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公开(公告)号：US20240209482A1
公开(公告)日：2024-06-27
申请号：US18286681
申请日：2022-04-13
发明人： Kazutoshi TAKEDA , Shinsuke TAKATANI , Ryu HIRAYAMA , Minako FUKUCHI , Yoshiaki IWASE , Makoto NIWA , Makoto HIRAKAWA
CPC分类号： C22C38/02 , C22C38/04 , C22C38/06 , H01F1/14791 , H01F1/18 , H02K15/024 , H02K1/02
摘要： This electrical steel sheet contains: as a chemical composition, in a unit of mass %, 2.5% to 3.9% of Si; 0.001% to 3.0% of Al; and 0.05% to 5.0% of Mn, the remainder being Fe and impurities, and, on one surface or both surfaces thereof, an insulating coating containing a curing accelerator is formed.
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2.发明公开公开(公告)号：US20240190119A1
公开(公告)日：2024-06-13
申请号：US18286501
申请日：2022-04-13
发明人： Kazutoshi TAKEDA , Shinsuke TAKATANI , Ryu HIRAYAMA , Minako FUKUCHI , Yoshiaki IWASE , Makoto NIWA , Makoto HIRAKAWA
IPC分类号： B32B37/12 , B30B9/28 , B32B7/12 , B32B15/04 , B32B15/18 , B32B37/10 , C09J5/02 , C22C38/02 , C22C38/04 , C22C38/06 , H02K1/02 , H02K15/02
CPC分类号： B32B37/12 , B30B9/28 , B32B7/12 , B32B15/043 , B32B15/18 , B32B37/10 , C09J5/02 , C22C38/02 , C22C38/04 , C22C38/06 , H02K1/02 , H02K15/02 , B32B2309/12 , B32B2311/30 , C22C2202/02
摘要： This bonded and stacked core manufacturing method is for manufacturing a bonded and stacked core by performing press working on a strip-shaped steel sheet with a press working oil applied to one surface or both surfaces thereof, applying an adhesive to one surface of the strip-shaped steel sheet to obtain a plurality of steel sheet components, and stacking and bonding the steel sheet components, in which a curing accelerator having an average viscosity of 0.01 Pa·s to 100 Pa·s is applied to one surface or both surfaces of the strip-shaped steel sheet before the press working oil is applied.
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3.发明公开公开(公告)号：US20230253140A1
公开(公告)日：2023-08-10
申请号：US18014352
申请日：2021-07-06
发明人： Kazutoshi TAKEDA , Shinsuke TAKATANI , Ryu HIRAYAMA , Yoshiaki IWASE , Makoto NIWA , Masashi YAMADA
IPC分类号： H01F27/26 , C09J133/20 , C09J11/04 , C09J11/06
CPC分类号： H01F27/263 , C09J133/20 , C09J11/04 , C09J11/06 , C09J2400/163
摘要： This adhesively-laminated core manufacturing method is a method for manufacturing an adhesively-laminated core by punching a plurality of steel sheet parts while a strip-shaped steel sheet is fed and laminating the steel sheet parts via an adhesive, and includes a step of forming a curing acceleration portion by applying and drying a curing accelerator on one or both surfaces of the strip-shaped steel sheet before a pressing oil is applied, and a step of applying the pressing oil to a surface of the curing acceleration portion.
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公开(公告)号：US20210062010A1
公开(公告)日：2021-03-04
申请号：US16644157
申请日：2018-08-29
申请人： TOAGOSEI CO., LTD.
发明人： Makoto NIWA , Takefumi SATO
摘要： Provided are: a composition for powder coating materials, which enables the achievement of a cured film that has excellent thin film smoothness, electrical insulation properties and thermal conductivity; and a coated article. The present invention relates to: a composition for powder coating materials, which contains (A) a thermally conductive filler having an average circularity of 0.92 or more, (B) a thermosetting resin and (C) a curing agent; and a coated article, the surface of which is provided with a cured film that is formed from this composition for powder coating materials. The present invention also relates to a composition for powder coating materials, which additionally contains (D) a dispersant.
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5.发明公开公开(公告)号：US20240204634A1
公开(公告)日：2024-06-20
申请号：US18286534
申请日：2022-04-13
发明人： Kazutoshi TAKEDA , Shinsuke TAKATANI , Ryu HIRAYAMA , Minako FUKUCHI , Yoshiaki IWASE , Makoto NIWA , Makoto HIRAKAWA
CPC分类号： H02K15/12 , H02K15/02 , H02K2201/09 , H02K2215/00
摘要： This bonded and stacked core manufacturing method is a method for manufacturing a bonded and stacked core by performing press working on a strip-shaped steel sheet with a press working oil applied to one surface or both surfaces thereof, applying an anaerobic adhesive and an instantaneous adhesive to one surface of the strip-shaped steel sheet to obtain a plurality of steel sheet components, and stacking and bonding the steel sheet components, in which a curing accelerating layer is formed by applying an anaerobic adhesive curing accelerator and an instantaneous adhesive curing accelerator to one surface or both surfaces of the strip-shaped steel sheet before the press working oil is applied, and drying the adhesive curing accelerator and the instantaneous adhesive curing accelerator.
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