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公开(公告)号：JP2011210477A
公开(公告)日：2011-10-20
申请号：JP2010075881
申请日：2010-03-29
Inventor： MITA HIROKI , NAKAGAWA TAKAAKI , TOKITA YUICHI , SAKAI HIDEKI , MATSUMOTO RYUHEI
CPC classification number: Y02E60/527
Abstract: PROBLEM TO BE SOLVED: To provide a biofuel cell which can obtain high output by supplying liquid, such as water and commercially available beverages including glucose, ethanol or the like, which are easily procurable by users as a fuel solution.SOLUTION: In the biofuel cell, an electrode 1 becoming a reaction field of oxidation-reduction reaction of fuel using an oxidation-reduction enzyme as a catalyst, and an introduction port through which the liquid 3 supplied to the electrode 1 is introduced from the outside are arranged and installed, and at any point of a liquid flow site from the introduction port to the electrode 1, a material 2 causing the reaction is housed in a solid state.
Abstract translation: 要解决的问题：提供一种生物燃料电池，其可以通过供应诸如水和可商购的饮料（包括葡萄糖，乙醇等）的液体获得高产量，这些饮料容易被使用者视为燃料溶液。解决方案：在生物燃料 使用氧化还原酶作为催化剂成为燃料的氧化还原反应的反应场的电极1和从外部导入供给到电极1的液体3的引入口配置并安装， 并且在从引入口到电极1的液体流动位置的任何点处，引起反应的材料2以固态容纳。
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22.发明专利Fuel cell, its manufacturing method, enzyme fixed electrode, its manufacturing method, and electronic equipment 审中-公开燃料电池，其制造方法，酶固定电极，其制造方法和电子设备
公开(公告)号：JP2010267459A
公开(公告)日：2010-11-25
申请号：JP2009117107
申请日：2009-05-14
Inventor： KUMITA HIDEYUKI , TOKITA YUICHI , SAKAI HIDEKI , MITA HIROKI , NAKAGAWA TAKAAKI
CPC classification number: Y02E60/527 , Y02P70/56
Abstract: PROBLEM TO BE SOLVED: To provide a fuel cell for preventing deterioration of output characteristics, lifetime, and efficiency or the like and for improving maintenance rate of current by preventing elution of an electronic mediator fixed to a positive electrode together with an enzyme, and its manufacturing method. SOLUTION: A positive electrode 2 of a bio-fuel cell is manufactured by contacting a solution, in which a hydrophobic electronic mediator such as ferrocene is dissolved in an organic solvent having phase separation with water, on the surface of an electrode on which an enzyme is fixed, after the enzyme is fixed on the surface of the electrode with gaps inside, and fixing the hydrophobic electronic mediator on the surface of the electrode. As the organic solvent which carries out phase separation with water, methyl-isobutyl ketone or the like is used. By containing a water repellent material in this solution, the water repellent material is formed on the surface of the electrode to make it water repellent. Carbon powder or the like is used as the water repellent material. COPYRIGHT: (C)2011,JPO&INPIT
Abstract translation: 要解决的问题：提供一种用于防止输出特性，寿命和效率等的劣化的燃料电池，以及通过防止固定在正极上的电子介体与酶一起洗脱来提高电流的维持率 ，及其制造方法。 解决方案：生物燃料电池的正极2是通过使电极表面上溶解有疏水性电子介质如二茂铁的溶液与具有相分离的有机溶剂溶解在其上的溶液来制造的 将酶固定在具有内部间隙的电极表面上，并将疏水性电子介体固定在电极表面上之后固定酶。 作为与水进行相分离的有机溶剂，可以使用甲基 - 异丁基酮等。 通过在该溶液中含有防水材料，在电极表面上形成防水材料，使其具有防水性。 碳粉等用作防水材料。 版权所有（C）2011，JPO＆INPIT
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23.发明专利Fuel reformer for fuel cell using enzyme, and generator using the fuel reformer 审中-公开使用酶的燃料电池的燃料改造器和使用燃料改质器的发电机
公开(公告)号：JP2010245015A
公开(公告)日：2010-10-28
申请号：JP2009126873
申请日：2009-05-26
Inventor： MITA HIROKI , TOKITA YUICHI , SAKAI HIDEKI , KUMITA HIDEYUKI , TSUNODA MASAYA , NAKAGAWA TAKAAKI
CPC classification number: H01M8/16 , H01M8/06 , H01M8/0625 , Y02E60/527
Abstract: PROBLEM TO BE SOLVED: To provide technology for actually generating power even when using highly safe and accessible material, such as, food and drink items or garbage as fuel for a bio fuel cell. SOLUTION: A fuel reformer is used for the fuel cell which produces an electromotive force with the progress of oxidation-reduction reaction using enzyme as a catalyst and includes, at least a primary fuel inlet part for introducing primary fuel; a fuel-reforming part communicating with the primary fuel inlet part for reforming the primary fuel into secondary fuel which can release electrons by the oxidation-reduction reaction by using the enzyme as the catalyst; and a secondary fuel supply part communicating with the fuel reforming part for supplying the secondary fuel to the fuel cell. COPYRIGHT: (C)2011,JPO&INPIT
Abstract translation: 要解决的问题：即使使用高度安全和可访问的材料，例如食品和饮料物品或垃圾作为生物燃料电池的燃料，也提供实际发电的技术。 解决方案：燃料重整器用于随着使用酶作为催化剂的氧化还原反应进程产生电动势的燃料电池，并且至少包括用于引入初级燃料的初级燃料入口部分; 与主燃料入口部分连通的燃料重整部分，用于将主燃料重整成二次燃料，其可以通过使用酶作为催化剂通过氧化还原反应释放电子; 以及与所述燃料重整部连通以将所述二次燃料供给到所述燃料电池的二次燃料供给部。 版权所有（C）2011，JPO＆INPIT
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24.发明专利
公开(公告)号：JP2009245920A
公开(公告)日：2009-10-22
申请号：JP2008262592
申请日：2008-10-09
Inventor： KUMITA HIDEYUKI , GOTO YOSHIO , NAKAGAWA TAKAAKI , SAKAI HIDEKI , MITA HIROKI , MATSUMOTO RYUHEI , TOKITA YUICHI
CPC classification number: H01M8/16 , Y02E60/527
Abstract: PROBLEM TO BE SOLVED: To provide a fuel cell that, when an enzyme is immobilized on at least one of a positive electrode and a negative electrode, can obtain satisfactory buffering capability even during high-output operation, can satisfactorily exhibit capability inherent in the enzyme, and has excellent performance. SOLUTION: The fuel cell is a biofuel cell having a structure comprising a positive electrode 2 and a negative electrode 1 arranged opposite to each other through an electrolyte layer 3 containing a buffering substance, an enzyme being immobilized on at least one of the positive electrode 2 and the negative electrode 2. An imidazole ring-containing compound is included as a buffering substance in the electrolyte layer 3. Further, at least one acid selected from a group consisting of acetic acid, phosphoric acid, and sulfuric acid is added. For the imidazole ring-containing compound, imidazole, 1-methylimidazole, 2-methylimidazole, 4-methylimidazole, or 2-ethylimidazole is used. COPYRIGHT: (C)2010,JPO&INPIT
Abstract translation: 要解决的问题：为了提供一种燃料电池，当酶固定在正极和负极中的至少一个上时，即使在高输出操作期间也可以获得令人满意的缓冲能力，可以令人满意地展现出固有的能力 在酶中，具有优异的性能。 解决方案：燃料电池是具有包括通过包含缓冲物质的电解质层3彼此相对布置的正极2和负极1的结构的生物燃料电池，酶固定在至少一个 正电极2和负极2.在电解质层3中含有含咪唑环的化合物作为缓冲物质。此外，添加至少一种选自乙酸，磷酸和硫酸的酸， 。 对于含咪唑环的化合物，使用咪唑，1-甲基咪唑，2-甲基咪唑，4-甲基咪唑或2-乙基咪唑。 版权所有（C）2010，JPO＆INPIT
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25.发明专利
公开(公告)号：JP2013098077A
公开(公告)日：2013-05-20
申请号：JP2011241196
申请日：2011-11-02
Inventor： SAGAWA TUNETOSHI , KUMITA HIDEYUKI , SUGIYAMA HIROKI , MITA HIROKI , NAKAGAWA TAKAAKI , MATSUMOTO RYUHEI
CPC classification number: H01M4/8828 , H01M4/8825 , H01M4/8878 , H01M4/9008 , H01M8/16 , H01M8/2465 , H01M2008/1095 , Y02E60/527 , Y02P70/56
Abstract: PROBLEM TO BE SOLVED: To provide a technique which manufactures a fuel cell in which a redox enzyme is immobilized on at least one electrode of a negative electrode and a positive electrode as a catalyst, and in which a manufacturing method and a disposal method thereof are simple and design change such as downsizing can be easily achieved.SOLUTION: A manufacturing method of a fuel cell in which a redox enzyme is immobilized on at least one electrode of a negative electrode and a positive electrode as a catalyst comprises at least the steps of: printing an electrode material containing at least conductive particles on a surface of a bendable non-conductive sheet (electrode pattern preparing step); and creating a negative electrode and a positive electrode on the electrode pattern prepared in the electrode pattern preparing step by printing a prescribed redox enzyme (negative and positive electrode preparing step).
Abstract translation: 要解决的问题：提供一种技术，其制造将氧化还原酶固定在作为催化剂的负极和正极的至少一个电极上的燃料电池，其中制造方法和处置 其方法简单，可以容易地实现缩小等设计变更。 解决方案：将氧化还原酶固定在作为催化剂的负极和正极的至少一个电极上的燃料电池的制造方法至少包括以下步骤：印刷至少具有导电性的电极材料 可弯曲非导电片的表面上的颗粒（电极图案制备步骤）; 并通过印刷规定的氧化还原酶（负极和正极准备步骤）在电极图案制备步骤中制备的电极图案上形成负极和正极。 版权所有（C）2013，JPO＆INPIT
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Patent Agency Ranking
公开(公告)号：JP2013020876A
公开(公告)日：2013-01-31
申请号：JP2011154787
申请日：2011-07-13
Inventor： SAKAI HIDEKI , MITA HIROKI , FUJITA SHUJI
CPC classification number: H01M8/16 , H01M8/04208 , Y02E60/527
Abstract: PROBLEM TO BE SOLVED: To provide a biofuel cell capable of continuously obtaining high output by enhancing fuel concentration in a fuel solution.SOLUTION: A biofuel cell A is provided which includes; a negative electrode 3 as a reacting field of redox reaction of fuel containing oxidoreductase as a catalyst; a fuel holding part 32 which contactably supplies fuel held inside to the negative electrode 3; a waste liquid storage part 33 in which fuel after coming into contact with the negative electrode 3 is recovered and stored; and a heating part 5 which heats the inside of the fuel holding part 32 and/or the waste liquid storage part 33. In the biofuel cell A, the inside temperature of the fuel holding part 32 is heated by the heating part 5, and a fuel solution is condensed and the fuel concentration is enhanced by promoting evaporation of a solvent of the fuel solution.
Abstract translation: 要解决的问题：提供能够通过增加燃料溶液中的燃料浓度来连续获得高输出的生物燃料电池。 解决方案：提供生物燃料电池A，其包括： 作为催化剂的含有氧化还原酶的燃料的氧化还原反应的反应场的负极3; 燃料保持部32，其将保持在内部的燃料供给到负极3; 回收并储存与负极3接触后的燃料的废液收容部33; 以及加热部件5，其加热燃料保持部32和/或废液收容部33的内部。在生物燃料电池A中，燃料保持部32的内部温度被加热部5加热， 燃料溶液被冷凝，并且通过促进燃料溶液的溶剂的蒸发来提高燃料浓度。 版权所有（C）2013，JPO＆INPIT
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公开(公告)号：JP2013008562A
公开(公告)日：2013-01-10
申请号：JP2011140603
申请日：2011-06-24
Inventor： FUJITA SHUJI , MITA HIROKI , SAKAI HIDEKI
CPC classification number: Y02E60/527
Abstract: PROBLEM TO BE SOLVED: To provide a biofuel cell capable of controlling the temperature of its electrode and an area in the vicinity thereof at a temperature optimum to a catalytic reaction.SOLUTION: To provide a biofuel cell A comprising: an electrode 2 which becomes a reaction field of an oxidation reduction reaction of fuel using an oxidoreductase as a catalyst; and an insulating heat conductive material 3 arranged in such a manner that at least a part of which contacts with the electrode 2, and at the same time at least a part of which is exposed to the outside of a battery case 1. In the biofuel cell A, the temperature of the electrode 2 and an area in the vicinity thereof can be controlled by bringing a hot-heat source or a cold-heat source in contact with the part of the insulating heat conductive material 3, the part being exposed to the outside of the battery case 1, thus transmitting hot-heat or cold-heat to the electrode 2.
Abstract translation: 要解决的问题：提供能够在最适于催化反应的温度下控制其电极的温度和其附近的区域的生物燃料电池。 解决方案：提供一种生物燃料电池A，包括：电极2，其成为使用氧化还原酶作为催化剂的燃料的氧化还原反应的反应场; 绝缘导热材料3以使其至少一部分与电极2接触的方式配置，同时其至少一部分暴露于电池壳体1的外部。在生物燃料 电池A的电极2的温度和其附近的区域可以通过使热源或冷热源与绝热导热材料3的一部分接触来控制，该部分暴露于 电池壳体1的外部，从而将热或冷热传递到电极2.版权所有（C）2013，JPO＆INPIT
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28.发明专利Fuel cell, method for manufacturing fuel cell, electronic apparatus, nicotine amide adenine dinucleotide immobilization electrode, nicotine amide adenine dinucleotide immobilization carrier, enzyme reaction utilization device, protein immobilization electrode, and protein immobilization carrier 有权燃料电池，制造燃料电池的方法，电子设备，非线性氨基酸丁酸钠固定电极，丁腈橡胶氨基丁酸钠固定载体，酶反应使用装置，蛋白质固定电极和蛋白质固定载体
公开(公告)号：JP2012178335A
公开(公告)日：2012-09-13
申请号：JP2011271224
申请日：2011-12-12
Inventor： FUJITA SHUJI , SAGAWA TUNETOSHI , NAKAGAWA TAKAAKI , SAKAI HIDEKI , MITA HIROKI , YAMANOI SHUN , TOKITA YUICHI , TABATA SEIICHIRO
IPC: H01M4/90 , C12N9/02 , C12N9/04 , C12N11/14 , H01M4/86 , H01M4/96 , H01M8/00 , H01M8/10 , H01M8/16
CPC classification number: H01M4/9008 , C25B11/0447 , G01N27/327 , H01M4/9083 , H01M8/16 , Y02E60/527 , Y02P70/56
Abstract: PROBLEM TO BE SOLVED: To provide a fuel cell capable of preventing elution of nicotine amide adenine dinucleotide immobilized on an electrode and/or its derivative and capable of preventing performance degradation due to the elution, and to provide a method for manufacturing the fuel cell.SOLUTION: In a biofuel cell having such structure that a positive electrode and a negative electrode are opposed to each other through a proton conductor and is configured so as to extract electrons from fuel by using an enzyme, the negative electrode is composed of an electrode including carbon and/or an inorganic compound having holes whose sizes are 2 nm or more and 100 nm or less on the surface and nicotine amide adenine dinucleotide and/or its derivative is immobilized on the carbon and/or the inorganic compound. A carbon particle, a carbon sheet or a carbon fiber is used as carbon. Biocarbon, Ketjenblack, active carbon, or the like is used as the carbon particle. An enzyme necessary for enzyme reaction may be immobilized on the carbon through a pyrene derivative as necessary.
Abstract translation: 解决的问题：提供能够防止固定在电极和/或其衍生物上的尼古丁酰胺腺嘌呤二核苷酸的洗脱并能够防止由于洗脱引起的性能劣化的燃料电池，并且提供一种制造 燃料电池。 解决方案：在具有这样的结构的生物燃料电池中，正极和负极通过质子导体彼此相对并且被配置为通过使用酶从燃料中提取电子，负极由 在碳和/或无机化合物上固定具有碳和/或具有孔尺寸为2nm以上且100nm以下的空穴的碳和/或无机化合物的电极，并且将尼古丁酰胺腺嘌呤二核苷酸和/或其衍生物固定在碳和/或无机化合物上。 使用碳粒子，碳片或碳纤维作为碳。 生物碳，氯乙烯，活性炭等用作碳颗粒。 酶反应所必需的酶可以根据需要通过芘衍生物固定在碳上。 版权所有（C）2012，JPO＆INPIT
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公开(公告)号：JP2011249178A
公开(公告)日：2011-12-08
申请号：JP2010122258
申请日：2010-05-28
Inventor： YAMAGUCHI DAISUKE , SAGAWA TUNETOSHI , FUJITA SHUJI , MITA HIROKI , NAKAGAWA TAKAAKI , TOKITA YUICHI
CPC classification number: H01M8/04201 , H01M8/04082 , H01M8/16 , H01M8/2455 , Y02E60/527
Abstract: PROBLEM TO BE SOLVED: To prevent a fuel solution from leaking.SOLUTION: A valve control portion 20 of a fuel leak prevention structure includes first and second electrodes 3a, 3b. The first electrode 3a is fitted to a movable first member 2a, and when the first member 2a is moved by applying pressing force, the first and second electrodes 3a, 3b come into contact to feed electricity. The first and second electrodes 3a, 3b are connected to a controller 4, which opens a control valve 7 when the first and second electrodes 3a, 3b enter the electricity feed state. Thus, the control valve 7 is opened and closed with the pressing force, thereby easily supplying the fuel solution.
Abstract translation: 要解决的问题：防止燃料溶液泄漏。 解决方案：燃料泄漏防止结构的阀控制部分20包括第一和第二电极3a，3b。 第一电极3a装配到可移动的第一构件2a上，并且当通过施加按压力使第一构件2a移动时，第一和第二电极3a，3b接触供电。 第一和第二电极3a，3b连接到控制器4，当第一和第二电极3a，3b进入供电状态时，控制器4打开控制阀7。 因此，通过按压力打开和关闭控制阀7，从而容易地供应燃料溶液。 版权所有（C）2012，JPO＆INPIT
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30.发明专利
公开(公告)号：JP2011248509A
公开(公告)日：2011-12-08
申请号：JP2010119356
申请日：2010-05-25
Inventor： MITA HIROKI , NAKAGAWA TAKAAKI , SAKAI HIDEKI , TOKITA YUICHI , FUJITA SHUJI , SAGAWA TUNETOSHI , YAMAGUCHI DAISUKE
CPC classification number: Y02E60/527
Abstract: PROBLEM TO BE SOLVED: To provide a novel card with built-in a fuel cell and a system that uses the card.SOLUTION: A card C is provided with at least a fuel supply part 2 exposed on the surface of the card, a fuel cell part 1 that is constructed so as to generate electric power by fuel introduced from the fuel supply part, and a display part 3 that is capable of displaying information including information about power generation by the fuel cell part 1. A card information processing system is constituted by an external device M1 (M2) constructed so as to be capable of transmitting and receiving electric signals through terminals 5 formed on the card C.
Abstract translation: 要解决的问题：提供一种具有内置燃料电池的新型卡和使用该卡的系统。 解决方案：卡C设置有至少暴露在卡表面上的燃料供应部分2，燃料电池部分1，其构造成通过从燃料供应部分引入的燃料产生电力;以及 显示部分3，其能够显示包括关于燃料电池部分1的发电信息的信息。卡信息处理系统由外部设备M1（M2）构成，外部设备M1（M2）被构造成能够通过 卡片C上形成的终端5.版权所有（C）2012，JPO＆INPIT
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