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SU522137A1 - Method for producing rare earth phosphates - Google Patents

Method for producing rare earth phosphates

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Publication number
SU522137A1
SU522137A1 SU2022274A SU2022274A SU522137A1 SU 522137 A1 SU522137 A1 SU 522137A1 SU 2022274 A SU2022274 A SU 2022274A SU 2022274 A SU2022274 A SU 2022274A SU 522137 A1 SU522137 A1 SU 522137A1
Authority
SU
USSR - Soviet Union
Prior art keywords
rare
earth
taken
rare earth
molar ratio
Prior art date
Application number
SU2022274A
Other languages
Russian (ru)
Inventor
Наталья Николаевна Чудинова
Иван Владимирович Тананаев
Леонид Павлович Шкловер
Original Assignee
Институт общей и неорганической химии им.Н.С.Курнакова
Предприятие П/Я А-7815
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Институт общей и неорганической химии им.Н.С.Курнакова, Предприятие П/Я А-7815 filed Critical Институт общей и неорганической химии им.Н.С.Курнакова
Priority to SU2022274A priority Critical patent/SU522137A1/en
Application granted granted Critical
Publication of SU522137A1 publication Critical patent/SU522137A1/en

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Description

(54) СПОСОБ ПОЛУЧЕНИЯ ФОСФАТОВ РЕДКОЗЕМЕЛЬНЫХ(54) METHOD FOR OBTAINING RARE-EARTH POSPHATES

ЭЛЕМЕНТОВELEMENTS

,8.,eight.

Найдено в %; .Found in%; .

44,0; Nd (РО ) B9c-Hd Q 44,1;44.0; Nd (PO) B9c-Hd Q 44.1;

Вычислено дл  Р ,9.Calculated for P, 9.

Claims (2)

1. Способ получени  фосфатов редкоземельных1. Method for producing rare earth phosphates элементов взаимодействием соединени  редкоземельного элемента с фосфорной кислотой при повыше1шой температуре, отличающийс  тем, что, с целью нолучени  полифосфатов трехвалентных редкоземельных элементов стехиометрического состава в кристаллическом состо нии, соединение редкоземельного элемента и фосфорную elements by the interaction of a rare-earth element compound with phosphoric acid at elevated temperatures, characterized in that, in order to obtain polyphosphates of trivalent rare-earth elements of stoichiometric composition in the crystalline state, the rare-earth element compound and phosphoric кислоту берут в мол рном соотношении 1:5-45 и сшпез ведут при 185-220°С.the acid is taken in a molar ratio of 1: 5-45 and the mixtures are carried out at 185-220 ° C. 2. Способ поп. 1, отличающийс  тем, что соединение редкоземельного металла, выбранное из р да, состо щего из окислов, гидроокисей, солей легколетучих кислот, и фосфорную кислоту берут в мол рном соотношении 1:7,5-10 и синтез2. The way pop. 1, characterized in that a rare-earth metal compound selected from a series consisting of oxides, hydroxides, salts of volatile acids, and phosphoric acid is taken in a molar ratio of 1: 7.5 to 10 and synthesis ведут при 190-200°С.lead at 190-200 ° C. Источники информации, прин тые во вниманиеSources of information taken into account при экспертизе:during examination: l.Seppa 0-А Giesbrecht I. J. Inorg-an. Huct. Chem., 30, 793, 1968.l.Seppa 0-A Giesbrecht I. J. Inorg-an. Huct. Chem., 30, 793, 1968. 2. Патент Великобритании N 1230632, кл. CIA, 05,05.71 (прототип)2. Patent of Great Britain N 1230632, cl. CIA, 05.05.71 (prototype)
SU2022274A 1974-05-14 1974-05-14 Method for producing rare earth phosphates SU522137A1 (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
SU2022274A SU522137A1 (en) 1974-05-14 1974-05-14 Method for producing rare earth phosphates

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
SU2022274A SU522137A1 (en) 1974-05-14 1974-05-14 Method for producing rare earth phosphates

Publications (1)

Publication Number Publication Date
SU522137A1 true SU522137A1 (en) 1976-07-25

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SU2022274A SU522137A1 (en) 1974-05-14 1974-05-14 Method for producing rare earth phosphates

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SU (1) SU522137A1 (en)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5629234A (en) * 1992-12-08 1997-05-13 Techneglas, Inc. High temperature phosphorous oxide diffusion source
CN102923682B (en) * 2012-10-29 2014-08-27 中国科学院西安光学精密机械研究所 Preparation method of rare earth doped polyphosphate nano crystal

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5629234A (en) * 1992-12-08 1997-05-13 Techneglas, Inc. High temperature phosphorous oxide diffusion source
CN102923682B (en) * 2012-10-29 2014-08-27 中国科学院西安光学精密机械研究所 Preparation method of rare earth doped polyphosphate nano crystal

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