CN117936254A - Preparation method of magnetic raw material - Google Patents
Preparation method of magnetic raw material Download PDFInfo
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- CN117936254A CN117936254A CN202410337964.9A CN202410337964A CN117936254A CN 117936254 A CN117936254 A CN 117936254A CN 202410337964 A CN202410337964 A CN 202410337964A CN 117936254 A CN117936254 A CN 117936254A
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- oxide
- powder
- magnetic
- rare earth
- raw materials
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- 239000002994 raw material Substances 0.000 title claims abstract description 27
- 238000002360 preparation method Methods 0.000 title claims abstract description 15
- 239000000843 powder Substances 0.000 claims abstract description 40
- PLDDOISOJJCEMH-UHFFFAOYSA-N neodymium(3+);oxygen(2-) Chemical compound [O-2].[O-2].[O-2].[Nd+3].[Nd+3] PLDDOISOJJCEMH-UHFFFAOYSA-N 0.000 claims abstract description 32
- -1 polypropylene Polymers 0.000 claims abstract description 30
- 229910001940 europium oxide Inorganic materials 0.000 claims abstract description 16
- AEBZCFFCDTZXHP-UHFFFAOYSA-N europium(3+);oxygen(2-) Chemical compound [O-2].[O-2].[O-2].[Eu+3].[Eu+3] AEBZCFFCDTZXHP-UHFFFAOYSA-N 0.000 claims abstract description 16
- MRELNEQAGSRDBK-UHFFFAOYSA-N lanthanum oxide Inorganic materials [O-2].[O-2].[O-2].[La+3].[La+3] MRELNEQAGSRDBK-UHFFFAOYSA-N 0.000 claims abstract description 16
- 229910052761 rare earth metal Inorganic materials 0.000 claims abstract description 16
- 239000004743 Polypropylene Substances 0.000 claims abstract description 14
- 229920001155 polypropylene Polymers 0.000 claims abstract description 14
- 238000001746 injection moulding Methods 0.000 claims abstract description 6
- 238000004519 manufacturing process Methods 0.000 claims description 7
- 238000010438 heat treatment Methods 0.000 claims description 3
- 238000002844 melting Methods 0.000 claims description 3
- 230000008018 melting Effects 0.000 claims description 3
- 238000002156 mixing Methods 0.000 claims description 3
- 238000007711 solidification Methods 0.000 claims description 3
- 230000008023 solidification Effects 0.000 claims description 3
- 238000005303 weighing Methods 0.000 claims description 3
- 239000004594 Masterbatch (MB) Substances 0.000 abstract description 5
- 239000000696 magnetic material Substances 0.000 abstract description 4
- 229910001172 neodymium magnet Inorganic materials 0.000 description 6
- 241000196324 Embryophyta Species 0.000 description 4
- QJVKUMXDEUEQLH-UHFFFAOYSA-N [B].[Fe].[Nd] Chemical compound [B].[Fe].[Nd] QJVKUMXDEUEQLH-UHFFFAOYSA-N 0.000 description 4
- 235000013305 food Nutrition 0.000 description 4
- 235000013399 edible fruits Nutrition 0.000 description 2
- 239000003337 fertilizer Substances 0.000 description 2
- 229920002521 macromolecule Polymers 0.000 description 2
- 239000000463 material Substances 0.000 description 2
- 239000002086 nanomaterial Substances 0.000 description 2
- 239000005022 packaging material Substances 0.000 description 2
- 230000029553 photosynthesis Effects 0.000 description 2
- 238000010672 photosynthesis Methods 0.000 description 2
- 230000008635 plant growth Effects 0.000 description 2
- 230000001737 promoting effect Effects 0.000 description 2
- 239000002689 soil Substances 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 239000002131 composite material Substances 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 239000003814 drug Substances 0.000 description 1
- 229940079593 drug Drugs 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000002595 magnetic resonance imaging Methods 0.000 description 1
- 238000007885 magnetic separation Methods 0.000 description 1
- 230000005415 magnetization Effects 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000000926 separation method Methods 0.000 description 1
- 239000000243 solution Substances 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
- 230000008685 targeting Effects 0.000 description 1
- 238000002560 therapeutic procedure Methods 0.000 description 1
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- Hard Magnetic Materials (AREA)
Abstract
The invention belongs to the technical field of magnetic material preparation, and discloses a preparation method of magnetic raw materials, which comprises nanoscale powder and polypropylene powder, wherein the nanoscale powder comprises 20-50%, 20-50% and 20-50% of rare earth lanthanum oxide, 20-50% of europium oxide and 20-50% of neodymium oxide by weight, the proportion of the components of the rare earth lanthanum oxide, the proportion of the components of the europium oxide and the components of the neodymium oxide are 1:1:1, and the proportion of the components of the nanoscale powder and the polypropylene powder is 2:98; the rare earth lanthanum oxide, europium oxide and neodymium oxide are mixed to form nano-scale powder, then the nano-scale powder is mixed with polypropylene powder according to the proportion of 1:49 to obtain master batch, the products produced by the raw materials through an injection molding machine are placed into a magnetizing machine for magnetizing, and finally the magnetic products are formed.
Description
Technical Field
The invention relates to the technical field of magnetic material preparation, in particular to a preparation method of a magnetic raw material.
Background
The magnetic nano material has unique structure and magnetic property, and is widely applied in the fields of biological separation, drug targeting treatment, thermal therapy, magnetic resonance imaging and the like. The preparation and application of the novel functionalized magnetic nano material and the composite material thereof are one of the research hot spots in the field of the materials in the world.
The neodymium-iron-boron magnet has extremely high magnetic energy and corrective force, and meanwhile, the advantage of high energy density makes the neodymium-iron-boron permanent magnet material widely applied in modern industry and electronic technology, so that the miniaturization, light weight and thinning of equipment such as instruments, electroacoustic motors, magnetic separation magnetization and the like are possible. The NdFeB has the advantages of high cost performance and good mechanical properties.
The neodymium-iron-boron magnetic material has the defects that the coercive force of the neodymium-iron-boron permanent magnet is low, and the requirements of products with high requirements on magnetic properties are difficult to meet, so that the requirements of practical application can be met by adjusting the chemical components of the neodymium-iron-boron magnetic material. Aiming at the problems, it is important to design a preparation method of magnetic raw materials.
Disclosure of Invention
The invention aims to provide a preparation method of magnetic raw materials, so as to solve the problems.
In order to achieve the above purpose, the present invention adopts the following technical scheme: the preparation method of the magnetic raw material comprises a nanoscale powder and a polypropylene powder, wherein the nanoscale powder comprises 20-50%, 20-50% and 20-50% of rare earth lanthanum oxide, 20-50% of europium oxide and 20-50% of neodymium oxide by weight respectively, the proportion of the components of the rare earth lanthanum oxide, the europium oxide and the neodymium oxide is 1:1:1, and the proportion of the components of the nanoscale powder and the polypropylene powder is 2:98.
Preferably, the nanoscale powder comprises the following components in parts by weight: 33.3% of rare earth lanthanum oxide, 33.3% of europium oxide and 33.3% of neodymium oxide.
Preferably, the method comprises the following preparation method steps:
(1) Weighing rare earth lanthanum oxide, europium oxide and neodymium oxide according to the weight ratio, putting into a mixer, and fully mixing to obtain nanoscale powder;
(2) The nanoscale powder and the polypropylene powder are weighed according to the weight ratio of 2:98, and are put into another mixer to be mixed and stirred uniformly, so that raw materials are obtained;
(3) And heating the raw materials, melting, pouring the melted raw materials into an injection molding machine, waiting for the solidification of the raw materials to form a product, and magnetizing the product in a magnetizing machine to finally form the magnetic product.
The beneficial effects of the invention are as follows: the rare earth lanthanum oxide, europium oxide and neodymium oxide are mixed to form nano-scale powder, and then the nano-scale powder is mixed with polypropylene powder according to the proportion of 1:49 to obtain master batch, the raw materials of the master batch are produced by an injection molding machine, the flowerpot for production can magnetize soil and fertilizer, change macromolecules into micromolecules and strengthen photosynthesis of plants, thereby promoting plant growth, making plant leaves thick, fruits full, stems thick and strong, root systems developed, and the fresh-keeping box for production can prolong food fresh-keeping time and enhance food taste, and is suitable for daily necessities, packaging materials, toys, electronic products, automobile parts, household articles, medical appliances, sports equipment and the like.
Detailed Description
In order to better understand the present invention, the following specific examples are used to describe the technical solution of the present invention in detail.
The invention provides a technical scheme that: the preparation method of the magnetic raw material comprises a nanoscale powder and a polypropylene powder, wherein the nanoscale powder comprises 33.3%, 33.3% and 33.3% of rare earth lanthanum oxide, 33.3% of europium oxide and 33.3% of neodymium oxide by weight respectively, the proportion of the components of the rare earth lanthanum oxide, the proportion of the components of the europium oxide and the proportion of the components of the neodymium oxide are 1:1:1, and the proportion of the components of the nanoscale powder and the polypropylene powder is 2:98.
The preparation method of the magnetic raw material comprises the following preparation method steps:
(1) Weighing rare earth lanthanum oxide, europium oxide and neodymium oxide according to the weight ratio, putting into a mixer, and fully mixing to obtain nanoscale powder;
(2) The nanoscale powder and the polypropylene powder are weighed according to the weight ratio of 2:98, and are put into another mixer to be mixed and stirred uniformly, so that raw materials are obtained;
(3) And heating the raw materials, melting, pouring the melted raw materials into an injection molding machine, waiting for the solidification of the raw materials to form a product, and magnetizing the product in a magnetizing machine to finally form the magnetic product.
The rare earth lanthanum oxide, europium oxide and neodymium oxide are mixed to form nano-scale powder, and then the nano-scale powder is mixed with polypropylene powder according to the proportion of 1:49 to obtain master batch, the raw materials of the master batch are produced by an injection molding machine, the flowerpot for production can magnetize soil and fertilizer, change macromolecules into micromolecules and strengthen photosynthesis of plants, thereby promoting plant growth, making plant leaves thick, fruits full, stems thick and strong, root systems developed, and the fresh-keeping box for production can prolong food fresh-keeping time and enhance food taste, and is suitable for daily necessities, packaging materials, toys, electronic products, automobile parts, household articles, medical appliances, sports equipment and the like.
The foregoing has shown and described the basic principles and main features of the present invention and the advantages of the present invention. It will be understood by those skilled in the art that the present invention is not limited to the embodiments described above, and that the above embodiments and descriptions are merely illustrative of the principles of the present invention, and various changes and modifications may be made without departing from the spirit and scope of the invention, which is defined in the appended claims. The scope of the invention is defined by the appended claims and equivalents thereof.
Claims (3)
1. The preparation method of the magnetic raw material comprises nanoscale powder and polypropylene powder and is characterized in that: the nano-scale powder comprises 20-50%, 20-50% and 20-50% of rare earth lanthanum oxide, 20-50% of europium oxide and 20-50% of neodymium oxide by weight, wherein the proportion of the rare earth lanthanum oxide, europium oxide and neodymium oxide is 1:1:1, and the proportion of the nano-scale powder and polypropylene powder is 2:98.
2. The method for producing a magnetic raw material according to claim 1, characterized in that: the nano-scale powder comprises the following components in parts by weight: 33.3% of rare earth lanthanum oxide, 33.3% of europium oxide and 33.3% of neodymium oxide.
3. The method for producing a magnetic raw material according to claim 1, comprising the following production method steps:
(1) Weighing rare earth lanthanum oxide, europium oxide and neodymium oxide according to the weight ratio, putting into a mixer, and fully mixing to obtain nanoscale powder;
(2) The nanoscale powder and the polypropylene powder are weighed according to the weight ratio of 2:98, and are put into another mixer to be mixed and stirred uniformly, so that raw materials are obtained;
(3) And heating the raw materials, melting, pouring the melted raw materials into an injection molding machine, waiting for the solidification of the raw materials to form a product, and magnetizing the product in a magnetizing machine to finally form the magnetic product.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202410337964.9A CN117936254A (en) | 2024-03-25 | 2024-03-25 | Preparation method of magnetic raw material |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202410337964.9A CN117936254A (en) | 2024-03-25 | 2024-03-25 | Preparation method of magnetic raw material |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN117936254A true CN117936254A (en) | 2024-04-26 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202410337964.9A Pending CN117936254A (en) | 2024-03-25 | 2024-03-25 | Preparation method of magnetic raw material |
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Citations (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5669941A (en) * | 1996-01-05 | 1997-09-23 | Minnesota Mining And Manufacturing Company | Coated abrasive article |
| CN1563270A (en) * | 2004-04-20 | 2005-01-12 | 中国印钞造币总公司 | Machine-readable fluorescence/phosphorescence anti false material, method for fabricating the material and application |
| JP2006186138A (en) * | 2004-12-28 | 2006-07-13 | Toyo Ink Mfg Co Ltd | Electronic device and its manufacturing method |
| TWM297410U (en) * | 2005-05-04 | 2006-09-11 | Guo-Bin Jeng | Fan with both negative ion releasing and odor absorbing function |
| CN101572129A (en) * | 2009-06-15 | 2009-11-04 | 北京化工大学 | Overall lead-free X-ray shielding plastic compound material |
| CN102173780A (en) * | 2011-01-11 | 2011-09-07 | 桂林理工大学 | Preparation method of rare earth modified pressure-sensitive material |
| CN105623088A (en) * | 2014-11-26 | 2016-06-01 | 天津市煜辉机械加工有限公司 | Polypropylene plastic master batch with magnetic performances |
| CN105670158A (en) * | 2014-11-19 | 2016-06-15 | 天津儒创新材料科技有限公司 | Radiation-proof polyvinyl chloride material |
| CN105713293A (en) * | 2014-12-05 | 2016-06-29 | 天津滨浦生产力促进有限公司 | Nano rare earth oxide/polypropylene composite material and preparation method thereof |
| CN106220922A (en) * | 2016-08-26 | 2016-12-14 | 江苏金发科技新材料有限公司 | Dynamic vulcanization polypropylene flame redardant/nitrile rubber thermoplastic elastomer and preparation method thereof |
-
2024
- 2024-03-25 CN CN202410337964.9A patent/CN117936254A/en active Pending
Patent Citations (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5669941A (en) * | 1996-01-05 | 1997-09-23 | Minnesota Mining And Manufacturing Company | Coated abrasive article |
| CN1563270A (en) * | 2004-04-20 | 2005-01-12 | 中国印钞造币总公司 | Machine-readable fluorescence/phosphorescence anti false material, method for fabricating the material and application |
| JP2006186138A (en) * | 2004-12-28 | 2006-07-13 | Toyo Ink Mfg Co Ltd | Electronic device and its manufacturing method |
| TWM297410U (en) * | 2005-05-04 | 2006-09-11 | Guo-Bin Jeng | Fan with both negative ion releasing and odor absorbing function |
| CN101572129A (en) * | 2009-06-15 | 2009-11-04 | 北京化工大学 | Overall lead-free X-ray shielding plastic compound material |
| CN102173780A (en) * | 2011-01-11 | 2011-09-07 | 桂林理工大学 | Preparation method of rare earth modified pressure-sensitive material |
| CN105670158A (en) * | 2014-11-19 | 2016-06-15 | 天津儒创新材料科技有限公司 | Radiation-proof polyvinyl chloride material |
| CN105623088A (en) * | 2014-11-26 | 2016-06-01 | 天津市煜辉机械加工有限公司 | Polypropylene plastic master batch with magnetic performances |
| CN105713293A (en) * | 2014-12-05 | 2016-06-29 | 天津滨浦生产力促进有限公司 | Nano rare earth oxide/polypropylene composite material and preparation method thereof |
| CN106220922A (en) * | 2016-08-26 | 2016-12-14 | 江苏金发科技新材料有限公司 | Dynamic vulcanization polypropylene flame redardant/nitrile rubber thermoplastic elastomer and preparation method thereof |
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