CH260717A - Verfahren zur Herstellung eines magnetischen Kernes, und nach diesem Verfahren hergestellter magnetischer Kern. - Google Patents
Verfahren zur Herstellung eines magnetischen Kernes, und nach diesem Verfahren hergestellter magnetischer Kern.Info
- Publication number
- CH260717A CH260717A CH260717DA CH260717A CH 260717 A CH260717 A CH 260717A CH 260717D A CH260717D A CH 260717DA CH 260717 A CH260717 A CH 260717A
- Authority
- CH
- Switzerland
- Prior art keywords
- ferrite
- magnetic
- oxygen
- magnetic core
- frequency
- Prior art date
Links
- 238000000034 method Methods 0.000 title claims description 14
- 238000004519 manufacturing process Methods 0.000 title claims description 7
- 229910000859 α-Fe Inorganic materials 0.000 claims description 65
- 229910052760 oxygen Inorganic materials 0.000 claims description 37
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 claims description 36
- 239000001301 oxygen Substances 0.000 claims description 36
- 230000035699 permeability Effects 0.000 claims description 28
- 239000000203 mixture Substances 0.000 claims description 20
- 239000000696 magnetic material Substances 0.000 claims description 10
- 238000005245 sintering Methods 0.000 claims description 10
- 238000002360 preparation method Methods 0.000 claims description 7
- 229910001308 Zinc ferrite Inorganic materials 0.000 claims description 6
- 239000013078 crystal Substances 0.000 claims description 5
- WGEATSXPYVGFCC-UHFFFAOYSA-N zinc ferrite Chemical compound O=[Zn].O=[Fe]O[Fe]=O WGEATSXPYVGFCC-UHFFFAOYSA-N 0.000 claims description 5
- MYMOFIZGZYHOMD-UHFFFAOYSA-N Dioxygen Chemical compound O=O MYMOFIZGZYHOMD-UHFFFAOYSA-N 0.000 claims description 4
- 230000001419 dependent effect Effects 0.000 claims description 4
- 230000008569 process Effects 0.000 claims description 3
- 239000002245 particle Substances 0.000 claims 1
- 239000007858 starting material Substances 0.000 claims 1
- 239000000463 material Substances 0.000 description 12
- UQSXHKLRYXJYBZ-UHFFFAOYSA-N Iron oxide Chemical compound [Fe]=O UQSXHKLRYXJYBZ-UHFFFAOYSA-N 0.000 description 11
- 238000010438 heat treatment Methods 0.000 description 9
- 239000000047 product Substances 0.000 description 6
- 238000001816 cooling Methods 0.000 description 5
- XEEYBQQBJWHFJM-UHFFFAOYSA-N iron Substances [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 description 5
- XLOMVQKBTHCTTD-UHFFFAOYSA-N Zinc monoxide Chemical compound [Zn]=O XLOMVQKBTHCTTD-UHFFFAOYSA-N 0.000 description 4
- 235000013339 cereals Nutrition 0.000 description 3
- 229910052742 iron Inorganic materials 0.000 description 3
- 239000002244 precipitate Substances 0.000 description 3
- 230000008901 benefit Effects 0.000 description 2
- 238000006243 chemical reaction Methods 0.000 description 2
- 239000007795 chemical reaction product Substances 0.000 description 2
- 150000001875 compounds Chemical class 0.000 description 2
- 239000000470 constituent Substances 0.000 description 2
- 230000007423 decrease Effects 0.000 description 2
- 239000011872 intimate mixture Substances 0.000 description 2
- 229910044991 metal oxide Inorganic materials 0.000 description 2
- 150000004706 metal oxides Chemical class 0.000 description 2
- NQNBVCBUOCNRFZ-UHFFFAOYSA-N nickel ferrite Chemical compound [Ni]=O.O=[Fe]O[Fe]=O NQNBVCBUOCNRFZ-UHFFFAOYSA-N 0.000 description 2
- 230000009257 reactivity Effects 0.000 description 2
- 239000007787 solid Substances 0.000 description 2
- 239000000243 solution Substances 0.000 description 2
- 239000011787 zinc oxide Substances 0.000 description 2
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 description 1
- QPLDLSVMHZLSFG-UHFFFAOYSA-N Copper oxide Chemical compound [Cu]=O QPLDLSVMHZLSFG-UHFFFAOYSA-N 0.000 description 1
- 239000005751 Copper oxide Substances 0.000 description 1
- FYYHWMGAXLPEAU-UHFFFAOYSA-N Magnesium Chemical compound [Mg] FYYHWMGAXLPEAU-UHFFFAOYSA-N 0.000 description 1
- PWHULOQIROXLJO-UHFFFAOYSA-N Manganese Chemical compound [Mn] PWHULOQIROXLJO-UHFFFAOYSA-N 0.000 description 1
- ATJFFYVFTNAWJD-UHFFFAOYSA-N Tin Chemical compound [Sn] ATJFFYVFTNAWJD-UHFFFAOYSA-N 0.000 description 1
- 238000010521 absorption reaction Methods 0.000 description 1
- 239000002253 acid Substances 0.000 description 1
- 238000013459 approach Methods 0.000 description 1
- 230000004888 barrier function Effects 0.000 description 1
- 239000011230 binding agent Substances 0.000 description 1
- 230000015572 biosynthetic process Effects 0.000 description 1
- 230000006835 compression Effects 0.000 description 1
- 238000007906 compression Methods 0.000 description 1
- 229910052802 copper Inorganic materials 0.000 description 1
- 239000010949 copper Substances 0.000 description 1
- 229910000431 copper oxide Inorganic materials 0.000 description 1
- TVZPLCNGKSPOJA-UHFFFAOYSA-N copper zinc Chemical compound [Cu].[Zn] TVZPLCNGKSPOJA-UHFFFAOYSA-N 0.000 description 1
- 230000003247 decreasing effect Effects 0.000 description 1
- 230000001627 detrimental effect Effects 0.000 description 1
- 239000003989 dielectric material Substances 0.000 description 1
- 230000029142 excretion Effects 0.000 description 1
- 230000002349 favourable effect Effects 0.000 description 1
- 235000013312 flour Nutrition 0.000 description 1
- 238000000227 grinding Methods 0.000 description 1
- 230000001771 impaired effect Effects 0.000 description 1
- 230000006698 induction Effects 0.000 description 1
- 229910052749 magnesium Inorganic materials 0.000 description 1
- 239000011777 magnesium Substances 0.000 description 1
- CPLXHLVBOLITMK-UHFFFAOYSA-N magnesium oxide Inorganic materials [Mg]=O CPLXHLVBOLITMK-UHFFFAOYSA-N 0.000 description 1
- 239000000395 magnesium oxide Substances 0.000 description 1
- AXZKOIWUVFPNLO-UHFFFAOYSA-N magnesium;oxygen(2-) Chemical compound [O-2].[Mg+2] AXZKOIWUVFPNLO-UHFFFAOYSA-N 0.000 description 1
- 229910052748 manganese Inorganic materials 0.000 description 1
- 239000011572 manganese Substances 0.000 description 1
- 229910052751 metal Inorganic materials 0.000 description 1
- 239000002184 metal Substances 0.000 description 1
- 150000002739 metals Chemical class 0.000 description 1
- NDLPOXTZKUMGOV-UHFFFAOYSA-N oxo(oxoferriooxy)iron hydrate Chemical compound O.O=[Fe]O[Fe]=O NDLPOXTZKUMGOV-UHFFFAOYSA-N 0.000 description 1
- 230000002035 prolonged effect Effects 0.000 description 1
- 239000002994 raw material Substances 0.000 description 1
- 230000001105 regulatory effect Effects 0.000 description 1
- 150000003839 salts Chemical class 0.000 description 1
- 229920006395 saturated elastomer Polymers 0.000 description 1
- 238000010583 slow cooling Methods 0.000 description 1
- 239000006104 solid solution Substances 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 1
- 238000004804 winding Methods 0.000 description 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
-
- 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
- C04B35/2608—Compositions containing one or more ferrites of the group comprising manganese, zinc, nickel, copper or cobalt and one or more ferrites of the group comprising rare earth metals, alkali metals, alkaline earth metals or lead
- C04B35/2625—Compositions containing one or more ferrites of the group comprising manganese, zinc, nickel, copper or cobalt and one or more ferrites of the group comprising rare earth metals, alkali metals, alkaline earth metals or lead containing magnesium
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01F—MAGNETS; INDUCTANCES; TRANSFORMERS; SELECTION OF MATERIALS FOR THEIR MAGNETIC PROPERTIES
- H01F1/00—Magnets or magnetic bodies characterised by the magnetic materials therefor; Selection of materials for their magnetic properties
- H01F1/01—Magnets or magnetic bodies characterised by the magnetic materials therefor; Selection of materials for their magnetic properties of inorganic materials
- H01F1/03—Magnets or magnetic bodies characterised by the magnetic materials therefor; Selection of materials for their magnetic properties of inorganic materials characterised by their coercivity
- H01F1/12—Magnets or magnetic bodies characterised by the magnetic materials therefor; Selection of materials for their magnetic properties of inorganic materials characterised by their coercivity of soft-magnetic materials
- H01F1/34—Magnets or magnetic bodies characterised by the magnetic materials therefor; Selection of materials for their magnetic properties of inorganic materials characterised by their coercivity of soft-magnetic materials non-metallic substances, e.g. ferrites
- H01F1/342—Oxides
- H01F1/344—Ferrites, e.g. having a cubic spinel structure (X2+O)(Y23+O3), e.g. magnetite Fe3O4
Landscapes
- Engineering & Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- Ceramic Engineering (AREA)
- Manufacturing & Machinery (AREA)
- Materials Engineering (AREA)
- Structural Engineering (AREA)
- Organic Chemistry (AREA)
- Dispersion Chemistry (AREA)
- Power Engineering (AREA)
- Soft Magnetic Materials (AREA)
- Magnetic Ceramics (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| NL631886X | 1943-05-31 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CH260717A true CH260717A (de) | 1949-03-31 |
Family
ID=32733222
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CH260717D CH260717A (de) | 1943-05-31 | 1944-05-27 | Verfahren zur Herstellung eines magnetischen Kernes, und nach diesem Verfahren hergestellter magnetischer Kern. |
Country Status (4)
| Country | Link |
|---|---|
| CH (1) | CH260717A (fr) |
| DE (1) | DE976924C (fr) |
| FR (1) | FR904800A (fr) |
| GB (1) | GB631886A (fr) |
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE907995C (de) * | 1949-05-26 | 1954-04-01 | Steatite Res Corp | Ferromagnetisches, hauptsaechlich aus Eisenoxydverbindungen vom Magnetit-Typ bestehendes keramisches Material und seine Herstellung |
| DE958996C (de) * | 1950-05-27 | 1957-02-28 | Steatite Res Corp | Verfahren zur Herstellung ferromagnetischer, gegebenenfalls geformter Massen |
| DE1029952B (de) * | 1953-03-28 | 1958-05-14 | Siemens Ag | Verfahren zur Herstellung von magnetisierbaren Kernen aus Ferrit |
| DE1035810B (de) * | 1955-12-22 | 1958-08-07 | Western Electric Co | Verfahren zur Herstellung einer magnetischen Speichervorrichtung |
| DE970458C (de) * | 1950-05-10 | 1958-09-18 | Gen Electric | Weichmagnetisches Kernmaterial aus Nickel-Zink-Ferrit |
| FR2520143A1 (fr) * | 1982-01-19 | 1983-07-22 | Philips Nv | Tete magnetique en ferroferrite de zinc |
Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE975729C (de) * | 1948-12-22 | 1962-07-05 | Siemens Ag | Verfahren zur Herstellung von Ferritkernen |
| IT466564A (fr) * | 1950-05-23 |
Family Cites Families (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE226347C (fr) * | ||||
| DE227787C (fr) * | ||||
| US1946964A (en) * | 1933-07-11 | 1934-02-13 | Boonton Res Corp | Magnetic material and process of making the same |
| NL61937C (fr) * | 1941-10-24 | 1948-11-15 |
-
1944
- 1944-05-27 CH CH260717D patent/CH260717A/de unknown
- 1944-05-28 DE DEN2336D patent/DE976924C/de not_active Expired
- 1944-05-31 FR FR904800D patent/FR904800A/fr not_active Expired
-
1947
- 1947-01-03 GB GB234/47A patent/GB631886A/en not_active Expired
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE907995C (de) * | 1949-05-26 | 1954-04-01 | Steatite Res Corp | Ferromagnetisches, hauptsaechlich aus Eisenoxydverbindungen vom Magnetit-Typ bestehendes keramisches Material und seine Herstellung |
| DE970458C (de) * | 1950-05-10 | 1958-09-18 | Gen Electric | Weichmagnetisches Kernmaterial aus Nickel-Zink-Ferrit |
| DE958996C (de) * | 1950-05-27 | 1957-02-28 | Steatite Res Corp | Verfahren zur Herstellung ferromagnetischer, gegebenenfalls geformter Massen |
| DE1029952B (de) * | 1953-03-28 | 1958-05-14 | Siemens Ag | Verfahren zur Herstellung von magnetisierbaren Kernen aus Ferrit |
| DE1035810B (de) * | 1955-12-22 | 1958-08-07 | Western Electric Co | Verfahren zur Herstellung einer magnetischen Speichervorrichtung |
| FR2520143A1 (fr) * | 1982-01-19 | 1983-07-22 | Philips Nv | Tete magnetique en ferroferrite de zinc |
Also Published As
| Publication number | Publication date |
|---|---|
| DE976924C (de) | 1964-08-06 |
| GB631886A (en) | 1949-11-11 |
| FR904800A (fr) | 1945-11-15 |
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