JPS63166975A - 耐酸化性のすぐれた永久磁石の製造方法 - Google Patents

耐酸化性のすぐれた永久磁石の製造方法

Info

Publication number: JPS63166975A
Authority: JP; Japan
Prior art keywords: permanent magnet; treatment; chemical conversion; oxalic acid; atomic
Prior art date: 1986-12-26
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

Application number

JP31397486A

Other languages

English (en)

Japanese (ja)

Other versions

JPH0586478B2 (de

Inventor

Shigeki Hamada

隆樹浜田

Hiroko Nakamura

浩子中村

Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)

Proterial Ltd

Original Assignee

Sumitomo Special Metals Co Ltd

Priority date (The priority date 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 date listed.)

1986-12-26

Filing date

1986-12-26

Publication date

1988-07-11

1986-12-26 Application filed by Sumitomo Special Metals Co Ltd filed Critical Sumitomo Special Metals Co Ltd

1986-12-26 Priority to JP31397486A priority Critical patent/JPS63166975A/ja

1988-07-11 Publication of JPS63166975A publication Critical patent/JPS63166975A/ja

1993-12-13 Publication of JPH0586478B2 publication Critical patent/JPH0586478B2/ja

Status Granted legal-status Critical Current

Links

230000003647 oxidation Effects 0.000 title claims abstract description 21
238000007254 oxidation reaction Methods 0.000 title claims abstract description 21
238000004519 manufacturing process Methods 0.000 title claims description 10
MUBZPKHOEPUJKR-UHFFFAOYSA-N Oxalic acid Chemical compound OC(=O)C(O)=O MUBZPKHOEPUJKR-UHFFFAOYSA-N 0.000 claims abstract description 54
239000000126 substance Substances 0.000 claims abstract description 23
235000006408 oxalic acid Nutrition 0.000 claims abstract description 18
238000006243 chemical reaction Methods 0.000 claims abstract description 17
229910052779 Neodymium Inorganic materials 0.000 claims abstract description 9
229910052692 Dysprosium Inorganic materials 0.000 claims abstract description 7
229910052777 Praseodymium Inorganic materials 0.000 claims abstract description 6
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
229910052772 Samarium Inorganic materials 0.000 claims abstract description 5
229910052684 Cerium Inorganic materials 0.000 claims abstract description 4
229910052688 Gadolinium Inorganic materials 0.000 claims abstract description 4
229910052765 Lutetium Inorganic materials 0.000 claims abstract description 4
229910052769 Ytterbium Inorganic materials 0.000 claims abstract description 4
229910052746 lanthanum Inorganic materials 0.000 claims abstract description 4
229910052727 yttrium Inorganic materials 0.000 claims abstract description 4
229910052691 Erbium Inorganic materials 0.000 claims abstract description 3
229910052693 Europium Inorganic materials 0.000 claims abstract description 3
229910052775 Thulium Inorganic materials 0.000 claims abstract description 3
239000000843 powder Substances 0.000 abstract description 14
229910052742 iron Inorganic materials 0.000 abstract description 8
229910052796 boron Inorganic materials 0.000 abstract description 5
229910052689 Holmium Inorganic materials 0.000 abstract description 3
238000010306 acid treatment Methods 0.000 abstract description 3
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 abstract description 3
229910000165 zinc phosphate Inorganic materials 0.000 abstract description 3
229910052771 Terbium Inorganic materials 0.000 abstract description 2
CPSYWNLKRDURMG-UHFFFAOYSA-L hydron;manganese(2+);phosphate Chemical compound [Mn+2].OP([O-])([O-])=O CPSYWNLKRDURMG-UHFFFAOYSA-L 0.000 abstract description 2
PNEYBMLMFCGWSK-UHFFFAOYSA-N aluminium oxide Inorganic materials [O-2].[O-2].[O-2].[Al+3].[Al+3] PNEYBMLMFCGWSK-UHFFFAOYSA-N 0.000 abstract 1
229910052593 corundum Inorganic materials 0.000 abstract 1
229910001845 yogo sapphire Inorganic materials 0.000 abstract 1
XEEYBQQBJWHFJM-UHFFFAOYSA-N iron Substances [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 description 17
238000000034 method Methods 0.000 description 15
229920005989 resin Polymers 0.000 description 11
239000011347 resin Substances 0.000 description 11
239000000243 solution Substances 0.000 description 11
238000005260 corrosion Methods 0.000 description 9
230000007797 corrosion Effects 0.000 description 9
238000000227 grinding Methods 0.000 description 8
239000007921 spray Substances 0.000 description 8
239000000203 mixture Substances 0.000 description 7
238000002161 passivation Methods 0.000 description 7
229910052761 rare earth metal Inorganic materials 0.000 description 7
238000005422 blasting Methods 0.000 description 6
238000007739 conversion coating Methods 0.000 description 6
238000007598 dipping method Methods 0.000 description 6
238000007654 immersion Methods 0.000 description 6
229910019142 PO4 Inorganic materials 0.000 description 5
-1 fluororesins Substances 0.000 description 5
230000004907 flux Effects 0.000 description 5
239000010452 phosphate Substances 0.000 description 5
NBIIXXVUZAFLBC-UHFFFAOYSA-K phosphate Chemical compound [O-]P([O-])([O-])=O NBIIXXVUZAFLBC-UHFFFAOYSA-K 0.000 description 5
150000003839 salts Chemical class 0.000 description 5
238000000576 coating method Methods 0.000 description 4
230000007423 decrease Effects 0.000 description 4
239000012535 impurity Substances 0.000 description 4
239000002245 particle Substances 0.000 description 4
238000007747 plating Methods 0.000 description 4
238000005507 spraying Methods 0.000 description 4
238000006467 substitution reaction Methods 0.000 description 4
239000000956 alloy Substances 0.000 description 3
229910045601 alloy Inorganic materials 0.000 description 3
ZCDOYSPFYFSLEW-UHFFFAOYSA-N chromate(2-) Chemical compound [O-][Cr]([O-])(=O)=O ZCDOYSPFYFSLEW-UHFFFAOYSA-N 0.000 description 3
239000011248 coating agent Substances 0.000 description 3
239000010949 copper Substances 0.000 description 3
239000013078 crystal Substances 0.000 description 3
239000007789 gas Substances 0.000 description 3
229910052751 metal Inorganic materials 0.000 description 3
239000002184 metal Substances 0.000 description 3
230000003746 surface roughness Effects 0.000 description 3
229910052802 copper Inorganic materials 0.000 description 2
230000000694 effects Effects 0.000 description 2
239000011261 inert gas Substances 0.000 description 2
229920001296 polysiloxane Polymers 0.000 description 2
150000002910 rare earth metals Chemical class 0.000 description 2
239000011701 zinc Substances 0.000 description 2
229910052580 B4C Inorganic materials 0.000 description 1
RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 description 1
239000000853 adhesive Substances 0.000 description 1
230000001070 adhesive effect Effects 0.000 description 1
230000032683 aging Effects 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
239000007864 aqueous solution Substances 0.000 description 1
229910052797 bismuth Inorganic materials 0.000 description 1
INAHAJYZKVIDIZ-UHFFFAOYSA-N boron carbide Chemical compound B12B3B4C32B41 INAHAJYZKVIDIZ-UHFFFAOYSA-N 0.000 description 1
239000003795 chemical substances by application Substances 0.000 description 1
239000002131 composite material Substances 0.000 description 1
239000000805 composite resin Substances 0.000 description 1
150000001875 compounds Chemical class 0.000 description 1
238000011109 contamination Methods 0.000 description 1
238000005238 degreasing Methods 0.000 description 1
230000005347 demagnetization Effects 0.000 description 1
238000004070 electrodeposition Methods 0.000 description 1
238000007772 electroless plating Methods 0.000 description 1
238000009713 electroplating Methods 0.000 description 1
239000003822 epoxy resin Substances 0.000 description 1
239000012530 fluid Substances 0.000 description 1
239000007849 furan resin Substances 0.000 description 1
239000002223 garnet Substances 0.000 description 1
LNEPOXFFQSENCJ-UHFFFAOYSA-N haloperidol Chemical compound C1CC(O)(C=2C=CC(Cl)=CC=2)CCN1CCCC(=O)C1=CC=C(F)C=C1 LNEPOXFFQSENCJ-UHFFFAOYSA-N 0.000 description 1
238000009776 industrial production Methods 0.000 description 1
238000002347 injection Methods 0.000 description 1
239000007924 injection Substances 0.000 description 1
JEIPFZHSYJVQDO-UHFFFAOYSA-N iron(III) oxide Inorganic materials O=[Fe]O[Fe]=O JEIPFZHSYJVQDO-UHFFFAOYSA-N 0.000 description 1
239000007788 liquid Substances 0.000 description 1
238000003754 machining Methods 0.000 description 1
239000011572 manganese Substances 0.000 description 1
238000005259 measurement Methods 0.000 description 1
229910052750 molybdenum Inorganic materials 0.000 description 1
229910052759 nickel Inorganic materials 0.000 description 1
PXHVJJICTQNCMI-UHFFFAOYSA-N nickel Substances [Ni] PXHVJJICTQNCMI-UHFFFAOYSA-N 0.000 description 1
229910052758 niobium Inorganic materials 0.000 description 1
WHOPEPSOPUIRQQ-UHFFFAOYSA-N oxoaluminum Chemical compound O1[Al]O[Al]1 WHOPEPSOPUIRQQ-UHFFFAOYSA-N 0.000 description 1
230000002093 peripheral effect Effects 0.000 description 1
239000005011 phenolic resin Substances 0.000 description 1
229920000647 polyepoxide Polymers 0.000 description 1
229910052710 silicon Inorganic materials 0.000 description 1
HBMJWWWQQXIZIP-UHFFFAOYSA-N silicon carbide Chemical compound [Si+]#[C-] HBMJWWWQQXIZIP-UHFFFAOYSA-N 0.000 description 1
229910010271 silicon carbide Inorganic materials 0.000 description 1
230000006641 stabilisation Effects 0.000 description 1
238000011105 stabilization Methods 0.000 description 1
239000007858 starting material Substances 0.000 description 1
229910052715 tantalum Inorganic materials 0.000 description 1
229920002803 thermoplastic polyurethane Polymers 0.000 description 1
229910052721 tungsten Inorganic materials 0.000 description 1
XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 1
229910052725 zinc Inorganic materials 0.000 description 1
229910000859 α-Fe Inorganic materials 0.000 description 1

Classifications

- C—CHEMISTRY; METALLURGY
- C23—COATING METALLIC MATERIAL; COATING MATERIAL WITH METALLIC MATERIAL; CHEMICAL SURFACE TREATMENT; DIFFUSION TREATMENT OF METALLIC MATERIAL; COATING BY VACUUM EVAPORATION, BY SPUTTERING, BY ION IMPLANTATION OR BY CHEMICAL VAPOUR DEPOSITION, IN GENERAL; INHIBITING CORROSION OF METALLIC MATERIAL OR INCRUSTATION IN GENERAL
- C23C—COATING METALLIC MATERIAL; COATING MATERIAL WITH METALLIC MATERIAL; SURFACE TREATMENT OF METALLIC MATERIAL BY DIFFUSION INTO THE SURFACE, BY CHEMICAL CONVERSION OR SUBSTITUTION; COATING BY VACUUM EVAPORATION, BY SPUTTERING, BY ION IMPLANTATION OR BY CHEMICAL VAPOUR DEPOSITION, IN GENERAL
- C23C22/00—Chemical surface treatment of metallic material by reaction of the surface with a reactive liquid, leaving reaction products of surface material in the coating, e.g. conversion coatings, passivation of metals
- C23C22/05—Chemical surface treatment of metallic material by reaction of the surface with a reactive liquid, leaving reaction products of surface material in the coating, e.g. conversion coatings, passivation of metals using aqueous solutions
- C23C22/06—Chemical surface treatment of metallic material by reaction of the surface with a reactive liquid, leaving reaction products of surface material in the coating, e.g. conversion coatings, passivation of metals using aqueous solutions using aqueous acidic solutions with pH less than 6
- C23C22/46—Chemical surface treatment of metallic material by reaction of the surface with a reactive liquid, leaving reaction products of surface material in the coating, e.g. conversion coatings, passivation of metals using aqueous solutions using aqueous acidic solutions with pH less than 6 containing oxalates

Landscapes

Chemical & Material Sciences (AREA)
General Chemical & Material Sciences (AREA)
Chemical Kinetics & Catalysis (AREA)
Engineering & Computer Science (AREA)
Materials Engineering (AREA)
Mechanical Engineering (AREA)
Metallurgy (AREA)
Organic Chemistry (AREA)
Chemical Treatment Of Metals (AREA)
Powder Metallurgy (AREA)

JP31397486A 1986-12-26 1986-12-26 耐酸化性のすぐれた永久磁石の製造方法 Granted JPS63166975A (ja)

Priority Applications (1)

Application Number	Priority Date	Filing Date	Title
JP31397486A JPS63166975A (ja)	1986-12-26	1986-12-26	耐酸化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
JP31397486A JPS63166975A (ja)	1986-12-26	1986-12-26	耐酸化性のすぐれた永久磁石の製造方法

Publications (2)

Publication Number	Publication Date
JPS63166975A true JPS63166975A (ja)	1988-07-11
JPH0586478B2 JPH0586478B2 (de)	1993-12-13

Family

ID=18047721

Family Applications (1)

Application Number	Title	Priority Date	Filing Date
JP31397486A Granted JPS63166975A (ja)	1986-12-26	1986-12-26	耐酸化性のすぐれた永久磁石の製造方法

Country Status (1)

Country	Link
JP (1)	JPS63166975A (de)

1986
- 1986-12-26 JP JP31397486A patent/JPS63166975A/ja active Granted

Also Published As

Publication number	Publication date
JPH0586478B2 (de)	1993-12-13

Publication	Publication Date	Title
KR100877875B1 (ko)	2009-01-13	내식성 희토류 자석 및 그 제조 방법
JP2791659B2 (ja)	1998-08-27	耐食性永久磁石の製造方法
JPS61130453A (ja)	1986-06-18	耐食性のすぐれた永久磁石の製造方法
JPH0569282B2 (de)	1993-09-30
JP4161169B2 (ja)	2008-10-08	耐食性希土類磁石の製造方法
JPS6377103A (ja)	1988-04-07	耐食性のすぐれた希土類磁石及びその製造方法
JP2631493B2 (ja)	1997-07-16	耐食性永久磁石の製造方法
JP3208057B2 (ja)	2001-09-10	耐食性永久磁石
JPS63166975A (ja)	1988-07-11	耐酸化性のすぐれた永久磁石の製造方法
JPS61185910A (ja)	1986-08-19	耐食性のすぐれた永久磁石の製造方法
JPH0613211A (ja)	1994-01-21	耐食性のすぐれた永久磁石及びその製造方法
JPH04288804A (ja)	1992-10-13	永久磁石およびその製造方法
JP2631492B2 (ja)	1997-07-16	耐食性永久磁石の製造方法
JPS62120004A (ja)	1987-06-01	耐食性のすぐれた永久磁石及びその製造方法
JPH05226125A (ja)	1993-09-03	高耐食性希土類磁石の製造方法
JPS62120003A (ja)	1987-06-01	耐食性のすぐれた永久磁石及びその製造方法
JPH0545045B2 (de)	1993-07-08
JPS63166944A (ja)	1988-07-11	耐食性永久磁石
JPS6362303A (ja)	1988-03-18	耐食性のすぐれた永久磁石及びその製造方法
JPS63150905A (ja)	1988-06-23	耐酸化性のすぐれた永久磁石の製造方法
JP2720038B2 (ja)	1998-02-25	永久磁石の製造方法
JP3411605B2 (ja)	2003-06-03	耐食性永久磁石
JPS63254702A (ja)	1988-10-21	耐食性永久磁石の製造方法
JPH0576521B2 (de)	1993-10-22
JPH0666173B2 (ja)	1994-08-24	耐食性のすぐれた永久磁石及びその製造方法