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1. 发明专利

JP2017117849A リング形焼結磁石製造方法及びリング形焼結磁石製造用モールド审中-公开
公开(公告)号：JP2017117849A
公开(公告)日：2017-06-29
申请号：JP2015248989
申请日：2015-12-21
申请人：大同特殊鋼株式会社 , Daido Steel Co Ltd
发明人： TAKAGI SHINOBU
IPC分类号： H01F41/02 , B22F3/00 , B22F3/02 , B22F3/035
摘要：【課題】手間と時間を要することなく、PLP(press-less process)法を用いてリング形焼結磁石を製造する方法を提供する。【解決手段】モールド10の本体11に設けられた、上部に開口を有するキャビティ111の底面中央に配置された中子13の周囲の空間に、中子13の高さよりも低い高さまで充填された原料粉末Pにより形成される原料粉末層を用意する原料粉末層形成工程と、キャビティ111の開口に、中子13の全体を収容可能な空洞121を有する蓋12を、中子13の原料粉末層からの突出部が空洞121に収容されるように、且つ、下面が原料粉末層の表面に接するように、被せる開口閉鎖工程と、キャビティ111内の原料粉末Pに磁界を印加することにより原料粉末Pを配向する配向工程と、蓋12が本体11の下側になるようにモールド10の上下を反転するモールド反転工程と、キャビティ111内の原料粉末を所定の焼結温度に加熱することにより原料粉末Pを焼結する焼結工程とをこの順で行う。【選択図】図3

2. 发明专利

JP2005190964A Metal separator for fuel cell, its manufacturing method, and fuel cell 审中-公开
标题翻译：燃料电池的金属分离器，其制造方法和燃料电池
公开(公告)号：JP2005190964A
公开(公告)日：2005-07-14
申请号：JP2003434450
申请日：2003-12-26
申请人： Daido Steel Co Ltd , 大同特殊鋼株式会社
发明人： SAKATA MASAFUMI , HISADA TAKEO , TAKAGI SHINOBU , YAGI SHINICHI , KATO TORU , FUTO MASAYOSHI
IPC分类号： C22C19/03 , C22C38/00 , C22C38/50 , H01M8/02 , H01M8/10
CPC分类号： Y02P70/56
摘要： PROBLEM TO BE SOLVED: To provide a metal separator capable of effectively preventing corrosion of a base body part with a thin coating of Au or the like, and having proper workability for a body part. SOLUTION: This separator 10 for a fuel cell is formed of a metal material board and forms a gas passage between an electrode layer and itself, by stacking one-side plate surface on the electrode layer covering a solid polymer electrolyte membrane. The metal material board contains 30-82 mass% of Ni, 15-30 mass% of Cr, 2-4 mass% of Mo, 1-4 mass% of Cu, 0.1-3 mass% of Ti, 51.9 mass% or less (including 0 mass%) of Fe, and inevitable impurities, having a total content of 0.001-1 mass% and containing 0.0001 mass% or higher of at least either of C and S in total; and has a body alloy of not higher than an alloy remaining part wherein the total content of Ni, Cr, Mo, Cu and Ti is higher than 48.1 mass%, and a metal coating part covering the surface of the body part, formed of a metal more precious than the body alloy and having a thickness of 1-500 nm. COPYRIGHT: (C)2005,JPO&NCIPI
摘要翻译：要解决的问题：提供一种能够有效地防止具有Au等的薄涂层的基体部分的腐蚀并且对于身体部位具有适当的可加工性的金属隔板。解决方案：用于燃料电池的隔板10由金属材料板形成，并且通过在覆盖固体聚合物电解质膜的电极层上堆叠单面板表面，在电极层和自身之间形成气体通道。金属材料板含有30〜82质量％的Ni，15〜30质量％的Cr，2-4质量％的Mo，1-4质量％的Cu，0.1〜3质量％的Ti，51.9质量％以下（包括0质量％）的Fe和不可避免的杂质，总含量为0.001〜1质量％，并且含有总计C和S中的至少任一个的0.0001质量％以上; 并且具有不高于其中Ni，Cr，Mo，Cu和Ti的总含量高于48.1质量％的合金剩余部分的本体合金，以及覆盖主体部分的表面的金属涂覆部分，其由金属比身体合金更珍贵，厚度为1-500nm。版权所有（C）2005，JPO＆NCIPI

3. 发明专利

JP2012113945A Negative electrode material for lithium ion battery and method for producing the same 审中-公开
标题翻译：用于锂离子电池的负极电极材料及其制造方法
公开(公告)号：JP2012113945A
公开(公告)日：2012-06-14
申请号：JP2010261482
申请日：2010-11-24
申请人： Daido Steel Co Ltd , 大同特殊鋼株式会社
发明人： TAKAGI SHINOBU , TAKO YUICHIRO
IPC分类号： H01M4/38 , H01M4/36
CPC分类号： Y02E60/12
摘要： PROBLEM TO BE SOLVED: To provide a negative electrode material for a lithium ion battery, capable of being produced in a simple process and consequently suppressing production costs, and a method for producing the negative electrode material for a lithium ion battery.SOLUTION: A method for producing a negative electrode material for a lithium ion battery includes: a crushing step (S1) of charging coarse powder comprising Si or an Si alloy as a negative electrode active material together with a hard sphere in a closed space partitioned by a wall and agitating the coarse powder to be crushed; and an agglutinating step (S3) of charging conductive base material powder in the closed space and further agitating the conductive base material powder to be agglutinated.
摘要翻译：解决的问题：提供能够以简单的方法制造并因此抑制生产成本的锂离子电池用负极材料以及锂离子电池用负极材料的制造方法。解决方案：一种用于生产锂离子电池用负极材料的方法包括：将包含Si或Si合金的粗粉末作为负极活性材料的硬粉末与硬球体一起装入密闭的粉碎步骤（S1）空间由墙壁分隔并搅拌待粉碎的粗粉末; 以及将导电性基材粉末填充在封闭空间内并进一步搅拌要凝集的导电性基材粉末的凝集工序（S3）。版权所有（C）2012，JPO＆INPIT

4. 发明专利

JP2011222897A Dust core, magnetic powder for dust core, and method for producing dust core 审中-公开
标题翻译：粉尘核心，磁粉用磁粉，以及生产粉尘核心的方法
公开(公告)号：JP2011222897A
公开(公告)日：2011-11-04
申请号：JP2010093245
申请日：2010-04-14
申请人： Daido Steel Co Ltd , 大同特殊鋼株式会社
发明人： TAKAGI SHINOBU , TAKEMOTO SATOSHI
IPC分类号： H01F1/20 , B22F1/02 , B22F3/00 , B22F3/24 , H01F1/22 , H01F1/33 , H01F27/255 , H01F41/02
摘要： PROBLEM TO BE SOLVED: To provide a dust core obtained by pressure-molding metal powder, the dust core having high flux density and small loss, especially, small eddy current loss, and to provide magnetic powder for such a dust core and a method for producing the dust core.SOLUTION: The dust core is characterized in that Si particles (4) of equal to or less than 1.0 μm in mean particle size each having a surface oxide coating (8) so as to part particles of metal powder (3) consisting principally of Fe from each other are interposed. The magnetic powder for the dust core is coated with the Si particles of equal to or less than 1.0 μm in mean particle size having surface oxide coatings with a binder after adhesion. Further, the method of manufacturing such a dust core includes a preparation step of preparing composite powder comprising particles of the metal powder coated with the Si particles of equal to or less than 1.0 μm in mean particle size with the binder after the adhesion, a step of obtaining a pressure-molded body by pressure molding, and a heat treatment step of carrying out a hardening heat treatment on the pressure-molded body.
摘要翻译：要解决的问题：为了提供通过对金属粉末进行加压成型得到的集尘芯，该磁心具有高的磁通密度和小的损耗，特别是小的涡流损耗，并且为这种粉芯提供磁粉，并且一种制造防尘芯的方法。解决方案：所述防尘芯的特征在于，平均粒径等于或小于1.0μm的Si颗粒（4）各自具有表面氧化物涂层（8），以便将金属粉末（3）的颗粒部分组成主要来自于彼此之间的铁。灰尘芯的磁性粉末在粘合后用粘合剂的表面氧化物涂层的平均粒径的Si粒子涂覆等于或小于1.0μm。此外，制造这种粉芯的方法包括制备复合粉末，该复合粉末包括在粘合后用粘合剂将平均粒径为等于或小于1.0μm的Si颗粒涂覆的金属粉末的颗粒，步骤通过加压成型获得加压成型体的热处理工序，对加压成形体进行硬化热处理的热处理工序。版权所有（C）2012，JPO＆INPIT

5. 发明专利

JP2009152177A Bipolar metal separator for fuel cell and its manufacturing method 审中-公开
标题翻译：用于燃料电池的双极金属分离器及其制造方法
公开(公告)号：JP2009152177A
公开(公告)日：2009-07-09
申请号：JP2008256993
申请日：2008-10-02
申请人： Daido Steel Co Ltd , 大同特殊鋼株式会社
发明人： TAKAGI SHINOBU , HISADA TAKEO , YAGI SHINICHI
IPC分类号： H01M8/02 , B23K1/00 , B23K1/20 , H01M8/10
CPC分类号： Y02P70/56
摘要： PROBLEM TO BE SOLVED: To provide a bipolar metal separator for a fuel cell, which is made of stainless steel or the like and has adjacent metal separators firmly and surely jointed, and to provide its manufacturing method. SOLUTION: The method for manufacturing a bipolar metal separator P3 of a fuel cell includes: a step S1 of cleaning front and back surfaces 4, 5 of a base board 1 on a steel plate P0 of a thickness of approximately 0.1 mm made of the stainless steel (SUS316L), including degreasing of them; a step S2 of removing a passivated film 2 by applying acid treatment on the degreased and cleaned front and back surfaces 4, 5 of the base board 1; a step S3 of manufacturing a blank plate P1 for a metal separator by coating an Au layer (a thin film layer of noble metal) 3 at a thickness of 0.5-60 nm by electrolytic plating on the front and back surfaces 4, 5 where the passivated film 2 of the base board 1 is removed; a step S4 of obtaining the metal separator P2 by press-forming a passage 6 of a reactant gas on the surface 4 of the blank plate P1; and a step of blazing thin film layers 3, 3 of the back surfaces 5 where a pair of metal separators P2 face each other and are adjacent to each other, via a blazing material such as solder. COPYRIGHT: (C)2009,JPO&INPIT
摘要翻译：要解决的问题：提供一种用不锈钢等制成并具有牢固且可靠地连接的相邻金属隔板的燃料电池用双极型金属隔板，并提供其制造方法。解决方案：用于制造燃料电池的双极性金属分离器P3的方法包括：清洁厚度约为0.1mm的钢板P0上的基板1的前后表面4,5的步骤S1 的不锈钢（SUS316L），包括它们的脱脂; 通过对基板1的脱脂和清洁的前后表面4,5进行酸处理来除去钝化膜2的步骤S2; 制造用于金属隔板的空白板P1的步骤S3，通过在前表面4,5的表面上涂覆厚度为0.5〜60nm的Au层（贵金属的薄膜层）3，去除基板1的钝化膜2; 通过在坯板P1的表面4上压制形成反应气体的通道6来获得金属分离器P2的步骤S4; 并且通过诸如焊料的燃烧材料，使一对金属隔板P2彼此面对并彼此相邻的后表面5的薄膜层3,3的步骤。版权所有（C）2009，JPO＆INPIT

6. 发明专利

JP2008198565A Metal separator for fuel cell, and polymer electrolyte fuel cell using this 审中-公开
标题翻译：用于燃料电池的金属分离器和使用该电池的聚合物电解质燃料电池
公开(公告)号：JP2008198565A
公开(公告)日：2008-08-28
申请号：JP2007034917
申请日：2007-02-15
申请人： Daido Steel Co Ltd , Nikko Fuji Electronics Co Ltd , Nikko Kinzoku Kk , 大同特殊鋼株式会社 , 日鉱富士電子株式会社 , 日鉱金属株式会社
发明人： TAKAGI SHINOBU , HISADA TAKEO , FUTO MASAYOSHI , NOBEYOSHI RYOICHI , KODAMA ATSUSHI
IPC分类号： H01M8/02 , H01M8/10
CPC分类号： Y02E60/521
摘要： PROBLEM TO BE SOLVED: To provide a metal separator for a fuel cell in which no water drops are formed in recessed grooves which are reaction gas flow passages and in which gas blockade is hard to occur, and a polymer electrolyte fuel cell using this. SOLUTION: In a base plate 2 which is composed of a metal thin plate such as a stainless steel (SUS 316L) for example, and which has a plurality of the recessed grooves 4 that become the reaction gas flow passages in at least one surface 3, and the surface 3 having the plurality of the recessed grooves 4 of the base plate 2, this is the metal separator 1a for the fuel cell containing a noble metal thin film layer 20 of a thickness of 1 to 100 nm covering at least the plurality of the recessed grooves 6, and fine powders 22 of a metal oxide (for example, SiO 2 ) which are dispersed interior the noble metal thin film layer 20 and has hydrophilicity that a contact angle of water on the surface 3 of at least the plurality of the recessed grooves 4 is 50° or less. COPYRIGHT: (C)2008,JPO&INPIT
摘要翻译：要解决的问题：提供一种用于燃料电池的金属隔板，其中在作为反应气体流动通道并且难以发生气体阻塞的凹槽中不形成水滴，以及使用这个。解决方案：在例如由诸如不锈钢（SUS 316L）的金属薄板构成的基板2中，并且至少具有成为反应气体流动通道的多个凹槽4 一个表面3和具有基板2的多个凹槽4的表面3，这是用于燃料电池的金属隔板1a，其包含厚度为1至100nm的贵金属薄膜层20，覆盖在至少多个凹槽6和分散在贵金属薄膜层20内部的金属氧化物（例如，SiO 2 ）的细粉末22，并且具有亲水性，至少多个凹槽4的表面3上的水为50°以下。版权所有（C）2008，JPO＆INPIT

7. 发明专利

JP2005190968A Metal separator for fuel cell, its manufacturing method, and fuel cell 审中-公开
标题翻译：燃料电池的金属分离器，其制造方法和燃料电池
公开(公告)号：JP2005190968A
公开(公告)日：2005-07-14
申请号：JP2003434671
申请日：2003-12-26
申请人： Daido Steel Co Ltd , 大同特殊鋼株式会社
发明人： SAKATA MASAFUMI , HISADA TAKEO , TAKAGI SHINOBU , YAGI SHINICHI , KATO TORU
IPC分类号： C22F1/10 , C21D9/46 , C22C19/05 , C22C38/00 , C22F1/00 , H01M8/02 , H01M8/10
CPC分类号： Y02P70/56
摘要： PROBLEM TO BE SOLVED: To provide a metal separator for a fuel cell, capable of effectively preventing corrosion of the body part of a base, even if the thickness of a coating of Au or the like is small, and which has superior workability. SOLUTION: This separator 10 for a fuel cell is formed of a metal material board, and forms a gas passage between an electrode layer and itself by stacking one-side plate surface on the electrode layer covering a solid polymer electrolyte membrane. The metal material board contains 30-82 mass% of Ni, 15-30 mass% of Cr, 2-4 mass% of Mo, 1-4 mass% of Cu, 0.1-3 mass% of Ti, 51.9 mass% or less (including 0 mass%) of Fe, and inevitable impurities; and has a body alloy, wherein the total content of Ni, Cr, Mo, Cu, Ti, Fe and Mn is above 48.1 mass%, and a metal coating part covering its surface, formed of a metal more precious than the body, and having a thickness of 1-500 nm. If the average crystal particle diameter and a plate thickness of the body part are defined as (d) and (t), respectively, the body part has a plate thickness of 0.01-0.3mm by observation of the plate surface, and d/t is adjusted to 0.1-0.4. The metal coating part is formed of a metal containing, as a main constituent, a metal more precious than the body alloy, for instance, any one of Au, Ag and Pt. COPYRIGHT: (C)2005,JPO&NCIPI
摘要翻译：要解决的问题：为了提供一种能够有效地防止基底的主体部分的腐蚀的燃料电池用金属隔板，即使Au等的涂层的厚度小，并且具有优异的可操作性。解决方案：用于燃料电池的隔板10由金属材料板形成，并且通过在覆盖固体聚合物电解质膜的电极层上堆叠单面板表面而在电极层和自身之间形成气体通道。金属材料板含有30〜82质量％的Ni，15〜30质量％的Cr，2-4质量％的Mo，1-4质量％的Cu，0.1〜3质量％的Ti，51.9质量％以下（含0质量％）Fe，不可避免的杂质; 并具有本体合金，其中Ni，Cr，Mo，Cu，Ti，Fe和Mn的总含量高于48.1质量％，覆盖其表面的金属涂层部分由比身体更贵的金属形成，以及厚度为1-500nm。如果主体部分的平均结晶粒径和板厚分别被定义为（d）和（t），则通过观察板表面，主体部分的板厚度为0.01-0.3mm，d / t 调整为0.1-0.4。金属涂层部分由含有比人体合金（例如Au，Ag和Pt中的任一种）更贵的金属作为主要成分的金属形成。版权所有（C）2005，JPO＆NCIPI

8. 发明专利

JP2005100933A Metal separator for fuel cell, manufacturing method of the same, and fuel cell 审中-公开
标题翻译：用于燃料电池的金属分离器，其制造方法和燃料电池
公开(公告)号：JP2005100933A
公开(公告)日：2005-04-14
申请号：JP2004178699
申请日：2004-06-16
申请人： Daido Steel Co Ltd , 大同特殊鋼株式会社
发明人： SAKATA MASAFUMI , HISADA TAKEO , TAKAGI SHINOBU , YAGI SHINICHI , KATO TORU , FUTO MASAYOSHI
IPC分类号： C25D5/26 , C22C19/05 , C22C38/00 , C22C38/44 , C22C38/58 , C25D7/00 , H01M8/02 , H01M8/10
CPC分类号： Y02P70/56
摘要： PROBLEM TO BE SOLVED: To provide a metal separator for a fuel cell capable of preventing corrosion of a main body part as a base even if a thickness of a coating of Au or the like is thin, having excellent workability at the main body part and easy to manufacture. SOLUTION: The separator for the fuel cell 10 is made of a metallic material plate, and a gas flow passage is formed between an electrode layer and the separator by laying one side of the plate face of the separator on the electrode layer covering a solid polymer electrode film of the fuel cell. The metallic material plate is composed of a main body part containing not less than 30 mass% and not more than 82 mass% of Ni, not less than 15 mass% and not more than 30 mass% of Cr, not less than 2 mass% and not more than 4 mass% of Mo, not less than 1 mass% and not more than 4 mass% of Cu, and not more than 52 mass% (including 0 mass%) of Fe, of which, a total content of Ni, Cr, Mo, and Cu is not less than 48 mass% and not more than 100 mass%; and a metal coating part covering the surface of the main body part composed of a metal noble than the main body alloy with a thickness of not thinner than 1 nm and not thicker than 500 nm. COPYRIGHT: (C)2005,JPO&NCIPI
摘要翻译：要解决的问题：为了提供一种能够防止作为基底的主体部分的腐蚀的燃料电池的金属隔板，即使Au等涂层的厚度薄，在主体处具有优异的可加工性身体部位易于制造。解决方案：用于燃料电池10的隔板由金属材料板制成，并且通过将隔板的板面的一侧放置在电极层覆盖物上而在电极层和隔板之间形成气体流路燃料电池的固体聚合物电极膜。金属材料板由含有不小于30质量％且不大于82质量％的Ni，不小于15质量％且不超过30质量％的Cr，不小于2质量％的主体部分组成，不超过4质量％的Mo，不小于1质量％且不大于4质量％的Cu，不超过52质量％（包括0质量％）的Fe，其中Ni的总含量，Cr，Mo，Cu为48质量％以上且100质量％以下，以及覆盖主体部分的表面的金属涂层部分，其厚度不小于1nm且不厚于500nm，由比主体合金高的金属构成。版权所有（C）2005，JPO＆NCIPI

9. 发明专利

JP2004290808A Hydrogen separation permeation membrane and its production method 审中-公开
公开(公告)号：JP2004290808A
公开(公告)日：2004-10-21
申请号：JP2003086223
申请日：2003-03-26
申请人： Daido Steel Co Ltd , 大同特殊鋼株式会社
发明人： TAKAGI SHINOBU , YAGI SHINICHI
IPC分类号： B01D71/02 , B01D53/22
摘要： PROBLEM TO BE SOLVED: To provide a hydrogen separation permeation membrane which is thin and resistant to warping and prevents defects such as pinholes and cracks and a method for producing the membrane surely and inexpensively.
SOLUTION: The hydrogen separation permeation membrane 1 includes approximately semi-spherical recesses 6 and 6 with a radius R of 0.05 mm which are formed symmetrically to both sides 3 and 4 of a stainless steel (SUS 316L) plate 2 with a thickness t of 0.1 mm, a permeation part 5 positioned between the deepest parts of the recesses 6 and 6, and a Pd-Ag alloy membrane M which is formed in the permeation part 5 and has hydrogen permeability.
COPYRIGHT: (C)2005,JPO&NCIPI

10. 发明专利

JP2004134276A Material for solid polymer type fuel cell, and its manufacturing method 审中-公开
公开(公告)号：JP2004134276A
公开(公告)日：2004-04-30
申请号：JP2002298688
申请日：2002-10-11
申请人： Daido Steel Co Ltd , 大同特殊鋼株式会社
发明人： TAKAGI SHINOBU , SHINKAWA MASAKI , KANEDA YASUSHI
IPC分类号： H01M8/02 , H01M8/10
CPC分类号： Y02P70/56
摘要： PROBLEM TO BE SOLVED: To provide a material for a solid polymer type fuel cell in which the softness of the material capable of securing the precision of groove forming is improved in the case of a hard metal base material and which is low in cost, while maintaining adhesion, corrosion resistance, and contact electric resistance or the like of the membrane, and provide its manufacturing method. SOLUTION: The material for the solid polymer type fuel cell has 7% or more of composition ratio of the noble metal such as Au to the metal base material on the surface of the metal base material such as austenitic stainless steel, and has a diffused layer of the noble metal continuing from the surface of the metal base material to the inner part, and the hardness of the metal base material is HV300 or less etc. COPYRIGHT: (C)2004,JPO

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