JPS61130453A - 耐食性のすぐれた永久磁石の製造方法 - Google Patents
耐食性のすぐれた永久磁石の製造方法Info
- Publication number
- JPS61130453A JPS61130453A JP59252678A JP25267884A JPS61130453A JP S61130453 A JPS61130453 A JP S61130453A JP 59252678 A JP59252678 A JP 59252678A JP 25267884 A JP25267884 A JP 25267884A JP S61130453 A JPS61130453 A JP S61130453A
- Authority
- JP
- Japan
- Prior art keywords
- permanent magnet
- resin layer
- atomic
- corrosion resistance
- rare earth
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Granted
Links
- 238000005260 corrosion Methods 0.000 title claims abstract description 33
- 230000007797 corrosion Effects 0.000 title claims abstract description 33
- 239000000463 material Substances 0.000 title claims description 19
- 238000004519 manufacturing process Methods 0.000 title claims description 6
- 239000011347 resin Substances 0.000 claims abstract description 37
- 229920005989 resin Polymers 0.000 claims abstract description 37
- 229910052761 rare earth metal Inorganic materials 0.000 claims abstract description 18
- 238000004070 electrodeposition Methods 0.000 claims abstract description 16
- 229910052742 iron Inorganic materials 0.000 claims abstract description 11
- 239000003973 paint Substances 0.000 claims abstract description 9
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 9
- 229910052796 boron Inorganic materials 0.000 claims abstract description 8
- RKTYLMNFRDHKIL-UHFFFAOYSA-N copper;5,10,15,20-tetraphenylporphyrin-22,24-diide Chemical compound [Cu+2].C1=CC(C(=C2C=CC([N-]2)=C(C=2C=CC=CC=2)C=2C=CC(N=2)=C(C=2C=CC=CC=2)C2=CC=C3[N-]2)C=2C=CC=CC=2)=NC1=C3C1=CC=CC=C1 RKTYLMNFRDHKIL-UHFFFAOYSA-N 0.000 claims abstract description 6
- -1 Y) 8 at% to 30 at% Inorganic materials 0.000 claims description 4
- 238000000576 coating method Methods 0.000 abstract description 23
- 239000011248 coating agent Substances 0.000 abstract description 19
- 230000006866 deterioration Effects 0.000 abstract description 4
- 238000010301 surface-oxidation reaction Methods 0.000 abstract 2
- XEEYBQQBJWHFJM-UHFFFAOYSA-N iron Substances [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 description 18
- 230000004907 flux Effects 0.000 description 7
- 229910045601 alloy Inorganic materials 0.000 description 6
- 239000000956 alloy Substances 0.000 description 6
- 229910017052 cobalt Inorganic materials 0.000 description 6
- 239000010941 cobalt Substances 0.000 description 6
- GUTLYIVDDKVIGB-UHFFFAOYSA-N cobalt atom Chemical compound [Co] GUTLYIVDDKVIGB-UHFFFAOYSA-N 0.000 description 6
- 239000000843 powder Substances 0.000 description 6
- 150000002910 rare earth metals Chemical class 0.000 description 6
- 239000012535 impurity Substances 0.000 description 5
- 238000005259 measurement Methods 0.000 description 5
- 239000000203 mixture Substances 0.000 description 5
- 239000004593 Epoxy Substances 0.000 description 4
- 125000002091 cationic group Chemical group 0.000 description 4
- 230000000052 comparative effect Effects 0.000 description 4
- 239000013078 crystal Substances 0.000 description 4
- 230000007423 decrease Effects 0.000 description 4
- 238000000034 method Methods 0.000 description 4
- 229910001047 Hard ferrite Inorganic materials 0.000 description 3
- 239000005062 Polybutadiene Substances 0.000 description 3
- 230000032683 aging Effects 0.000 description 3
- 238000007605 air drying Methods 0.000 description 3
- QRUDEWIWKLJBPS-UHFFFAOYSA-N benzotriazole Chemical compound C1=CC=C2N[N][N]C2=C1 QRUDEWIWKLJBPS-UHFFFAOYSA-N 0.000 description 3
- 239000012964 benzotriazole Substances 0.000 description 3
- 239000000919 ceramic Substances 0.000 description 3
- 239000010949 copper Substances 0.000 description 3
- 239000002245 particle Substances 0.000 description 3
- 238000005406 washing Methods 0.000 description 3
- ZOXJGFHDIHLPTG-UHFFFAOYSA-N Boron Chemical compound [B] ZOXJGFHDIHLPTG-UHFFFAOYSA-N 0.000 description 2
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 description 2
- UQSXHKLRYXJYBZ-UHFFFAOYSA-N Iron oxide Chemical group [Fe]=O UQSXHKLRYXJYBZ-UHFFFAOYSA-N 0.000 description 2
- 229910019142 PO4 Inorganic materials 0.000 description 2
- 229910000831 Steel Inorganic materials 0.000 description 2
- XLOMVQKBTHCTTD-UHFFFAOYSA-N Zinc monoxide Chemical compound [Zn]=O XLOMVQKBTHCTTD-UHFFFAOYSA-N 0.000 description 2
- 229910000828 alnico Inorganic materials 0.000 description 2
- 150000001450 anions Chemical class 0.000 description 2
- 239000007864 aqueous solution Substances 0.000 description 2
- ZCDOYSPFYFSLEW-UHFFFAOYSA-N chromate(2-) Chemical compound [O-][Cr]([O-])(=O)=O ZCDOYSPFYFSLEW-UHFFFAOYSA-N 0.000 description 2
- 229910052802 copper Inorganic materials 0.000 description 2
- 238000007598 dipping method Methods 0.000 description 2
- 238000001035 drying Methods 0.000 description 2
- 150000002148 esters Chemical class 0.000 description 2
- JEIPFZHSYJVQDO-UHFFFAOYSA-N iron(III) oxide Inorganic materials O=[Fe]O[Fe]=O JEIPFZHSYJVQDO-UHFFFAOYSA-N 0.000 description 2
- 230000003647 oxidation Effects 0.000 description 2
- 238000007254 oxidation reaction Methods 0.000 description 2
- 239000010452 phosphate Substances 0.000 description 2
- NBIIXXVUZAFLBC-UHFFFAOYSA-K phosphate Chemical compound [O-]P([O-])([O-])=O NBIIXXVUZAFLBC-UHFFFAOYSA-K 0.000 description 2
- 239000000049 pigment Substances 0.000 description 2
- 239000007921 spray Substances 0.000 description 2
- 238000005507 spraying Methods 0.000 description 2
- 239000007858 starting material Substances 0.000 description 2
- 239000010959 steel Substances 0.000 description 2
- 239000004925 Acrylic resin Substances 0.000 description 1
- 229920000178 Acrylic resin Polymers 0.000 description 1
- 229910052692 Dysprosium Inorganic materials 0.000 description 1
- 229910052691 Erbium Inorganic materials 0.000 description 1
- 229910052693 Europium Inorganic materials 0.000 description 1
- 229910052688 Gadolinium Inorganic materials 0.000 description 1
- 229910052779 Neodymium Inorganic materials 0.000 description 1
- OAICVXFJPJFONN-UHFFFAOYSA-N Phosphorus Chemical compound [P] OAICVXFJPJFONN-UHFFFAOYSA-N 0.000 description 1
- ZLMJMSJWJFRBEC-UHFFFAOYSA-N Potassium Chemical compound [K] ZLMJMSJWJFRBEC-UHFFFAOYSA-N 0.000 description 1
- 229910052777 Praseodymium Inorganic materials 0.000 description 1
- 229920002125 Sokalan® Polymers 0.000 description 1
- 229910052771 Terbium Inorganic materials 0.000 description 1
- 229910052769 Ytterbium Inorganic materials 0.000 description 1
- 239000002253 acid Substances 0.000 description 1
- NIXOWILDQLNWCW-UHFFFAOYSA-N acrylic acid group Chemical group C(C=C)(=O)O NIXOWILDQLNWCW-UHFFFAOYSA-N 0.000 description 1
- 239000002390 adhesive tape Substances 0.000 description 1
- JZQOJFLIJNRDHK-CMDGGOBGSA-N alpha-irone Chemical compound CC1CC=C(C)C(\C=C\C(C)=O)C1(C)C JZQOJFLIJNRDHK-CMDGGOBGSA-N 0.000 description 1
- 150000001412 amines Chemical class 0.000 description 1
- 239000003518 caustics Substances 0.000 description 1
- 150000001875 compounds Chemical class 0.000 description 1
- 238000011109 contamination Methods 0.000 description 1
- 238000007739 conversion coating Methods 0.000 description 1
- 230000003247 decreasing effect Effects 0.000 description 1
- 238000005238 degreasing Methods 0.000 description 1
- 239000006185 dispersion Substances 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 239000003822 epoxy resin Substances 0.000 description 1
- 238000011156 evaluation Methods 0.000 description 1
- CPSYWNLKRDURMG-UHFFFAOYSA-L hydron;manganese(2+);phosphate Chemical compound [Mn+2].OP([O-])([O-])=O CPSYWNLKRDURMG-UHFFFAOYSA-L 0.000 description 1
- 238000009776 industrial production Methods 0.000 description 1
- 239000011572 manganese Substances 0.000 description 1
- 229910052751 metal Inorganic materials 0.000 description 1
- 239000002184 metal Substances 0.000 description 1
- 150000002739 metals Chemical class 0.000 description 1
- 150000007524 organic acids Chemical class 0.000 description 1
- 230000002093 peripheral effect Effects 0.000 description 1
- 229910052698 phosphorus Inorganic materials 0.000 description 1
- 239000011574 phosphorus Substances 0.000 description 1
- 239000004584 polyacrylic acid Substances 0.000 description 1
- 229920002857 polybutadiene Polymers 0.000 description 1
- 229920000647 polyepoxide Polymers 0.000 description 1
- 229920000728 polyester Polymers 0.000 description 1
- 229910052573 porcelain Inorganic materials 0.000 description 1
- 229910052700 potassium Inorganic materials 0.000 description 1
- 239000011591 potassium Substances 0.000 description 1
- 230000002265 prevention Effects 0.000 description 1
- 230000003449 preventive effect Effects 0.000 description 1
- 239000002994 raw material Substances 0.000 description 1
- 230000002787 reinforcement Effects 0.000 description 1
- 239000012266 salt solution Substances 0.000 description 1
- NVKTUNLPFJHLCG-UHFFFAOYSA-N strontium chromate Chemical compound [Sr+2].[O-][Cr]([O-])(=O)=O NVKTUNLPFJHLCG-UHFFFAOYSA-N 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
- 229910052715 tantalum Inorganic materials 0.000 description 1
- 229910052721 tungsten Inorganic materials 0.000 description 1
- 239000002023 wood Substances 0.000 description 1
- 229910052727 yttrium Inorganic materials 0.000 description 1
- 239000011787 zinc oxide Substances 0.000 description 1
- LRXTYHSAJDENHV-UHFFFAOYSA-H zinc phosphate Chemical compound [Zn+2].[Zn+2].[Zn+2].[O-]P([O-])([O-])=O.[O-]P([O-])([O-])=O LRXTYHSAJDENHV-UHFFFAOYSA-H 0.000 description 1
- 229910000165 zinc phosphate Inorganic materials 0.000 description 1
- NDKWCCLKSWNDBG-UHFFFAOYSA-N zinc;dioxido(dioxo)chromium Chemical compound [Zn+2].[O-][Cr]([O-])(=O)=O NDKWCCLKSWNDBG-UHFFFAOYSA-N 0.000 description 1
- 229910000859 α-Fe Inorganic materials 0.000 description 1
Landscapes
- Hard Magnetic Materials (AREA)
- Manufacturing Cores, Coils, And Magnets (AREA)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP59252678A JPS61130453A (ja) | 1984-11-28 | 1984-11-28 | 耐食性のすぐれた永久磁石の製造方法 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP59252678A JPS61130453A (ja) | 1984-11-28 | 1984-11-28 | 耐食性のすぐれた永久磁石の製造方法 |
Related Child Applications (2)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP3340179A Division JPH0644523B2 (ja) | 1991-11-28 | 1991-11-28 | 耐食性のすぐれた永久磁石及びその製造方法 |
| JP10029244A Division JP3108400B2 (ja) | 1998-01-26 | 1998-01-26 | 耐食性のすぐれた永久磁石 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS61130453A true JPS61130453A (ja) | 1986-06-18 |
| JPH053722B2 JPH053722B2 (enrdf_load_stackoverflow) | 1993-01-18 |
Family
ID=17240713
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP59252678A Granted JPS61130453A (ja) | 1984-11-28 | 1984-11-28 | 耐食性のすぐれた永久磁石の製造方法 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS61130453A (enrdf_load_stackoverflow) |
Cited By (11)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS6377102A (ja) * | 1986-09-19 | 1988-04-07 | Sumitomo Special Metals Co Ltd | 耐食性のすぐれた希土類磁石及びその製造方法 |
| JPS6377104A (ja) * | 1986-09-19 | 1988-04-07 | Sumitomo Special Metals Co Ltd | 耐食性のすぐれた希土類磁石 |
| JPS63195246A (ja) * | 1987-02-04 | 1988-08-12 | クルーシブル マテリアルス コーポレイシヨン | 高温度適用永久磁石合金 |
| JPH01245880A (ja) * | 1988-03-29 | 1989-10-02 | Daido Steel Co Ltd | 希土類磁石のコーティング方法 |
| US4888506A (en) * | 1987-07-09 | 1989-12-19 | Hitachi Metals, Ltd. | Voice coil-type linear motor |
| JPH0311712A (ja) * | 1989-06-09 | 1991-01-21 | Kanegafuchi Chem Ind Co Ltd | プラスチック磁石の製造方法 |
| JPH0311704A (ja) * | 1989-06-09 | 1991-01-21 | Kanegafuchi Chem Ind Co Ltd | ボンド磁石及びその製造方法 |
| WO2003038157A1 (fr) * | 2001-10-29 | 2003-05-08 | Sumitomo Special Metals Co., Ltd. | Procede de formation d'un revetement depose par electrolyse sur la surface d'un article |
| JP2006156787A (ja) * | 2004-11-30 | 2006-06-15 | Tdk Corp | 永久磁石及びその製造方法、接着方法 |
| US9005780B2 (en) | 2004-03-26 | 2015-04-14 | Tdk Corporation | Rare earth magnet, method for producing same and method for producing multilayer body |
| US9903009B2 (en) | 2004-03-31 | 2018-02-27 | Tdk Corporation | Rare earth magnet and method for manufacturing same |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| ES2966732T3 (es) | 2011-05-10 | 2024-04-24 | Saint Gobain | Cristal con elemento de conexión eléctrica |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS52718A (en) * | 1975-06-24 | 1977-01-06 | Hitachi Metals Ltd | Process for producing magnets containing rare earth elements |
| JPS5681908A (en) * | 1980-10-14 | 1981-07-04 | Seiko Epson Corp | Rare earth metal intermetallic compound sintered magnet having covered surface |
| JPS57141901A (en) * | 1981-02-26 | 1982-09-02 | Mitsubishi Steel Mfg Co Ltd | Permanent magnet powder |
| JPS58123853A (ja) * | 1982-01-18 | 1983-07-23 | Fujitsu Ltd | 希土類−鉄系永久磁石およびその製造方法 |
| JPH056322A (ja) * | 1991-05-20 | 1993-01-14 | Fuji Xerox Co Ltd | 情報資源アクセス方式 |
-
1984
- 1984-11-28 JP JP59252678A patent/JPS61130453A/ja active Granted
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS52718A (en) * | 1975-06-24 | 1977-01-06 | Hitachi Metals Ltd | Process for producing magnets containing rare earth elements |
| JPS5681908A (en) * | 1980-10-14 | 1981-07-04 | Seiko Epson Corp | Rare earth metal intermetallic compound sintered magnet having covered surface |
| JPS57141901A (en) * | 1981-02-26 | 1982-09-02 | Mitsubishi Steel Mfg Co Ltd | Permanent magnet powder |
| JPS58123853A (ja) * | 1982-01-18 | 1983-07-23 | Fujitsu Ltd | 希土類−鉄系永久磁石およびその製造方法 |
| JPH056322A (ja) * | 1991-05-20 | 1993-01-14 | Fuji Xerox Co Ltd | 情報資源アクセス方式 |
Cited By (12)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS6377102A (ja) * | 1986-09-19 | 1988-04-07 | Sumitomo Special Metals Co Ltd | 耐食性のすぐれた希土類磁石及びその製造方法 |
| JPS6377104A (ja) * | 1986-09-19 | 1988-04-07 | Sumitomo Special Metals Co Ltd | 耐食性のすぐれた希土類磁石 |
| JPS63195246A (ja) * | 1987-02-04 | 1988-08-12 | クルーシブル マテリアルス コーポレイシヨン | 高温度適用永久磁石合金 |
| US4888506A (en) * | 1987-07-09 | 1989-12-19 | Hitachi Metals, Ltd. | Voice coil-type linear motor |
| JPH01245880A (ja) * | 1988-03-29 | 1989-10-02 | Daido Steel Co Ltd | 希土類磁石のコーティング方法 |
| JPH0311712A (ja) * | 1989-06-09 | 1991-01-21 | Kanegafuchi Chem Ind Co Ltd | プラスチック磁石の製造方法 |
| JPH0311704A (ja) * | 1989-06-09 | 1991-01-21 | Kanegafuchi Chem Ind Co Ltd | ボンド磁石及びその製造方法 |
| WO2003038157A1 (fr) * | 2001-10-29 | 2003-05-08 | Sumitomo Special Metals Co., Ltd. | Procede de formation d'un revetement depose par electrolyse sur la surface d'un article |
| US7449100B2 (en) | 2001-10-29 | 2008-11-11 | Hitachi Metals, Ltd. | Method for forming electroplating film on surfaces of articles |
| US9005780B2 (en) | 2004-03-26 | 2015-04-14 | Tdk Corporation | Rare earth magnet, method for producing same and method for producing multilayer body |
| US9903009B2 (en) | 2004-03-31 | 2018-02-27 | Tdk Corporation | Rare earth magnet and method for manufacturing same |
| JP2006156787A (ja) * | 2004-11-30 | 2006-06-15 | Tdk Corp | 永久磁石及びその製造方法、接着方法 |
Also Published As
| Publication number | Publication date |
|---|---|
| JPH053722B2 (enrdf_load_stackoverflow) | 1993-01-18 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| S533 | Written request for registration of change of name |
Free format text: JAPANESE INTERMEDIATE CODE: R313533 |
|
| R350 | Written notification of registration of transfer |
Free format text: JAPANESE INTERMEDIATE CODE: R350 |
|
| EXPY | Cancellation because of completion of term |