RU2011149859A - METHOD FOR PRODUCING NANODISPERSED POWDER OF ZIRCONIUM OXIDE STABILIZED BY YTTRIUM AND / OR SCANDIUM - Google Patents
METHOD FOR PRODUCING NANODISPERSED POWDER OF ZIRCONIUM OXIDE STABILIZED BY YTTRIUM AND / OR SCANDIUM Download PDFInfo
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- RU2011149859A RU2011149859A RU2011149859/02A RU2011149859A RU2011149859A RU 2011149859 A RU2011149859 A RU 2011149859A RU 2011149859/02 A RU2011149859/02 A RU 2011149859/02A RU 2011149859 A RU2011149859 A RU 2011149859A RU 2011149859 A RU2011149859 A RU 2011149859A
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- yttrium
- temperature
- zirconium oxide
- scandium
- oxide stabilized
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Abstract
Способ получения нанодисперсного порошка оксида циркония, стабилизированного оксидами иттрия и/или скандия, включающий получение исходной смеси нитратов соответствующих металлов и глицина, нагревание смеси до температуры 160-250°С и выдержку при этой температуре с последующим отжигом, отличающийся тем, что в исходную смесь дополнительно вводят карбоновую кислоту и/или аммонийной соли карбоновой кислоты или аминоуксусной кислоты в количестве 5-20 масс.% от содержания глицина и отжиг осуществляют при температуре 550-570°С.A method of obtaining a nanosized powder of zirconium oxide stabilized by yttrium and / or scandium oxides, comprising obtaining an initial mixture of nitrates of the corresponding metals and glycine, heating the mixture to a temperature of 160-250 ° C and holding at this temperature, followed by annealing, characterized in that in the initial mixture additionally, carboxylic acid and / or ammonium salt of carboxylic acid or aminoacetic acid are introduced in an amount of 5-20 wt.% of the glycine content and annealing is carried out at a temperature of 550-570 ° C.
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RU2011149859/03A RU2492157C2 (en) | 2011-12-07 | 2011-12-07 | Method of producing nanodispersed zirconium oxide powder stabilised with yttrium oxide and/or scandium oxide |
Applications Claiming Priority (1)
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RU2011149859/03A RU2492157C2 (en) | 2011-12-07 | 2011-12-07 | Method of producing nanodispersed zirconium oxide powder stabilised with yttrium oxide and/or scandium oxide |
Publications (2)
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RU2011149859A true RU2011149859A (en) | 2013-06-20 |
RU2492157C2 RU2492157C2 (en) | 2013-09-10 |
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RU2011149859/03A RU2492157C2 (en) | 2011-12-07 | 2011-12-07 | Method of producing nanodispersed zirconium oxide powder stabilised with yttrium oxide and/or scandium oxide |
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RU (1) | RU2492157C2 (en) |
Families Citing this family (2)
Publication number | Priority date | Publication date | Assignee | Title |
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RU2600400C1 (en) * | 2015-06-11 | 2016-10-20 | Федеральное государственное бюджетное образовательное учреждение высшего образования "Санкт-Петербургский государственный университет" (СПбГУ) | Method of producing nanoscale powder of stabilized zirconium dioxide |
RU2723166C1 (en) * | 2019-12-13 | 2020-06-09 | Федеральное государственное бюджетное учреждение науки Институт химии твердого тела Уральского отделения Российской академии наук | Method of producing powder of simple or complex metal oxide |
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US5114702A (en) * | 1988-08-30 | 1992-05-19 | Battelle Memorial Institute | Method of making metal oxide ceramic powders by using a combustible amino acid compound |
US5338334A (en) * | 1992-01-16 | 1994-08-16 | Institute Of Gas Technology | Process for preparing submicron/nanosize ceramic powders from precursors incorporated within a polymeric foam |
RU2424604C1 (en) * | 2007-05-31 | 2011-07-20 | Элкоген Ас | Manufacturing method of single solid-oxide fuel element |
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MM4A | The patent is invalid due to non-payment of fees |
Effective date: 20151208 |