JPH0468277B2 - - Google Patents
Info
- Publication number
- JPH0468277B2 JPH0468277B2 JP858486A JP858486A JPH0468277B2 JP H0468277 B2 JPH0468277 B2 JP H0468277B2 JP 858486 A JP858486 A JP 858486A JP 858486 A JP858486 A JP 858486A JP H0468277 B2 JPH0468277 B2 JP H0468277B2
- Authority
- JP
- Japan
- Prior art keywords
- ferrite
- polycrystalline
- iron oxide
- ferrite powder
- molded body
- 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
Links
- 229910000859 α-Fe Inorganic materials 0.000 claims description 365
- 239000000843 powder Substances 0.000 claims description 191
- UQSXHKLRYXJYBZ-UHFFFAOYSA-N Iron oxide Chemical compound [Fe]=O UQSXHKLRYXJYBZ-UHFFFAOYSA-N 0.000 claims description 180
- 239000013078 crystal Substances 0.000 claims description 149
- 239000002131 composite material Substances 0.000 claims description 93
- 239000002994 raw material Substances 0.000 claims description 47
- 239000011029 spinel Substances 0.000 claims description 43
- 229910052596 spinel Inorganic materials 0.000 claims description 43
- 238000010438 heat treatment Methods 0.000 claims description 38
- 229910004298 SiO 2 Inorganic materials 0.000 claims description 30
- 238000004519 manufacturing process Methods 0.000 claims description 20
- 238000010304 firing Methods 0.000 claims description 16
- 230000000977 initiatory effect Effects 0.000 claims description 15
- 238000002425 crystallisation Methods 0.000 claims description 9
- 230000008025 crystallization Effects 0.000 claims description 9
- 238000000465 moulding Methods 0.000 claims description 9
- 239000007858 starting material Substances 0.000 claims description 9
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 claims description 8
- 238000002156 mixing Methods 0.000 claims description 8
- 229910052742 iron Inorganic materials 0.000 claims description 5
- 239000010410 layer Substances 0.000 description 75
- 239000000463 material Substances 0.000 description 61
- 238000000034 method Methods 0.000 description 33
- 239000002245 particle Substances 0.000 description 26
- 239000000203 mixture Substances 0.000 description 20
- XLOMVQKBTHCTTD-UHFFFAOYSA-N Zinc monoxide Chemical compound [Zn]=O XLOMVQKBTHCTTD-UHFFFAOYSA-N 0.000 description 18
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 description 9
- 239000001301 oxygen Substances 0.000 description 9
- 229910052760 oxygen Inorganic materials 0.000 description 9
- 239000011787 zinc oxide Substances 0.000 description 9
- 229910018605 Ni—Zn Inorganic materials 0.000 description 7
- 239000012298 atmosphere Substances 0.000 description 7
- 230000007423 decrease Effects 0.000 description 4
- AMWRITDGCCNYAT-UHFFFAOYSA-L hydroxy(oxo)manganese;manganese Chemical compound [Mn].O[Mn]=O.O[Mn]=O AMWRITDGCCNYAT-UHFFFAOYSA-L 0.000 description 4
- 239000012299 nitrogen atmosphere Substances 0.000 description 4
- 238000007582 slurry-cast process Methods 0.000 description 4
- 239000011701 zinc Substances 0.000 description 4
- 238000001354 calcination Methods 0.000 description 3
- 238000007796 conventional method Methods 0.000 description 3
- 238000001816 cooling Methods 0.000 description 3
- 230000000694 effects Effects 0.000 description 3
- 238000011049 filling Methods 0.000 description 3
- 235000006748 manganese carbonate Nutrition 0.000 description 3
- 239000011656 manganese carbonate Substances 0.000 description 3
- 229940093474 manganese carbonate Drugs 0.000 description 3
- 229910000016 manganese(II) carbonate Inorganic materials 0.000 description 3
- XMWCXZJXESXBBY-UHFFFAOYSA-L manganese(ii) carbonate Chemical compound [Mn+2].[O-]C([O-])=O XMWCXZJXESXBBY-UHFFFAOYSA-L 0.000 description 3
- ATJFFYVFTNAWJD-UHFFFAOYSA-N Tin Chemical compound [Sn] ATJFFYVFTNAWJD-UHFFFAOYSA-N 0.000 description 2
- 239000006061 abrasive grain Substances 0.000 description 2
- 239000000853 adhesive Substances 0.000 description 2
- 230000001070 adhesive effect Effects 0.000 description 2
- 238000006243 chemical reaction Methods 0.000 description 2
- 238000005520 cutting process Methods 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 239000010432 diamond Substances 0.000 description 2
- 229910003460 diamond Inorganic materials 0.000 description 2
- 230000001747 exhibiting effect Effects 0.000 description 2
- 238000002474 experimental method Methods 0.000 description 2
- 229910000480 nickel oxide Inorganic materials 0.000 description 2
- GNRSAWUEBMWBQH-UHFFFAOYSA-N oxonickel Chemical compound [Ni]=O GNRSAWUEBMWBQH-UHFFFAOYSA-N 0.000 description 2
- 230000035699 permeability Effects 0.000 description 2
- 238000003825 pressing Methods 0.000 description 2
- 238000010298 pulverizing process Methods 0.000 description 2
- 238000003746 solid phase reaction Methods 0.000 description 2
- 238000012360 testing method Methods 0.000 description 2
- 230000000593 degrading effect Effects 0.000 description 1
- 230000006866 deterioration Effects 0.000 description 1
- 238000001035 drying Methods 0.000 description 1
- 238000007731 hot pressing Methods 0.000 description 1
- 230000002706 hydrostatic effect Effects 0.000 description 1
- 239000012535 impurity Substances 0.000 description 1
- 238000000462 isostatic pressing Methods 0.000 description 1
- QJGQUHMNIGDVPM-UHFFFAOYSA-N nitrogen group Chemical group [N] QJGQUHMNIGDVPM-UHFFFAOYSA-N 0.000 description 1
- 238000012545 processing Methods 0.000 description 1
- 239000002356 single layer Substances 0.000 description 1
Landscapes
- Crystals, And After-Treatments Of Crystals (AREA)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP858486A JPS62167296A (ja) | 1986-01-17 | 1986-01-17 | 単結晶・多結晶複合フエライト及びその製造法 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP858486A JPS62167296A (ja) | 1986-01-17 | 1986-01-17 | 単結晶・多結晶複合フエライト及びその製造法 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS62167296A JPS62167296A (ja) | 1987-07-23 |
| JPH0468277B2 true JPH0468277B2 (enrdf_load_stackoverflow) | 1992-10-30 |
Family
ID=11697054
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP858486A Granted JPS62167296A (ja) | 1986-01-17 | 1986-01-17 | 単結晶・多結晶複合フエライト及びその製造法 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS62167296A (enrdf_load_stackoverflow) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP3343014B2 (ja) * | 1996-01-08 | 2002-11-11 | 株式会社東芝 | 酸化物単結晶の製造方法 |
-
1986
- 1986-01-17 JP JP858486A patent/JPS62167296A/ja active Granted
Also Published As
| Publication number | Publication date |
|---|---|
| JPS62167296A (ja) | 1987-07-23 |
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