CN1271647C - 磁体粉末、烧结磁体的制造方法及其产品 - Google Patents
磁体粉末、烧结磁体的制造方法及其产品 Download PDFInfo
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- CN1271647C CN1271647C CN 200510023312 CN200510023312A CN1271647C CN 1271647 C CN1271647 C CN 1271647C CN 200510023312 CN200510023312 CN 200510023312 CN 200510023312 A CN200510023312 A CN 200510023312A CN 1271647 C CN1271647 C CN 1271647C
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- powder
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- sintered magnet
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- magnet powder
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- 238000004519 manufacturing process Methods 0.000 title claims abstract description 23
- 239000006247 magnetic powder Substances 0.000 title abstract 2
- 239000000843 powder Substances 0.000 claims abstract description 99
- 229910000859 α-Fe Inorganic materials 0.000 claims abstract description 41
- 238000005516 engineering process Methods 0.000 claims abstract description 15
- 239000002245 particle Substances 0.000 claims description 134
- 239000002270 dispersing agent Substances 0.000 claims description 40
- 238000005245 sintering Methods 0.000 claims description 39
- 238000000034 method Methods 0.000 claims description 38
- 238000000465 moulding Methods 0.000 claims description 34
- 239000005338 frosted glass Substances 0.000 claims description 27
- 239000000654 additive Substances 0.000 claims description 24
- 230000000996 additive effect Effects 0.000 claims description 24
- 239000000203 mixture Substances 0.000 claims description 24
- 150000001875 compounds Chemical class 0.000 claims description 18
- 230000008569 process Effects 0.000 claims description 16
- 238000002360 preparation method Methods 0.000 claims description 15
- 238000005303 weighing Methods 0.000 claims description 14
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 claims description 13
- 229910052760 oxygen Inorganic materials 0.000 claims description 13
- 239000001301 oxygen Substances 0.000 claims description 13
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 13
- 238000003825 pressing Methods 0.000 claims description 12
- 229910004298 SiO 2 Inorganic materials 0.000 claims description 11
- 239000005995 Aluminium silicate Substances 0.000 claims description 10
- 235000012211 aluminium silicate Nutrition 0.000 claims description 10
- NLYAJNPCOHFWQQ-UHFFFAOYSA-N kaolin Chemical compound O.O.O=[Al]O[Si](=O)O[Si](=O)O[Al]=O NLYAJNPCOHFWQQ-UHFFFAOYSA-N 0.000 claims description 10
- 239000000126 substance Substances 0.000 claims description 10
- 229910052748 manganese Inorganic materials 0.000 claims description 8
- 229910052725 zinc Inorganic materials 0.000 claims description 8
- 229910052732 germanium Inorganic materials 0.000 claims description 6
- 229910052761 rare earth metal Inorganic materials 0.000 claims description 6
- 229910052785 arsenic Inorganic materials 0.000 claims description 5
- 229910052797 bismuth Inorganic materials 0.000 claims description 5
- 229910052804 chromium Inorganic materials 0.000 claims description 5
- 239000002002 slurry Substances 0.000 claims description 5
- 239000004094 surface-active agent Substances 0.000 claims description 5
- 238000000227 grinding Methods 0.000 claims description 3
- 229910052751 metal Inorganic materials 0.000 claims description 2
- 239000011236 particulate material Substances 0.000 claims description 2
- 238000001238 wet grinding Methods 0.000 claims 2
- 230000006872 improvement Effects 0.000 abstract description 4
- 229910052742 iron Inorganic materials 0.000 abstract description 3
- 239000000696 magnetic material Substances 0.000 abstract description 2
- 238000005457 optimization Methods 0.000 abstract description 2
- XEEYBQQBJWHFJM-UHFFFAOYSA-N iron Substances [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 description 61
- 238000010298 pulverizing process Methods 0.000 description 40
- 239000002994 raw material Substances 0.000 description 37
- 239000013078 crystal Substances 0.000 description 19
- 239000000463 material Substances 0.000 description 18
- 238000000498 ball milling Methods 0.000 description 17
- 230000004907 flux Effects 0.000 description 14
- WRIDQFICGBMAFQ-UHFFFAOYSA-N (E)-8-Octadecenoic acid Natural products CCCCCCCCCC=CCCCCCCC(O)=O WRIDQFICGBMAFQ-UHFFFAOYSA-N 0.000 description 10
- LQJBNNIYVWPHFW-UHFFFAOYSA-N 20:1omega9c fatty acid Natural products CCCCCCCCCCC=CCCCCCCCC(O)=O LQJBNNIYVWPHFW-UHFFFAOYSA-N 0.000 description 10
- QSBYPNXLFMSGKH-UHFFFAOYSA-N 9-Heptadecensaeure Natural products CCCCCCCC=CCCCCCCCC(O)=O QSBYPNXLFMSGKH-UHFFFAOYSA-N 0.000 description 10
- CTQNGGLPUBDAKN-UHFFFAOYSA-N O-Xylene Chemical compound CC1=CC=CC=C1C CTQNGGLPUBDAKN-UHFFFAOYSA-N 0.000 description 10
- 239000005642 Oleic acid Substances 0.000 description 10
- ZQPPMHVWECSIRJ-UHFFFAOYSA-N Oleic acid Natural products CCCCCCCCC=CCCCCCCCC(O)=O ZQPPMHVWECSIRJ-UHFFFAOYSA-N 0.000 description 10
- 230000018044 dehydration Effects 0.000 description 10
- 238000006297 dehydration reaction Methods 0.000 description 10
- 238000001035 drying Methods 0.000 description 10
- 238000009413 insulation Methods 0.000 description 10
- QXJSBBXBKPUZAA-UHFFFAOYSA-N isooleic acid Natural products CCCCCCCC=CCCCCCCCCC(O)=O QXJSBBXBKPUZAA-UHFFFAOYSA-N 0.000 description 10
- ZQPPMHVWECSIRJ-KTKRTIGZSA-N oleic acid Chemical compound CCCCCCCC\C=C/CCCCCCCC(O)=O ZQPPMHVWECSIRJ-KTKRTIGZSA-N 0.000 description 10
- 230000000052 comparative effect Effects 0.000 description 8
- 239000008367 deionised water Substances 0.000 description 8
- 229910021641 deionized water Inorganic materials 0.000 description 8
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N Silicium dioxide Chemical compound O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 description 6
- HEMHJVSKTPXQMS-UHFFFAOYSA-M Sodium hydroxide Chemical compound [OH-].[Na+] HEMHJVSKTPXQMS-UHFFFAOYSA-M 0.000 description 6
- AJCDFVKYMIUXCR-UHFFFAOYSA-N oxobarium;oxo(oxoferriooxy)iron Chemical compound [Ba]=O.O=[Fe]O[Fe]=O.O=[Fe]O[Fe]=O.O=[Fe]O[Fe]=O.O=[Fe]O[Fe]=O.O=[Fe]O[Fe]=O.O=[Fe]O[Fe]=O AJCDFVKYMIUXCR-UHFFFAOYSA-N 0.000 description 5
- 229910052746 lanthanum Inorganic materials 0.000 description 4
- 238000003801 milling Methods 0.000 description 4
- 239000004576 sand Substances 0.000 description 4
- 230000008859 change Effects 0.000 description 3
- 150000002500 ions Chemical class 0.000 description 3
- 239000000243 solution Substances 0.000 description 3
- 229910052712 strontium Inorganic materials 0.000 description 3
- CIOAGBVUUVVLOB-UHFFFAOYSA-N strontium atom Chemical compound [Sr] CIOAGBVUUVVLOB-UHFFFAOYSA-N 0.000 description 3
- CIWBSHSKHKDKBQ-JLAZNSOCSA-N Ascorbic acid Chemical compound OC[C@H](O)[C@H]1OC(=O)C(O)=C1O CIWBSHSKHKDKBQ-JLAZNSOCSA-N 0.000 description 2
- OYPRJOBELJOOCE-UHFFFAOYSA-N Calcium Chemical compound [Ca] OYPRJOBELJOOCE-UHFFFAOYSA-N 0.000 description 2
- VTYYLEPIZMXCLO-UHFFFAOYSA-L Calcium carbonate Chemical compound [Ca+2].[O-]C([O-])=O VTYYLEPIZMXCLO-UHFFFAOYSA-L 0.000 description 2
- MYMOFIZGZYHOMD-UHFFFAOYSA-N Dioxygen Chemical compound O=O MYMOFIZGZYHOMD-UHFFFAOYSA-N 0.000 description 2
- UQSXHKLRYXJYBZ-UHFFFAOYSA-N Iron oxide Chemical compound [Fe]=O UQSXHKLRYXJYBZ-UHFFFAOYSA-N 0.000 description 2
- 238000004458 analytical method Methods 0.000 description 2
- 230000008901 benefit Effects 0.000 description 2
- 229910052791 calcium Inorganic materials 0.000 description 2
- 239000011575 calcium Substances 0.000 description 2
- 229910001882 dioxygen Inorganic materials 0.000 description 2
- 238000009826 distribution Methods 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 238000003912 environmental pollution Methods 0.000 description 2
- 230000012010 growth Effects 0.000 description 2
- 230000005389 magnetism Effects 0.000 description 2
- 230000005415 magnetization Effects 0.000 description 2
- 229910044991 metal oxide Inorganic materials 0.000 description 2
- 150000004706 metal oxides Chemical class 0.000 description 2
- 239000011259 mixed solution Substances 0.000 description 2
- 238000007254 oxidation reaction Methods 0.000 description 2
- 230000009467 reduction Effects 0.000 description 2
- DGAQECJNVWCQMB-PUAWFVPOSA-M Ilexoside XXIX Chemical compound C[C@@H]1CC[C@@]2(CC[C@@]3(C(=CC[C@H]4[C@]3(CC[C@@H]5[C@@]4(CC[C@@H](C5(C)C)OS(=O)(=O)[O-])C)C)[C@@H]2[C@]1(C)O)C)C(=O)O[C@H]6[C@@H]([C@H]([C@@H]([C@H](O6)CO)O)O)O.[Na+] DGAQECJNVWCQMB-PUAWFVPOSA-M 0.000 description 1
- LKDRXBCSQODPBY-AMVSKUEXSA-N L-(-)-Sorbose Chemical compound OCC1(O)OC[C@H](O)[C@@H](O)[C@@H]1O LKDRXBCSQODPBY-AMVSKUEXSA-N 0.000 description 1
- 239000004372 Polyvinyl alcohol Substances 0.000 description 1
- 229960005070 ascorbic acid Drugs 0.000 description 1
- 235000010323 ascorbic acid Nutrition 0.000 description 1
- 239000011668 ascorbic acid Substances 0.000 description 1
- 238000004500 asepsis Methods 0.000 description 1
- 230000006399 behavior Effects 0.000 description 1
- 238000001354 calcination Methods 0.000 description 1
- 229910000019 calcium carbonate Inorganic materials 0.000 description 1
- 239000003153 chemical reaction reagent Substances 0.000 description 1
- 238000007796 conventional method Methods 0.000 description 1
- 238000005260 corrosion Methods 0.000 description 1
- 230000007797 corrosion Effects 0.000 description 1
- 238000005520 cutting process Methods 0.000 description 1
- 230000005347 demagnetization Effects 0.000 description 1
- 230000002708 enhancing effect Effects 0.000 description 1
- 238000009472 formulation Methods 0.000 description 1
- 230000036541 health Effects 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 231100000252 nontoxic Toxicity 0.000 description 1
- 230000003000 nontoxic effect Effects 0.000 description 1
- 230000001473 noxious effect Effects 0.000 description 1
- 230000003647 oxidation Effects 0.000 description 1
- 229920002451 polyvinyl alcohol Polymers 0.000 description 1
- 238000012545 processing Methods 0.000 description 1
- 238000011160 research Methods 0.000 description 1
- 239000000377 silicon dioxide Substances 0.000 description 1
- 235000012239 silicon dioxide Nutrition 0.000 description 1
- 229910052708 sodium Inorganic materials 0.000 description 1
- 239000011734 sodium Substances 0.000 description 1
- 238000012360 testing method Methods 0.000 description 1
Landscapes
- Hard Magnetic Materials (AREA)
Abstract
Description
Claims (16)
Priority Applications (3)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN 200510023312 CN1271647C (zh) | 2005-01-11 | 2005-01-11 | 磁体粉末、烧结磁体的制造方法及其产品 |
EP05112795A EP1675134A3 (en) | 2004-12-24 | 2005-12-22 | Sintered magnet and method for production thereof |
US11/315,180 US20060145118A1 (en) | 2004-12-24 | 2005-12-23 | Sintered magnet and method for production thereof |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN 200510023312 CN1271647C (zh) | 2005-01-11 | 2005-01-11 | 磁体粉末、烧结磁体的制造方法及其产品 |
Publications (2)
Publication Number | Publication Date |
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CN1655295A CN1655295A (zh) | 2005-08-17 |
CN1271647C true CN1271647C (zh) | 2006-08-23 |
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CN 200510023312 Active CN1271647C (zh) | 2004-12-24 | 2005-01-11 | 磁体粉末、烧结磁体的制造方法及其产品 |
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CN (1) | CN1271647C (zh) |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN102909381A (zh) * | 2012-10-17 | 2013-02-06 | 北京工业大学 | 一种钴纳米颗粒掺杂制备高矫顽力锰铋磁粉的方法 |
Families Citing this family (16)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP5332185B2 (ja) * | 2007-11-16 | 2013-11-06 | ソニー株式会社 | 磁性粉の製造方法、磁性シートの製造方法及びアンテナモジュールの製造方法 |
JP4685893B2 (ja) * | 2008-03-31 | 2011-05-18 | Tdk株式会社 | 焼結磁石の製造方法 |
CN103065760A (zh) * | 2011-10-19 | 2013-04-24 | 南通万宝磁石制造有限公司 | 整体式各向异性多极铁氧体磁环及其制备方法 |
CN103030388A (zh) * | 2013-01-17 | 2013-04-10 | 北矿磁材科技股份有限公司 | 一种高性能永磁铁氧体材料及制造方法 |
CN106365626B (zh) * | 2016-08-31 | 2019-01-15 | 横店集团东磁股份有限公司 | 一种干压异性铁氧体的制造方法 |
CN107673754A (zh) * | 2017-10-11 | 2018-02-09 | 安徽虹泰磁电有限公司 | 一种同位素配位烧结Sr‑Ca‑La‑Co铁氧体及其制作方法 |
CN107673751A (zh) * | 2017-10-11 | 2018-02-09 | 安徽虹泰磁电有限公司 | 一种同位素添加的永磁铁氧体及其制作方法 |
CN107573054A (zh) * | 2017-10-11 | 2018-01-12 | 安徽虹泰磁电有限公司 | 一种含锗烧结永磁铁氧体及其制作方法 |
CN107573053A (zh) * | 2017-10-11 | 2018-01-12 | 安徽虹泰磁电有限公司 | 一种同位素配位烧结La‑co铁氧体及其制作方法 |
CN107640967A (zh) * | 2017-10-11 | 2018-01-30 | 安徽虹泰磁电有限公司 | 一种同位素配位烧结Ca‑La‑Co铁氧体及其制作方法 |
JP7105435B2 (ja) * | 2018-02-15 | 2022-07-25 | 国立大学法人 東京大学 | 磁性材料およびその製造方法、並びに電磁波吸収用シート |
CN109336579B (zh) * | 2018-11-14 | 2020-09-01 | 横店集团东磁股份有限公司 | 一种电机用铁氧体材料及其制备方法 |
CN109851349B (zh) * | 2019-03-18 | 2021-09-24 | 电子科技大学 | 一种高性能环保型六角永磁铁氧体材料及其制备方法 |
JP7338361B2 (ja) * | 2019-09-25 | 2023-09-05 | Tdk株式会社 | フェライト焼結磁石 |
CN115196957A (zh) * | 2022-08-22 | 2022-10-18 | 上海宝钢磁业有限公司 | 永磁铁氧体及其制备方法和应用 |
CN116102344B (zh) * | 2023-02-10 | 2024-04-16 | 安徽万磁电子股份有限公司 | 一种高密度永磁铁氧体磁体及其生产工艺 |
-
2005
- 2005-01-11 CN CN 200510023312 patent/CN1271647C/zh active Active
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN102909381A (zh) * | 2012-10-17 | 2013-02-06 | 北京工业大学 | 一种钴纳米颗粒掺杂制备高矫顽力锰铋磁粉的方法 |
CN102909381B (zh) * | 2012-10-17 | 2014-06-18 | 北京工业大学 | 一种钴纳米颗粒掺杂制备高矫顽力锰铋磁粉的方法 |
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Publication number | Publication date |
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CN1655295A (zh) | 2005-08-17 |
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Effective date of registration: 20060818 Address after: 322118 Zhejiang province Dongyang County Industrial Zone Hengdian dongci Co Ltd Patentee after: HENGDIAN GROUP DMEGC MAGNETICS Co.,Ltd. Address before: 322118 Zhejiang province Dongyang County Industrial Zone Hengdian dongci Co Ltd Patentee before: HENGDIAN GROUP DMEGC JOINT-STOCK Co.,Ltd. |
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Denomination of invention: Manufacturing method of magnet powder, sintered magnet and its products Effective date of registration: 20210914 Granted publication date: 20060823 Pledgee: Dongyang Branch of China Construction Bank Co.,Ltd. Pledgor: HENGDIAN GROUP DMEGC MAGNETICS Co.,Ltd. Registration number: Y2021330001553 |
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