RU2008113667A - ELECTROLIC METHOD FOR PRODUCING NANO-SIZED POWDERS OF NEODYME HEXABORIDE - Google Patents
ELECTROLIC METHOD FOR PRODUCING NANO-SIZED POWDERS OF NEODYME HEXABORIDE Download PDFInfo
- Publication number
- RU2008113667A RU2008113667A RU2008113667/15A RU2008113667A RU2008113667A RU 2008113667 A RU2008113667 A RU 2008113667A RU 2008113667/15 A RU2008113667/15 A RU 2008113667/15A RU 2008113667 A RU2008113667 A RU 2008113667A RU 2008113667 A RU2008113667 A RU 2008113667A
- Authority
- RU
- Russia
- Prior art keywords
- neodymium
- chloride
- potassium
- hexaboride
- synthesis
- Prior art date
Links
- QEFYFXOXNSNQGX-UHFFFAOYSA-N neodymium atom Chemical compound [Nd] QEFYFXOXNSNQGX-UHFFFAOYSA-N 0.000 title claims abstract 9
- 239000000843 powder Substances 0.000 title claims abstract 3
- 238000004519 manufacturing process Methods 0.000 title claims 2
- 239000002105 nanoparticle Substances 0.000 title 1
- 229910052779 Neodymium Inorganic materials 0.000 claims abstract 8
- FAPWRFPIFSIZLT-UHFFFAOYSA-M Sodium chloride Chemical compound [Na+].[Cl-] FAPWRFPIFSIZLT-UHFFFAOYSA-M 0.000 claims abstract 6
- -1 boron ions Chemical class 0.000 claims abstract 6
- XKRFYHLGVUSROY-UHFFFAOYSA-N Argon Chemical compound [Ar] XKRFYHLGVUSROY-UHFFFAOYSA-N 0.000 claims abstract 4
- WCUXLLCKKVVCTQ-UHFFFAOYSA-M Potassium chloride Chemical compound [Cl-].[K+] WCUXLLCKKVVCTQ-UHFFFAOYSA-M 0.000 claims abstract 4
- 230000015572 biosynthetic process Effects 0.000 claims abstract 4
- 229910052796 boron Inorganic materials 0.000 claims abstract 4
- 239000000203 mixture Substances 0.000 claims abstract 4
- ATINCSYRHURBSP-UHFFFAOYSA-K neodymium(iii) chloride Chemical compound Cl[Nd](Cl)Cl ATINCSYRHURBSP-UHFFFAOYSA-K 0.000 claims abstract 4
- 235000011164 potassium chloride Nutrition 0.000 claims abstract 4
- 235000002639 sodium chloride Nutrition 0.000 claims abstract 4
- 238000003786 synthesis reaction Methods 0.000 claims abstract 4
- 238000000034 method Methods 0.000 claims abstract 3
- ZOXJGFHDIHLPTG-UHFFFAOYSA-N Boron Chemical compound [B] ZOXJGFHDIHLPTG-UHFFFAOYSA-N 0.000 claims abstract 2
- VEXZGXHMUGYJMC-UHFFFAOYSA-M Chloride anion Chemical compound [Cl-] VEXZGXHMUGYJMC-UHFFFAOYSA-M 0.000 claims abstract 2
- ZLMJMSJWJFRBEC-UHFFFAOYSA-N Potassium Chemical compound [K] ZLMJMSJWJFRBEC-UHFFFAOYSA-N 0.000 claims abstract 2
- 229910052786 argon Inorganic materials 0.000 claims abstract 2
- 238000005868 electrolysis reaction Methods 0.000 claims abstract 2
- 229910021397 glassy carbon Inorganic materials 0.000 claims abstract 2
- 229910052700 potassium Inorganic materials 0.000 claims abstract 2
- 239000011591 potassium Substances 0.000 claims abstract 2
- 239000001103 potassium chloride Substances 0.000 claims abstract 2
- 239000011780 sodium chloride Substances 0.000 claims abstract 2
- 239000002904 solvent Substances 0.000 claims abstract 2
Landscapes
- Electrolytic Production Of Metals (AREA)
- Electrolytic Production Of Non-Metals, Compounds, Apparatuses Therefor (AREA)
Abstract
1. Электролитический способ получения нанодисперсных порошков гексаборида неодима, включающий синтез гексаборида неодима из расплавленных сред, отличающийся тем, что синтез проводят из хлоридного расплава, содержащего ионы неодима и бора в атмосфере очищенного и осушенного аргона при температурах 700-800°С, плотностях тока от -0,1 до -1,0 А/см2 и потенциалах электролиза относительно стеклоуглеродного электрода сравнения от -2,5 до -4,0 В. ! 2. Электролитический способ по п.1, отличающийся тем, что в качества источника неодима используют безводный хлорид неодима, в качестве источника бора - фторборат калия, в качестве растворителя -эквимольную смесь хлорида калия и хлорида натрия при следующем соотношении компонентов, мас.%: ! хлорид неодима 3,0-5,0фторборат калия 7,0-11,0эквимолярная смесь хлоридов калия и натрия остальное1. An electrolytic method for obtaining nanodispersed powders of neodymium hexaboride, including the synthesis of neodymium hexaboride from molten media, characterized in that the synthesis is carried out from a chloride melt containing neodymium and boron ions in an atmosphere of purified and dried argon at temperatures of 700-800 ° C, current densities from -0.1 to -1.0 A / cm2 and electrolysis potentials relative to the glassy carbon reference electrode from -2.5 to -4.0 V.! 2. The electrolytic method according to claim 1, characterized in that anhydrous neodymium chloride is used as a source of neodymium, potassium fluoroborate is used as a source of boron, an equimolar mixture of potassium chloride and sodium chloride is used as a solvent in the following ratio of components, wt%: ! neodymium chloride 3.0-5.0 potassium fluoroborate 7.0-11.0 equimolar mixture of potassium and sodium chlorides balance
Claims (2)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| RU2008113667/15A RU2389684C2 (en) | 2008-04-07 | 2008-04-07 | Electrolytic method of obtaining nanosized powder of neodymium hexoboride |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| RU2008113667/15A RU2389684C2 (en) | 2008-04-07 | 2008-04-07 | Electrolytic method of obtaining nanosized powder of neodymium hexoboride |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| RU2008113667A true RU2008113667A (en) | 2009-10-20 |
| RU2389684C2 RU2389684C2 (en) | 2010-05-20 |
Family
ID=41262444
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| RU2008113667/15A RU2389684C2 (en) | 2008-04-07 | 2008-04-07 | Electrolytic method of obtaining nanosized powder of neodymium hexoboride |
Country Status (1)
| Country | Link |
|---|---|
| RU (1) | RU2389684C2 (en) |
Families Citing this family (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| RU2466090C1 (en) * | 2011-05-13 | 2012-11-10 | Государственное образовательное учреждение высшего профессионального образования Кабардино-Балкарский государственный университет им. Х.М. Бербекова | Electrolytic method of producing ultrafine cerium hexaboride powder |
| RU2466217C1 (en) * | 2011-05-18 | 2012-11-10 | Государственное образовательное учреждение высшего профессионального образования Кабардино-Балкарский государственный университет им. Х.М. Бербекова | Electrolytic method of obtaining ultrafine powder of gadolinium hexaboride |
| RU2722753C1 (en) * | 2019-12-25 | 2020-06-03 | Федеральное государственное бюджетное учреждение науки Институт высокотемпературной электрохимии Уральского отделения Российской Академии наук | Electrochemical method of producing microdisperse powders of metal hexaborides of lanthanide group |
Family Cites Families (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB440764A (en) * | 1934-03-17 | 1936-01-06 | Electro Chimie Metal | Process for the electrolytic manufacture of borides |
| SU121561A1 (en) * | 1958-10-06 | 1958-11-30 | Ю.Б. Падерно | Method for producing rare earth borides from their oxides |
| US3902973A (en) * | 1973-10-04 | 1975-09-02 | Us Interior | Electrolytic preparation of lanthanide and actinide hexaborides using a molten, cryolite-base electrolyte |
| DE68902769T2 (en) * | 1988-04-22 | 1993-02-25 | Rhone Poulenc Chimie | METHOD FOR PRODUCING RARE EARTH BORIDES. |
-
2008
- 2008-04-07 RU RU2008113667/15A patent/RU2389684C2/en not_active IP Right Cessation
Also Published As
| Publication number | Publication date |
|---|---|
| RU2389684C2 (en) | 2010-05-20 |
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| Date | Code | Title | Description |
|---|---|---|---|
| MM4A | The patent is invalid due to non-payment of fees |
Effective date: 20110408 |