CN102898127A - 一种烧结永磁铁氧体及其制造方法 - Google Patents
一种烧结永磁铁氧体及其制造方法 Download PDFInfo
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- CN102898127A CN102898127A CN2012103977404A CN201210397740A CN102898127A CN 102898127 A CN102898127 A CN 102898127A CN 2012103977404 A CN2012103977404 A CN 2012103977404A CN 201210397740 A CN201210397740 A CN 201210397740A CN 102898127 A CN102898127 A CN 102898127A
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- 229910000859 α-Fe Inorganic materials 0.000 title claims abstract description 45
- 238000000034 method Methods 0.000 title claims abstract description 23
- 238000004519 manufacturing process Methods 0.000 title claims abstract description 22
- 239000000843 powder Substances 0.000 claims abstract description 39
- 239000000203 mixture Substances 0.000 claims abstract description 26
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 15
- 238000005245 sintering Methods 0.000 claims abstract description 12
- 238000000227 grinding Methods 0.000 claims abstract description 8
- 238000002156 mixing Methods 0.000 claims abstract description 4
- 239000002245 particle Substances 0.000 claims description 38
- 239000007858 starting material Substances 0.000 claims description 27
- 239000003795 chemical substances by application Substances 0.000 claims description 11
- 239000006185 dispersion Substances 0.000 claims description 11
- 229920005646 polycarboxylate Polymers 0.000 claims description 10
- 238000005303 weighing Methods 0.000 claims description 10
- 229910010413 TiO 2 Inorganic materials 0.000 claims description 7
- 238000009413 insulation Methods 0.000 claims description 7
- 238000000465 moulding Methods 0.000 claims description 6
- 229910044991 metal oxide Inorganic materials 0.000 claims description 3
- 150000004706 metal oxides Chemical class 0.000 claims description 3
- 229910052761 rare earth metal Inorganic materials 0.000 claims description 3
- 239000002994 raw material Substances 0.000 claims description 2
- 229910004298 SiO 2 Inorganic materials 0.000 claims 3
- 239000002270 dispersing agent Substances 0.000 abstract description 5
- 239000002002 slurry Substances 0.000 abstract 4
- 230000001105 regulatory effect Effects 0.000 abstract 1
- 238000007669 thermal treatment Methods 0.000 abstract 1
- 239000012856 weighed raw material Substances 0.000 abstract 1
- 239000000463 material Substances 0.000 description 23
- 239000013078 crystal Substances 0.000 description 9
- 239000012535 impurity Substances 0.000 description 8
- 238000000498 ball milling Methods 0.000 description 6
- 230000000052 comparative effect Effects 0.000 description 6
- 239000008367 deionised water Substances 0.000 description 6
- 229910021641 deionized water Inorganic materials 0.000 description 6
- 229910052712 strontium Inorganic materials 0.000 description 6
- CIOAGBVUUVVLOB-UHFFFAOYSA-N strontium atom Chemical compound [Sr] CIOAGBVUUVVLOB-UHFFFAOYSA-N 0.000 description 6
- 229910052788 barium Inorganic materials 0.000 description 5
- 238000000748 compression moulding Methods 0.000 description 5
- 238000010298 pulverizing process Methods 0.000 description 5
- 238000007493 shaping process Methods 0.000 description 5
- 239000011148 porous material Substances 0.000 description 4
- 239000000654 additive Substances 0.000 description 3
- 230000000996 additive effect Effects 0.000 description 3
- NEEHYRZPVYRGPP-IYEMJOQQSA-L calcium gluconate Chemical compound [Ca+2].OC[C@@H](O)[C@@H](O)[C@H](O)[C@@H](O)C([O-])=O.OC[C@@H](O)[C@@H](O)[C@H](O)[C@@H](O)C([O-])=O NEEHYRZPVYRGPP-IYEMJOQQSA-L 0.000 description 3
- 238000005469 granulation Methods 0.000 description 3
- 230000003179 granulation Effects 0.000 description 3
- 238000005516 engineering process Methods 0.000 description 2
- 230000005415 magnetization Effects 0.000 description 2
- 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 2
- 239000002131 composite material Substances 0.000 description 1
- 238000005336 cracking Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000003628 erosive effect Effects 0.000 description 1
- 230000004907 flux Effects 0.000 description 1
- 238000005457 optimization Methods 0.000 description 1
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Abstract
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Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2012103977404A CN102898127B (zh) | 2012-10-18 | 2012-10-18 | 一种烧结永磁铁氧体及其制造方法 |
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| Application Number | Priority Date | Filing Date | Title |
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| CN2012103977404A CN102898127B (zh) | 2012-10-18 | 2012-10-18 | 一种烧结永磁铁氧体及其制造方法 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN102898127A true CN102898127A (zh) | 2013-01-30 |
| CN102898127B CN102898127B (zh) | 2013-12-11 |
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| CN2012103977404A Active CN102898127B (zh) | 2012-10-18 | 2012-10-18 | 一种烧结永磁铁氧体及其制造方法 |
Country Status (1)
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| CN (1) | CN102898127B (zh) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113562769A (zh) * | 2021-06-07 | 2021-10-29 | 北矿磁材(阜阳)有限公司 | 一种提高粘结永磁铁氧体材料磁性能的分散剂及方法 |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO1999038174A1 (en) * | 1998-01-23 | 1999-07-29 | Hitachi Metals, Ltd. | Bonded magnet, magnet roll and ferrite powder to be used for their preparation, and method for producing the same |
| CN1321321A (zh) * | 1999-08-31 | 2001-11-07 | 住友特殊金属株式会社 | 磁铁粉末及其制造方法 |
| CN1959868A (zh) * | 2006-09-27 | 2007-05-09 | 上海应用技术学院 | 一种提高稀土永磁铁氧体强度和磁特性的方法 |
| CN101599333A (zh) * | 2009-04-28 | 2009-12-09 | 横店集团东磁股份有限公司 | 干压成型各向异性多极磁环的制造方法 |
-
2012
- 2012-10-18 CN CN2012103977404A patent/CN102898127B/zh active Active
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO1999038174A1 (en) * | 1998-01-23 | 1999-07-29 | Hitachi Metals, Ltd. | Bonded magnet, magnet roll and ferrite powder to be used for their preparation, and method for producing the same |
| CN1321321A (zh) * | 1999-08-31 | 2001-11-07 | 住友特殊金属株式会社 | 磁铁粉末及其制造方法 |
| CN1959868A (zh) * | 2006-09-27 | 2007-05-09 | 上海应用技术学院 | 一种提高稀土永磁铁氧体强度和磁特性的方法 |
| CN101599333A (zh) * | 2009-04-28 | 2009-12-09 | 横店集团东磁股份有限公司 | 干压成型各向异性多极磁环的制造方法 |
Non-Patent Citations (2)
| Title |
|---|
| 张磊等: "Srl-xLaxCO0.3TiO.3Fe11.4O19铁氧体微波吸收特性的研究", 《功能材料与器件学报》 * |
| 杨永峰等: "离子掺杂钡铁氧体的研究进展", 《硅酸盐通报》 * |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113562769A (zh) * | 2021-06-07 | 2021-10-29 | 北矿磁材(阜阳)有限公司 | 一种提高粘结永磁铁氧体材料磁性能的分散剂及方法 |
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| Publication number | Publication date |
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| CN102898127B (zh) | 2013-12-11 |
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Application publication date: 20130130 Assignee: BEIKUANG MAGNETS (FUYANG) Co.,Ltd. Assignor: BGRIMM Magnetic Material & Technology Co.,Ltd. Contract record no.: 2015340000023 Denomination of invention: Sintered permanent magnetic ferrite and manufacture method thereof Granted publication date: 20131211 License type: Exclusive License Record date: 20150316 |
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Address after: No. 23, floor 23, District 18, No. 188, Fourth Ring West Road, Beijing, Beijing Patentee after: BGRIMM TECHNOLOGY CO.,LTD. Address before: 100070 Beijing, Fengtai District, South Fourth Ring Road West, No. 6, building 188, floor 5 Patentee before: BGRIMM Magnetic Material & Technology Co.,Ltd. |
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Effective date of registration: 20171219 Address after: 236112 Anhui Province Economic Development Zone Fuyang City Yingzhou Road on the north side, a Ying thirteen on the west side of the road Patentee after: BEIKUANG MAGNETS (FUYANG) Co.,Ltd. Address before: No. 23, floor 23, District 18, No. 188, Fourth Ring West Road, Beijing, Beijing Patentee before: BGRIMM TECHNOLOGY CO.,LTD. |