JP4951352B2 - メタノールと過酸化物との間の触媒反応 - Google Patents
メタノールと過酸化物との間の触媒反応 Download PDFInfo
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Description
メタノールおよび過酸化物を含む保存手段、
7、8、9、10または11族の遷移金属を少なくとも1つ含む触媒を含むハウジング、および
メタノールおよび過酸化物を該ハウジングに導入するための手段
を備える。
2CH3OH + H2O2 → 5H2 + 2CO2;
2CH3OH + H2O2 → 2H2O + 2CO + 3H2;
CH3OH + H2O2 → CO2 + 2H2 + H2O;および
CH3OH + 2H2O2 → H2 + CO2 + 3H2O
の少なくとも1つまたは全てを包含していてもよい。
CH3OH + 3H2O2 → CO2 + 5H2O
CH3OH + H2O2 + O2 → 3H2O + CO2
であってもよい。
7mlの純粋なメタノールおよび21mlの37%H2O2/H2Oの混合物をオートクレーブに入れ、次いで、40mgのH2還元5wt% Pt/γ−Al2O3を混合物に攪拌しながら添加する。オートクレーブ内の温度は室温から260℃に上昇し、オートクレーブ内の圧力は10秒で346psiに上昇する。Autosystem GCを用いた生成物の分析は、生成物として、水素、一酸化炭素、メタンおよび二酸化炭素を示す。反応で得られる水素は85%を超過し、メタノールコンバージョンは96%である。
7mlの純粋なメタノールおよび15mlの50%H2O2/H2Oの混合物をオートクレーブに入れ、次いで、100mgのH2還元5wt% Pt/γ−Al2O3を混合物に攪拌しながら添加する。オートクレーブ内の温度は室温から290℃に上昇し、オートクレーブ内の圧力は10秒で360psiに上昇する。Autosystem GCを用いた生成物の分析は、生成物として、水素、一酸化炭素、メタンおよび二酸化炭素を示す。
7mlの純粋なメタノールおよび15mlの50%H2O2/H2Oの混合物をオートクレーブに入れ、次いで、100mgのH2還元6wt% Pd−Ni/Al2O3−MnO2を混合物に攪拌しながら添加し、オートクレーブを攪拌しながら50℃に加熱する。オートクレーブ内の温度は室温から220℃に上昇し、オートクレーブ内の圧力は15秒で330psiに上昇する。Autosystem GCを用いた生成物の分析は、生成物として、水素、一酸化炭素、メタンおよび二酸化炭素を示す。
MnO2触媒支持体にPdCl2水溶液を含浸することによってリフォーミング触媒を調製する。次いで、この含浸した支持体を乾燥し、400℃で焼成し、H2ガス流下、400℃で2時間還元する。得られる触媒は4.2重量%のPd含量を有する。
0.3gの水性ガスシフト触媒(Cu/Zn/Al2O3、Keli Chemical Company から入手可能)をリフォーミング触媒の下流に配置することを除いて、実施例4の方法を繰り返す。
酸化マグネシウムに支持されたRu触媒に50%H2O2、35%H2Oおよび15%CH3OHの混合物(15ml)を大気の存在下で通す。外部から加熱することなく触媒床の温度を450℃に上昇させる発熱反応が生じる。
30%H2O2、40%H2Oおよび30%CH3OHの混合物(5ml)を3wt% Pd−Pt/Al2O3触媒に大気の存在下でスプレーする。外部から加熱することなく触媒の温度を400℃に上昇させる発熱反応が生じる。
Claims (20)
- メタノールと過酸化物との間の反応を開始してガスを製造する方法であって、パラジウム、ルテニウムまたは白金を含む触媒の存在下、液相中、大気圧に等しい圧力、大気圧未満の圧力または大気圧より高い圧力で、メタノールおよび過酸化物を接触させて、該触媒によって、メタノールが過酸化物と反応してガスを発生する工程を包含する方法。
- 過酸化物が過酸化水素または有機過酸化物である、請求項1に記載の方法。
- 過酸化物が過酸化水素である、請求項2に記載の方法。
- 過酸化水素が水溶液中に含まれている、請求項3に記載の方法。
- メタノールと過酸化物との間の反応によって、水素、二酸化炭素、一酸化炭素、メタンおよび酸素の少なくとも1つが製造される、請求項1〜4のいずれか1項に記載の方法。
- メタノールおよび過酸化物が2.5:1〜1:3のモル比で存在する、請求項1〜5のいずれか1項に記載の方法。
- 過酸化物が過酸化水素であり、メタノールおよび過酸化水素が1:1のモル比で存在する、請求項6に記載の方法。
- 反応が、
2CH3OH + H2O2 → 5H2 + 2CO2;
2CH3OH + H2O2 → 2H2O + 2CO + 3H2;
CH3OH + H2O2 → CO2 + 2H2 + H2O;
CH3OH + 2H2O2 → H2 + CO2 + 3H2O;および
CH3OH + 3H2O2 → CO2 + 5H2O
の少なくとも1つを包含する、請求項2〜7のいずれか1項に記載の方法。 - 金属パラジウム、ルテニウムまたは白金が金属形態である、請求項1〜8のいずれか1項に記載の方法。
- 触媒が、金属、酸化物または塩の形態のSn、Ni、Ag、Zn、Au、Pd、Mnおよび他の遷移金属から選択される1またはそれよりも多くの触媒促進剤を含む、請求項1〜9のいずれか1項に記載の方法。
- 反応を開始するために熱を系に付与することなく実施される、請求項1〜10のいずれか1項に記載の方法。
- 開始が、80℃未満の温度で実施される、請求項1〜11のいずれか1項に記載の方法。
- 開始が、30℃未満の温度で実施される、請求項1〜12のいずれか1項に記載の方法。
- 開始が、20℃で実施される、請求項13に記載の方法。
- アルコールおよび炭化水素から選択される有機物フィードをリフォーミングして、二酸化炭素、水素および任意の一酸化炭素を含む生成物ストリームを形成する工程をさらに包含する、請求項1〜14のいずれか1項に記載の方法。
- リフォーミング工程において生成される全ての一酸化炭素が、水存在下で生成物ストリームを水性ガスシフト触媒と接触させることによって、二酸化炭素に変換される、請求項15に記載の方法。
- 燃料電池で実施するか、ロケットに動力を与えるか、または、エアバッグを膨張させるか、または、機械装置に圧力を付与するための請求項1〜16のいずれか1項に記載の方法。
- メタノールと過酸化物との間のリフォーミング反応を実施するための装置であって、
メタノールおよび過酸化物を含む保存手段、
パラジウム、ルテニウムまたは白金を含む触媒を含むハウジング、および
メタノールおよび過酸化物を該ハウジングに導入して、メタノールおよび過酸化物を該触媒に接触させるための手段
を備えた装置。 - ハウジングが水性ガスシフト触媒をさらに備え、水性ガスシフト触媒が、パラジウム、ルテニウムまたは白金を含む触媒の下流に位置する、請求項18に記載の装置。
- ハウジングの下流の燃料電池、および、ハウジング内で生成した水素を全て燃料電池に移すための手段をさらに備える、請求項18または19に記載の装置。
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GB0402487.3 | 2004-02-04 | ||
GBGB0402487.3A GB0402487D0 (en) | 2004-02-04 | 2004-02-04 | Catalytic process |
PCT/GB2005/000401 WO2005075342A1 (en) | 2004-02-04 | 2005-02-04 | Catalytic reaction between methanol and a peroxide |
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JP4951352B2 true JP4951352B2 (ja) | 2012-06-13 |
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EP (1) | EP1711431A1 (ja) |
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KR (1) | KR101145122B1 (ja) |
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US20100227232A1 (en) * | 2005-08-02 | 2010-09-09 | Tiancun Xiao | Initiating a Reaction Between Hydrogen Peroxide and an Organic Compound |
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AU2006338293B2 (en) * | 2006-02-13 | 2010-11-25 | Uop Llc | Process for the production of hydrogen |
JP5163844B2 (ja) * | 2006-10-11 | 2013-03-13 | 栗田工業株式会社 | 燃料供給方法、燃料電池システム及び携帯用電子機器 |
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KR100858421B1 (ko) * | 2007-04-18 | 2008-09-17 | 한국과학기술원 | 자열형 연료 개질기 및 연료개질방법 |
KR101408885B1 (ko) * | 2007-06-15 | 2014-06-19 | 삼성에스디아이 주식회사 | 고분자 전해질형 연료 전지용 연료 조성물 및 이를포함하는 고분자 전해질형 연료 전지 시스템 |
US7708073B2 (en) * | 2008-03-05 | 2010-05-04 | Baker Hughes Incorporated | Heat generator for screen deployment |
CA2740052A1 (en) * | 2008-10-08 | 2010-04-15 | Potter Drilling, Inc. | Methods and apparatus for mechanical and thermal drilling |
CA3091633A1 (en) | 2010-04-23 | 2011-10-27 | Steam Tech, Llc | Surface wiper system |
US8012634B1 (en) * | 2010-09-29 | 2011-09-06 | Isis Innovation Limited | Catalytic reaction between methanol and a peroxide |
GB201020052D0 (en) * | 2010-11-25 | 2011-01-12 | Oxford Catalysts Ltd | Steam production |
WO2015193726A1 (es) * | 2014-06-20 | 2015-12-23 | Avalos-García Juan Jesús | Sistema de generación de vapor de agua sobrecalentado usando peróxido de hidrógeno |
US10587218B2 (en) | 2015-09-07 | 2020-03-10 | Steam Tech, Llc | Panel maintenance system |
KR20180060519A (ko) * | 2016-11-29 | 2018-06-07 | 한국과학기술원 | 액체연료와 과산화수소를 이용한 연료전지 시스템 및 연료전지 운전 방법 |
US11638939B2 (en) | 2018-11-27 | 2023-05-02 | Steam Tech, Llc | Mobile panel cleaner |
US11142167B2 (en) | 2019-01-07 | 2021-10-12 | Steam Tech, Llc | Wiper blade with directionally differentiated motion |
KR102116876B1 (ko) * | 2019-10-01 | 2020-05-29 | 한국과학기술원 | 액체연료와 과산화수소를 이용한 연료전지 시스템 및 연료전지 운전 방법 |
CN111697238A (zh) * | 2020-06-23 | 2020-09-22 | 青岛尚东新能源科技有限责任公司 | 一种Pt/Fe2O3纳米管阵列作为阳极催化剂在直接甲醇燃料电池中的应用 |
CN112234216A (zh) * | 2020-09-08 | 2021-01-15 | 广东工业大学 | 一种用于甲醇重整的泡沫陶瓷负载纳米金属催化剂及其制备方法和应用 |
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US3607066A (en) * | 1966-08-30 | 1971-09-21 | Varta Ag | Process for the production of hydrogen and oxygen gases |
US6485851B1 (en) | 1997-09-23 | 2002-11-26 | California Institute Of Technology | Power generation in fuel cells using liquid methanol and hydrogen peroxide |
JP2001226102A (ja) * | 2000-02-16 | 2001-08-21 | Toyota Autom Loom Works Ltd | 燃料改質方法、燃料改質装置及び燃料電池システム |
JP2002343403A (ja) | 2001-05-16 | 2002-11-29 | Mitsubishi Chemicals Corp | 燃料電池の運転方法 |
DE10162202B4 (de) * | 2001-12-18 | 2007-12-27 | Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. | Kohlenwasserstoff-Reformer |
US7022306B1 (en) * | 2003-03-21 | 2006-04-04 | Uop Llc | Process for the production of hydrogen |
JP2007501998A (ja) * | 2003-08-07 | 2007-02-01 | シービーエイチ2 テクノロジーズ,インコーポレイテッド. | 燃料電池発電装置用の自己着火性水素製造システム |
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GB0402487D0 (en) | 2004-03-10 |
US20070167532A1 (en) | 2007-07-19 |
KR20060132893A (ko) | 2006-12-22 |
CN1914116A (zh) | 2007-02-14 |
EP1711431A1 (en) | 2006-10-18 |
US7829052B2 (en) | 2010-11-09 |
CN1914116B (zh) | 2010-09-01 |
JP2007522068A (ja) | 2007-08-09 |
KR101145122B1 (ko) | 2012-05-14 |
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