RU2001109803A - METHOD FOR PRODUCING RARE-EARTH TANALATES - Google Patents

METHOD FOR PRODUCING RARE-EARTH TANALATES

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Publication number
RU2001109803A
RU2001109803A RU2001109803/12A RU2001109803A RU2001109803A RU 2001109803 A RU2001109803 A RU 2001109803A RU 2001109803/12 A RU2001109803/12 A RU 2001109803/12A RU 2001109803 A RU2001109803 A RU 2001109803A RU 2001109803 A RU2001109803 A RU 2001109803A
Authority
RU
Russia
Prior art keywords
oxides
earth
rare
initial
tanalates
Prior art date
Application number
RU2001109803/12A
Other languages
Russian (ru)
Other versions
RU2209770C2 (en
Inventor
Виктор Викторович Молчанов
Михаил Георгиевич Зуев
Original Assignee
Институт химии твердого тела Уральского отделения Российской Академии наук
Институт катализа им. Г.К. Борескова СО РАН
Filing date
Publication date
Application filed by Институт химии твердого тела Уральского отделения Российской Академии наук, Институт катализа им. Г.К. Борескова СО РАН filed Critical Институт химии твердого тела Уральского отделения Российской Академии наук
Priority to RU2001109803/12A priority Critical patent/RU2209770C2/en
Priority claimed from RU2001109803/12A external-priority patent/RU2209770C2/en
Publication of RU2001109803A publication Critical patent/RU2001109803A/en
Application granted granted Critical
Publication of RU2209770C2 publication Critical patent/RU2209770C2/en

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Claims (3)

1. Способ получения танталатов редкоземельных элементов, включающий гомогенизацию смеси исходных оксидов редкоземельных элементов и оксида тантала, взятых в стехиометрическом соотношении, путем механической обработки и последующую термообработку, отличающийся тем, что механическую обработку осуществляют в смесительном устройстве с планетарным движением барабана, твердость материала рабочих элементов которого более или равна 3 по шкале Мооса, с частотой вращения 10-17 сек-1, а термообработку ведут при температуре 840-1000oС.1. A method of producing rare earth tantalates, comprising homogenizing a mixture of the initial rare earth oxides and tantalum oxide, taken in a stoichiometric ratio, by machining and subsequent heat treatment, characterized in that the machining is carried out in a mixing device with planetary motion of the drum, the hardness of the material of the working elements which is greater than or equal to 3 on the Mohs scale, with a rotation frequency of 10-17 sec -1 , and heat treatment is carried out at a temperature of 840-1000 o C. 2. Способ по п. 1, отличающийся тем, что в качестве исходных оксидов редкоземельных элементов используют оксиды Sc, Y или Gd, Tb, Dy, Но, Er, Tm, Yb, Lu. 2. The method according to p. 1, characterized in that the initial oxides of rare-earth elements use oxides Sc, Y or Gd, Tb, Dy, But, Er, Tm, Yb, Lu. 3. Способ по п. 1, отличающийся тем, что в качестве исходных оксидов редкоземельных элементов используют оксиды La, Се, Pr, Nd Sm, Eu. 3. The method according to p. 1, characterized in that the initial oxides of rare-earth elements are used oxides La, Ce, Pr, Nd Sm, Eu.
RU2001109803/12A 2001-04-11 2001-04-11 Method for preparing rare-earth element tantalates RU2209770C2 (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
RU2001109803/12A RU2209770C2 (en) 2001-04-11 2001-04-11 Method for preparing rare-earth element tantalates

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
RU2001109803/12A RU2209770C2 (en) 2001-04-11 2001-04-11 Method for preparing rare-earth element tantalates

Publications (2)

Publication Number Publication Date
RU2001109803A true RU2001109803A (en) 2003-04-10
RU2209770C2 RU2209770C2 (en) 2003-08-10

Family

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Family Applications (1)

Application Number Title Priority Date Filing Date
RU2001109803/12A RU2209770C2 (en) 2001-04-11 2001-04-11 Method for preparing rare-earth element tantalates

Country Status (1)

Country Link
RU (1) RU2209770C2 (en)

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