RU2014129020A - METHOD FOR PRODUCING FERROMAGNETIC METAL NANOPARTICLES WITH A SOLID INSULATION SHELL - Google Patents
METHOD FOR PRODUCING FERROMAGNETIC METAL NANOPARTICLES WITH A SOLID INSULATION SHELL Download PDFInfo
- Publication number
- RU2014129020A RU2014129020A RU2014129020A RU2014129020A RU2014129020A RU 2014129020 A RU2014129020 A RU 2014129020A RU 2014129020 A RU2014129020 A RU 2014129020A RU 2014129020 A RU2014129020 A RU 2014129020A RU 2014129020 A RU2014129020 A RU 2014129020A
- Authority
- RU
- Russia
- Prior art keywords
- ferromagnetic metal
- metal nanoparticles
- producing
- particles
- dielectric material
- Prior art date
Links
- 230000005294 ferromagnetic effect Effects 0.000 title claims abstract 17
- 239000002082 metal nanoparticle Substances 0.000 title claims abstract 5
- 239000007787 solid Substances 0.000 title claims abstract 5
- 238000004519 manufacturing process Methods 0.000 title abstract 2
- 238000009413 insulation Methods 0.000 title 1
- 239000002184 metal Substances 0.000 claims abstract 12
- 239000000843 powder Substances 0.000 claims abstract 10
- 239000003989 dielectric material Substances 0.000 claims abstract 4
- 239000000463 material Substances 0.000 claims abstract 4
- 239000002245 particle Substances 0.000 claims abstract 4
- 239000011248 coating agent Substances 0.000 claims abstract 3
- 238000000576 coating method Methods 0.000 claims abstract 3
- 238000000034 method Methods 0.000 claims abstract 3
- 239000011261 inert gas Substances 0.000 claims abstract 2
- 239000000203 mixture Substances 0.000 claims abstract 2
Classifications
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B22—CASTING; POWDER METALLURGY
- B22F—WORKING METALLIC POWDER; MANUFACTURE OF ARTICLES FROM METALLIC POWDER; MAKING METALLIC POWDER; APPARATUS OR DEVICES SPECIALLY ADAPTED FOR METALLIC POWDER
- B22F9/00—Making metallic powder or suspensions thereof
- B22F9/02—Making metallic powder or suspensions thereof using physical processes
- B22F9/12—Making metallic powder or suspensions thereof using physical processes starting from gaseous material
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B22—CASTING; POWDER METALLURGY
- B22F—WORKING METALLIC POWDER; MANUFACTURE OF ARTICLES FROM METALLIC POWDER; MAKING METALLIC POWDER; APPARATUS OR DEVICES SPECIALLY ADAPTED FOR METALLIC POWDER
- B22F1/00—Metallic powder; Treatment of metallic powder, e.g. to facilitate working or to improve properties
- B22F1/16—Metallic particles coated with a non-metal
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B82—NANOTECHNOLOGY
- B82Y—SPECIFIC USES OR APPLICATIONS OF NANOSTRUCTURES; MEASUREMENT OR ANALYSIS OF NANOSTRUCTURES; MANUFACTURE OR TREATMENT OF NANOSTRUCTURES
- B82Y30/00—Nanotechnology for materials or surface science, e.g. nanocomposites
Landscapes
- Chemical & Material Sciences (AREA)
- Engineering & Computer Science (AREA)
- Nanotechnology (AREA)
- Materials Engineering (AREA)
- Condensed Matter Physics & Semiconductors (AREA)
- General Physics & Mathematics (AREA)
- Physics & Mathematics (AREA)
- Crystallography & Structural Chemistry (AREA)
- Composite Materials (AREA)
- Powder Metallurgy (AREA)
- Soft Magnetic Materials (AREA)
- Manufacture Of Metal Powder And Suspensions Thereof (AREA)
- Compounds Of Iron (AREA)
Abstract
1. Способ получения ферромагнитных металлических наночастиц с твердой изоляционной оболочкой плазменной переконденсацией в токе инертного газа исходных порошковых материалов, отличающийся тем, что в качестве исходных порошковых материалов используют порошки диэлектрического материала, на поверхность частиц которых предварительно нанесены покрытия из ферромагнитного металла, причем массовая доля ферромагнитного металла составляет от 25% до 75% или смесь из порошка диэлектрического материала, на поверхность частиц которого нанесено покрытие из ферромагнитного металла, и порошка ферромагнитного металла, количество которого не превышает содержания его в покрытии.2. Способ получения ферромагнитных металлических наночастиц с твердой изоляционной оболочкой по п. 1, отличающийся тем, что покрытие из ферромагнитного металла и добавки ферромагнитного металла могут быть одинаковой или различной природы.1. The method of producing ferromagnetic metal nanoparticles with a solid insulating shell by plasma recondensation in an inert gas stream of the starting powder materials, characterized in that as the starting powder materials are used powders of a dielectric material, the surface of the particles of which are preliminarily coated with a ferromagnetic metal, and the mass fraction of ferromagnetic metal is from 25% to 75% or a mixture of a powder of dielectric material, on the surface of the particles of which are applied covering of a ferromagnetic metal and a ferromagnetic metal powder, the amount of which does not exceed its content in pokrytii.2. A method for producing ferromagnetic metal nanoparticles with a solid insulating shell according to claim 1, characterized in that the coating of ferromagnetic metal and the addition of ferromagnetic metal can be the same or different in nature.
Claims (2)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| RU2014129020/02A RU2582870C2 (en) | 2014-07-16 | 2014-07-16 | Method of producing ferromagnetic metal nanoparticles with solid insulation |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| RU2014129020/02A RU2582870C2 (en) | 2014-07-16 | 2014-07-16 | Method of producing ferromagnetic metal nanoparticles with solid insulation |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| RU2014129020A true RU2014129020A (en) | 2016-02-10 |
| RU2582870C2 RU2582870C2 (en) | 2016-04-27 |
Family
ID=55313101
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| RU2014129020/02A RU2582870C2 (en) | 2014-07-16 | 2014-07-16 | Method of producing ferromagnetic metal nanoparticles with solid insulation |
Country Status (1)
| Country | Link |
|---|---|
| RU (1) | RU2582870C2 (en) |
Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| RU2693989C1 (en) * | 2018-08-21 | 2019-07-08 | Федеральное государственное бюджетное образовательное учреждение высшего образования "Казанский национальный исследовательский технический университет им. А.Н. Туполева-КАИ" (КНИТУ-КАИ) | Method of producing structurally gradient powder materials (versions) |
| RU2725457C1 (en) * | 2019-09-04 | 2020-07-02 | Федеральное государственное бюджетное образовательное учреждение высшего образования "Казанский национальный исследовательский технический университет им. А.Н. Туполева-КАИ" (КНИТУ-КАИ) | Method of producing structurally gradient and dispersion-strengthened powder materials (versions) |
Family Cites Families (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP1738774A1 (en) * | 2005-06-29 | 2007-01-03 | Schering AG | Compositions comprising magnetic iron oxide particles and use thereof in medical imaging |
| JP2009024246A (en) * | 2007-07-23 | 2009-02-05 | Toyota Motor Corp | Method for producing metal nanoparticles |
| RU2412784C2 (en) * | 2009-02-03 | 2011-02-27 | Андрей Валерьевич Номоев | Method of producing composite nanopowders |
-
2014
- 2014-07-16 RU RU2014129020/02A patent/RU2582870C2/en not_active IP Right Cessation
Also Published As
| Publication number | Publication date |
|---|---|
| RU2582870C2 (en) | 2016-04-27 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| MM4A | The patent is invalid due to non-payment of fees |
Effective date: 20200717 |