公开(公告)号：US10026968B2

公开(公告)日：2018-07-17

申请号：US14000569

申请日：2012-01-04

申请人： Masaki Horikita ,  Kunchan Lee ,  Yasuaki Wakizaka ,  Takashi Sato

发明人： Masaki Horikita ,  Kunchan Lee ,  Yasuaki Wakizaka ,  Takashi Sato

IPC分类号： H01M4/88 ,  H01M4/90 ,  H01M8/1018

CPC分类号： H01M4/8882 ,  H01M4/8825 ,  H01M4/9008 ,  H01M4/9016 ,  H01M4/9083 ,  H01M2008/1095

摘要： A method for producing a fuel cell electrode catalyst, including a step (I) of bringing an aqueous solution of a transition metal compound (1) into contact with ammonia and/or ammonia water to generate a precipitate (A) containing an atom of the transition metal, a step (II) of mixing at least the precipitate (A), an organic compound (B), and a liquid medium (C) to obtain a catalyst precursor liquid, and a step (IV) of subjecting the solid in the catalyst precursor liquid to heat treatment at a temperature of 500 to 1200° C. to obtain an electrode catalyst; a portion or the entirety of the transition metal compound (1) being a compound containing a transition metal element of group 4 or group 5 of the periodic table; and the organic compound (B) being at least one selected from sugars and the like.

公开(公告)号：US20140120454A1

公开(公告)日：2014-05-01

申请号：US14125399

申请日：2012-01-12

申请人： Akira Takahashi ,  Masaki Horikita ,  Takuya Imai ,  Yasuaki Wakizaka ,  Takashi Sato

发明人： Akira Takahashi ,  Masaki Horikita ,  Takuya Imai ,  Yasuaki Wakizaka ,  Takashi Sato

IPC分类号： H01M4/90

CPC分类号： H01M4/9091 ,  H01M4/8832 ,  H01M4/9041 ,  H01M2008/1095

摘要： A fuel cell electrode catalyst which includes, at least, M1 that is at least one element selected from 3 to 7 group transition metal elements; M2 that is at least one element selected from iron group elements; M3 that is at least one element selected from 13 group elements; carbon; nitrogen; and oxygen, as constitutional elements, wherein when the atomic ratios of the elements (M1:M2:M3:carbon:nitrogen:oxygen) are represented by a:b:c:x:y:z, 0

摘要翻译： 一种燃料电池用电极催化剂，其至少包括选自3〜7个过渡金属元素中的至少一种元素的M1; M2是选自铁族元素中的至少一种元素; M3是选自13个组元素中的至少一个元素; 碳; 氮; 和氧，作为构成元素，其中当元素（M1：M2：M3：碳：氮：氧）的原子比由a：b：c：x：y：z表示时，0

公开(公告)号：US20140193739A1

公开(公告)日：2014-07-10

申请号：US14232409

申请日：2012-04-13

申请人： Akira Takahashi ,  Takuya Imai ,  Ryuji Monden ,  Yasuaki Wakizaka ,  Takashi Sato

发明人： Akira Takahashi ,  Takuya Imai ,  Ryuji Monden ,  Yasuaki Wakizaka ,  Takashi Sato

IPC分类号： H01M4/86 ,  H01M8/10 ,  H01M4/90

CPC分类号： H01M4/8652 ,  H01M4/9016 ,  H01M4/9091 ,  H01M2004/8689 ,  H01M2008/1095

摘要： It is an object of the present invention to provide an oxygen reducing catalyst having high catalytic activity and high durability using a transition metal (such as titanium); and a method for producing a fuel cell electrode catalyst using the oxygen reducing catalyst. The present invention provides the oxygen reduction catalyst including titanium, carbon, nitrogen, and oxygen as constituent elements at a specific ratio, wherein in XRD measurement using a Cu—Kα ray, peaks are each present in at least regions A and B among regions A to D which occupy 2θ ranges of 42° to 43°, B: 36.5° to 37°, 25° to 26°, and 27° to 28°, respectively; and each of maximum peak intensities IA, IB, IC, and ID in the regions A to D satisfies both relationships of IA>IB and 0.3≦(IA/(IA+IC+ID))≦1.

摘要翻译： 本发明的目的是提供一种使用过渡金属（例如钛）具有高催化活性和高耐久性的氧还原催化剂; 以及使用该氧还原催化剂制造燃料电池用电极催化剂的方法。 本发明提供了以特定比例含有钛，碳，氮，氧作为构成元素的氧还原催化剂，其中，在使用Cu-Kα射线的XRD测定中，各区域A和B各自存在峰 到D，占据2个; 范围为42°至43°，B：36.5°至37°，25°至26°，27°至28°; 并且区域A至D中的每个最大峰值强度IA，IB，IC和ID满足IA> IB和0.3＆amp; NlE的两个关系;（IA /（IA + IC + ID））＆nlE; 1。

公开(公告)号：US09570757B2

公开(公告)日：2017-02-14

申请号：US14240106

申请日：2011-09-09

申请人： Yasuaki Wakizaka ,  Ryuji Monden ,  Takuya Imai ,  Hiroshi Nakajima

发明人： Yasuaki Wakizaka ,  Ryuji Monden ,  Takuya Imai ,  Hiroshi Nakajima

IPC分类号： H01M8/02 ,  H01M4/86 ,  H01M4/92 ,  H01M8/10

CPC分类号： H01M4/8657 ,  H01M4/8605 ,  H01M4/925 ,  H01M2008/1095 ,  Y02E60/50

摘要： Provided is a fuel cell catalyst layer which has a catalytic performance equivalent to or higher than fuel cell catalyst layers containing platinum alone and which is inexpensive. The fuel cell catalyst layer of the present invention includes a metal oxycarbonitride-containing layer (I) and a platinum-containing layer (II). It is preferable that the mass ratio per unit area of the metal oxycarbonitride in the layer (I) to platinum in the layer (II) (metal oxycarbonitride/platinum) is 2 to 500. It is preferable that the mass per unit area of platinum in the layer (II) is 0.005 to 0.2 mg/cm2.

摘要翻译： 本发明提供一种燃料电池用催化剂层，该催化剂层的催化性能等于或高于单独含有铂的燃料电池催化剂层，其价格便宜。 本发明的燃料电池催化剂层包括含有含碳氮氧化物的层（I）和含铂层（II）。 层（I）中的层（I）中的铂的金属碳氮氧化物的单位面积质量比（金属碳氮氧化物/铂）优选为2〜500。优选铂单位面积的质量 在层（II）中为0.005〜0.2mg / cm 2。

公开(公告)号：US20140186743A1

公开(公告)日：2014-07-03

申请号：US14240106

申请日：2011-09-09

申请人： Yasuaki Wakizaka ,  Ryuji Monden ,  Takuya Imai ,  Hiroshi Nakajima

发明人： Yasuaki Wakizaka ,  Ryuji Monden ,  Takuya Imai ,  Hiroshi Nakajima

IPC分类号： H01M4/86

CPC分类号： H01M4/8657 ,  H01M4/8605 ,  H01M4/925 ,  H01M2008/1095 ,  Y02E60/50

摘要： Provided is a fuel cell catalyst layer which has a catalytic performance equivalent to or higher than fuel cell catalyst layers containing platinum alone and which is inexpensive. The fuel cell catalyst layer of the present invention includes a metal oxycarbonitride-containing layer (I) and a platinum-containing layer (II). It is preferable that the mass ratio per unit area of the metal oxycarbonitride in the layer (I) to platinum in the layer (II) (metal oxycarbonitride/platinum) is 2 to 500. It is preferable that the mass per unit area of platinum in the layer (II) is 0.005 to 0.2 mg/cm2.

摘要翻译： 本发明提供一种燃料电池用催化剂层，该催化剂层的催化性能等于或高于单独含有铂的燃料电池催化剂层，其价格便宜。 本发明的燃料电池催化剂层包括含有含碳氮氧化物的层（I）和含铂层（II）。 层（I）中的层（I）中的铂的金属碳氮氧化物的单位面积质量比（金属碳氮氧化物/铂）优选为2〜500。优选铂单位面积的质量 在层（II）中为0.005〜0.2mg / cm 2。

公开(公告)号：US20130115542A1

公开(公告)日：2013-05-09

申请号：US13809527

申请日：2011-06-13

申请人： Takuya Imai ,  Yasuaki Wakizaka ,  Kenichiro Ota

发明人： Takuya Imai ,  Yasuaki Wakizaka ,  Kenichiro Ota

IPC分类号： B01J27/24 ,  H01M4/90

CPC分类号： B01J27/24 ,  H01M4/88 ,  H01M4/90 ,  H01M4/9016 ,  H01M2008/1095

摘要： A method for producing a fuel cell catalyst containing a metal oxycarbonitride, the method including: a step of producing a metal oxycarbonitride by heating a metal carbonitride in an inert gas containing oxygen gas; and a step of bringing the metal oxycarbonitride into contact with an acidic solution.

摘要翻译： 一种制备含有金属碳氮氧化物的燃料电池催化剂的方法，该方法包括：通过在含氧气体的惰性气体中加热金属碳氮化物制备金属碳氮氧化物的步骤; 以及使金属碳氮氧化物与酸性溶液接触的工序。

公开(公告)号：US20110020729A1

公开(公告)日：2011-01-27

申请号：US12933830

申请日：2009-03-23

申请人： Ryuji Monden ,  Tadatoshi Kurozumi ,  Toshikazu Shishikura ,  Yasuaki Wakizaka

发明人： Ryuji Monden ,  Tadatoshi Kurozumi ,  Toshikazu Shishikura ,  Yasuaki Wakizaka

IPC分类号： H01M4/90 ,  C01B21/082 ,  B01J27/20 ,  H01M4/92 ,  H01M8/10

CPC分类号： H01M4/88 ,  B01J27/24 ,  C01B21/0828 ,  H01M4/90 ,  H01M4/9016 ,  H01M4/92 ,  H01M2008/1095 ,  Y02E60/50

摘要： Catalysts of the present invention are not corroded in acidic electrolytes or at high potential and have excellent durability and high oxygen reducing ability.The catalyst includes a metal oxycarbonitride containing two metals M selected from the group consisting of tin, indium, platinum, tantalum, zirconium, titanium, copper, iron, tungsten, chromium, molybdenum, hafnium, vanadium, cobalt, cerium, aluminum and nickel, and containing zirconium and/or titanium.

摘要翻译： 本发明的催化剂不会在酸性电解质中或高电位下腐蚀，具有优异的耐久性和较高的氧还原能力。 催化剂包括含有选自锡，铟，铂，钽，锆，钛，铜，铁，钨，铬，钼，铪，钒，钴，铈，铝和镍中的两种金属M的金属碳氮氧化物， 并含有锆和/或钛。

公开(公告)号：US09099749B2

公开(公告)日：2015-08-04

申请号：US12933830

申请日：2009-03-23

申请人： Ryuji Monden ,  Tadatoshi Kurozumi ,  Toshikazu Shishikura ,  Yasuaki Wakizaka

发明人： Ryuji Monden ,  Tadatoshi Kurozumi ,  Toshikazu Shishikura ,  Yasuaki Wakizaka

IPC分类号： H01M4/92 ,  H01M4/90 ,  B01J27/24 ,  H01M8/10

CPC分类号： H01M4/88 ,  B01J27/24 ,  C01B21/0828 ,  H01M4/90 ,  H01M4/9016 ,  H01M4/92 ,  H01M2008/1095 ,  Y02E60/50

摘要： Catalysts of the present invention are not corroded in acidic electrolytes or at high potential and have excellent durability and high oxygen reducing ability.The catalyst includes a metal oxycarbonitride containing two metals M selected from the group consisting of tin, indium, platinum, tantalum, zirconium, titanium, copper, iron, tungsten, chromium, molybdenum, hafnium, vanadium, cobalt, cerium, aluminum and nickel, and containing zirconium and/or titanium.

摘要翻译： 本发明的催化剂不会在酸性电解质中或高电位下腐蚀，具有优异的耐久性和较高的氧还原能力。 催化剂包括含有选自锡，铟，铂，钽，锆，钛，铜，铁，钨，铬，钼，铪，钒，钴，铈，铝和镍中的两种金属M的金属碳氮氧化物， 并含有锆和/或钛。

公开(公告)号：US20110183234A1

公开(公告)日：2011-07-28

申请号：US13122530

申请日：2009-10-06

申请人： Yasuaki Wakizaka ,  Toshikazu Shishikura

发明人： Yasuaki Wakizaka ,  Toshikazu Shishikura

IPC分类号： H01M8/10 ,  C01G23/00 ,  B01J27/26 ,  H01M4/58 ,  B82Y40/00

CPC分类号： H01M4/9075 ,  B01J27/24 ,  B01J37/349 ,  B82Y30/00 ,  C01B21/0828 ,  C01P2002/72 ,  C01P2004/51 ,  C01P2004/64 ,  H01M4/9008 ,  H01M4/9016 ,  H01M4/9083 ,  H01M2008/1095 ,  Y02E60/50 ,  Y02E60/522

摘要： The invention has an object of providing catalysts that are not corroded in acidic electrolytes or at high potential, have excellent durability and show high oxygen reducing ability. An aspect of the invention is directed to a process wherein metal carbonitride mixture particles or metal oxycarbonitride mixture particles are produced from an organometallic compound of a Group IV or V transition metal, a metal salt of a Group IV or V transition metal, or a mixture of these compounds using laser light as a light source.

摘要翻译： 本发明的目的是提供在酸性电解质中不被腐蚀或具有高电位的催化剂，具有优异的耐久性和显示出高的氧还原能力。 本发明的一个方面涉及一种方法，其中金属碳氮化物混合物颗粒或金属碳氮氧化物混合物颗粒由IV族或V族过渡金属的有机金属化合物，IV或V族过渡金属的金属盐或混合物 的这些化合物使用激光作为光源。

公开(公告)号：US20090014062A1

公开(公告)日：2009-01-15

申请号：US10586540

申请日：2005-01-21

申请人： Susumu Kayama ,  Yasuaki Wakizaka ,  Kunio Kondo

发明人： Susumu Kayama ,  Yasuaki Wakizaka ,  Kunio Kondo

IPC分类号： H01L31/00 ,  C08K3/22 ,  C09D1/00 ,  B32B5/00 ,  B32B15/08 ,  B05D3/06 ,  B05D5/12 ,  B05D3/04 ,  B01J19/08

CPC分类号： H01G9/2031 ,  H01G9/2036 ,  H01G9/2059 ,  Y02E10/542 ,  Y02P70/521 ,  Y10T428/31678

摘要： A metal oxide dispersion comprising metal oxide particles with a necking structure, and a solvent, wherein the liquid droplet contact angle of the metal oxide dispersion to an ITO film (Indium-Tin Oxide type film) formed is from 0 to 60°. A metal oxide dispersion for the production of a dye-sensitized solar cell electrode, comprising Metal Oxide Particle Group F having a necking structure formed by m connected particles, Metal Oxide Particle Group G having only 0.2 m or less connected particles, and a solvent, and being formable into a film at 200° C. or less. A metal oxide electrode comprising an electrically conducting substrate having thereon a metal oxide layer comprising metal oxide particles bound by a binder, wherein the binder content is from 0.005 to 5 mass % based on the metal oxide film and the metal oxide layer has a pencil scratch strength of H or more according to JIS5600.

摘要翻译： 包含具有缩颈结构的金属氧化物颗粒和溶剂的金属氧化物分散体，其中形成的ITO膜（铟锡氧化物型膜）的金属氧化物分散体的液滴接触角为0至60°。 一种用于生产染料敏化太阳能电池电极的金属氧化物分散体，包括具有由m个连接的颗粒形成的颈缩结构的金属氧化物颗粒组F，仅具有0.2μm或更小的连接颗粒的金属氧化物颗粒组G和溶剂， 并且可以在200℃以下成膜。 一种金属氧化物电极，其特征在于，具有导电性基板，其上具有金属氧化物层，所述金属氧化物层含有通过粘合剂结合的金属氧化物粒子，其中所述粘合剂含量相对于所述金属氧化物膜为0.005〜5质量％，所述金属氧化物层具有铅笔 根据JIS5600的H或更高的强度。