JPS643828B2 - - Google Patents
Info
- Publication number
- JPS643828B2 JPS643828B2 JP58206707A JP20670783A JPS643828B2 JP S643828 B2 JPS643828 B2 JP S643828B2 JP 58206707 A JP58206707 A JP 58206707A JP 20670783 A JP20670783 A JP 20670783A JP S643828 B2 JPS643828 B2 JP S643828B2
- Authority
- JP
- Japan
- Prior art keywords
- tio
- mgo
- magnetic
- cao
- thermal expansion
- 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
- 239000000203 mixture Substances 0.000 claims description 27
- 229910010413 TiO 2 Inorganic materials 0.000 claims description 25
- 229910015902 Bi 2 O 3 Inorganic materials 0.000 claims description 6
- 239000000919 ceramic Substances 0.000 claims description 6
- 229910052747 lanthanoid Inorganic materials 0.000 claims description 4
- 150000002602 lanthanoids Chemical class 0.000 claims description 4
- 230000003647 oxidation Effects 0.000 claims description 3
- 238000007254 oxidation reaction Methods 0.000 claims description 3
- 229910000311 lanthanide oxide Inorganic materials 0.000 claims 1
- 229910000859 α-Fe Inorganic materials 0.000 description 15
- 229910052573 porcelain Inorganic materials 0.000 description 13
- 239000011521 glass Substances 0.000 description 12
- 239000000463 material Substances 0.000 description 10
- GWEVSGVZZGPLCZ-UHFFFAOYSA-N Titan oxide Chemical compound O=[Ti]=O GWEVSGVZZGPLCZ-UHFFFAOYSA-N 0.000 description 6
- 239000013078 crystal Substances 0.000 description 6
- 238000003466 welding Methods 0.000 description 5
- 238000005245 sintering Methods 0.000 description 4
- 239000011162 core material Substances 0.000 description 3
- 239000000696 magnetic material Substances 0.000 description 3
- 230000000052 comparative effect Effects 0.000 description 2
- 230000007423 decrease Effects 0.000 description 2
- 238000004519 manufacturing process Methods 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 239000011148 porous material Substances 0.000 description 2
- 239000004372 Polyvinyl alcohol Substances 0.000 description 1
- 229910001035 Soft ferrite Inorganic materials 0.000 description 1
- 239000000654 additive Substances 0.000 description 1
- 239000011230 binding agent Substances 0.000 description 1
- ODINCKMPIJJUCX-UHFFFAOYSA-N calcium oxide Inorganic materials [Ca]=O ODINCKMPIJJUCX-UHFFFAOYSA-N 0.000 description 1
- 229910052681 coesite Inorganic materials 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 229910052906 cristobalite Inorganic materials 0.000 description 1
- 230000006866 deterioration Effects 0.000 description 1
- 238000005469 granulation Methods 0.000 description 1
- 230000003179 granulation Effects 0.000 description 1
- 239000007791 liquid phase Substances 0.000 description 1
- CPLXHLVBOLITMK-UHFFFAOYSA-N magnesium oxide Inorganic materials [Mg]=O CPLXHLVBOLITMK-UHFFFAOYSA-N 0.000 description 1
- 239000006247 magnetic powder Substances 0.000 description 1
- 238000005259 measurement Methods 0.000 description 1
- 238000000465 moulding Methods 0.000 description 1
- 239000002245 particle Substances 0.000 description 1
- 230000035699 permeability Effects 0.000 description 1
- 229920002451 polyvinyl alcohol Polymers 0.000 description 1
- 230000001737 promoting effect Effects 0.000 description 1
- 239000002994 raw material Substances 0.000 description 1
- 239000000377 silicon dioxide Substances 0.000 description 1
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N silicon dioxide Inorganic materials O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 description 1
- 235000012239 silicon dioxide Nutrition 0.000 description 1
- 125000006850 spacer group Chemical group 0.000 description 1
- 229910052682 stishovite Inorganic materials 0.000 description 1
- 229910052905 tridymite Inorganic materials 0.000 description 1
Landscapes
- Compositions Of Oxide Ceramics (AREA)
- Adjustment Of The Magnetic Head Position Track Following On Tapes (AREA)
- Magnetic Heads (AREA)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP58206707A JPS60103076A (ja) | 1983-11-02 | 1983-11-02 | 磁気ヘツド用磁器組成物 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP58206707A JPS60103076A (ja) | 1983-11-02 | 1983-11-02 | 磁気ヘツド用磁器組成物 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS60103076A JPS60103076A (ja) | 1985-06-07 |
| JPS643828B2 true JPS643828B2 (pt-PT) | 1989-01-23 |
Family
ID=16527781
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP58206707A Granted JPS60103076A (ja) | 1983-11-02 | 1983-11-02 | 磁気ヘツド用磁器組成物 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS60103076A (pt-PT) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE3604739A1 (de) * | 1986-02-14 | 1987-08-20 | Wacker Chemitronic | Mehrblattinnenlochsaege fuer das zersaegen von kristallstaeben sowie vermittels dieser saege durchgefuehrte trennverfahren |
Family Cites Families (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS58139322A (ja) * | 1982-02-10 | 1983-08-18 | Matsushita Electric Ind Co Ltd | 磁気ヘツド止め具用磁器組成物 |
-
1983
- 1983-11-02 JP JP58206707A patent/JPS60103076A/ja active Granted
Also Published As
| Publication number | Publication date |
|---|---|
| JPS60103076A (ja) | 1985-06-07 |
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