GB1479762A - Low coercivity euhedral ferrites and process for making same - Google Patents
Low coercivity euhedral ferrites and process for making sameInfo
- Publication number
- GB1479762A GB1479762A GB2570874A GB2570874A GB1479762A GB 1479762 A GB1479762 A GB 1479762A GB 2570874 A GB2570874 A GB 2570874A GB 2570874 A GB2570874 A GB 2570874A GB 1479762 A GB1479762 A GB 1479762A
- Authority
- GB
- United Kingdom
- Prior art keywords
- mixtures
- alpha
- crystals
- ferric oxide
- oxide
- 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 title abstract 4
- 239000000203 mixture Substances 0.000 abstract 10
- UQSXHKLRYXJYBZ-UHFFFAOYSA-N iron oxide Inorganic materials [Fe]=O UQSXHKLRYXJYBZ-UHFFFAOYSA-N 0.000 abstract 6
- 229910052788 barium Inorganic materials 0.000 abstract 5
- 239000013078 crystal Substances 0.000 abstract 5
- NDLPOXTZKUMGOV-UHFFFAOYSA-N oxo(oxoferriooxy)iron hydrate Chemical compound O.O=[Fe]O[Fe]=O NDLPOXTZKUMGOV-UHFFFAOYSA-N 0.000 abstract 5
- 229910052712 strontium Inorganic materials 0.000 abstract 5
- 229910052745 lead Inorganic materials 0.000 abstract 4
- 230000004907 flux Effects 0.000 abstract 3
- 238000010438 heat treatment Methods 0.000 abstract 3
- 239000002243 precursor Substances 0.000 abstract 3
- 150000003841 chloride salts Chemical class 0.000 abstract 2
- 239000007791 liquid phase Substances 0.000 abstract 2
- 239000002245 particle Substances 0.000 abstract 2
- DGAQECJNVWCQMB-PUAWFVPOSA-M Ilexoside XXIX Chemical compound C[C@@H]1CC[C@@]2(CC[C@@]3(C(=CC[C@H]4[C@]3(CC[C@@H]5[C@@]4(CC[C@@H](C5(C)C)OS(=O)(=O)[O-])C)C)[C@@H]2[C@]1(C)O)C)C(=O)O[C@H]6[C@@H]([C@H]([C@@H]([C@H](O6)CO)O)O)O.[Na+] DGAQECJNVWCQMB-PUAWFVPOSA-M 0.000 abstract 1
- ZLMJMSJWJFRBEC-UHFFFAOYSA-N Potassium Chemical compound [K] ZLMJMSJWJFRBEC-UHFFFAOYSA-N 0.000 abstract 1
- DSAJWYNOEDNPEQ-UHFFFAOYSA-N barium atom Chemical compound [Ba] DSAJWYNOEDNPEQ-UHFFFAOYSA-N 0.000 abstract 1
- 150000003842 bromide salts Chemical class 0.000 abstract 1
- 239000007795 chemical reaction product Substances 0.000 abstract 1
- 239000004615 ingredient Substances 0.000 abstract 1
- 150000004694 iodide salts Chemical class 0.000 abstract 1
- 230000005415 magnetization Effects 0.000 abstract 1
- 238000004519 manufacturing process Methods 0.000 abstract 1
- 239000000155 melt Substances 0.000 abstract 1
- 238000005065 mining Methods 0.000 abstract 1
- 229910052700 potassium Inorganic materials 0.000 abstract 1
- 239000011591 potassium Substances 0.000 abstract 1
- 229910052708 sodium Inorganic materials 0.000 abstract 1
- 239000011734 sodium Substances 0.000 abstract 1
- CIOAGBVUUVVLOB-UHFFFAOYSA-N strontium atom Chemical compound [Sr] CIOAGBVUUVVLOB-UHFFFAOYSA-N 0.000 abstract 1
Classifications
-
- C—CHEMISTRY; METALLURGY
- C04—CEMENTS; CONCRETE; ARTIFICIAL STONE; CERAMICS; REFRACTORIES
- C04B—LIME, MAGNESIA; SLAG; CEMENTS; COMPOSITIONS THEREOF, e.g. MORTARS, CONCRETE OR LIKE BUILDING MATERIALS; ARTIFICIAL STONE; CERAMICS; REFRACTORIES; TREATMENT OF NATURAL STONE
- C04B35/00—Shaped ceramic products characterised by their composition; Ceramics compositions; Processing powders of inorganic compounds preparatory to the manufacturing of ceramic products
- C04B35/01—Shaped ceramic products characterised by their composition; Ceramics compositions; Processing powders of inorganic compounds preparatory to the manufacturing of ceramic products based on oxide ceramics
- C04B35/26—Shaped ceramic products characterised by their composition; Ceramics compositions; Processing powders of inorganic compounds preparatory to the manufacturing of ceramic products based on oxide ceramics based on ferrites
- C04B35/2683—Other ferrites containing alkaline earth metals or lead
Landscapes
- Engineering & Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- Ceramic Engineering (AREA)
- Manufacturing & Machinery (AREA)
- Materials Engineering (AREA)
- Structural Engineering (AREA)
- Organic Chemistry (AREA)
- Hard Magnetic Materials (AREA)
- Magnetic Ceramics (AREA)
- Compounds Of Iron (AREA)
- Manufacturing Of Magnetic Record Carriers (AREA)
- Magnetic Record Carriers (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US36850073A | 1973-06-11 | 1973-06-11 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| GB1479762A true GB1479762A (en) | 1977-07-13 |
Family
ID=23451501
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| GB2570874A Expired GB1479762A (en) | 1973-06-11 | 1974-06-10 | Low coercivity euhedral ferrites and process for making same |
Country Status (5)
| Country | Link |
|---|---|
| JP (1) | JPS5032498A (enrdf_load_stackoverflow) |
| DE (1) | DE2428004A1 (enrdf_load_stackoverflow) |
| FR (1) | FR2232521A1 (enrdf_load_stackoverflow) |
| GB (1) | GB1479762A (enrdf_load_stackoverflow) |
| IT (1) | IT1013436B (enrdf_load_stackoverflow) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114409392A (zh) * | 2022-01-21 | 2022-04-29 | 电子科技大学 | 一种高剩磁比低损耗复合六角铁氧体材料及其制备方法 |
Families Citing this family (12)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE2446645A1 (de) * | 1974-09-30 | 1976-04-15 | Shell Int Research | Verfahren zur herstellung eines metallferrits und verwendung des hergestellten metallferrits als keramischer magnet |
| JPS5827212B2 (ja) * | 1979-06-08 | 1983-06-08 | 同和鉱業株式会社 | ６方晶フエライトの乾式製造法 |
| JPS6015575B2 (ja) * | 1980-03-21 | 1985-04-20 | 株式会社東芝 | 磁気記録用磁性粉の製造方法 |
| JPS56124181U (enrdf_load_stackoverflow) * | 1980-02-23 | 1981-09-21 | ||
| JPS6015577B2 (ja) * | 1980-05-27 | 1985-04-20 | 株式会社東芝 | 磁気記録用磁性粉の製造方法 |
| JPS5798134A (en) * | 1980-12-11 | 1982-06-18 | Fuji Photo Film Co Ltd | Magnetic recording body |
| GB2173811B (en) * | 1985-04-05 | 1988-08-24 | Tdk Corp | Magnetic recording medium |
| JPS63156018A (ja) * | 1986-08-08 | 1988-06-29 | Ube Ind Ltd | フエライト粉末の製造方法 |
| JP2532098Y2 (ja) * | 1990-10-12 | 1997-04-09 | 株式会社タダノ | 作業車の検出器 |
| JPH056744A (ja) * | 1991-06-26 | 1993-01-14 | Victor Co Of Japan Ltd | 電磁フオーカス装置 |
| US5306592A (en) * | 1992-10-29 | 1994-04-26 | Eastman Kodak Company | Method of preparing electrographic magnetic carrier particles |
| US5268249A (en) * | 1992-10-29 | 1993-12-07 | Eastman Kodak Company | Magnetic carrier particles |
-
1974
- 1974-06-10 FR FR7419900A patent/FR2232521A1/fr not_active Withdrawn
- 1974-06-10 JP JP49065880A patent/JPS5032498A/ja active Pending
- 1974-06-10 DE DE19742428004 patent/DE2428004A1/de active Pending
- 1974-06-10 IT IT5147674A patent/IT1013436B/it active
- 1974-06-10 GB GB2570874A patent/GB1479762A/en not_active Expired
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114409392A (zh) * | 2022-01-21 | 2022-04-29 | 电子科技大学 | 一种高剩磁比低损耗复合六角铁氧体材料及其制备方法 |
Also Published As
| Publication number | Publication date |
|---|---|
| FR2232521A1 (enrdf_load_stackoverflow) | 1975-01-03 |
| IT1013436B (it) | 1977-03-30 |
| DE2428004A1 (de) | 1975-01-02 |
| JPS5032498A (enrdf_load_stackoverflow) | 1975-03-29 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| GB1479762A (en) | Low coercivity euhedral ferrites and process for making same | |
| US2715109A (en) | Ferromagnetic ceramic materials with hysteresis loops of rectangular shape | |
| US2565111A (en) | Ceramic magnetic material with a small temperature coefficient | |
| GB1273419A (en) | Process for producing ceramic materials | |
| GB1362720A (en) | Flexible permanent magnet | |
| JPS5792527A (en) | Preparation of needle-like ferric oxide | |
| GB1143448A (en) | Improvements in or relating to manganese-zinc-ferrites | |
| GB1315391A (en) | Radiographic contrast media | |
| US4025449A (en) | Process to produce barium and strontium ferrite | |
| JPS5746952A (en) | 4'-(beta-alkyloxyethoxy)-4-cyanobiphenyl | |
| JPS5734022A (en) | Production of magnesium oxide | |
| GB839860A (en) | Improvements in or relating to ferromagnetic ferrite materials | |
| GB1496890A (en) | Manufacture of magnetic materials which exhibit exchange anisotropy | |
| GB1105788A (en) | Improvements relating to ferrimagnetic materials | |
| JPS56109820A (en) | Manufacture of magnesium hydroxide | |
| GB1281112A (en) | A method of preparing catalysts | |
| GB1317250A (en) | Ferrite materials | |
| GB1060598A (en) | Ferromagnetic cores and processes for the preparation thereof | |
| GB1022969A (en) | Method of producing a permanent magnet material | |
| US4259197A (en) | Process of preparing ferrite powders | |
| GB1256205A (en) | Improvements in and relating to the making of lithium ferrites | |
| US3039966A (en) | Square loop ferromagnetic material | |
| JPS59174573A (ja) | 酸化物永久磁石用磁性材料 | |
| GB1355779A (en) | Lithium titanium bismuth cobalt ferrites | |
| SU1733195A1 (ru) | Способ получени стронциевого ферритового порошка дл магнитопластов |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PS | Patent sealed | ||
| PCNP | Patent ceased through non-payment of renewal fee |