JP4818359B2 - 水素製造用酸化コバルト触媒及びその製造方法 - Google Patents
水素製造用酸化コバルト触媒及びその製造方法 Download PDFInfo
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- B01J37/346—Irradiation by, or application of, electric, magnetic or wave energy, e.g. ultrasonic waves ; Ionic sputtering; Flame or plasma spraying; Particle radiation making use of electric or magnetic fields, wave energy or particle radiation of electromagnetic wave energy of microwave energy
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Description
<実施例1> マイクロウェーブオーブンで非担持酸化コバルト触媒の製造
<実施例2>マイクロウェーブで非担持酸化コバルト触媒の成形製造
<実施例3> 高温加熱炉で非担持酸化コバルト触媒の製造
<実施例4> グリシン・ナイトレート燃焼法を利用した非担持酸化コバルト触媒の製造
<実施例5> グリシン・ナイトレート燃焼法を利用した担持酸化コバルト触媒の製造
<実施例6> 水素生成実験
Claims (13)
- 酸化状態がCo2+またはCo3+である酸化コバルトまたはその混合物で構成される酸化コバルト触媒であって、金属ボロハイドライド、塩基及び陽性子供与溶媒を含む溶液と接触して水素を製造するための酸化コバルト触媒。
- 前記酸化コバルトがCoO、Co2O3、Co3O4、またはその混合物を含むことを特徴とする請求項1に記載の水素を製造するための酸化コバルト触媒。
- 前記酸化コバルトは、非担持触媒形態になっていることを特徴とする請求項1に記載の水素を製造するための酸化コバルト触媒。
- 前記酸化コバルト触媒は、粉末、チップ、ディスク、棒、ワイヤー、メッシュ、ビード、モノリス、多孔質のストリップ、または非多孔質のストリップ状になったことを特徴とする請求項3に記載の水素を製造するための酸化コバルト触媒。
- 前記酸化コバルトが担持体に担持されたことを特徴とする請求項1に記載の水素を製造するための酸化コバルト触媒。
- 前記担持体は、金属、セラミック、高分子、ガラス、ファイバ、ファブリック、テキスタイル、織布、不織布、合金、ゼオライト、分子シーブ、イオン交換樹脂、グラファイト、金属酸化物、金属炭化物、金属ホウ化物、金属窒化物、及びそれらの混合物からなる群から選択されることを特徴とする請求項5に記載の水素を製造するための酸化コバルト触媒。
- 金属ボロハイドライド、塩基、及び陽性子供与溶媒を含む溶液を酸化状態がCo 2+ またはCo 3+ である酸化コバルトまたはその混合物で構成される酸化コバルト触媒と接触させる工程を含む、請求項1に記載の酸化コバルト触媒を利用する水素製造方法。
- 前記金属ボロハイドライドは、水素化ホウ素リチウム、水素化ホウ素ナトリウム、水素化ホウ素カリウム、水素化ホウ素アンモニウム、テトラメチル水素化ホウ素アンモニウム、及びそれらの混合物からなる群から選択されることを特徴とする請求項7に記載の水素製造方法。
- 前記塩基は、水酸化リチウム、水酸化ナトリウム、水酸化カリウム、水酸化アンモニウム、硫化ナトリウム、亜鉛酸ナトリウム、ナトリウムガレート、ケイ酸ナトリウム、及びそれらの混合物からなる群から選択されることを特徴とする請求項7に記載の水素製造方法。
- 前記陽性子供与溶媒が水、アルコール、エチレングリコール、グリセロール、メタノール、エタノール、イソプロパノール、イソブタノール、プロパノール、プロパンジオール、ブタノール、及びそれらの混合物からなる群から選択されることを特徴とする請求項7に記載の水素製造方法。
- (a)非活性化された請求項1の酸化コバルト触媒を溶媒内で超音波処理する工程と、
(b)溶媒を利用して前記触媒を洗浄する工程と、
(c)前記触媒を約200℃ないし1200℃で加熱する工程と、を含む、非活性化された水素製造用酸化コバルト触媒の再生方法。 - 前記加熱は、マイクロウェーブオーブン、高温加熱炉、電気加熱オーブン、ヒートガン、熱板またはそれらの組み合わせにより行われることを特徴とする請求項11に記載の非活性化された水素製造用酸化コバルト触媒の再生方法。
- 前記溶媒は、脱イオン水であることを特徴とする請求項11に記載の非活性化された水素製造用金属酸化物触媒の再生方法。
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Application Number | Priority Date | Filing Date | Title |
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US11/160,571 | 2005-06-29 | ||
US11/160,571 US7309479B2 (en) | 2005-06-29 | 2005-06-29 | Cobalt oxide catalysts |
PCT/KR2006/002533 WO2007001165A1 (en) | 2005-06-29 | 2006-06-29 | Cobalt oxide catalyst for hydrogen generation and method of producing the same |
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JP2008543556A JP2008543556A (ja) | 2008-12-04 |
JP4818359B2 true JP4818359B2 (ja) | 2011-11-16 |
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JP2008518048A Expired - Fee Related JP4818358B2 (ja) | 2005-06-29 | 2006-06-29 | 水素製造用金属酸化物触媒及びその製造方法 |
JP2008518049A Expired - Fee Related JP4818359B2 (ja) | 2005-06-29 | 2006-06-29 | 水素製造用酸化コバルト触媒及びその製造方法 |
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US (2) | US7309479B2 (ja) |
EP (1) | EP1896177A4 (ja) |
JP (2) | JP4818358B2 (ja) |
KR (1) | KR100713107B1 (ja) |
CN (2) | CN101193703A (ja) |
WO (1) | WO2007001165A1 (ja) |
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US7566440B2 (en) | 2009-07-28 |
JP2008543556A (ja) | 2008-12-04 |
JP2008543555A (ja) | 2008-12-04 |
EP1896177A4 (en) | 2011-10-05 |
EP1896177A1 (en) | 2008-03-12 |
KR100713107B1 (ko) | 2007-05-02 |
US20070003475A1 (en) | 2007-01-04 |
US7309479B2 (en) | 2007-12-18 |
JP4818358B2 (ja) | 2011-11-16 |
WO2007001165A1 (en) | 2007-01-04 |
CN101193703A (zh) | 2008-06-04 |
CN101203305A (zh) | 2008-06-18 |
KR20070001830A (ko) | 2007-01-04 |
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