DE831672C - Material mit wrtvollen elektromagnetischen Eigenschaften und Verfahren zu desen Herstellung - Google Patents
Material mit wrtvollen elektromagnetischen Eigenschaften und Verfahren zu desen HerstellungInfo
- Publication number
- DE831672C DE831672C DEN773A DEN0000773A DE831672C DE 831672 C DE831672 C DE 831672C DE N773 A DEN773 A DE N773A DE N0000773 A DEN0000773 A DE N0000773A DE 831672 C DE831672 C DE 831672C
- Authority
- DE
- Germany
- Prior art keywords
- oxide
- sintered
- temperature
- lithium
- valuable
- 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
- 239000000463 material Substances 0.000 title claims description 16
- 238000000034 method Methods 0.000 title claims description 5
- XLOMVQKBTHCTTD-UHFFFAOYSA-N Zinc monoxide Chemical compound [Zn]=O XLOMVQKBTHCTTD-UHFFFAOYSA-N 0.000 claims description 14
- UQSXHKLRYXJYBZ-UHFFFAOYSA-N iron oxide Inorganic materials [Fe]=O UQSXHKLRYXJYBZ-UHFFFAOYSA-N 0.000 claims description 14
- 239000000203 mixture Substances 0.000 claims description 12
- 150000001875 compounds Chemical class 0.000 claims description 9
- 229910052742 iron Inorganic materials 0.000 claims description 9
- 239000013078 crystal Substances 0.000 claims description 8
- NDLPOXTZKUMGOV-UHFFFAOYSA-N oxo(oxoferriooxy)iron hydrate Chemical compound O.O=[Fe]O[Fe]=O NDLPOXTZKUMGOV-UHFFFAOYSA-N 0.000 claims description 8
- 239000011787 zinc oxide Substances 0.000 claims description 7
- FUJCRWPEOMXPAD-UHFFFAOYSA-N lithium oxide Chemical compound [Li+].[Li+].[O-2] FUJCRWPEOMXPAD-UHFFFAOYSA-N 0.000 claims description 6
- 229910001947 lithium oxide Inorganic materials 0.000 claims description 6
- 238000004519 manufacturing process Methods 0.000 claims description 6
- 238000005245 sintering Methods 0.000 claims description 6
- 239000007795 chemical reaction product Substances 0.000 claims description 4
- 229910052596 spinel Inorganic materials 0.000 claims description 3
- 239000011029 spinel Substances 0.000 claims description 3
- 150000002642 lithium compounds Chemical class 0.000 claims description 2
- JXGGISJJMPYXGJ-UHFFFAOYSA-N lithium;oxido(oxo)iron Chemical compound [Li+].[O-][Fe]=O JXGGISJJMPYXGJ-UHFFFAOYSA-N 0.000 claims 1
- UHOVQNZJYSORNB-UHFFFAOYSA-N Benzene Chemical compound C1=CC=CC=C1 UHOVQNZJYSORNB-UHFFFAOYSA-N 0.000 description 21
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 description 13
- 238000002360 preparation method Methods 0.000 description 8
- XGZVUEUWXADBQD-UHFFFAOYSA-L lithium carbonate Chemical compound [Li+].[Li+].[O-]C([O-])=O XGZVUEUWXADBQD-UHFFFAOYSA-L 0.000 description 7
- 229910052808 lithium carbonate Inorganic materials 0.000 description 7
- 230000035699 permeability Effects 0.000 description 7
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 description 6
- 239000001301 oxygen Substances 0.000 description 6
- 229910052760 oxygen Inorganic materials 0.000 description 6
- 229910001308 Zinc ferrite Inorganic materials 0.000 description 5
- LFQSCWFLJHTTHZ-UHFFFAOYSA-N Ethanol Chemical compound CCO LFQSCWFLJHTTHZ-UHFFFAOYSA-N 0.000 description 4
- WGEATSXPYVGFCC-UHFFFAOYSA-N zinc ferrite Chemical compound O=[Zn].O=[Fe]O[Fe]=O WGEATSXPYVGFCC-UHFFFAOYSA-N 0.000 description 4
- 238000001816 cooling Methods 0.000 description 2
- 229910052744 lithium Inorganic materials 0.000 description 2
- 239000007787 solid Substances 0.000 description 2
- 239000011701 zinc Substances 0.000 description 2
- MYLBTCQBKAKUTJ-UHFFFAOYSA-N 7-methyl-6,8-bis(methylsulfanyl)pyrrolo[1,2-a]pyrazine Chemical compound C1=CN=CC2=C(SC)C(C)=C(SC)N21 MYLBTCQBKAKUTJ-UHFFFAOYSA-N 0.000 description 1
- 229910010584 LiFeO2 Inorganic materials 0.000 description 1
- WHXSMMKQMYFTQS-UHFFFAOYSA-N Lithium Chemical compound [Li] WHXSMMKQMYFTQS-UHFFFAOYSA-N 0.000 description 1
- 230000015572 biosynthetic process Effects 0.000 description 1
- 230000008020 evaporation Effects 0.000 description 1
- 238000001704 evaporation Methods 0.000 description 1
- 230000002349 favourable effect Effects 0.000 description 1
- 239000007789 gas Substances 0.000 description 1
- 238000005259 measurement Methods 0.000 description 1
- 239000002184 metal Substances 0.000 description 1
- 229910052751 metal Inorganic materials 0.000 description 1
- 239000000047 product Substances 0.000 description 1
- 239000002994 raw material Substances 0.000 description 1
- 238000000859 sublimation Methods 0.000 description 1
- 230000008022 sublimation Effects 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
- 229910000859 α-Fe Inorganic materials 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
- 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
- C04B35/2616—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 lithium
-
- 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
- C04B35/265—Compositions containing one or more ferrites of the group comprising manganese or zinc and one or more ferrites of the group comprising nickel, copper or cobalt
Landscapes
- Chemical & Material Sciences (AREA)
- Engineering & Computer Science (AREA)
- Ceramic Engineering (AREA)
- Materials Engineering (AREA)
- Manufacturing & Machinery (AREA)
- Structural Engineering (AREA)
- Organic Chemistry (AREA)
- Soft Magnetic Materials (AREA)
- Magnetic Ceramics (AREA)
- Compounds Of Iron (AREA)
- Paints Or Removers (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| NL146177 | 1949-04-28 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| DE831672C true DE831672C (de) | 1952-03-20 |
Family
ID=32678014
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| DEN773A Expired DE831672C (de) | 1949-04-28 | 1950-04-25 | Material mit wrtvollen elektromagnetischen Eigenschaften und Verfahren zu desen Herstellung |
Country Status (7)
| Country | Link |
|---|---|
| US (1) | US2751353A (en:Method) |
| BE (1) | BE495355A (en:Method) |
| CH (1) | CH287007A (en:Method) |
| DE (1) | DE831672C (en:Method) |
| FR (1) | FR1016734A (en:Method) |
| GB (1) | GB696216A (en:Method) |
| NL (1) | NL77389C (en:Method) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE969525C (de) * | 1953-12-21 | 1958-06-12 | Philips Nv | Verfahren zur Herstellung eines Ferritwerkstoffes fuer Magnetkerne, die eine nahezu rechteckfoermige Hystereseschleife aufweisen |
| DE977603C (de) * | 1953-12-21 | 1967-07-20 | Philips Nv | Verfahren zur Herstellung eines Ferritwerkstoffes fuer Magnetkerne, die eine nahezu rechteckfoermige Hystereseschleife aufweisen |
Families Citing this family (12)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3002929A (en) * | 1956-05-01 | 1961-10-03 | Bell Telephone Labor Inc | Process for making composite ferrites |
| US3038860A (en) * | 1956-12-20 | 1962-06-12 | Francis E Vinal | Lithium nickel ferrites |
| US2986523A (en) * | 1957-05-02 | 1961-05-30 | Philips Corp | Modified lithium ferrite |
| US2962345A (en) * | 1957-11-29 | 1960-11-29 | Du Pont | Fluorine-containing ferromagnetic material |
| US3047505A (en) * | 1959-05-07 | 1962-07-31 | Rca Corp | Magnetic recording media |
| US3065182A (en) * | 1959-11-17 | 1962-11-20 | Ibm | Low flux density ferromagnetic material |
| NL273242A (en:Method) * | 1962-01-05 | |||
| GB989389A (en) * | 1962-01-12 | 1965-04-14 | Rca Corp | Ferromagnetic ferrite core and method of manufacture thereof |
| US3370011A (en) * | 1963-08-02 | 1968-02-20 | Hitachi Ltd | Lithium magnesium ferrite memory core material |
| US3483126A (en) * | 1968-05-15 | 1969-12-09 | Union Carbide Corp | Ferrite materials containing titanium or manganese |
| NL170678C (nl) * | 1970-06-26 | 1982-12-01 | Philips Nv | Werkwijze ter vervaardiging van een uit een zacht-magnetisch ferriet bestaande magneetkern. |
| US4202702A (en) * | 1978-12-26 | 1980-05-13 | Ferro Corporation | Inorganic pigment comprising a solid solution of differing spinels |
Family Cites Families (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US2452529A (en) * | 1941-10-24 | 1948-10-26 | Hartford Nat Bank & Trust Co | Magnet core |
| US2452530A (en) * | 1943-05-15 | 1948-10-26 | Hartford Nat Bank & Trust Co | Magnetic core |
| US2549089A (en) * | 1948-12-15 | 1951-04-17 | Rca Corp | Mixed ferrite compositions, including lithium ferrite |
-
1949
- 1949-04-28 NL NL77389D patent/NL77389C/xx active
-
1950
- 1950-04-11 US US155175A patent/US2751353A/en not_active Expired - Lifetime
- 1950-04-25 GB GB10153/50A patent/GB696216A/en not_active Expired
- 1950-04-25 DE DEN773A patent/DE831672C/de not_active Expired
- 1950-04-26 BE BE495355D patent/BE495355A/xx unknown
- 1950-04-26 CH CH287007D patent/CH287007A/de unknown
- 1950-04-26 FR FR1016734D patent/FR1016734A/fr not_active Expired
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE969525C (de) * | 1953-12-21 | 1958-06-12 | Philips Nv | Verfahren zur Herstellung eines Ferritwerkstoffes fuer Magnetkerne, die eine nahezu rechteckfoermige Hystereseschleife aufweisen |
| DE977603C (de) * | 1953-12-21 | 1967-07-20 | Philips Nv | Verfahren zur Herstellung eines Ferritwerkstoffes fuer Magnetkerne, die eine nahezu rechteckfoermige Hystereseschleife aufweisen |
Also Published As
| Publication number | Publication date |
|---|---|
| NL77389C (en:Method) | 1955-02-15 |
| FR1016734A (fr) | 1952-11-20 |
| BE495355A (en:Method) | 1950-10-26 |
| US2751353A (en) | 1956-06-19 |
| CH287007A (de) | 1952-11-15 |
| GB696216A (en) | 1953-08-26 |
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