CN109686557B - 一种耐腐蚀钕铁硼磁体的制备方法 - Google Patents
一种耐腐蚀钕铁硼磁体的制备方法 Download PDFInfo
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- CN109686557B CN109686557B CN201811546290.4A CN201811546290A CN109686557B CN 109686557 B CN109686557 B CN 109686557B CN 201811546290 A CN201811546290 A CN 201811546290A CN 109686557 B CN109686557 B CN 109686557B
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- Prior art keywords
- parts
- boron magnet
- corrosion
- iron boron
- neodymium iron
- Prior art date
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- 229910001172 neodymium magnet Inorganic materials 0.000 title claims abstract description 62
- 238000005260 corrosion Methods 0.000 title claims abstract description 37
- 230000007797 corrosion Effects 0.000 title claims abstract description 33
- 238000002360 preparation method Methods 0.000 title claims abstract description 20
- 239000003607 modifier Substances 0.000 claims abstract description 19
- 239000000843 powder Substances 0.000 claims abstract description 16
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 claims abstract description 11
- QJVKUMXDEUEQLH-UHFFFAOYSA-N [B].[Fe].[Nd] Chemical compound [B].[Fe].[Nd] QJVKUMXDEUEQLH-UHFFFAOYSA-N 0.000 claims abstract description 11
- 229910021389 graphene Inorganic materials 0.000 claims abstract description 11
- PXHVJJICTQNCMI-UHFFFAOYSA-N Nickel Chemical compound [Ni] PXHVJJICTQNCMI-UHFFFAOYSA-N 0.000 claims abstract description 10
- HCHKCACWOHOZIP-UHFFFAOYSA-N Zinc Chemical compound [Zn] HCHKCACWOHOZIP-UHFFFAOYSA-N 0.000 claims abstract description 9
- 229910052761 rare earth metal Inorganic materials 0.000 claims abstract description 9
- 150000002910 rare earth metals Chemical class 0.000 claims abstract description 9
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 claims abstract description 8
- 229910052782 aluminium Inorganic materials 0.000 claims abstract description 8
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 claims abstract description 8
- 229910052797 bismuth Inorganic materials 0.000 claims abstract description 8
- JCXGWMGPZLAOME-UHFFFAOYSA-N bismuth atom Chemical compound [Bi] JCXGWMGPZLAOME-UHFFFAOYSA-N 0.000 claims abstract description 8
- 229910052802 copper Inorganic materials 0.000 claims abstract description 8
- 239000010949 copper Substances 0.000 claims abstract description 8
- 238000000498 ball milling Methods 0.000 claims description 24
- OKKJLVBELUTLKV-UHFFFAOYSA-N Methanol Chemical compound OC OKKJLVBELUTLKV-UHFFFAOYSA-N 0.000 claims description 9
- 239000000463 material Substances 0.000 claims description 9
- 238000002156 mixing Methods 0.000 claims description 9
- CSCPPACGZOOCGX-UHFFFAOYSA-N Acetone Chemical compound CC(C)=O CSCPPACGZOOCGX-UHFFFAOYSA-N 0.000 claims description 6
- LFQSCWFLJHTTHZ-UHFFFAOYSA-N Ethanol Chemical compound CCO LFQSCWFLJHTTHZ-UHFFFAOYSA-N 0.000 claims description 6
- MCMNRKCIXSYSNV-UHFFFAOYSA-N Zirconium dioxide Chemical compound O=[Zr]=O MCMNRKCIXSYSNV-UHFFFAOYSA-N 0.000 claims description 6
- 239000000203 mixture Substances 0.000 claims description 6
- 239000002994 raw material Substances 0.000 claims description 6
- 239000002904 solvent Substances 0.000 claims description 6
- 239000011248 coating agent Substances 0.000 claims description 4
- 238000000576 coating method Methods 0.000 claims description 4
- ZKATWMILCYLAPD-UHFFFAOYSA-N niobium pentoxide Chemical compound O=[Nb](=O)O[Nb](=O)=O ZKATWMILCYLAPD-UHFFFAOYSA-N 0.000 claims description 4
- 238000005245 sintering Methods 0.000 claims description 4
- PNEYBMLMFCGWSK-UHFFFAOYSA-N aluminium oxide Inorganic materials [O-2].[O-2].[O-2].[Al+3].[Al+3] PNEYBMLMFCGWSK-UHFFFAOYSA-N 0.000 claims description 3
- 239000011324 bead Substances 0.000 claims description 3
- CETPSERCERDGAM-UHFFFAOYSA-N ceric oxide Chemical compound O=[Ce]=O CETPSERCERDGAM-UHFFFAOYSA-N 0.000 claims description 3
- 229910000422 cerium(IV) oxide Inorganic materials 0.000 claims description 3
- 238000001816 cooling Methods 0.000 claims description 3
- 239000008367 deionised water Substances 0.000 claims description 3
- 229910021641 deionized water Inorganic materials 0.000 claims description 3
- 238000000151 deposition Methods 0.000 claims description 3
- 238000001035 drying Methods 0.000 claims description 3
- 238000001652 electrophoretic deposition Methods 0.000 claims description 3
- 238000010304 firing Methods 0.000 claims description 3
- 239000011261 inert gas Substances 0.000 claims description 3
- 230000004048 modification Effects 0.000 claims description 3
- 238000012986 modification Methods 0.000 claims description 3
- 239000002245 particle Substances 0.000 claims description 3
- 238000007873 sieving Methods 0.000 claims description 3
- 239000000126 substance Substances 0.000 claims description 3
- PBCFLUZVCVVTBY-UHFFFAOYSA-N tantalum pentoxide Inorganic materials O=[Ta](=O)O[Ta](=O)=O PBCFLUZVCVVTBY-UHFFFAOYSA-N 0.000 claims description 3
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Chemical compound O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 3
- 238000010438 heat treatment Methods 0.000 claims description 2
- 229910000108 silver(I,III) oxide Inorganic materials 0.000 claims 1
- 238000000034 method Methods 0.000 description 4
- 230000007547 defect Effects 0.000 description 2
- 239000000696 magnetic material Substances 0.000 description 2
- 239000004576 sand Substances 0.000 description 2
- 238000004891 communication Methods 0.000 description 1
- 229910052751 metal Inorganic materials 0.000 description 1
- 239000002184 metal Substances 0.000 description 1
Classifications
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01F—MAGNETS; INDUCTANCES; TRANSFORMERS; SELECTION OF MATERIALS FOR THEIR MAGNETIC PROPERTIES
- H01F41/00—Apparatus or processes specially adapted for manufacturing or assembling magnets, inductances or transformers; Apparatus or processes specially adapted for manufacturing materials characterised by their magnetic properties
- H01F41/02—Apparatus or processes specially adapted for manufacturing or assembling magnets, inductances or transformers; Apparatus or processes specially adapted for manufacturing materials characterised by their magnetic properties for manufacturing cores, coils, or magnets
- H01F41/0253—Apparatus or processes specially adapted for manufacturing or assembling magnets, inductances or transformers; Apparatus or processes specially adapted for manufacturing materials characterised by their magnetic properties for manufacturing cores, coils, or magnets for manufacturing permanent magnets
- H01F41/026—Apparatus or processes specially adapted for manufacturing or assembling magnets, inductances or transformers; Apparatus or processes specially adapted for manufacturing materials characterised by their magnetic properties for manufacturing cores, coils, or magnets for manufacturing permanent magnets protecting methods against environmental influences, e.g. oxygen, by surface treatment
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01F—MAGNETS; INDUCTANCES; TRANSFORMERS; SELECTION OF MATERIALS FOR THEIR MAGNETIC PROPERTIES
- H01F1/00—Magnets or magnetic bodies characterised by the magnetic materials therefor; Selection of materials for their magnetic properties
- H01F1/01—Magnets or magnetic bodies characterised by the magnetic materials therefor; Selection of materials for their magnetic properties of inorganic materials
- H01F1/03—Magnets or magnetic bodies characterised by the magnetic materials therefor; Selection of materials for their magnetic properties of inorganic materials characterised by their coercivity
- H01F1/032—Magnets or magnetic bodies characterised by the magnetic materials therefor; Selection of materials for their magnetic properties of inorganic materials characterised by their coercivity of hard-magnetic materials
- H01F1/04—Magnets or magnetic bodies characterised by the magnetic materials therefor; Selection of materials for their magnetic properties of inorganic materials characterised by their coercivity of hard-magnetic materials metals or alloys
- H01F1/047—Alloys characterised by their composition
- H01F1/053—Alloys characterised by their composition containing rare earth metals
- H01F1/055—Alloys characterised by their composition containing rare earth metals and magnetic transition metals, e.g. SmCo5
- H01F1/057—Alloys characterised by their composition containing rare earth metals and magnetic transition metals, e.g. SmCo5 and IIIa elements, e.g. Nd2Fe14B
- H01F1/0571—Alloys characterised by their composition containing rare earth metals and magnetic transition metals, e.g. SmCo5 and IIIa elements, e.g. Nd2Fe14B in the form of particles, e.g. rapid quenched powders or ribbon flakes
- H01F1/0575—Alloys characterised by their composition containing rare earth metals and magnetic transition metals, e.g. SmCo5 and IIIa elements, e.g. Nd2Fe14B in the form of particles, e.g. rapid quenched powders or ribbon flakes pressed, sintered or bonded together
- H01F1/0577—Alloys characterised by their composition containing rare earth metals and magnetic transition metals, e.g. SmCo5 and IIIa elements, e.g. Nd2Fe14B in the form of particles, e.g. rapid quenched powders or ribbon flakes pressed, sintered or bonded together sintered
Landscapes
- Engineering & Computer Science (AREA)
- Power Engineering (AREA)
- Environmental & Geological Engineering (AREA)
- Manufacturing & Machinery (AREA)
- Chemical & Material Sciences (AREA)
- Crystallography & Structural Chemistry (AREA)
- Inorganic Chemistry (AREA)
- Hard Magnetic Materials (AREA)
- Powder Metallurgy (AREA)
Abstract
Description
Claims (1)
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
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CN201811546290.4A CN109686557B (zh) | 2018-12-18 | 2018-12-18 | 一种耐腐蚀钕铁硼磁体的制备方法 |
Applications Claiming Priority (1)
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CN201811546290.4A CN109686557B (zh) | 2018-12-18 | 2018-12-18 | 一种耐腐蚀钕铁硼磁体的制备方法 |
Publications (2)
Publication Number | Publication Date |
---|---|
CN109686557A CN109686557A (zh) | 2019-04-26 |
CN109686557B true CN109686557B (zh) | 2021-08-10 |
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Family Applications (1)
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CN201811546290.4A Active CN109686557B (zh) | 2018-12-18 | 2018-12-18 | 一种耐腐蚀钕铁硼磁体的制备方法 |
Country Status (1)
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CN (1) | CN109686557B (zh) |
Citations (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS63260114A (ja) * | 1987-04-17 | 1988-10-27 | Taiyo Yuden Co Ltd | 永久磁石及びその製造方法 |
CN101215160A (zh) * | 2007-12-29 | 2008-07-09 | 天津大学 | 一种超高介、低损耗的高频介质陶瓷及其制备方法 |
CN108417336A (zh) * | 2018-05-21 | 2018-08-17 | 南通万宝实业有限公司 | 一种高强度钕铁硼永磁材料 |
CN108637249A (zh) * | 2018-06-06 | 2018-10-12 | 山西大缙华磁性材料有限公司 | 一种钕铁硼磁体烧结工艺 |
CN108735414A (zh) * | 2018-05-21 | 2018-11-02 | 南通万宝实业有限公司 | 一种高强度钕铁硼永磁材料的制备方法 |
CN108962528A (zh) * | 2018-06-29 | 2018-12-07 | 南京信息工程大学 | 一种具有高温稳定性的磁性材料及其制备方法 |
-
2018
- 2018-12-18 CN CN201811546290.4A patent/CN109686557B/zh active Active
Patent Citations (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS63260114A (ja) * | 1987-04-17 | 1988-10-27 | Taiyo Yuden Co Ltd | 永久磁石及びその製造方法 |
CN101215160A (zh) * | 2007-12-29 | 2008-07-09 | 天津大学 | 一种超高介、低损耗的高频介质陶瓷及其制备方法 |
CN108417336A (zh) * | 2018-05-21 | 2018-08-17 | 南通万宝实业有限公司 | 一种高强度钕铁硼永磁材料 |
CN108735414A (zh) * | 2018-05-21 | 2018-11-02 | 南通万宝实业有限公司 | 一种高强度钕铁硼永磁材料的制备方法 |
CN108637249A (zh) * | 2018-06-06 | 2018-10-12 | 山西大缙华磁性材料有限公司 | 一种钕铁硼磁体烧结工艺 |
CN108962528A (zh) * | 2018-06-29 | 2018-12-07 | 南京信息工程大学 | 一种具有高温稳定性的磁性材料及其制备方法 |
Non-Patent Citations (1)
Title |
---|
"烧结型NdFeB永磁体的防腐蚀研究进展";袁庆龙 等;《表面技术》;20090210;第38卷(第1期);文件第1-3页 * |
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CN109686557A (zh) | 2019-04-26 |
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Effective date of registration: 20240613 Address after: Building 2-5, No. 155 Meichuan West Road, Longquan Village, Henghe Town, Cixi City, Ningbo City, Zhejiang Province, 315300 Patentee after: Ningbo Zhonghang Magnetic Industry Co.,Ltd. Country or region after: China Address before: 315318 No. 155 Meichuan West Road, Henghe Town, Cixi City, Ningbo City, Zhejiang Province Patentee before: NINGBO ZHONGHANG MAGNETIC MATERIALS CO.,LTD. Country or region before: China |
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