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公开(公告)号:US20210371660A1
公开(公告)日:2021-12-02
申请号:US17290382
申请日:2019-11-05
发明人: Keita ISHIDA , Gaku KITADA
摘要: There is provided a heat-conducting composition capable of forming thick films in good productivity. The heat-conducting composition contains a binder and a heat-conducting filler, wherein a first viscosity thereof is 50 to 300 Pa·s as measured at a rotating speed of 10 rpm at 25° C. by using a rotational viscometer; and the ratio [second viscosity/first viscosity] of a second viscosity to the first viscosity is 3 to 8 where the second viscosity is a viscosity measured at a rotating speed of 1 rpm at 25° C. by using the rotational viscometer.
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42.
公开(公告)号:US11180625B2
公开(公告)日:2021-11-23
申请号:US15566238
申请日:2016-04-07
申请人: HUTCHINSON
IPC分类号: C08J9/26 , C08J9/00 , B29C67/20 , C08F20/44 , C08F36/06 , C09K5/14 , B29K33/20 , B29K105/04 , H01B1/24
摘要: Porous polymeric materials having a very high content of thermally conductive and/or electrically conductive fillers. Process for the preparation of the porous composite material including at least one binder-forming polymeric phase and one or more fillers, this process including the stages of hot mixing, by the molten route, the polymeric phase, the fillers and a sacrificial polymeric phase, so as to obtain a mixture, of shaping the mixture and of removing the sacrificial polymeric phase.
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公开(公告)号:US11162007B2
公开(公告)日:2021-11-02
申请号:US16289789
申请日:2019-03-01
发明人: Shamik Ghosal , Ranjit Pandher , Oscar Khaselev , Ravi Bhatkal , Rahul Raut , Bawa Singh , Morgana de Avila Ribas , Siuli Sarkar , Sutapa Mukherjee , Sathish Kumar , Remya Chandran , Pavan Vishwanath , Ashok Pachamuthu , Monnir Boureghda , Nitin Desai , Anna Lifton , Nirmalya Kumar Chaki
摘要: A sintering powder comprising: a particulate having a mean longest diameter of less than 10 microns, wherein at least some of the particles forming the particulate comprise a metal at least partially coated with a capping agent. A sintering paste and sintering film comprising the sintering powder. A method for making a sintered joint by sintering the sintering powder, paste, or film in the vicinity of two or more workpieces.
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公开(公告)号:US20210309904A1
公开(公告)日:2021-10-07
申请号:US17211376
申请日:2021-03-24
发明人: Takahiro KAWAMOTO , Tomoko EGUCHI , Tomohiro YAMASHITA , Masaya HAGIWARA , Akiko SAITO , Daichi USUI
摘要: A cold storage material, which has a large specific heat and a small magnetization in an extremely low temperature region and has satisfactory manufacturability, is provided, and a method for manufacturing the same is provided. Further, a refrigerator having high efficiency and excellent cooling performance is provided by filling this refrigerator with the above-described cold storage material. Moreover, a device incorporating a superconducting coil capable of reducing influence of magnetic noise derived from a cold storage material is provided. The cold storage material of embodiments is a granular body composed of an intermetallic compound in which the ThCr2Si2-type structure 11 occupies 80% by volume or more, and has a crystallite size of 70 nm or less.
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公开(公告)号:US11136484B2
公开(公告)日:2021-10-05
申请号:US16341976
申请日:2017-11-30
IPC分类号: C09K5/14 , C08K3/04 , C08J5/18 , H01L23/373 , B32B25/02 , B32B25/04 , B32B25/16 , B32B25/20 , C08K3/38 , C08K3/34 , H05K7/20 , C08K3/28 , C08K3/22 , B32B27/18 , C08L101/00 , B32B7/02 , H01L23/42
摘要: A heat-conducting sheet according to the present invention is a heat-conducting sheet having an initial Asker C hardness of 50 or less, the heat-conducting sheet containing an elastomer resin at the volume proportion of 30 to 70%, and a thermally conductive filler at the volume proportion of 30 to 70%, in which the elastomer resin has a viscosity at 25° C. of 3000 Pa·s or less, and the elastomer resin has a lamella length of 20 mm or more. According to the present invention, a heat-conducting sheet which has initial flexibility sufficient to exhibit excellent shape conformability and in which residual stress is reduced after compression by applying pressure can be provided.
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公开(公告)号:US11136244B2
公开(公告)日:2021-10-05
申请号:US16182908
申请日:2018-11-07
发明人: Katsuhiko Yamada , Keiichi Fuse
IPC分类号: C01F17/00 , C01F17/294 , C09K5/14 , F04B37/08 , F25B9/00 , C01F17/34 , C01F17/206 , F25B29/00 , F25D29/00 , H01F6/00
摘要: The present invention provides a rare earth cold accumulating material particle comprising a rare earth oxide or a rare earth oxysulfide, wherein the rare earth cold accumulating material particle is composed of a sintered body; an average crystal grain size of the sintered body is 0.5 to 5 μm; a porosity of the sintered body is 10 to 50 vol. %; and an average pore size of the sintered body is 0.3 to 3 μm. Further, it is preferable that the porosity of the rare earth cold accumulating material particle is 20 to 45 vol. %, and a maximum pore size of the rare earth cold accumulating material particle is 4 μm or less. Due to this structure, there can be provided a rare earth cold accumulating material having a high refrigerating capacity and a high strength.
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公开(公告)号:US20210301180A1
公开(公告)日:2021-09-30
申请号:US17344176
申请日:2021-06-10
申请人: FUJIFILM Corporation
发明人: Daisuke HAYASHI , Seiichi HITOMI , Teruki NIORI , Keita TAKAHASHI
摘要: A composition contains an inorganic nitride, and a compound represented by General
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公开(公告)号:US20210284548A1
公开(公告)日:2021-09-16
申请号:US17303276
申请日:2021-05-26
发明人: Katsuhiko YAMADA , Keiichi FUSE
IPC分类号: C01F17/294 , C09K5/14 , F04B37/08 , F25B9/00 , C01F17/34 , C01F17/206 , F25B29/00 , F25D29/00 , H01F6/00
摘要: The present invention provides a rare earth cold accumulating material particle comprising a rare earth oxide or a rare earth oxysulfide, wherein the rare earth cold accumulating material particle is composed of a sintered body; an average crystal grain size of the sintered body is 0.5 to 5 μm; a porosity of the sintered body is 10 to 50 vol. %; and an average pore size of the sintered body is 0.3 to 3 μm. Further, it is preferable that the porosity of the rare earth cold accumulating material particle is 20 to 45 vol. %, and a maximum pore size of the rare earth cold accumulating material particle is 4 μm or less. Due to this structure, there can be provided a rare earth cold accumulating material having a high refrigerating capacity and a high strength.
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公开(公告)号:US11072735B2
公开(公告)日:2021-07-27
申请号:US16777096
申请日:2020-01-30
申请人: ADMATECHS CO., LTD.
发明人: Shingi Noguchi , Masaru Kuraki , Tempo Nakamura
摘要: A particulate material is mainly composed of alumina, has a volume average particle diameter of from 70 to 200 μm, has a degree of sphericity of from 0.89 or more to less than 0.99, has a degree of alfa-aluminization of from 40 to 85%, and produces a result of 0.017 g or less in an abrasion test for equipment.
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公开(公告)号:US20210222043A1
公开(公告)日:2021-07-22
申请号:US17155038
申请日:2021-01-21
发明人: Andrew Stemmermann
IPC分类号: C09K5/14 , H01L23/373 , H01L23/367 , H05K7/20 , C09J9/00 , C09J183/04 , C09J5/06 , C09J7/32 , C09J7/10 , F28F13/18
摘要: Compositions for thermal interface materials comprising magnetically-alignable, thermally-conductive, electrically-nonconductive particles in a matrix comprising curable polymers are provided. The compositions are also useful for use as heat sinks. Methods are provided for the use of such compounds for thermal management and heat dissipation in the electronics industry.
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