KR940003852A - Process for preparing rare earth metals and yttrium fluoride - Google Patents

Process for preparing rare earth metals and yttrium fluoride Download PDF

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Publication number
KR940003852A
KR940003852A KR1019920015728A KR920015728A KR940003852A KR 940003852 A KR940003852 A KR 940003852A KR 1019920015728 A KR1019920015728 A KR 1019920015728A KR 920015728 A KR920015728 A KR 920015728A KR 940003852 A KR940003852 A KR 940003852A
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KR
South Korea
Prior art keywords
rare earth
yttrium
fluoride
temperature
earth metals
Prior art date
Application number
KR1019920015728A
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Korean (ko)
Inventor
바실리에비취 이바노프 알렉산드르
세르게에비취 이바노프 바딤
안드레에비취 마카렌코 유리
파블로비취 마쉬레프 윌리암
미카일로비취 코즈로프 알렉산드르
니키티취 코즈로프 알렉산드르
발렌티노비취 르야사노프 보리스
니콜라에비취 즈보나레프 에프게니
Original Assignee
박대기
주식회사 성화 엔터프라이즈
이.엔.즈보나레프
러시아 화학기술연구소
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.)
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Application filed by 박대기, 주식회사 성화 엔터프라이즈, 이.엔.즈보나레프, 러시아 화학기술연구소 filed Critical 박대기
Priority to KR1019920015728A priority Critical patent/KR940003852A/en
Publication of KR940003852A publication Critical patent/KR940003852A/en

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  • Compounds Of Alkaline-Earth Elements, Aluminum Or Rare-Earth Metals (AREA)

Abstract

본 발명은 회토류 금속 및 이트륨의 산소 화합물을 불소화시켜 그의 불화물을 제조하는 방법에 있어서, 희토류 금속 및 이트륨의 산소 화합물을 380 내지 550℃의 온도에서 불화수소로 처리하는 것을 특징으로 하는 희토류 금속 및 이트륨 불화물의 제조방법에 관한 것이다.The present invention relates to a method for producing fluoride by fluorination of an oxygen compound of rare earth metal and yttrium, wherein the rare earth metal and oxygen compound of yttrium are treated with hydrogen fluoride at a temperature of 380 to 550 ° C., and It relates to a method for producing yttrium fluoride.

Description

희토류 금속 및 이트륨 불화물의 제조방법Process for preparing rare earth metals and yttrium fluoride

본 내용은 요부공개 건이므로 전문내용을 수록하지 않았음Since this is an open matter, no full text was included.

Claims (6)

회토류 금속 및 이트륨의 산소 화합물을 불소화시켜 그의 불화물을 제조하는 방법에 있어서, 희토류 금속 및 이트륨의 산소 화합물을 380 내지 550℃의 온도에서 불화수소로 처리하는 것을 특징으로 하는, 희토류 금속 및 이트륨의 불화물을 제조하는 방법.A method of producing a fluoride by fluorination of an oxygen compound of rare earth metal and yttrium, wherein the oxygen compound of rare earth metal and yttrium is treated with hydrogen fluoride at a temperature of 380 to 550 ° C. of the rare earth metal and yttrium. How to make fluoride. 제1항에 있어서, 상기 산소 화합물로서 옥살산염, 탄산염, 수산화물 또는 산화물을 사용하는 것을 특징으로하는 방법.The method according to claim 1, wherein oxalate, carbonate, hydroxide or oxide is used as the oxygen compound. 제1항또는 제2항에 있어서, 상기 옥살산 염을 380내지 440℃의 온도에서 불소화시키는 것을 특징으로 하는 방법.3. The process according to claim 1, wherein the oxalic acid salt is fluorinated at a temperature of 380 to 440 ° C. 4. 제1항 또는 제2항에 있어서, 상기 탄산염 및 수산화물을 420 내지 470℃의 온도에서 불소화시키는 것을 특징으로 하는 방법.The method according to claim 1 or 2, wherein the carbonate and hydroxide are fluorinated at a temperature of 420 to 470 ° C. 제1항 또는 제2항에 있어서, 상기 산화물를 450 내지 550℃의 온도에서 불소화시키는 것을 특징으로 하는 방법.The method of claim 1 or 2, wherein the oxide is fluorinated at a temperature of 450 to 550 ° C. 제5항에 있어서, 후속 불소화 단계에 사용하기 위한 상기 산화물이 희토류 금속 및 이트륨의 염을 600℃이하의 온도에서 열분해시킴으로써 제조됨을 특징으로 하는 방법.6. The process of claim 5, wherein said oxide for use in subsequent fluorination steps is prepared by pyrolyzing salts of rare earth metals and yttrium at temperatures of up to 600 ° C. ※ 참고사항：최초출원 내용에 의하여 공개하는 것임.※ Note: The disclosure is based on the initial application.
KR1019920015728A 1992-08-31 1992-08-31 Process for preparing rare earth metals and yttrium fluoride KR940003852A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
KR1019920015728A KR940003852A (en) 1992-08-31 1992-08-31 Process for preparing rare earth metals and yttrium fluoride

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
KR1019920015728A KR940003852A (en) 1992-08-31 1992-08-31 Process for preparing rare earth metals and yttrium fluoride

Publications (1)

Publication Number Publication Date
KR940003852A true KR940003852A (en) 1994-03-12

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Family Applications (1)

Application Number Title Priority Date Filing Date
KR1019920015728A KR940003852A (en) 1992-08-31 1992-08-31 Process for preparing rare earth metals and yttrium fluoride

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