RU2008144647A - METHOD FOR SCANDIUM EXTRACTION FROM TECHNOGENIC SOLUTIONS FOR PRODUCTION OF URANIUM, NICKEL, COPPER - Google Patents
METHOD FOR SCANDIUM EXTRACTION FROM TECHNOGENIC SOLUTIONS FOR PRODUCTION OF URANIUM, NICKEL, COPPER Download PDFInfo
- Publication number
- RU2008144647A RU2008144647A RU2008144647/02A RU2008144647A RU2008144647A RU 2008144647 A RU2008144647 A RU 2008144647A RU 2008144647/02 A RU2008144647/02 A RU 2008144647/02A RU 2008144647 A RU2008144647 A RU 2008144647A RU 2008144647 A RU2008144647 A RU 2008144647A
- Authority
- RU
- Russia
- Prior art keywords
- scandium
- extraction
- carried out
- solution
- technogenic
- Prior art date
Links
- 238000000605 extraction Methods 0.000 title claims abstract 13
- 229910052706 scandium Inorganic materials 0.000 title claims abstract 11
- SIXSYDAISGFNSX-UHFFFAOYSA-N scandium atom Chemical compound [Sc] SIXSYDAISGFNSX-UHFFFAOYSA-N 0.000 title claims abstract 11
- PXHVJJICTQNCMI-UHFFFAOYSA-N Nickel Chemical compound [Ni] PXHVJJICTQNCMI-UHFFFAOYSA-N 0.000 title claims abstract 6
- 238000000034 method Methods 0.000 title claims abstract 5
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 title claims abstract 3
- 229910052770 Uranium Inorganic materials 0.000 title claims abstract 3
- 229910052802 copper Inorganic materials 0.000 title claims abstract 3
- 239000010949 copper Substances 0.000 title claims abstract 3
- 229910052759 nickel Inorganic materials 0.000 title claims abstract 3
- JFALSRSLKYAFGM-UHFFFAOYSA-N uranium(0) Chemical compound [U] JFALSRSLKYAFGM-UHFFFAOYSA-N 0.000 title claims abstract 3
- 238000004519 manufacturing process Methods 0.000 title 1
- QAOWNCQODCNURD-UHFFFAOYSA-N Sulfuric acid Chemical compound OS(O)(=O)=O QAOWNCQODCNURD-UHFFFAOYSA-N 0.000 claims abstract 8
- 239000007787 solid Substances 0.000 claims abstract 6
- NBIIXXVUZAFLBC-UHFFFAOYSA-N Phosphoric acid Chemical compound OP(O)(O)=O NBIIXXVUZAFLBC-UHFFFAOYSA-N 0.000 claims abstract 4
- CHRJZRDFSQHIFI-UHFFFAOYSA-N 1,2-bis(ethenyl)benzene;styrene Chemical compound C=CC1=CC=CC=C1.C=CC1=CC=CC=C1C=C CHRJZRDFSQHIFI-UHFFFAOYSA-N 0.000 claims abstract 2
- YHCCCMIWRBJYHG-UHFFFAOYSA-N 3-(2-ethylhexoxymethyl)heptane Chemical compound CCCCC(CC)COCC(CC)CCCC YHCCCMIWRBJYHG-UHFFFAOYSA-N 0.000 claims abstract 2
- 229910000147 aluminium phosphate Inorganic materials 0.000 claims abstract 2
- 239000008346 aqueous phase Substances 0.000 claims abstract 2
- 230000015572 biosynthetic process Effects 0.000 claims abstract 2
- 239000012467 final product Substances 0.000 claims abstract 2
- 239000008187 granular material Substances 0.000 claims abstract 2
- 239000012074 organic phase Substances 0.000 claims abstract 2
- 229920006395 saturated elastomer Polymers 0.000 claims abstract 2
- 238000001179 sorption measurement Methods 0.000 claims abstract 2
- 238000003786 synthesis reaction Methods 0.000 claims abstract 2
Landscapes
- Manufacture And Refinement Of Metals (AREA)
Abstract
1. Способ извлечения скандия из техногенных растворов, включающий экстракцию скандия на твердом экстрагенте, последующую реэкстракцию, отличающийся тем, что экстракцию проводят на твердом экстрагенте полученным синтезом стиролдивинилбензола и ди-2-этилгексилового эфира фосфорной кислоты в виде твердых пористых гранул размером 0,4-0,9 мм - ТВЭКС-Д2ЭГФК и обладающим более высокими свойствами: механической прочностью, сорбционной емкостью и избирательностью по скандию. ! 2. Способ по п.1, отличающийся тем, что извлечение скандия производится при t=20-40°C из сернокислых растворов, образующихся при добыче и переработке медных, никелевых, урановых и других руд, а ТВЭКС перед экстракцией насыщается раствором серной кислоты, равным по концентрации техногенному раствору. ! 3. Способ по п.1, отличающийся тем, что реэкстракция скандия из ТВЭКСа производится 2-4 моль/л раствором HF при соотношении водной и органической фаз 1:1 с получением конечного продукта - фторида скандия. 1. The method of extraction of scandium from industrial solutions, including the extraction of scandium on a solid extractant, subsequent reextraction, characterized in that the extraction is carried out on a solid extractant obtained by the synthesis of styrenedivinylbenzene and di-2-ethylhexyl ether of phosphoric acid in the form of solid porous granules with a size of 0.4- 0.9 mm - TVEKS-D2EGFK and having higher properties: mechanical strength, sorption capacity and selectivity for scandium. ! 2. The method according to claim 1, characterized in that the extraction of scandium is carried out at t = 20-40 ° C from sulfuric acid solutions formed during the extraction and processing of copper, nickel, uranium and other ores, and TVEX is saturated with a solution of sulfuric acid before extraction, equal in concentration to the technogenic solution. ! 3. The method according to claim 1, characterized in that the reextraction of scandium from TWEX is carried out with a 2-4 mol / L HF solution with a ratio of aqueous and organic phases of 1: 1 to obtain the final product - scandium fluoride.
Claims (3)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| RU2008144647/02A RU2008144647A (en) | 2008-11-11 | 2008-11-11 | METHOD FOR SCANDIUM EXTRACTION FROM TECHNOGENIC SOLUTIONS FOR PRODUCTION OF URANIUM, NICKEL, COPPER |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| RU2008144647/02A RU2008144647A (en) | 2008-11-11 | 2008-11-11 | METHOD FOR SCANDIUM EXTRACTION FROM TECHNOGENIC SOLUTIONS FOR PRODUCTION OF URANIUM, NICKEL, COPPER |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| RU2008144647A true RU2008144647A (en) | 2010-05-20 |
Family
ID=42675688
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| RU2008144647/02A RU2008144647A (en) | 2008-11-11 | 2008-11-11 | METHOD FOR SCANDIUM EXTRACTION FROM TECHNOGENIC SOLUTIONS FOR PRODUCTION OF URANIUM, NICKEL, COPPER |
Country Status (1)
| Country | Link |
|---|---|
| RU (1) | RU2008144647A (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| RU2487184C1 (en) * | 2011-11-03 | 2013-07-10 | Учреждение Российской академии наук Институт химии твердого тела Уральского отделения РАН | Solid extractant for extraction of scandium and method of its production |
| RU2622201C1 (en) * | 2016-03-28 | 2017-06-13 | Акционерное общество "Далур" | Method for processing waste scandium solutions of uranium production |
| RU2650410C1 (en) * | 2017-07-07 | 2018-04-13 | Акционерное общество "Аксион - Редкие и Драгоценные Металлы" | Solid extragent with high dynamic exchange capacity for scandium extraction and the method of its preparation |
| RU2828808C1 (en) * | 2024-04-02 | 2024-10-21 | Федеральное государственное автономное образовательное учреждение высшего образования "Уральский федеральный университет имени первого Президента России Б.Н. Ельцина" | Method of recycling scandium-containing solution of uranium production |
-
2008
- 2008-11-11 RU RU2008144647/02A patent/RU2008144647A/en not_active Application Discontinuation
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| RU2487184C1 (en) * | 2011-11-03 | 2013-07-10 | Учреждение Российской академии наук Институт химии твердого тела Уральского отделения РАН | Solid extractant for extraction of scandium and method of its production |
| RU2622201C1 (en) * | 2016-03-28 | 2017-06-13 | Акционерное общество "Далур" | Method for processing waste scandium solutions of uranium production |
| RU2650410C1 (en) * | 2017-07-07 | 2018-04-13 | Акционерное общество "Аксион - Редкие и Драгоценные Металлы" | Solid extragent with high dynamic exchange capacity for scandium extraction and the method of its preparation |
| US11505632B2 (en) | 2017-07-07 | 2022-11-22 | Joint-Stock Company Axion—Rare Earth And Noble Metals | Solid extracting agent with high dynamic exchange capacity for extraction of scandium and method of its production |
| RU2828808C1 (en) * | 2024-04-02 | 2024-10-21 | Федеральное государственное автономное образовательное учреждение высшего образования "Уральский федеральный университет имени первого Президента России Б.Н. Ельцина" | Method of recycling scandium-containing solution of uranium production |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| FA93 | Acknowledgement of application withdrawn (no request for examination) |
Effective date: 20111114 |