JPS6317775B2 - - Google Patents

Info

Publication number

JPS6317775B2

JPS6317775B2 JP54047407A JP4740779A JPS6317775B2 JP S6317775 B2 JPS6317775 B2 JP S6317775B2 JP 54047407 A JP54047407 A JP 54047407A JP 4740779 A JP4740779 A JP 4740779A JP S6317775 B2 JPS6317775 B2 JP S6317775B2

Authority

JP

Japan

Prior art keywords

ferrite

powder

less

particle size

metal

Prior art date

1979-04-18

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

Links

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• 229910000859 α-Fe Inorganic materials 0.000 claims description 22
• 239000002245 particle Substances 0.000 claims description 12
• 239000002184 metal Substances 0.000 claims description 11
• 229910052751 metal Inorganic materials 0.000 claims description 11
• 238000000034 method Methods 0.000 claims description 10
• 150000004703 alkoxides Chemical class 0.000 claims description 8
• 239000010419 fine particle Substances 0.000 claims description 7
• 229910052596 spinel Inorganic materials 0.000 claims description 6
• 239000011029 spinel Substances 0.000 claims description 6
• 238000004519 manufacturing process Methods 0.000 claims description 4
• 229910052742 iron Inorganic materials 0.000 claims description 2
• 229910052725 zinc Inorganic materials 0.000 claims description 2
• 125000000217 alkyl group Chemical group 0.000 claims 1
• 229910052759 nickel Inorganic materials 0.000 claims 1
• 239000000843 powder Substances 0.000 description 23
• 229910018605 Ni—Zn Inorganic materials 0.000 description 8
• 239000000203 mixture Substances 0.000 description 6
• 230000000694 effects Effects 0.000 description 5
• 230000007062 hydrolysis Effects 0.000 description 5
• 238000006460 hydrolysis reaction Methods 0.000 description 5
• 238000010438 heat treatment Methods 0.000 description 4
• 238000005245 sintering Methods 0.000 description 4
• 125000000954 2-hydroxyethyl group Chemical group [H]C([*])([H])C([H])([H])O[H] 0.000 description 2
• IJGRMHOSHXDMSA-UHFFFAOYSA-N Atomic nitrogen Chemical compound N#N IJGRMHOSHXDMSA-UHFFFAOYSA-N 0.000 description 2
• LFQSCWFLJHTTHZ-UHFFFAOYSA-N Ethanol Chemical compound CCO LFQSCWFLJHTTHZ-UHFFFAOYSA-N 0.000 description 2
• 230000003301 hydrolyzing effect Effects 0.000 description 2
• 229910044991 metal oxide Inorganic materials 0.000 description 2
• 150000004706 metal oxides Chemical class 0.000 description 2
• VHUUQVKOLVNVRT-UHFFFAOYSA-N Ammonium hydroxide Chemical compound [NH4+].[OH-] VHUUQVKOLVNVRT-UHFFFAOYSA-N 0.000 description 1
• BVKZGUZCCUSVTD-UHFFFAOYSA-L Carbonate Chemical compound [O-]C([O-])=O BVKZGUZCCUSVTD-UHFFFAOYSA-L 0.000 description 1
• 235000011114 ammonium hydroxide Nutrition 0.000 description 1
• 239000007864 aqueous solution Substances 0.000 description 1
• QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 description 1
• 150000004649 carbonic acid derivatives Chemical class 0.000 description 1
• 238000000975 co-precipitation Methods 0.000 description 1
• 150000001875 compounds Chemical class 0.000 description 1
• 239000000463 material Substances 0.000 description 1
• 229910052757 nitrogen Inorganic materials 0.000 description 1
• 239000001301 oxygen Substances 0.000 description 1
• 229910052760 oxygen Inorganic materials 0.000 description 1
• 239000002244 precipitate Substances 0.000 description 1
• 125000002572 propoxy group Chemical group [*]OC([H])([H])C(C([H])([H])[H])([H])[H] 0.000 description 1
• 239000002994 raw material Substances 0.000 description 1
• 150000003839 salts Chemical class 0.000 description 1
• 239000007858 starting material Substances 0.000 description 1
• XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 1