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公开(公告)号：US20180281231A1
公开(公告)日：2018-10-04
申请号：US15905376
申请日：2018-02-26
摘要： A saw wire includes a metal wire containing rhenium-tungsten alloy. A rhenium content of the metal wire is at least 0.1 wt % and at most 10 wt % with respect to a total weight of rhenium and tungsten, an elastic modulus of the metal wire is at least 350 GPa and at most 450 GPa, a tensile strength of the metal wire is at least 3500 MPa, and a diameter of the metal wire is at most 60 μm.
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公开(公告)号：US20220098708A1
公开(公告)日：2022-03-31
申请号：US17414442
申请日：2019-11-18
发明人： Tomohiro KANAZAWA , Yoshihiro IGUCHI , Naoki KOHYAMA , Atsushi SHIMADA , Kenshi TSUJI , Yui NAKAI
摘要： A tungsten wire contains tungsten or a tungsten alloy. An average width of surface crystal grains in a direction perpendicular to an axis of the tungsten wire is at most 76 nm. The tungsten wire has a tensile of at least 4800 MPa, and a diameter of at most 100 μm.
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公开(公告)号：US20180326517A1
公开(公告)日：2018-11-15
申请号：US15974918
申请日：2018-05-09
CPC分类号： B23D61/185 , B23D65/00 , C25D3/12 , C25D5/50 , C25D7/0607 , C25D15/00
摘要： A saw wire and various methods of use and manufacture are provided. The saw wire includes a metal wire containing at least one of tungsten and a tungsten alloy. A nickel plating layer is provided over the metal wire. An adhesion layer is provided at an interface between the metal wire and the nickel plating layer. The adhesion layer contains nickel and tungsten. A plurality of abrasive particles are provided at a surface of the nickel plating layer.
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4.发明公开公开(公告)号：US20240261880A1
公开(公告)日：2024-08-08
申请号：US18564079
申请日：2022-05-31
发明人： Tomohiro KANAZAWA , Kenshi TSUJI , Naoki KOHYAMA
CPC分类号： B23D65/00 , B23D61/185 , B23D81/00
摘要： An electrodeposited wire for a saw wire includes a core wire containing tungsten or a tungsten alloy. The electrodeposited wire for a saw wire has a tensile strength of at least 4800 MPa. The electrodeposited wire for a saw wire has a straightness of at least 400 mm per 500 mm in length.
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公开(公告)号：US20240131836A1
公开(公告)日：2024-04-25
申请号：US18279061
申请日：2021-12-21
发明人： Tomohiro KANAZAWA , Kazuhiro DAIJO , Kenshi TSUJI , Naoki KOHYAMA , Yui NAKAI
IPC分类号： B41F15/34 , B41N1/04 , B41N1/24 , C22C27/04 , C22F1/18 , D03D1/00 , D03D9/00 , D03D15/33 , D03D15/67
CPC分类号： B41F15/34 , B41N1/04 , B41N1/247 , C22C27/04 , C22F1/18 , D03D1/00 , D03D9/00 , D03D15/33 , D03D15/67 , D10B2505/00
摘要： A metal wire includes tungsten or a tungsten alloy. The metal wire has a diameter of at most 13 μm, a tensile strength of at least 4.8 GPa, and a natural hanging length per 1000 mm of at least 800 mm.
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公开(公告)号：US20230002867A1
公开(公告)日：2023-01-05
申请号：US17781617
申请日：2020-12-04
发明人： Akitoshi KASAHARA , Naoki KOHYAMA , Tomohiro KANAZAWA , Kenshi TSUJI , Yoshiyuki KITA , Atsushi SHIMADA , Yuuki SASAGAWA
IPC分类号： C22C27/04
摘要： A metal wire, which is one of a tungsten wire and a tungsten alloy wire, includes alkali metal on the surface thereof. The amount of alkali metal is at most 2.0 μg per 1 g of the metal wire.
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公开(公告)号：US20220220591A1
公开(公告)日：2022-07-14
申请号：US17604859
申请日：2020-04-13
发明人： Tomohiro KANAZAWA , Naoki KOHYAMA , Yoshihiro IGUCHI , Yui NAKAI
摘要： A tungsten wire is a tungsten wire containing tungsten or a tungsten alloy, a diameter of the tungsten wire is at most 100 μm, and a total number of torsional rotations to breakage per length of 50 mm of the tungsten wire (10) is greater than or equal to 250×exp(−0.026×D) when a tension that is 50% of a breakage tension of the tungsten wire is applied as a load, D denoting the diameter of the tungsten wire.
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公开(公告)号：US20190232404A1
公开(公告)日：2019-08-01
申请号：US16256636
申请日：2019-01-24
发明人： Tomohiro KANAZAWA , Naoki KOHYAMA , Yoshihiro IGUCHI , Yuuki SASAGAWA , Tetsuji SHIBATA , Toshiyuki TANI
CPC分类号： B23D61/185 , B23D57/0007 , B24B27/0633 , B28D5/045 , C22C38/12 , C25D15/02
摘要： A metal wire containing tungsten is provided. A tungsten content of the metal wire is at least 90 wt %. A tensile strength of the metal wire is at least 4000 MPa. An elastic modulus of the metal wire is at least 350 GPa and at most 450 GPa. A diameter of the metal wire is at most 60 μm. An average crystal grain size of the metal wire in a cross-section orthogonal to an axis of the metal wire is at most 0.20 μm.
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公开(公告)号：US20240227384A9
公开(公告)日：2024-07-11
申请号：US18279061
申请日：2021-12-21
发明人： Tomohiro KANAZAWA , Kazuhiro DAIJO , Kenshi TSUJI , Naoki KOHYAMA , Yui NAKAI
IPC分类号： B41F15/34 , B41N1/04 , B41N1/24 , C22C27/04 , C22F1/18 , D03D1/00 , D03D9/00 , D03D15/33 , D03D15/67
CPC分类号： B41F15/34 , B41N1/04 , B41N1/247 , C22C27/04 , C22F1/18 , D03D1/00 , D03D9/00 , D03D15/33 , D03D15/67 , D10B2505/00
摘要： A metal wire includes tungsten or a tungsten alloy. The metal wire has a diameter of at most 13 μm, a tensile strength of at least 4.8 GPa, and a natural hanging length per 1000 mm of at least 800 mm.
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公开(公告)号：US20230366068A1
公开(公告)日：2023-11-16
申请号：US18033540
申请日：2021-10-04
发明人： Tomohiro KANAZAWA , Yoshihiro KODAMA , Naoki KOHYAMA , Tatsuya TANIWAKI , Kenshi TSUJI , Tomohiro SAWA , Tetsuya NAKAAZE
摘要： A metal wire has a total elongation of at least 5% and at most 16%; a tensile strength of at least 1600 MPa and at most 2400 MPa; and a diameter of less than 40 μm.
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