RU2017117872A - Высокотемпературный синтез алюминатов посредством пламенного аэрозольного пиролиза - Google Patents

Высокотемпературный синтез алюминатов посредством пламенного аэрозольного пиролиза Download PDF

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RU2017117872A
RU2017117872A RU2017117872A RU2017117872A RU2017117872A RU 2017117872 A RU2017117872 A RU 2017117872A RU 2017117872 A RU2017117872 A RU 2017117872A RU 2017117872 A RU2017117872 A RU 2017117872A RU 2017117872 A RU2017117872 A RU 2017117872A
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precursor compound
paragraphs
pyrolysis
aluminates
nickel
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RU2017117872A
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Рене КЕНИГ
Виланд КОБАН
Андриан МИЛАНОВ
Эккехард Шваб
Штефан А. ШУНК
Карлос ЛИЗАНДАРА
Гуидо ВАССЕРШАФФ
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Басф Се
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    • C01F17/30—Compounds containing rare earth metals and at least one element other than a rare earth metal, oxygen or hydrogen, e.g. La4S3Br6
    • C01F17/32—Compounds containing rare earth metals and at least one element other than a rare earth metal, oxygen or hydrogen, e.g. La4S3Br6 oxide or hydroxide being the only anion, e.g. NaCeO2 or MgxCayEuO
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Claims (25)

1. Способ получения алюминатов общей формулы (I):
Figure 00000001
,
в которой A означает по меньшей мере один элемент, выбранный из группы, состоящей из стронция, бария и лантана,
B означает по меньшей мере один элемент, выбранный из группы, состоящей из марганца, железа, кобальта, никеля, родия, меди и цинка,
x означает число от 0,05 до 1,0,
y означает число, которое определяется степенью окисления других элементов,
включающий стадии:
(i) приготовление одного или нескольких растворов или суспензий, содержащих соединения-предшественники элементов A и B, а также соединение-предшественник алюминия в растворителе,
(ii) преобразование растворов или суспензий в аэрозоль,
(iii) подачу аэрозоля в непосредственно или косвенно обогреваемую зону пиролиза,
(iv) осуществление пиролиза, и
(v) выделение образовавшихся частиц, содержащих алюминат общей формулы (I), из пиролизного газа.
2. Способ по п. 1, отличающийся тем, что элементом A является лантан, а элементом B является кобальт или никель.
3. Способ по п. 1, отличающийся тем, что элементом A является стронций или барий, а элементом B является никель.
4. Способ по одному из пп. 1-3, отличающийся тем, что соединением-предшественником элемента A или B является ацетилацетонат.
5. Способ по одному из пп. 1-3, отличающийся тем, что соединением-предшественником элемента A или B является карбоксилат.
6. Способ по п. 5, отличающийся тем, что карбоксилатом является 2-этилгексаноат.
7. Способ по одному из пп. 1-3, отличающийся тем, что соединением-предшественником элемента A или B является алкоголят.
8. Способ по одному из пп. 1-3, отличающийся тем, что соединением-предшественником элемента A или B является нитрат.
9. Способ по одному из пп. 1-3, отличающийся тем, что соединением-предшественником элемента A или B является оксид или гидроксид.
10. Способ по п. 1, отличающийся тем, что соединением-предшественником алюминия является алкоголят.
11. Способ по п. 7, отличающийся тем, что соединением-предшественником алюминия является втор-бутилат алюминия.
12. Способ по п. 1, отличающийся тем, что растворителем является ксилол.
13. Способ по п. 1, отличающийся тем, что пиролиз осуществляют при температуре от 900 до 1500°C.
14. Способ по п. 1, отличающийся тем, что зону пиролиза нагревают пламенем.
RU2017117872A 2014-10-24 2015-10-23 Высокотемпературный синтез алюминатов посредством пламенного аэрозольного пиролиза RU2017117872A (ru)

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PCT/EP2015/074583 WO2016062853A1 (de) 2014-10-24 2015-10-23 Hochtemperatursynthese von aluminaten durch flammen-sprühpyrolyse

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EP3325457B1 (en) 2015-07-22 2020-01-01 Basf Se Process for preparing furan-2,5-dicarboxylic acid
CA3003764A1 (en) 2015-11-04 2017-05-11 Basf Se A process for preparing a mixture comprising 5-(hydroxymethyl)furfural and specific hmf esters
EP3371161A1 (en) 2015-11-04 2018-09-12 Basf Se A process for preparing furan-2,5-dicarboxylic acid
GB201901061D0 (en) * 2019-01-25 2019-03-13 Ceramic Powder Tech As Process
WO2020157202A1 (en) * 2019-01-31 2020-08-06 Basf Se A molding comprising a mixed oxide comprising oxygen, lanthanum, aluminum, and cobalt
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