CN1261261C - R-Fe-B系合金的造粒粉的制造方法及R-Fe-B系合金烧结体的制造方法 - Google Patents
R-Fe-B系合金的造粒粉的制造方法及R-Fe-B系合金烧结体的制造方法 Download PDFInfo
- Publication number
- CN1261261C CN1261261C CNB028072766A CN02807276A CN1261261C CN 1261261 C CN1261261 C CN 1261261C CN B028072766 A CNB028072766 A CN B028072766A CN 02807276 A CN02807276 A CN 02807276A CN 1261261 C CN1261261 C CN 1261261C
- Authority
- CN
- China
- Prior art keywords
- alloy
- powder
- granulation powder
- granulation
- manufacture method
- 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.)
- Expired - Lifetime
Links
- 239000000843 powder Substances 0.000 title claims abstract description 153
- 229910045601 alloy Inorganic materials 0.000 title claims abstract description 92
- 239000000956 alloy Substances 0.000 title claims abstract description 92
- 238000004519 manufacturing process Methods 0.000 title claims abstract description 39
- 239000003979 granulating agent Substances 0.000 claims abstract description 49
- 238000005469 granulation Methods 0.000 claims description 124
- 230000003179 granulation Effects 0.000 claims description 124
- 238000000034 method Methods 0.000 claims description 89
- 150000002430 hydrocarbons Chemical class 0.000 claims description 25
- 229930195733 hydrocarbon Natural products 0.000 claims description 21
- 239000012188 paraffin wax Substances 0.000 claims description 19
- 238000005245 sintering Methods 0.000 claims description 18
- 238000009835 boiling Methods 0.000 claims description 16
- 239000000463 material Substances 0.000 claims description 15
- 239000011261 inert gas Substances 0.000 claims description 8
- 238000010438 heat treatment Methods 0.000 claims description 2
- 239000011230 binding agent Substances 0.000 abstract description 22
- 229910000521 B alloy Inorganic materials 0.000 abstract description 4
- 230000000052 comparative effect Effects 0.000 description 39
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 description 14
- 239000004372 Polyvinyl alcohol Substances 0.000 description 14
- 238000011049 filling Methods 0.000 description 14
- 229920002451 polyvinyl alcohol Polymers 0.000 description 14
- 229910052799 carbon Inorganic materials 0.000 description 13
- 230000004907 flux Effects 0.000 description 13
- 229920001083 polybutene Polymers 0.000 description 13
- 239000011164 primary particle Substances 0.000 description 13
- 230000008569 process Effects 0.000 description 13
- 238000005266 casting Methods 0.000 description 12
- 238000000748 compression moulding Methods 0.000 description 11
- XEEYBQQBJWHFJM-UHFFFAOYSA-N iron Substances [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 description 11
- 239000000203 mixture Substances 0.000 description 11
- 230000000694 effects Effects 0.000 description 9
- 238000001816 cooling Methods 0.000 description 8
- IJGRMHOSHXDMSA-UHFFFAOYSA-N Atomic nitrogen Chemical compound N#N IJGRMHOSHXDMSA-UHFFFAOYSA-N 0.000 description 7
- 229920000642 polymer Polymers 0.000 description 7
- VQTUBCCKSQIDNK-UHFFFAOYSA-N Isobutene Chemical compound CC(C)=C VQTUBCCKSQIDNK-UHFFFAOYSA-N 0.000 description 6
- 229910052796 boron Inorganic materials 0.000 description 6
- 239000013078 crystal Substances 0.000 description 6
- 239000000314 lubricant Substances 0.000 description 6
- 229910000952 Be alloy Inorganic materials 0.000 description 5
- -1 boron oxide compound Chemical class 0.000 description 5
- 230000008859 change Effects 0.000 description 5
- 238000002156 mixing Methods 0.000 description 5
- 239000002245 particle Substances 0.000 description 5
- 229910052761 rare earth metal Inorganic materials 0.000 description 5
- UFHFLCQGNIYNRP-UHFFFAOYSA-N Hydrogen Chemical compound [H][H] UFHFLCQGNIYNRP-UHFFFAOYSA-N 0.000 description 4
- 208000037656 Respiratory Sounds Diseases 0.000 description 4
- 239000011575 calcium Substances 0.000 description 4
- 229920001577 copolymer Polymers 0.000 description 4
- 230000002950 deficient Effects 0.000 description 4
- 230000006866 deterioration Effects 0.000 description 4
- LYCAIKOWRPUZTN-UHFFFAOYSA-N ethylene glycol Natural products OCCO LYCAIKOWRPUZTN-UHFFFAOYSA-N 0.000 description 4
- 239000001257 hydrogen Substances 0.000 description 4
- 229910052739 hydrogen Inorganic materials 0.000 description 4
- 235000012054 meals Nutrition 0.000 description 4
- 238000003825 pressing Methods 0.000 description 4
- 238000010791 quenching Methods 0.000 description 4
- 239000007787 solid Substances 0.000 description 4
- ZOXJGFHDIHLPTG-UHFFFAOYSA-N Boron Chemical group [B] ZOXJGFHDIHLPTG-UHFFFAOYSA-N 0.000 description 3
- 230000032683 aging Effects 0.000 description 3
- 230000015572 biosynthetic process Effects 0.000 description 3
- 238000005516 engineering process Methods 0.000 description 3
- 239000007789 gas Substances 0.000 description 3
- VLKZOEOYAKHREP-UHFFFAOYSA-N hexane Substances CCCCCC VLKZOEOYAKHREP-UHFFFAOYSA-N 0.000 description 3
- 229910052742 iron Inorganic materials 0.000 description 3
- 238000003754 machining Methods 0.000 description 3
- 230000005415 magnetization Effects 0.000 description 3
- 239000003595 mist Substances 0.000 description 3
- 229910052757 nitrogen Inorganic materials 0.000 description 3
- 150000002910 rare earth metals Chemical class 0.000 description 3
- 230000009467 reduction Effects 0.000 description 3
- VXNZUUAINFGPBY-UHFFFAOYSA-N 1-Butene Chemical compound CCC=C VXNZUUAINFGPBY-UHFFFAOYSA-N 0.000 description 2
- XKRFYHLGVUSROY-UHFFFAOYSA-N Argon Chemical compound [Ar] XKRFYHLGVUSROY-UHFFFAOYSA-N 0.000 description 2
- SOGAXMICEFXMKE-UHFFFAOYSA-N Butylmethacrylate Chemical compound CCCCOC(=O)C(C)=C SOGAXMICEFXMKE-UHFFFAOYSA-N 0.000 description 2
- UXVMQQNJUSDDNG-UHFFFAOYSA-L Calcium chloride Chemical compound [Cl-].[Cl-].[Ca+2] UXVMQQNJUSDDNG-UHFFFAOYSA-L 0.000 description 2
- 239000004215 Carbon black (E152) Substances 0.000 description 2
- 229910052692 Dysprosium Inorganic materials 0.000 description 2
- 229910052779 Neodymium Inorganic materials 0.000 description 2
- 239000001110 calcium chloride Substances 0.000 description 2
- 229910001628 calcium chloride Inorganic materials 0.000 description 2
- 239000011248 coating agent Substances 0.000 description 2
- 238000000576 coating method Methods 0.000 description 2
- 238000009792 diffusion process Methods 0.000 description 2
- 238000009826 distribution Methods 0.000 description 2
- 238000011156 evaluation Methods 0.000 description 2
- 238000002844 melting Methods 0.000 description 2
- 230000008018 melting Effects 0.000 description 2
- 229910052751 metal Inorganic materials 0.000 description 2
- 239000011812 mixed powder Substances 0.000 description 2
- 229910001172 neodymium magnet Inorganic materials 0.000 description 2
- 238000005453 pelletization Methods 0.000 description 2
- 238000012545 processing Methods 0.000 description 2
- 229920005989 resin Polymers 0.000 description 2
- 239000011347 resin Substances 0.000 description 2
- 239000002904 solvent Substances 0.000 description 2
- 229910000601 superalloy Inorganic materials 0.000 description 2
- 230000001629 suppression Effects 0.000 description 2
- XMGQYMWWDOXHJM-JTQLQIEISA-N (+)-α-limonene Chemical compound CC(=C)[C@@H]1CCC(C)=CC1 XMGQYMWWDOXHJM-JTQLQIEISA-N 0.000 description 1
- KXGFMDJXCMQABM-UHFFFAOYSA-N 2-methoxy-6-methylphenol Chemical compound [CH]OC1=CC=CC([CH])=C1O KXGFMDJXCMQABM-UHFFFAOYSA-N 0.000 description 1
- BKOOMYPCSUNDGP-UHFFFAOYSA-N 2-methylbut-2-ene Chemical group CC=C(C)C BKOOMYPCSUNDGP-UHFFFAOYSA-N 0.000 description 1
- RUMACXVDVNRZJZ-UHFFFAOYSA-N 2-methylpropyl 2-methylprop-2-enoate Chemical compound CC(C)COC(=O)C(C)=C RUMACXVDVNRZJZ-UHFFFAOYSA-N 0.000 description 1
- GHUXAYLZEGLXDA-UHFFFAOYSA-N 8-azido-5-ethyl-6-phenylphenanthridin-5-ium-3-amine;bromide Chemical compound [Br-].C12=CC(N=[N+]=[N-])=CC=C2C2=CC=C(N)C=C2[N+](CC)=C1C1=CC=CC=C1 GHUXAYLZEGLXDA-UHFFFAOYSA-N 0.000 description 1
- RSWGJHLUYNHPMX-UHFFFAOYSA-N Abietic-Saeure Natural products C12CCC(C(C)C)=CC2=CCC2C1(C)CCCC2(C)C(O)=O RSWGJHLUYNHPMX-UHFFFAOYSA-N 0.000 description 1
- 238000004438 BET method Methods 0.000 description 1
- OYPRJOBELJOOCE-UHFFFAOYSA-N Calcium Chemical compound [Ca] OYPRJOBELJOOCE-UHFFFAOYSA-N 0.000 description 1
- VVQNEPGJFQJSBK-UHFFFAOYSA-N Methyl methacrylate Chemical compound COC(=O)C(C)=C VVQNEPGJFQJSBK-UHFFFAOYSA-N 0.000 description 1
- KHPCPRHQVVSZAH-HUOMCSJISA-N Rosin Natural products O(C/C=C/c1ccccc1)[C@H]1[C@H](O)[C@@H](O)[C@@H](O)[C@@H](CO)O1 KHPCPRHQVVSZAH-HUOMCSJISA-N 0.000 description 1
- 230000009471 action Effects 0.000 description 1
- 239000000654 additive Substances 0.000 description 1
- 230000000996 additive effect Effects 0.000 description 1
- 239000000853 adhesive Substances 0.000 description 1
- 230000001070 adhesive effect Effects 0.000 description 1
- 150000007933 aliphatic carboxylic acids Chemical class 0.000 description 1
- 125000001931 aliphatic group Chemical group 0.000 description 1
- 238000005275 alloying Methods 0.000 description 1
- 229910052786 argon Inorganic materials 0.000 description 1
- 230000008901 benefit Effects 0.000 description 1
- 230000033228 biological regulation Effects 0.000 description 1
- 229910052810 boron oxide Inorganic materials 0.000 description 1
- 229910052791 calcium Inorganic materials 0.000 description 1
- 238000006243 chemical reaction Methods 0.000 description 1
- 239000007795 chemical reaction product Substances 0.000 description 1
- 150000001875 compounds Chemical class 0.000 description 1
- 230000006835 compression Effects 0.000 description 1
- 238000007906 compression Methods 0.000 description 1
- 230000003750 conditioning effect Effects 0.000 description 1
- 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 description 1
- 238000002425 crystallisation Methods 0.000 description 1
- 230000008025 crystallization Effects 0.000 description 1
- 230000006837 decompression Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000004512 die casting Methods 0.000 description 1
- 235000014113 dietary fatty acids Nutrition 0.000 description 1
- 239000000539 dimer Substances 0.000 description 1
- 229910001873 dinitrogen Inorganic materials 0.000 description 1
- 238000001035 drying Methods 0.000 description 1
- 239000004744 fabric Substances 0.000 description 1
- 239000000194 fatty acid Substances 0.000 description 1
- 229930195729 fatty acid Natural products 0.000 description 1
- 239000012530 fluid Substances 0.000 description 1
- 230000005484 gravity Effects 0.000 description 1
- WGCNASOHLSPBMP-UHFFFAOYSA-N hydroxyacetaldehyde Natural products OCC=O WGCNASOHLSPBMP-UHFFFAOYSA-N 0.000 description 1
- 238000009776 industrial production Methods 0.000 description 1
- 230000000977 initiatory effect Effects 0.000 description 1
- 239000007788 liquid Substances 0.000 description 1
- 239000002184 metal Substances 0.000 description 1
- 238000003801 milling Methods 0.000 description 1
- 239000002480 mineral oil Substances 0.000 description 1
- 235000010446 mineral oil Nutrition 0.000 description 1
- 239000012184 mineral wax Substances 0.000 description 1
- 229910052759 nickel Inorganic materials 0.000 description 1
- 230000003647 oxidation Effects 0.000 description 1
- 238000007254 oxidation reaction Methods 0.000 description 1
- 238000012856 packing Methods 0.000 description 1
- 239000008188 pellet Substances 0.000 description 1
- 230000002093 peripheral effect Effects 0.000 description 1
- 239000005011 phenolic resin Substances 0.000 description 1
- 229920001568 phenolic resin Polymers 0.000 description 1
- 239000003755 preservative agent Substances 0.000 description 1
- 230000002335 preservative effect Effects 0.000 description 1
- 239000000047 product Substances 0.000 description 1
- ULWHHBHJGPPBCO-UHFFFAOYSA-N propane-1,1-diol Chemical class CCC(O)O ULWHHBHJGPPBCO-UHFFFAOYSA-N 0.000 description 1
- NHARPDSAXCBDDR-UHFFFAOYSA-N propyl 2-methylprop-2-enoate Chemical compound CCCOC(=O)C(C)=C NHARPDSAXCBDDR-UHFFFAOYSA-N 0.000 description 1
- 229910001404 rare earth metal oxide Inorganic materials 0.000 description 1
- 239000002994 raw material Substances 0.000 description 1
- 238000011160 research Methods 0.000 description 1
- 229910000938 samarium–cobalt magnet Inorganic materials 0.000 description 1
- 238000009987 spinning Methods 0.000 description 1
- 239000007921 spray Substances 0.000 description 1
- 238000003860 storage Methods 0.000 description 1
- 238000004781 supercooling Methods 0.000 description 1
- 150000003505 terpenes Chemical class 0.000 description 1
- 235000007586 terpenes Nutrition 0.000 description 1
- ISXSCDLOGDJUNJ-UHFFFAOYSA-N tert-butyl prop-2-enoate Chemical compound CC(C)(C)OC(=O)C=C ISXSCDLOGDJUNJ-UHFFFAOYSA-N 0.000 description 1
- 125000000383 tetramethylene group Chemical group [H]C([H])([*:1])C([H])([H])C([H])([H])C([H])([H])[*:2] 0.000 description 1
- KHPCPRHQVVSZAH-UHFFFAOYSA-N trans-cinnamyl beta-D-glucopyranoside Natural products OC1C(O)C(O)C(CO)OC1OCC=CC1=CC=CC=C1 KHPCPRHQVVSZAH-UHFFFAOYSA-N 0.000 description 1
- 229910052723 transition metal Inorganic materials 0.000 description 1
- 150000003624 transition metals Chemical group 0.000 description 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 1
- 229910052727 yttrium Inorganic materials 0.000 description 1
Images
Classifications
-
- C—CHEMISTRY; METALLURGY
- C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
- C22C—ALLOYS
- C22C1/00—Making non-ferrous alloys
- C22C1/04—Making non-ferrous alloys by powder metallurgy
- C22C1/0433—Nickel- or cobalt-based alloys
- C22C1/0441—Alloys based on intermetallic compounds of the type rare earth - Co, Ni
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B22—CASTING; POWDER METALLURGY
- B22F—WORKING METALLIC POWDER; MANUFACTURE OF ARTICLES FROM METALLIC POWDER; MAKING METALLIC POWDER; APPARATUS OR DEVICES SPECIALLY ADAPTED FOR METALLIC POWDER
- B22F1/00—Metallic powder; Treatment of metallic powder, e.g. to facilitate working or to improve properties
- B22F1/10—Metallic powder containing lubricating or binding agents; Metallic powder containing organic material
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B22—CASTING; POWDER METALLURGY
- B22F—WORKING METALLIC POWDER; MANUFACTURE OF ARTICLES FROM METALLIC POWDER; MAKING METALLIC POWDER; APPARATUS OR DEVICES SPECIALLY ADAPTED FOR METALLIC POWDER
- B22F1/00—Metallic powder; Treatment of metallic powder, e.g. to facilitate working or to improve properties
- B22F1/14—Treatment of metallic powder
- B22F1/148—Agglomerating
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01F—MAGNETS; INDUCTANCES; TRANSFORMERS; SELECTION OF MATERIALS FOR THEIR MAGNETIC PROPERTIES
- H01F1/00—Magnets or magnetic bodies characterised by the magnetic materials therefor; Selection of materials for their magnetic properties
- H01F1/01—Magnets or magnetic bodies characterised by the magnetic materials therefor; Selection of materials for their magnetic properties of inorganic materials
- H01F1/03—Magnets or magnetic bodies characterised by the magnetic materials therefor; Selection of materials for their magnetic properties of inorganic materials characterised by their coercivity
- H01F1/032—Magnets or magnetic bodies characterised by the magnetic materials therefor; Selection of materials for their magnetic properties of inorganic materials characterised by their coercivity of hard-magnetic materials
- H01F1/04—Magnets or magnetic bodies characterised by the magnetic materials therefor; Selection of materials for their magnetic properties of inorganic materials characterised by their coercivity of hard-magnetic materials metals or alloys
- H01F1/047—Alloys characterised by their composition
- H01F1/053—Alloys characterised by their composition containing rare earth metals
- H01F1/055—Alloys characterised by their composition containing rare earth metals and magnetic transition metals, e.g. SmCo5
- H01F1/057—Alloys characterised by their composition containing rare earth metals and magnetic transition metals, e.g. SmCo5 and IIIa elements, e.g. Nd2Fe14B
- H01F1/0571—Alloys characterised by their composition containing rare earth metals and magnetic transition metals, e.g. SmCo5 and IIIa elements, e.g. Nd2Fe14B in the form of particles, e.g. rapid quenched powders or ribbon flakes
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01F—MAGNETS; INDUCTANCES; TRANSFORMERS; SELECTION OF MATERIALS FOR THEIR MAGNETIC PROPERTIES
- H01F1/00—Magnets or magnetic bodies characterised by the magnetic materials therefor; Selection of materials for their magnetic properties
- H01F1/01—Magnets or magnetic bodies characterised by the magnetic materials therefor; Selection of materials for their magnetic properties of inorganic materials
- H01F1/03—Magnets or magnetic bodies characterised by the magnetic materials therefor; Selection of materials for their magnetic properties of inorganic materials characterised by their coercivity
- H01F1/032—Magnets or magnetic bodies characterised by the magnetic materials therefor; Selection of materials for their magnetic properties of inorganic materials characterised by their coercivity of hard-magnetic materials
- H01F1/04—Magnets or magnetic bodies characterised by the magnetic materials therefor; Selection of materials for their magnetic properties of inorganic materials characterised by their coercivity of hard-magnetic materials metals or alloys
- H01F1/047—Alloys characterised by their composition
- H01F1/053—Alloys characterised by their composition containing rare earth metals
- H01F1/055—Alloys characterised by their composition containing rare earth metals and magnetic transition metals, e.g. SmCo5
- H01F1/057—Alloys characterised by their composition containing rare earth metals and magnetic transition metals, e.g. SmCo5 and IIIa elements, e.g. Nd2Fe14B
- H01F1/0571—Alloys characterised by their composition containing rare earth metals and magnetic transition metals, e.g. SmCo5 and IIIa elements, e.g. Nd2Fe14B in the form of particles, e.g. rapid quenched powders or ribbon flakes
- H01F1/0575—Alloys characterised by their composition containing rare earth metals and magnetic transition metals, e.g. SmCo5 and IIIa elements, e.g. Nd2Fe14B in the form of particles, e.g. rapid quenched powders or ribbon flakes pressed, sintered or bonded together
- H01F1/0577—Alloys characterised by their composition containing rare earth metals and magnetic transition metals, e.g. SmCo5 and IIIa elements, e.g. Nd2Fe14B in the form of particles, e.g. rapid quenched powders or ribbon flakes pressed, sintered or bonded together sintered
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01F—MAGNETS; INDUCTANCES; TRANSFORMERS; SELECTION OF MATERIALS FOR THEIR MAGNETIC PROPERTIES
- H01F1/00—Magnets or magnetic bodies characterised by the magnetic materials therefor; Selection of materials for their magnetic properties
- H01F1/01—Magnets or magnetic bodies characterised by the magnetic materials therefor; Selection of materials for their magnetic properties of inorganic materials
- H01F1/03—Magnets or magnetic bodies characterised by the magnetic materials therefor; Selection of materials for their magnetic properties of inorganic materials characterised by their coercivity
- H01F1/032—Magnets or magnetic bodies characterised by the magnetic materials therefor; Selection of materials for their magnetic properties of inorganic materials characterised by their coercivity of hard-magnetic materials
- H01F1/04—Magnets or magnetic bodies characterised by the magnetic materials therefor; Selection of materials for their magnetic properties of inorganic materials characterised by their coercivity of hard-magnetic materials metals or alloys
- H01F1/047—Alloys characterised by their composition
- H01F1/053—Alloys characterised by their composition containing rare earth metals
- H01F1/055—Alloys characterised by their composition containing rare earth metals and magnetic transition metals, e.g. SmCo5
- H01F1/057—Alloys characterised by their composition containing rare earth metals and magnetic transition metals, e.g. SmCo5 and IIIa elements, e.g. Nd2Fe14B
- H01F1/0571—Alloys characterised by their composition containing rare earth metals and magnetic transition metals, e.g. SmCo5 and IIIa elements, e.g. Nd2Fe14B in the form of particles, e.g. rapid quenched powders or ribbon flakes
- H01F1/0575—Alloys characterised by their composition containing rare earth metals and magnetic transition metals, e.g. SmCo5 and IIIa elements, e.g. Nd2Fe14B in the form of particles, e.g. rapid quenched powders or ribbon flakes pressed, sintered or bonded together
- H01F1/0578—Alloys characterised by their composition containing rare earth metals and magnetic transition metals, e.g. SmCo5 and IIIa elements, e.g. Nd2Fe14B in the form of particles, e.g. rapid quenched powders or ribbon flakes pressed, sintered or bonded together bonded together
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B22—CASTING; POWDER METALLURGY
- B22F—WORKING METALLIC POWDER; MANUFACTURE OF ARTICLES FROM METALLIC POWDER; MAKING METALLIC POWDER; APPARATUS OR DEVICES SPECIALLY ADAPTED FOR METALLIC POWDER
- B22F2998/00—Supplementary information concerning processes or compositions relating to powder metallurgy
- B22F2998/10—Processes characterised by the sequence of their steps
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B22—CASTING; POWDER METALLURGY
- B22F—WORKING METALLIC POWDER; MANUFACTURE OF ARTICLES FROM METALLIC POWDER; MAKING METALLIC POWDER; APPARATUS OR DEVICES SPECIALLY ADAPTED FOR METALLIC POWDER
- B22F2999/00—Aspects linked to processes or compositions used in powder metallurgy
Landscapes
- Chemical & Material Sciences (AREA)
- Engineering & Computer Science (AREA)
- Crystallography & Structural Chemistry (AREA)
- Inorganic Chemistry (AREA)
- Power Engineering (AREA)
- Materials Engineering (AREA)
- Mechanical Engineering (AREA)
- Metallurgy (AREA)
- Organic Chemistry (AREA)
- Powder Metallurgy (AREA)
- Hard Magnetic Materials (AREA)
Abstract
Description
造粒剂组成(分子量)/质量% | 实施例1 | 实施例2 | 实施例3 | 实施例4 | 实施例5 | 实施例6 | 实施例7 | 实施例8 |
正链烷烃(140) | 100 | 100 | 90 | - | - | - | 95 | - |
正链烷烃(300) | - | - | 10 | - | - | - | - | - |
异链烷烃(140) | - | - | - | 100 | 90 | 90 | - | - |
异链烷烃(300) | - | - | - | - | 10 | 10 | 5 | - |
聚丁烯(200) | - | - | - | - | - | - | - | 100 |
聚丁烯(300) | - | - | - | - | - | - | - | - |
聚丁烯(500) | - | - | - | - | - | - | - | - |
添加量(质量%) | 10.0 | 5.0 | 1.0 | 5.0 | 0.5 | 3.0 | 1.0 | 3.0 |
造粒性 | ○ | ○ | ○ | ○ | ○ | ○ | ○ | ○ |
脱粘结剂性 | ○ | ○ | ○ | ○ | ○ | ○ | ○ | ○ |
造粒剂组成(分子量)/质量% | 实施例9 | 实施例10 | 实施例11 | 实施例12 | 实施例13 | 实施例14 | 实施例15 | 实施例16 |
正链烷烃(140) | 50 | - | - | 30 | 30 | -30 | 30 | 30 |
正链烷烃(300) | - | - | - | - | - | - | - | - |
异链烷烃(140) | - | 95 | 95 | 65 | 65 | 65 | 65 | 65 |
异链烷烃(300) | - | - | - | - | - | - | - | - |
聚丁烯(200) | 50 | - | - | - | - | - | - | - |
聚丁烯(300) | - | - | - | 5 | 5 | 5 | 5 | 5 |
聚丁烯(500) | - | 5 | 5 | - | - | - | - | - |
添加量(质量%) | 3.0 | 1.0 | 7.0 | 2.0 | 10.0 | 30.0 | 50.0 | 65.0 |
造粒性 | ○ | ○ | ○ | ○ | ○ | ○ | ○ | △ |
脱粘结剂性 | ○ | ○ | ○ | ○ | ○ | ○ | ○ | △ |
造粒剂组成(分子量)/质量% | 比较例1 | 比较例2 | 比较例3 | 比较例4 | 比较例5 | 比较例6 | 比较例7 | 比较例8 | 比较例9 |
正己烷(86) | 100 | 90 | 50 | 90 | - | - | - | - | - |
聚丁烯(650) | - | 10 | 50 | - | 3 | - | - | - | - |
聚丁烯(1000) | - | - | - | 10 | - | - | - | - | - |
液体石蜡 | - | - | - | - | 97 | - | - | - | - |
聚乙烯醇:PVA | - | - | - | - | - | 100 | 100 | 100 | - |
添加量(质量%) | 2.0 | 5.0 | 5.0 | 2.0 | 2.0 | 2.0 | 5.0 | 10.0 | 0.0 |
造粒性 | × | ○ | ○ | ○ | ○ | ○ | ○ | ○ | × |
脱粘结剂性 | ○ | × | × | × | × | × | × | × | ○ |
实施例12 | 比较例9 | 比较例6 | |||||||
定向磁场(T) | 0.1 | 0.4 | 0.8 | 0.1 | 0.4 | 0.8 | 0.1 | 0.4 | 0.8 |
Br(T) | 1.20 | 1.26 | 1.34 | 1.21 | 1.26 | 1.35 | 0.60 | 0.85 | 1.22 |
iHc(kA/m) | 1261 | 1185 | 1139 | 1240 | 1200 | 1135 | 1250 | 1211 | 1145 |
成型体的质量波动(%) | 5.4 | 14.6 | 4.6 | ||||||
充填波动(σ) | 0.18 | 0.33 | 0.16 |
项目 | 实施例1 | 实施例2 | 实施例3 | 实施例4 | 实施例5 | 实施例6 | 实施例7 | 实施例8 |
Br(T) | 1.34 | 1.35 | 1.34 | 1.34 | 1.35 | 1.34 | 1.34 | 1.34 |
iHc(kA/m) | 1135 | 1142 | 1140 | 1149 | 1133 | 1145 | 1151 | 1153 |
项目 | 实施例9 | 实施例10 | 实施例11 | 实施例12 | 实施例13 | 实施例14 | 实施例15 | 实施例16 |
Br(T) | 1.34 | 1.34 | 1.34 | 1.34 | 1.34 | 1.34 | 1.34 | 1.30 |
iHc(kA/m) | 1148 | 1140 | 1154 | 1139 | 1144 | 1146 | 1151 | 1121 |
项目 | 比较例1 | 比较例6 | 比较例9 |
Br(T) | 1.35 | 1.22 | 1.35 |
iHc(kA/m) | 1138 | 1145 | 1135 |
Claims (10)
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2001096572A JP4698867B2 (ja) | 2001-03-29 | 2001-03-29 | R−Fe−B系合金の造粒粉の製造方法およびR−Fe−B系合金焼結体の製造方法 |
JP96572/2001 | 2001-03-29 |
Publications (2)
Publication Number | Publication Date |
---|---|
CN1500021A CN1500021A (zh) | 2004-05-26 |
CN1261261C true CN1261261C (zh) | 2006-06-28 |
Family
ID=18950473
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CNB028072766A Expired - Lifetime CN1261261C (zh) | 2001-03-29 | 2002-03-27 | R-Fe-B系合金的造粒粉的制造方法及R-Fe-B系合金烧结体的制造方法 |
Country Status (6)
Country | Link |
---|---|
US (1) | US7214343B2 (zh) |
EP (1) | EP1386681B1 (zh) |
JP (1) | JP4698867B2 (zh) |
CN (1) | CN1261261C (zh) |
DE (1) | DE60217667T8 (zh) |
WO (1) | WO2002078882A1 (zh) |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN100408233C (zh) * | 2006-08-23 | 2008-08-06 | 北京科技大学 | 大尺寸稀土各向异性粘结磁体的磁场凝胶注模成型方法 |
Families Citing this family (12)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE10297484B4 (de) * | 2001-11-28 | 2006-10-19 | Neomax Co., Ltd. | Verfahren und Vorrichtung zur Herstellung eines granulierten Seltenerdmetall-Legierungspulvers und Verfahren zur Herstellung eines Seltenerdmetall-Legierungssinterkörpers |
JP4666145B2 (ja) * | 2005-03-24 | 2011-04-06 | Tdk株式会社 | 希土類焼結磁石の製造方法及び希土類焼結磁石 |
CN1938115B (zh) | 2004-06-30 | 2010-05-12 | Tdk株式会社 | 稀土类烧结磁体用原料粉体的制造方法、稀土类烧结磁体的制造方法、颗粒以及烧结体 |
JP4609644B2 (ja) * | 2005-02-23 | 2011-01-12 | Tdk株式会社 | 希土類焼結磁石の製造方法 |
JP4561432B2 (ja) * | 2005-03-28 | 2010-10-13 | Tdk株式会社 | R−t−b系焼結磁石の製造方法 |
JP4636240B2 (ja) * | 2005-03-28 | 2011-02-23 | Tdk株式会社 | R−t−b系焼結磁石製造用原料粉体 |
JP4687895B2 (ja) * | 2006-01-06 | 2011-05-25 | Tdk株式会社 | 希土類焼結磁石の製造方法 |
KR101375814B1 (ko) * | 2006-11-21 | 2014-03-20 | 가부시키가이샤 알박 | 배향체, 성형체 및 소결체의 제조 방법 및 영구자석의 제조 방법 |
JP5434869B2 (ja) * | 2009-11-25 | 2014-03-05 | Tdk株式会社 | 希土類焼結磁石の製造方法 |
WO2012176511A1 (ja) * | 2011-06-24 | 2012-12-27 | 日東電工株式会社 | 希土類永久磁石及び希土類永久磁石の製造方法 |
JP6370827B2 (ja) * | 2016-01-18 | 2018-08-08 | ミネベアミツミ株式会社 | 焼結磁石の製造方法 |
CN113399143B (zh) * | 2021-06-17 | 2022-07-29 | 星辉环保材料股份有限公司 | 一种造粒外润滑剂添加系统与方法 |
Family Cites Families (21)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS56122105A (en) * | 1980-02-29 | 1981-09-25 | Tohoku Metal Ind Ltd | Manufacture of permanent magnet |
JPS5940560B2 (ja) | 1981-01-25 | 1984-10-01 | 東北金属工業株式会社 | 磁性粉末成型方法 |
US4792368A (en) | 1982-08-21 | 1988-12-20 | Sumitomo Special Metals Co., Ltd. | Magnetic materials and permanent magnets |
CA1316375C (en) | 1982-08-21 | 1993-04-20 | Masato Sagawa | Magnetic materials and permanent magnets |
US5192372A (en) * | 1983-05-06 | 1993-03-09 | Sumitomo Special Metals Co., Ltd. | Process for producing isotropic permanent magnets and materials |
US5167914A (en) * | 1986-08-04 | 1992-12-01 | Sumitomo Special Metals Co., Ltd. | Rare earth magnet having excellent corrosion resistance |
JPH0785394B2 (ja) | 1986-10-27 | 1995-09-13 | 株式会社東芝 | 酸化物陰極およびその製造方法 |
JPS63237402A (ja) * | 1987-03-25 | 1988-10-03 | Seiko Epson Corp | 希土類焼結磁石の製造方法 |
KR920001611B1 (ko) * | 1987-07-10 | 1992-02-20 | 가부시끼가이샤 스기타 세이센 고오죠오 | 스프링용 오일템퍼링 경화 인발강선 및 그 제조방법 |
CS277505B6 (cs) * | 1990-09-17 | 1993-03-17 | Viliam Doc Ing Csc Hrnciar | Spósob ochrany nesypkých magnetických práškov před oxidáeiou na vzduchu a ich granulácie |
US5383978A (en) | 1992-02-15 | 1995-01-24 | Santoku Metal Industry Co., Ltd. | Alloy ingot for permanent magnet, anisotropic powders for permanent magnet, method for producing same and permanent magnet |
JPH08107034A (ja) * | 1994-09-14 | 1996-04-23 | Sumitomo Special Metals Co Ltd | R−Fe−B系焼結永久磁石の製造方法 |
US5666635A (en) | 1994-10-07 | 1997-09-09 | Sumitomo Special Metals Co., Ltd. | Fabrication methods for R-Fe-B permanent magnets |
JPH0917670A (ja) * | 1995-06-26 | 1997-01-17 | Sumitomo Metal Ind Ltd | 希土類系焼結磁石の製造方法 |
JPH0917674A (ja) * | 1995-06-26 | 1997-01-17 | Sumitomo Metal Ind Ltd | 希土類系焼結磁石の製造方法 |
KR100300933B1 (ko) * | 1995-06-26 | 2001-10-27 | 오카모토 유지 | 희토류계소결자석의제조방법 |
JP3490577B2 (ja) | 1996-08-22 | 2004-01-26 | 日立粉末冶金株式会社 | 粉末成形装置の粉末供給装置 |
DE69941106D1 (de) * | 1998-04-22 | 2009-08-27 | Hitachi Metals Ltd | Herstellungsverfahren eines r-fe-b dauermagnets, schmiermittel und trennmittel zur anwendung in die formgebung |
JP2000306753A (ja) * | 1999-04-21 | 2000-11-02 | Sumitomo Special Metals Co Ltd | R‐Fe‐B系永久磁石の製造方法とR‐Fe‐B系永久磁石成形用潤滑剤 |
DE69931133T2 (de) | 1998-12-28 | 2006-11-23 | Neomax Co., Ltd., Osaka | Verfahren und Vorrichtung zum Einführen von Seltenerd-Legierungspuder |
US6885267B2 (en) * | 2003-03-17 | 2005-04-26 | Hitachi Metals Ltd. | Magnetic-field-generating apparatus and magnetic field orientation apparatus using it |
-
2001
- 2001-03-29 JP JP2001096572A patent/JP4698867B2/ja not_active Expired - Lifetime
-
2002
- 2002-03-27 US US10/473,335 patent/US7214343B2/en not_active Expired - Lifetime
- 2002-03-27 WO PCT/JP2002/003023 patent/WO2002078882A1/ja active IP Right Grant
- 2002-03-27 EP EP02708697A patent/EP1386681B1/en not_active Expired - Lifetime
- 2002-03-27 DE DE60217667T patent/DE60217667T8/de active Active
- 2002-03-27 CN CNB028072766A patent/CN1261261C/zh not_active Expired - Lifetime
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN100408233C (zh) * | 2006-08-23 | 2008-08-06 | 北京科技大学 | 大尺寸稀土各向异性粘结磁体的磁场凝胶注模成型方法 |
Also Published As
Publication number | Publication date |
---|---|
DE60217667T2 (de) | 2007-05-31 |
EP1386681A4 (en) | 2005-04-06 |
EP1386681B1 (en) | 2007-01-17 |
US7214343B2 (en) | 2007-05-08 |
CN1500021A (zh) | 2004-05-26 |
DE60217667D1 (de) | 2007-03-08 |
JP4698867B2 (ja) | 2011-06-08 |
DE60217667T8 (de) | 2008-03-27 |
US20040149354A1 (en) | 2004-08-05 |
WO2002078882A1 (fr) | 2002-10-10 |
EP1386681A1 (en) | 2004-02-04 |
JP2002294303A (ja) | 2002-10-09 |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
CN1272809C (zh) | R-Fe-B系稀土磁铁用合金粉末及制法、稀土磁铁及制法 | |
CN1261261C (zh) | R-Fe-B系合金的造粒粉的制造方法及R-Fe-B系合金烧结体的制造方法 | |
CN1120507C (zh) | R-Fe-B系永磁体的制造方法 | |
CN1212625C (zh) | 稀土磁体用烧结压制体的制备方法 | |
CN1182268C (zh) | 稀土磁铁及其制造方法 | |
CN1162235C (zh) | 粉体压制装置及稀土合金磁性粉末成型体的制作方法 | |
CN1045680C (zh) | 稀土铁系永久磁铁的制造用成形材料和制造方法 | |
CN1288679C (zh) | 生产R-Fe-B磁体的方法和用于模压加工该磁体的润滑剂 | |
CN1533313A (zh) | 稀土类合金粉末的压制成型方法以及稀土类合金烧结体的制造方法 | |
CN1238867C (zh) | 稀土磁铁及其制造方法 | |
CN1261260C (zh) | 稀土类合金造粒粉的制法及稀土类合金烧结体的制法 | |
CN1254828C (zh) | R-t-b-c系稀土类磁性粉末及粘结磁体 | |
CN1722317A (zh) | 稀土类各向异性磁铁粉末 | |
CN1310729C (zh) | 稀土类合金粉末的制造方法及稀土类烧结磁铁的制造方法 | |
CN1861247A (zh) | 稀土类合金造粒粉的制造装置 | |
JPH09312229A (ja) | 希土類系焼結磁石の製造方法 | |
JP2003049234A (ja) | 希土類磁石用焼結体の製造方法 | |
CN1649046A (zh) | 磁场中成型方法及稀土类烧结磁铁的制造方法 | |
CN1717290B (zh) | 稀土类合金造粒粉的制造方法及制造装置以及稀土类合金烧结体的制造方法 | |
JPH08107034A (ja) | R−Fe−B系焼結永久磁石の製造方法 | |
US20240363270A1 (en) | Method of preparing magnetic powder and magnetic powder | |
JPH0917674A (ja) | 希土類系焼結磁石の製造方法 | |
JPH0917670A (ja) | 希土類系焼結磁石の製造方法 | |
JPH0888112A (ja) | R−Fe−B系焼結永久磁石の製造方法 | |
JPH0888111A (ja) | R−Fe−B系焼結永久磁石の製造方法 |
Legal Events
Date | Code | Title | Description |
---|---|---|---|
C06 | Publication | ||
PB01 | Publication | ||
C10 | Entry into substantive examination | ||
SE01 | Entry into force of request for substantive examination | ||
C14 | Grant of patent or utility model | ||
GR01 | Patent grant | ||
ASS | Succession or assignment of patent right |
Owner name: HITACHI METALS, LTD. Free format text: FORMER OWNER: SUMITOMO SPEC METALS Effective date: 20130520 |
|
C41 | Transfer of patent application or patent right or utility model | ||
TR01 | Transfer of patent right |
Effective date of registration: 20130520 Address after: Tokyo, Japan Patentee after: HITACHI METALS, Ltd. Address before: Japan's Osaka City of Osaka Patentee before: Neomax Co.,Ltd. |
|
EE01 | Entry into force of recordation of patent licensing contract |
Application publication date: 20040526 Assignee: BEIJING JINGCI MAGNET Co.,Ltd. Assignor: HITACHI METALS, Ltd. Contract record no.: 2013990000374 Denomination of invention: Method for producing R-Fe-B alloy powder and method for producing R-Fe-B alloy sintered body Granted publication date: 20060628 License type: Common License Record date: 20130703 Application publication date: 20040526 Assignee: ADVANCED TECHNOLOGY & MATERIALS Co.,Ltd. Assignor: HITACHI METALS, Ltd. Contract record no.: 2013990000365 Denomination of invention: Method for producing R-Fe-B alloy powder and method for producing R-Fe-B alloy sintered body Granted publication date: 20060628 License type: Common License Record date: 20130701 Application publication date: 20040526 Assignee: BEIJING ZHONG KE SAN HUAN HI-TECH Co.,Ltd. Assignor: HITACHI METALS, Ltd. Contract record no.: 2013990000364 Denomination of invention: Method for producing R-Fe-B alloy powder and method for producing R-Fe-B alloy sintered body Granted publication date: 20060628 License type: Common License Record date: 20130701 |
|
LICC | Enforcement, change and cancellation of record of contracts on the licence for exploitation of a patent or utility model | ||
EE01 | Entry into force of recordation of patent licensing contract |
Application publication date: 20040526 Assignee: NINGBO YUNSHENG Co.,Ltd. Assignor: HITACHI METALS, Ltd. Contract record no.: 2014990000031 Denomination of invention: Method for producing R-Fe-B alloy powder and method for producing R-Fe-B alloy sintered body Granted publication date: 20060628 License type: Common License Record date: 20140114 |
|
LICC | Enforcement, change and cancellation of record of contracts on the licence for exploitation of a patent or utility model | ||
C56 | Change in the name or address of the patentee | ||
CP02 | Change in the address of a patent holder |
Address after: Japan Tokyo port harbor 2 chome No. 70 Patentee after: HITACHI METALS, Ltd. Address before: Tokyo, Japan Patentee before: HITACHI METALS, Ltd. |
|
EE01 | Entry into force of recordation of patent licensing contract |
Application publication date: 20040526 Assignee: Hitachi metal ring Ci material (Nantong) Co.,Ltd. Assignor: HITACHI METALS, Ltd. Contract record no.: 2017990000034 Denomination of invention: Method for producing R-Fe-B alloy powder and method for producing R-Fe-B alloy sintered body Granted publication date: 20060628 License type: Common License Record date: 20170209 |
|
LICC | Enforcement, change and cancellation of record of contracts on the licence for exploitation of a patent or utility model | ||
CI03 | Correction of invention patent | ||
CI03 | Correction of invention patent |
Correction item: A transferee of the entry into force of the contract Correct: Hitachi metal ring magnets (Nantong) Co. Ltd. False: Hitachi metal ring Ci material (Nantong) Co. Ltd. Number: 11 Volume: 33 |
|
CX01 | Expiry of patent term |
Granted publication date: 20060628 |
|
CX01 | Expiry of patent term |