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RU2008129663A - Способ конверсии нитратов металлов - Google Patents

Способ конверсии нитратов металлов Download PDF

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Publication number
RU2008129663A
RU2008129663A RU2008129663/04A RU2008129663A RU2008129663A RU 2008129663 A RU2008129663 A RU 2008129663A RU 2008129663/04 A RU2008129663/04 A RU 2008129663/04A RU 2008129663 A RU2008129663 A RU 2008129663A RU 2008129663 A RU2008129663 A RU 2008129663A
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Prior art keywords
oxide
metal
nitrate
metal oxide
metal nitrate
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RU2008129663/04A
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English (en)
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RU2429073C2 (ru
Inventor
Елле Рудольф Анне СИТСМА (NL)
Елле Рудольф Анне СИТСМА
ДИЛЛЕН Адрианус Якобус ВАН (NL)
ДИЛЛЕН Адрианус Якобус ВАН
ЙОНГ Петра Элизабет ДЕ (NL)
ЙОНГ Петра Элизабет ДЕ
ЙОНГ Крийн Питер ДЕ (NL)
ЙОНГ Крийн Питер ДЕ
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Джонсон Мэтти Плс (Gb)
Джонсон Мэтти Плс
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Priority claimed from GB0525887A external-priority patent/GB0525887D0/en
Priority claimed from GB0611464A external-priority patent/GB0611464D0/en
Application filed by Джонсон Мэтти Плс (Gb), Джонсон Мэтти Плс filed Critical Джонсон Мэтти Плс (Gb)
Publication of RU2008129663A publication Critical patent/RU2008129663A/ru
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Publication of RU2429073C2 publication Critical patent/RU2429073C2/ru

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Abstract

1. Способ превращения нанесенного нитрата металла в соответствующий нанесенный оксид металла, включающий нагревание нитрата металла для активизации его разложения в газовой смеси, содержащей оксид азота и кислород в количестве <5 об.%. ! 2. Способ по п.1, в котором носитель пропитывают нитратом металла из раствора и сушат для удаления растворителя перед нагреванием нитрата металла, с целью его превращения в соответствующий оксид металла. ! 3. Способ по п.1, в котором газовая смесь состоит из одного или более инертных газов и оксида азота. ! 4. Способ по п.3, в котором инертный газ выбирают из азота, гелия или аргона. ! 5. Способ по п.1, в котором концентрация оксида азота в газовой смеси находится в интервале 0,001-15 об.%. ! 6. Способ по п.1, в котором нанесенный нитрат металла нагревают до температуры в интервале 100-1200°С. ! 7. Способ по п.1, в котором нитрат металла является нитратом переходного металла. ! 8. Способ по п.1, в котором нитрат металла является нитратом никеля, кобальта, меди или железа. ! 9. Способ по п.1, в котором носитель является металлом, углеродом, оксидом металла, смешанным оксидом металла или твердым полимером. ! 10. Способ по п.1, в котором носитель выбирают из оксида алюминия, алюмината металла, оксида кремния, алюмосиликата, оксида титана, оксида циркония или их смесей. ! 11. Способ по п.1, в котором нанесенный оксид металла представляет собой восстанавливаемый оксид металла, включающий нагревание нанесенного оксида металла в токе газа-восстановителя для активации восстановления по меньшей мере части оксида металла. ! 12. Способ по п.11, в котором поток газа-восстановителя содержит монооксид углерода и/или водород. ! 13. Способ по �

Claims (17)

1. Способ превращения нанесенного нитрата металла в соответствующий нанесенный оксид металла, включающий нагревание нитрата металла для активизации его разложения в газовой смеси, содержащей оксид азота и кислород в количестве <5 об.%.
2. Способ по п.1, в котором носитель пропитывают нитратом металла из раствора и сушат для удаления растворителя перед нагреванием нитрата металла, с целью его превращения в соответствующий оксид металла.
3. Способ по п.1, в котором газовая смесь состоит из одного или более инертных газов и оксида азота.
4. Способ по п.3, в котором инертный газ выбирают из азота, гелия или аргона.
5. Способ по п.1, в котором концентрация оксида азота в газовой смеси находится в интервале 0,001-15 об.%.
6. Способ по п.1, в котором нанесенный нитрат металла нагревают до температуры в интервале 100-1200°С.
7. Способ по п.1, в котором нитрат металла является нитратом переходного металла.
8. Способ по п.1, в котором нитрат металла является нитратом никеля, кобальта, меди или железа.
9. Способ по п.1, в котором носитель является металлом, углеродом, оксидом металла, смешанным оксидом металла или твердым полимером.
10. Способ по п.1, в котором носитель выбирают из оксида алюминия, алюмината металла, оксида кремния, алюмосиликата, оксида титана, оксида циркония или их смесей.
11. Способ по п.1, в котором нанесенный оксид металла представляет собой восстанавливаемый оксид металла, включающий нагревание нанесенного оксида металла в токе газа-восстановителя для активации восстановления по меньшей мере части оксида металла.
12. Способ по п.11, в котором поток газа-восстановителя содержит монооксид углерода и/или водород.
13. Способ по п.11, в котором нанесенный оксид металла является оксидом никеля, оксидом кобальта, оксидом меди или оксидом железа и восстановление проводят водородсодержащим газом.
14. Нанесенный оксид металла, получаемый способом по любому из пп.1-10.
15. Нанесенный восстанавливаемый оксид металла, получаемый способом по любому из пп.11-13.
16. Способ по п.1, в котором нитрат металла является нитратом La, Zr, Cr, Mn, Fe, Ru, Co, Rh, Ir, Ni, Pd, Pt, Cu или Zn.
17. Способ по п.1, в котором нитрат металла представляет собой нитрат Cr, Mn, Fe, Ru, Co, Rh, Ir, Ni, Pd, Pt, Cu или Zn.
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