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公开(公告)号：US12121945B2
公开(公告)日：2024-10-22
申请号：US17641695
申请日：2020-09-08
IPC分类号： B32B15/01 , B21B1/22 , B21B27/00 , B21B27/02 , B32B3/02 , B32B3/26 , B32B3/30 , B32B15/04 , B32B15/08 , B32B15/18 , C21D7/04 , C21D9/48 , C22C18/00 , C22C18/04 , C23C2/02 , C23C2/04 , C23C2/06 , C23C2/26 , C23C2/36 , C23C2/40 , C23C28/02 , C23C30/00 , C25D3/22 , C25D7/06
CPC分类号： B21B1/22 , B21B1/227 , B21B27/005 , B21B27/02 , B21B27/021 , B32B3/02 , B32B3/26 , B32B3/263 , B32B3/30 , B32B15/012 , B32B15/013 , B32B15/04 , B32B15/043 , B32B15/08 , B32B15/18 , C21D7/04 , C21D9/48 , C22C18/00 , C22C18/04 , C23C2/02 , C23C2/04 , C23C2/06 , C23C2/26 , C23C2/36 , C23C2/40 , C23C28/021 , C23C28/025 , C23C30/00 , C23C30/005 , C25D3/22 , C25D7/0614 , B21B2001/228 , B21B2261/14 , B21B2263/02 , C21D2221/00 , Y10T428/12229 , Y10T428/12389 , Y10T428/12396 , Y10T428/12556 , Y10T428/12569 , Y10T428/12799 , Y10T428/12972 , Y10T428/12979 , Y10T428/12993 , Y10T428/2495 , Y10T428/24967 , Y10T428/263 , Y10T428/264 , Y10T428/265 , Y10T428/27 , Y10T428/273
摘要： The invention relates to a steel sheet skin-pass rolled with a deterministic surface structure, and to a method for producing it.
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公开(公告)号：US20240295009A1
公开(公告)日：2024-09-05
申请号：US18395215
申请日：2023-12-22
发明人： Shengqiang MA , Ping LV , Xuebin HE , Yimin GAO , Xudong CUI , Jiandong XING , Xiaoli MENG , Jiankang ZHANG
摘要： A method of preparing biodegradable Zn—Mg—Bi zinc alloy includes: melting magnesium under an inert atmosphere to obtain a magnesium melt; adding bismuth particles to the magnesium melt followed by reaction under stirring and heat preservation treatment to obtain a Mg—Bi alloy melt; allowing the Mg—Bi alloy melt to stand in a furnace; subjecting the Mg—Bi alloy melt to refining, slagging-off, casting and demoulding to obtain Mg-50 wt. % Bi alloy ingot; melting zinc to obtain a zinc melt; adding the Mg-50 wt. % Bi alloy ingot and pure magnesium or pure bismuth followed by heating to a preset temperature, stirring and heat preservation to obtain a Zn—Mg—Bi alloy melt; allowing the Zn—Mg—Bi alloy melt to stand in a furnace followed by refining, slagging-off, casting and demoulding to obtain the biodegradable Zn—Mg—Bi zinc alloy.
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公开(公告)号：US12031201B2
公开(公告)日：2024-07-09
申请号：US17614623
申请日：2020-05-29
IPC分类号： C22C18/00 , B32B15/01 , C22C38/00 , C22C38/02 , C22C38/04 , C22C38/06 , C22C38/20 , C22C38/22 , C22C38/24 , C22C38/26 , C22C38/28 , C22C38/32 , C22C38/60 , C25D3/22
CPC分类号： C22C38/32 , B32B15/013 , C22C18/00 , C22C38/001 , C22C38/002 , C22C38/005 , C22C38/02 , C22C38/04 , C22C38/06 , C22C38/20 , C22C38/22 , C22C38/24 , C22C38/26 , C22C38/28 , C22C38/60 , C25D3/22
摘要： The present invention relates to a plated steel sheet for hot stamping comprising a steel sheet and a Zn—Ni plating layer formed on at least one surface of the steel sheet, wherein the Zn—Ni plating layer has an Ni concentration of 8 mass % or more, a plating deposition amount of 10 g/m2 or more and 90 g/m2 or less per surface, and an average grain size of 50 nm or more, and a difference between a diffraction peak of the Zn—Ni plating layer after heat treating the plated steel sheet for hot stamping at 200° C. for 1 hour, and a diffraction peak of the Zn—Ni plating layer before heat treating it, is 0.3° or less.
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公开(公告)号：US12024647B2
公开(公告)日：2024-07-02
申请号：US15794156
申请日：2017-10-26
申请人： Ewald Dörken Ag
发明人： Carolina Battaglia , Susanne Walter , Verena Grossmann , Marcel Roth , Sandra Böhm , Gerhard Reusmann
CPC分类号： C09D5/084 , C09C1/62 , C09C1/625 , C09C3/063 , C09D1/00 , C01B33/12 , C01G23/04 , C01G25/02 , C01P2004/60 , C01P2004/86 , C01P2006/12 , C22C18/00
摘要： The present invention relates to modified-metal -particles for corrosion-protection coatings 16 a method for their production and their use anti-corrosive coating compositions and methods for their use. The coating compositions include modified metal particles and a binding agent. The modified metal particles can include zino, aluminum, magnesium, bismuth, tin, nickel, or manganese as well as their mixtures and alloys thereof and have an inorganically-based surface modification in the form of a coating layer capable of imparting cathodic corrosion protection. Suitable surface modifications include a coating layer formed by an inorganic oxide including silicon dioxide, titanium oxide, zirconium oxide, and mixtures thereof.
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公开(公告)号：US11931810B2
公开(公告)日：2024-03-19
申请号：US17656065
申请日：2022-03-23
发明人： Gleb Yushin , Wenqiang Hu , Samik Jhulki , Wenbin Fu , Kostiantyn Turcheniuk
CPC分类号： B22F9/22 , B22F1/0547 , B22F1/062 , B22F9/20 , C07F3/06 , C22C18/00 , B22F2301/30 , B22F2304/05 , B82Y30/00 , B82Y40/00
摘要： Aspects relate to method of zinc-comprising nanowire fabrication, the method comprising forming a starting material comprising zinc metal or zinc metal alloy and at least one reactive metal, and exposing the starting material to one or more alcohols to obtain a reaction product comprising zinc-comprising nanowires, wherein the at least one reactive metal is more reactive than zinc to the one or more alcohols.
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公开(公告)号：US11905579B1
公开(公告)日：2024-02-20
申请号：US17763308
申请日：2020-09-22
IPC分类号： C22C18/04 , C21D7/04 , B32B15/04 , C23C30/00 , B21B27/00 , B21B1/22 , B21B27/02 , B32B15/01 , C25D3/22 , C25D7/06 , B32B15/18 , B32B3/26 , B32B15/08 , B32B3/30 , B32B3/02 , C21D9/48 , C23C2/06 , C23C2/36 , C23C2/40 , C23C2/02 , C23C28/02 , C23C2/04 , C21D9/46 , C23C2/26 , C22C18/00
CPC分类号： C22C18/04 , B21B1/22 , B21B1/227 , B21B27/005 , B21B27/02 , B21B27/021 , B32B3/02 , B32B3/26 , B32B3/263 , B32B3/30 , B32B15/012 , B32B15/013 , B32B15/04 , B32B15/043 , B32B15/08 , B32B15/18 , C21D7/04 , C21D9/46 , C21D9/48 , C22C18/00 , C23C2/02 , C23C2/04 , C23C2/06 , C23C2/26 , C23C2/36 , C23C2/40 , C23C28/021 , C23C28/025 , C23C30/00 , C23C30/005 , C25D3/22 , C25D7/0614 , B21B2001/228 , B21B2261/14 , B21B2263/02 , C21D2221/00 , Y10T428/12229 , Y10T428/12354 , Y10T428/12389 , Y10T428/12396 , Y10T428/12438 , Y10T428/12458 , Y10T428/12556 , Y10T428/12569 , Y10T428/12799 , Y10T428/12979 , Y10T428/12993 , Y10T428/2495 , Y10T428/24967 , Y10T428/26 , Y10T428/27 , Y10T428/273
摘要： The invention relates to a sheet steel (1) coated with a zinc-based coating and skin-pass rolled with a deterministic surface structure (2), and to a method for producing it.
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公开(公告)号：US11884989B2
公开(公告)日：2024-01-30
申请号：US17599935
申请日：2020-05-13
发明人： Daisuke Maeda , Yuri Toda , Tomohito Tanaka , Kazuo Hikida
IPC分类号： B32B15/01 , C21D9/48 , C21D1/18 , C21D6/00 , C21D8/04 , C22C18/00 , C22C38/00 , C22C38/02 , C22C38/06 , C22C38/26 , C22C38/28 , C22C38/32 , C22C38/38
CPC分类号： C21D9/48 , B32B15/013 , C21D1/18 , C21D6/002 , C21D6/005 , C21D6/008 , C21D8/0405 , C21D8/0426 , C21D8/0436 , C21D8/0463 , C22C18/00 , C22C38/001 , C22C38/002 , C22C38/005 , C22C38/02 , C22C38/06 , C22C38/26 , C22C38/28 , C22C38/32 , C22C38/38 , C21D2211/001 , C21D2211/008
摘要： A hot-stamping formed body includes: a steel sheet having a predetermined chemical composition; and a plating layer provided on a surface of the steel sheet, the plating layer having an adhesion amount of 10 g/m2 to 90 g/m2 and a Ni content of 10 mass % to 25 mass %, and containing a remainder consisting of Zn and impurities. The hot-stamping formed body includes, in a surface layer region of the steel sheet, an average grain size of prior austenite grains to 10.0 μm or less, a Ni concentration per unit area at grain boundaries having an average crystal orientation difference of 15° or more is 1.5 mass %/μm2 or more.
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公开(公告)号：US11851764B2
公开(公告)日：2023-12-26
申请号：US18033739
申请日：2021-11-18
发明人： Kotaro Ishii , Kohei Tokuda , Yoshinari Ishida , Yasuto Goto , Mamoru Saito
IPC分类号： B32B15/01 , C23C2/06 , C22C18/04 , C23C30/00 , C23C2/40 , C23C28/00 , B32B15/18 , C23C2/04 , B32B15/04 , C22C18/00 , C23C28/02
CPC分类号： C23C2/06 , B32B15/013 , B32B15/04 , B32B15/043 , B32B15/18 , C22C18/00 , C22C18/04 , C23C2/04 , C23C2/40 , C23C28/025 , C23C28/3225 , C23C30/00 , C23C30/005 , Y10T428/12792 , Y10T428/12799 , Y10T428/12951 , Y10T428/12972 , Y10T428/12979
摘要： The plated steel material is a plated steel material including a steel material and a plating layer provided on the surface of the steel material, wherein the plating layer has a predetermined average chemical composition, when the amount of Mg is % Mg and the amount of Al is % Al, % Mg/% Al is 0.80 or more, and a metal structure in a total field of view of 25,000 μm2 in a vertical cross section which is a cross section in a thickness direction of the plating layer includes 10 to 40 area % of a MgZn2 phase, 10 to 30 area % of an Al—Zn phase with a Zn content of 10% or more, 0 to 15 area % of an Al phase with a Zn content of less than 10%, and 25 area % or more of an Al/MgZn2/Zn ternary eutectic structure.
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公开(公告)号：US11827984B2
公开(公告)日：2023-11-28
申请号：US18249382
申请日：2021-09-29
发明人： Mamoru Saito , Yasuto Goto
IPC分类号： C23C2/06 , C23C2/28 , C22C18/04 , B32B15/01 , C23C28/02 , B32B15/18 , C23C28/00 , C23C2/12 , B32B15/04 , C23C2/40 , C23C30/00 , C22C18/00
CPC分类号： C23C2/06 , B32B15/01 , B32B15/012 , B32B15/013 , B32B15/04 , B32B15/043 , B32B15/18 , C22C18/00 , C22C18/04 , C23C2/12 , C23C2/28 , C23C2/29 , C23C2/40 , C23C28/023 , C23C28/025 , C23C28/3225 , C23C30/00 , C23C30/005 , Y10T428/12757 , Y10T428/12792 , Y10T428/12799 , Y10T428/12951 , Y10T428/12958 , Y10T428/12972 , Y10T428/12993
摘要： A coated steel product including a base steel, and a coating layer containing a Zn—Al—Mg alloy layer disposed on a surface of the base steel, in which the coating layer has a predetermined chemical composition, the coated steel product including dendrite-shaped MgZn2 phase having a surface roughness Sa of 50 nm or less on a surface of the Zn—Al—Mg alloy layer, an area ratio of the dendrite-shaped MgZn2 phase having a surface roughness Sa of 50 nm or less being from 30% to 80% within a region of an observable field of view of 5 mm2, and among the dendrite-shaped MgZn2 phase having a surface roughness Sa of 50 nm or less, a number of dendrite-shaped MgZn2 phase having an area of 0.1 mm2 or more being from 5 to 100 within a region of an observable field of view of 25 mm2.
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公开(公告)号：US11634791B2
公开(公告)日：2023-04-25
申请号：US17619268
申请日：2020-04-16
发明人： Kohei Tokuda , Mamoru Saito , Jun Maki , Takuya Mitsunobu , Yasuto Goto
IPC分类号： B32B15/01 , C22C18/04 , C23C2/06 , C23C2/40 , C22C38/00 , C23C2/26 , C23C2/28 , C22C30/06 , C22C18/00 , C23C30/00 , B32B15/04 , B32B15/18 , C23C28/02 , C23C2/02
摘要： A hot-dip coated steel product including: a steel product; and a coating layer including a Zn—Al—Mg alloy layer disposed on a surface of the steel product, in which the Zn—Al—Mg alloy layer includes a Zn phase, an Al phase, and a MgZn2 phase, and contains a Mg—Sn intermetallic compound phase in the Zn phase, and the coating layer has a chemical composition satisfying a predetermined average composition, a total area proportion of the Al phase and the MgZn2 phase is 70% or more, an area proportion of the Zn phase is 30% or less, an average value of cumulative circumferential lengths of the Al phase is less than 88 mm/mm2, and a total frequency in number of the Al phase having a circumferential length of 50 μm or more is less than 100.
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