CN101638782A - 一种烧结钕铁硼永磁材料化学抛光液及处理方法 - Google Patents
一种烧结钕铁硼永磁材料化学抛光液及处理方法 Download PDFInfo
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- CN101638782A CN101638782A CN200910100368A CN200910100368A CN101638782A CN 101638782 A CN101638782 A CN 101638782A CN 200910100368 A CN200910100368 A CN 200910100368A CN 200910100368 A CN200910100368 A CN 200910100368A CN 101638782 A CN101638782 A CN 101638782A
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- Prior art keywords
- permanent magnet
- chemical
- sintered
- concentration
- polishing
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- 239000000126 substance Substances 0.000 title claims abstract description 61
- 229910001172 neodymium magnet Inorganic materials 0.000 title claims abstract description 46
- 238000005498 polishing Methods 0.000 title claims abstract description 45
- 239000000463 material Substances 0.000 title claims abstract description 11
- 238000003672 processing method Methods 0.000 title abstract 3
- NBIIXXVUZAFLBC-UHFFFAOYSA-N Phosphoric acid Chemical compound OP(O)(O)=O NBIIXXVUZAFLBC-UHFFFAOYSA-N 0.000 claims abstract description 46
- GRYLNZFGIOXLOG-UHFFFAOYSA-N Nitric acid Chemical compound O[N+]([O-])=O GRYLNZFGIOXLOG-UHFFFAOYSA-N 0.000 claims abstract description 43
- QAOWNCQODCNURD-UHFFFAOYSA-N Sulfuric acid Chemical compound OS(O)(=O)=O QAOWNCQODCNURD-UHFFFAOYSA-N 0.000 claims abstract description 43
- 229910017604 nitric acid Inorganic materials 0.000 claims abstract description 43
- 238000005406 washing Methods 0.000 claims abstract description 33
- 229910000147 aluminium phosphate Inorganic materials 0.000 claims abstract description 23
- 239000001509 sodium citrate Substances 0.000 claims abstract description 11
- HRXKRNGNAMMEHJ-UHFFFAOYSA-K trisodium citrate Chemical compound [Na+].[Na+].[Na+].[O-]C(=O)CC(O)(CC([O-])=O)C([O-])=O HRXKRNGNAMMEHJ-UHFFFAOYSA-K 0.000 claims abstract description 11
- 229940038773 trisodium citrate Drugs 0.000 claims abstract description 11
- 239000002904 solvent Substances 0.000 claims abstract description 5
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 5
- 229910001868 water Inorganic materials 0.000 claims abstract description 5
- 230000004913 activation Effects 0.000 claims description 23
- 238000000034 method Methods 0.000 claims description 21
- 238000003756 stirring Methods 0.000 claims description 14
- 238000011282 treatment Methods 0.000 claims description 12
- 239000003513 alkali Substances 0.000 claims description 11
- 239000012530 fluid Substances 0.000 claims description 10
- KRKNYBCHXYNGOX-UHFFFAOYSA-N citric acid Chemical compound OC(=O)CC(O)(C(O)=O)CC(O)=O KRKNYBCHXYNGOX-UHFFFAOYSA-N 0.000 claims description 9
- 238000005282 brightening Methods 0.000 claims description 8
- 238000004140 cleaning Methods 0.000 claims description 5
- 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 claims description 3
- 238000005238 degreasing Methods 0.000 claims description 3
- 229910052708 sodium Inorganic materials 0.000 claims description 3
- 239000011734 sodium Substances 0.000 claims description 3
- 239000002253 acid Substances 0.000 abstract description 6
- 230000003647 oxidation Effects 0.000 abstract description 2
- 238000007254 oxidation reaction Methods 0.000 abstract description 2
- 238000007598 dipping method Methods 0.000 abstract 2
- 230000003213 activating effect Effects 0.000 abstract 1
- 150000004645 aluminates Chemical class 0.000 abstract 1
- 238000012993 chemical processing Methods 0.000 abstract 1
- 238000007517 polishing process Methods 0.000 abstract 1
- 238000005260 corrosion Methods 0.000 description 9
- 230000007797 corrosion Effects 0.000 description 9
- 238000005516 engineering process Methods 0.000 description 8
- 230000005764 inhibitory process Effects 0.000 description 7
- 230000003287 optical effect Effects 0.000 description 7
- 238000007747 plating Methods 0.000 description 6
- 229910052779 Neodymium Inorganic materials 0.000 description 4
- 238000000576 coating method Methods 0.000 description 4
- 239000000696 magnetic material Substances 0.000 description 4
- QEFYFXOXNSNQGX-UHFFFAOYSA-N neodymium atom Chemical compound [Nd] QEFYFXOXNSNQGX-UHFFFAOYSA-N 0.000 description 4
- 238000005554 pickling Methods 0.000 description 4
- 238000007772 electroless plating Methods 0.000 description 3
- 102000004160 Phosphoric Monoester Hydrolases Human genes 0.000 description 2
- 108090000608 Phosphoric Monoester Hydrolases Proteins 0.000 description 2
- 239000011248 coating agent Substances 0.000 description 2
- 239000013078 crystal Substances 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 238000005240 physical vapour deposition Methods 0.000 description 2
- 239000000843 powder Substances 0.000 description 2
- KRKNYBCHXYNGOX-UHFFFAOYSA-K Citrate Chemical group [O-]C(=O)CC(O)(CC([O-])=O)C([O-])=O KRKNYBCHXYNGOX-UHFFFAOYSA-K 0.000 description 1
- 229910045601 alloy Inorganic materials 0.000 description 1
- 239000000956 alloy Substances 0.000 description 1
- 230000004888 barrier function Effects 0.000 description 1
- 239000002585 base Substances 0.000 description 1
- 238000006243 chemical reaction Methods 0.000 description 1
- 230000000536 complexating effect Effects 0.000 description 1
- 230000002950 deficient Effects 0.000 description 1
- 238000000151 deposition Methods 0.000 description 1
- 230000008021 deposition Effects 0.000 description 1
- 238000001962 electrophoresis Methods 0.000 description 1
- 238000005530 etching Methods 0.000 description 1
- 150000002500 ions Chemical class 0.000 description 1
- JEIPFZHSYJVQDO-UHFFFAOYSA-N iron(III) oxide Inorganic materials O=[Fe]O[Fe]=O JEIPFZHSYJVQDO-UHFFFAOYSA-N 0.000 description 1
- 239000011159 matrix material Substances 0.000 description 1
- 238000002844 melting Methods 0.000 description 1
- 239000007769 metal material Substances 0.000 description 1
- 238000003801 milling Methods 0.000 description 1
- 238000002161 passivation Methods 0.000 description 1
- 238000002203 pretreatment Methods 0.000 description 1
- 230000001681 protective effect Effects 0.000 description 1
- 238000005245 sintering Methods 0.000 description 1
- 239000001117 sulphuric acid Substances 0.000 description 1
- 235000011149 sulphuric acid Nutrition 0.000 description 1
- 238000004381 surface treatment Methods 0.000 description 1
Images
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- Hard Magnetic Materials (AREA)
- Manufacturing Cores, Coils, And Magnets (AREA)
- ing And Chemical Polishing (AREA)
Abstract
Description
Claims (10)
Priority Applications (1)
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CN2009101003684A CN101638782B (zh) | 2009-07-09 | 2009-07-09 | 一种烧结钕铁硼永磁材料化学抛光液及处理方法 |
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CN2009101003684A CN101638782B (zh) | 2009-07-09 | 2009-07-09 | 一种烧结钕铁硼永磁材料化学抛光液及处理方法 |
Publications (2)
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CN101638782A true CN101638782A (zh) | 2010-02-03 |
CN101638782B CN101638782B (zh) | 2011-08-03 |
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Cited By (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN103866127A (zh) * | 2014-02-27 | 2014-06-18 | 中铝广西有色金源稀土股份有限公司 | 一种利用含钕铁硼废料再生制备钕铁硼的方法 |
CN112760040A (zh) * | 2020-12-08 | 2021-05-07 | 杭州电子科技大学 | 一种适用于压铸铝合金材料的磁性抛光液及其制备方法 |
CN115178302A (zh) * | 2022-08-29 | 2022-10-14 | 潍柴动力股份有限公司 | 一种催化剂的化学抛光方法 |
Family Cites Families (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US6080447A (en) * | 1998-05-14 | 2000-06-27 | Enthone-Omi, Inc. | Low etch alkaline zincate composition and process for zincating aluminum |
CN100389228C (zh) * | 2005-05-27 | 2008-05-21 | 佛山市顺德区汉达精密电子科技有限公司 | 一种抛光剂 |
CN101457362A (zh) * | 2009-01-07 | 2009-06-17 | 湖南鑫美格新型装饰材料有限公司 | 家具用铝型材三酸抛光整平抑雾剂及其抛光方法 |
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2009
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Cited By (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN103866127A (zh) * | 2014-02-27 | 2014-06-18 | 中铝广西有色金源稀土股份有限公司 | 一种利用含钕铁硼废料再生制备钕铁硼的方法 |
CN103866127B (zh) * | 2014-02-27 | 2017-01-04 | 中铝广西有色金源稀土股份有限公司 | 一种利用含钕铁硼废料再生制备钕铁硼的方法 |
CN112760040A (zh) * | 2020-12-08 | 2021-05-07 | 杭州电子科技大学 | 一种适用于压铸铝合金材料的磁性抛光液及其制备方法 |
CN115178302A (zh) * | 2022-08-29 | 2022-10-14 | 潍柴动力股份有限公司 | 一种催化剂的化学抛光方法 |
CN115178302B (zh) * | 2022-08-29 | 2023-12-15 | 潍柴动力股份有限公司 | 一种催化剂的化学抛光方法 |
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