘要: A thin and lightweight refractory insulating sheet comprising a refractory bag and a layered type thermal insulator in the bag is disclosed. The layered type thermal insulator comprises a thermal energy consumption layer, a reflector and a graphite layer, and can efficiently attenuate thermal energy by conducting the thermal energy in all directions of the plane even when locally heated, and utilizing the thermal energy for vaporization of the water generated from the thermal energy consumption layer.
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公开(公告)号:US11788278B2
公开(公告)日:2023-10-17
申请号:US18076911
申请日:2022-12-07
发明人: Kenji Imae , Yoshihiko Imae , Yasuki Masunaga
IPC分类号: E04B1/76 , B32B15/14 , B32B17/02 , D04H1/4209
CPC分类号: E04B1/7666 , B32B15/14 , B32B17/02 , D04H1/4209 , B32B2262/10 , B32B2307/304
摘要: Disclosed is a heat insulator comprising a substrate comprising of a bulk of silica-based inorganic fiber containing a hydroxyl group; a metallic or ceramic infrared mediator held on at least a part of one surface of the substrate; and a silica cured product holding the infrared mediator on/in the substrate. As the infrared mediator, a metal foil or a ceramic particle may be used. This heat insulator exhibits excellent heat insulating performance in a high temperature range of 600° C. or more, and can be molded into a three-dimensional shape which can be directly mounted to a structure.
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公开(公告)号:US20210062500A1
公开(公告)日:2021-03-04
申请号:US17051633
申请日:2019-07-03
发明人: Kenji IMAE , Yoshihiko IMAE , Yasuki MASUNAGA
IPC分类号: E04B1/76 , B32B15/14 , B32B17/02 , D04H1/4209
摘要: Disclosed is a heat insulator comprising a substrate comprising of a bulk of silica-based inorganic fiber containing a hydroxyl group; a metallic or ceramic infrared mediator held on at least a part of one surface of the substrate; and a silica cured product holding the infrared mediator on/in the substrate. As the infrared mediator, a metal foil or a ceramic particle may be used. This heat insulator exhibits excellent heat insulating performance in a high temperature range of 600° C. or more, and can be molded into a three-dimensional shape which can be directly mounted to a structure.
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