JPS60262403A - 磁性粉末の製造方法 - Google Patents

Info

Publication number

JPS60262403A

JPS60262403A JP59118856A JP11885684A JPS60262403A JP S60262403 A JPS60262403 A JP S60262403A JP 59118856 A JP59118856 A JP 59118856A JP 11885684 A JP11885684 A JP 11885684A JP S60262403 A JPS60262403 A JP S60262403A

Authority

JP

Japan

Prior art keywords

whose

bao

magnetic powder

coercive force

flake

Prior art date

1984-06-08

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

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• 239000006247 magnetic powder Substances 0.000 title claims abstract description 15
• 238000004519 manufacturing process Methods 0.000 title claims description 11
• 229910000859 α-Fe Inorganic materials 0.000 claims abstract description 17
• 239000000126 substance Substances 0.000 claims abstract description 9
• 238000007496 glass forming Methods 0.000 claims abstract description 4
• 239000000463 material Substances 0.000 claims description 10
• 239000010419 fine particle Substances 0.000 claims description 7
• 239000000203 mixture Substances 0.000 claims description 7
• 239000002253 acid Substances 0.000 claims description 3
• 238000001816 cooling Methods 0.000 claims description 3
• 238000002156 mixing Methods 0.000 claims description 3
• 238000002844 melting Methods 0.000 claims description 2
• 230000008018 melting Effects 0.000 claims description 2
• QTBSBXVTEAMEQO-UHFFFAOYSA-N Acetic acid Chemical compound CC(O)=O QTBSBXVTEAMEQO-UHFFFAOYSA-N 0.000 abstract description 12
• 239000000843 powder Substances 0.000 abstract description 2
• GWEVSGVZZGPLCZ-UHFFFAOYSA-N Titan oxide Chemical compound O=[Ti]=O GWEVSGVZZGPLCZ-UHFFFAOYSA-N 0.000 abstract 2
• 239000004615 ingredient Substances 0.000 abstract 2
• 238000010828 elution Methods 0.000 abstract 1
• JEIPFZHSYJVQDO-UHFFFAOYSA-N iron(III) oxide Inorganic materials O=[Fe]O[Fe]=O JEIPFZHSYJVQDO-UHFFFAOYSA-N 0.000 abstract 1
• XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 abstract 1
• NBIIXXVUZAFLBC-UHFFFAOYSA-N Phosphoric acid Chemical compound OP(O)(O)=O NBIIXXVUZAFLBC-UHFFFAOYSA-N 0.000 description 4
• 238000002425 crystallisation Methods 0.000 description 3
• 230000008025 crystallization Effects 0.000 description 3
• 238000009826 distribution Methods 0.000 description 3
• 239000002245 particle Substances 0.000 description 3
• 229910000147 aluminium phosphate Inorganic materials 0.000 description 2
• 239000013078 crystal Substances 0.000 description 2
• 230000000694 effects Effects 0.000 description 2
• 239000000284 extract Substances 0.000 description 2
• 238000010438 heat treatment Methods 0.000 description 2
• BASFCYQUMIYNBI-UHFFFAOYSA-N platinum Chemical compound [Pt] BASFCYQUMIYNBI-UHFFFAOYSA-N 0.000 description 2
• 238000010306 acid treatment Methods 0.000 description 1
• 150000007513 acids Chemical class 0.000 description 1
• QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 description 1
• 238000000576 coating method Methods 0.000 description 1
• 239000000470 constituent Substances 0.000 description 1
• 238000010586 diagram Methods 0.000 description 1
• 230000005389 magnetism Effects 0.000 description 1
• 238000000034 method Methods 0.000 description 1
• 229910052760 oxygen Inorganic materials 0.000 description 1
• 239000001301 oxygen Substances 0.000 description 1
• 238000012856 packing Methods 0.000 description 1
• 229910052697 platinum Inorganic materials 0.000 description 1
• 239000002994 raw material Substances 0.000 description 1
• 229920006395 saturated elastomer Polymers 0.000 description 1
• 238000005303 weighing Methods 0.000 description 1