CH387820A - Verfahren zur Herstellung eines mindestens teilweise aus ferromagnetischen Kristallen bestehenden ferromagnetischen Materials - Google Patents
Verfahren zur Herstellung eines mindestens teilweise aus ferromagnetischen Kristallen bestehenden ferromagnetischen MaterialsInfo
- Publication number
- CH387820A CH387820A CH5172157A CH5172157A CH387820A CH 387820 A CH387820 A CH 387820A CH 5172157 A CH5172157 A CH 5172157A CH 5172157 A CH5172157 A CH 5172157A CH 387820 A CH387820 A CH 387820A
- Authority
- CH
- Switzerland
- Prior art keywords
- sep
- crystals
- ferromagnetic
- magnetization
- formula
- Prior art date
Links
- 239000013078 crystal Substances 0.000 title claims description 51
- 230000005294 ferromagnetic effect Effects 0.000 title claims description 18
- 238000004519 manufacturing process Methods 0.000 title claims description 9
- 239000003302 ferromagnetic material Substances 0.000 title claims description 7
- 238000000034 method Methods 0.000 title claims description 7
- 239000000463 material Substances 0.000 claims description 27
- 239000000203 mixture Substances 0.000 claims description 24
- 230000005415 magnetization Effects 0.000 claims description 16
- 150000001875 compounds Chemical class 0.000 claims description 12
- 239000002184 metal Substances 0.000 claims description 8
- 229910052751 metal Inorganic materials 0.000 claims description 8
- 150000002739 metals Chemical class 0.000 claims description 7
- 238000010438 heat treatment Methods 0.000 claims description 6
- 229910052742 iron Inorganic materials 0.000 claims description 2
- 229910052749 magnesium Inorganic materials 0.000 claims description 2
- 229910052759 nickel Inorganic materials 0.000 claims description 2
- 239000000126 substance Substances 0.000 claims description 2
- 229910052725 zinc Inorganic materials 0.000 claims description 2
- 241000349731 Afzelia bipindensis Species 0.000 claims 1
- 230000001419 dependent effect Effects 0.000 claims 1
- LFQSCWFLJHTTHZ-UHFFFAOYSA-N Ethanol Chemical compound CCO LFQSCWFLJHTTHZ-UHFFFAOYSA-N 0.000 description 18
- 230000035699 permeability Effects 0.000 description 18
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 description 15
- 239000001301 oxygen Substances 0.000 description 15
- 229910052760 oxygen Inorganic materials 0.000 description 15
- AYJRCSIUFZENHW-UHFFFAOYSA-L barium carbonate Inorganic materials [Ba+2].[O-]C([O-])=O AYJRCSIUFZENHW-UHFFFAOYSA-L 0.000 description 14
- 230000005291 magnetic effect Effects 0.000 description 12
- 239000007795 chemical reaction product Substances 0.000 description 11
- JEIPFZHSYJVQDO-UHFFFAOYSA-N iron(III) oxide Inorganic materials O=[Fe]O[Fe]=O JEIPFZHSYJVQDO-UHFFFAOYSA-N 0.000 description 11
- XLOMVQKBTHCTTD-UHFFFAOYSA-N zinc oxide Inorganic materials [Zn]=O XLOMVQKBTHCTTD-UHFFFAOYSA-N 0.000 description 11
- 229910000001 cobalt(II) carbonate Inorganic materials 0.000 description 10
- 235000019441 ethanol Nutrition 0.000 description 9
- 238000005245 sintering Methods 0.000 description 9
- 239000011230 binding agent Substances 0.000 description 8
- 239000000843 powder Substances 0.000 description 8
- 238000001035 drying Methods 0.000 description 7
- 239000000047 product Substances 0.000 description 7
- 229910052596 spinel Inorganic materials 0.000 description 6
- 239000011029 spinel Substances 0.000 description 6
- 229910000859 α-Fe Inorganic materials 0.000 description 6
- 150000002500 ions Chemical class 0.000 description 5
- 229910044991 metal oxide Inorganic materials 0.000 description 5
- 150000004706 metal oxides Chemical class 0.000 description 5
- CSCPPACGZOOCGX-UHFFFAOYSA-N Acetone Chemical compound CC(C)=O CSCPPACGZOOCGX-UHFFFAOYSA-N 0.000 description 4
- CWYNVVGOOAEACU-UHFFFAOYSA-N Fe2+ Chemical compound [Fe+2] CWYNVVGOOAEACU-UHFFFAOYSA-N 0.000 description 4
- 239000002245 particle Substances 0.000 description 4
- VTLYFUHAOXGGBS-UHFFFAOYSA-N Fe3+ Chemical compound [Fe+3] VTLYFUHAOXGGBS-UHFFFAOYSA-N 0.000 description 3
- 229910001448 ferrous ion Inorganic materials 0.000 description 3
- CPLXHLVBOLITMK-UHFFFAOYSA-N magnesium oxide Inorganic materials [Mg]=O CPLXHLVBOLITMK-UHFFFAOYSA-N 0.000 description 3
- 239000002075 main ingredient Substances 0.000 description 3
- 238000005259 measurement Methods 0.000 description 3
- GNRSAWUEBMWBQH-UHFFFAOYSA-N nickel(II) oxide Inorganic materials [Ni]=O GNRSAWUEBMWBQH-UHFFFAOYSA-N 0.000 description 3
- IJGRMHOSHXDMSA-UHFFFAOYSA-N Atomic nitrogen Chemical compound N#N IJGRMHOSHXDMSA-UHFFFAOYSA-N 0.000 description 2
- VTYYLEPIZMXCLO-UHFFFAOYSA-L Calcium carbonate Chemical compound [Ca+2].[O-]C([O-])=O VTYYLEPIZMXCLO-UHFFFAOYSA-L 0.000 description 2
- QPLDLSVMHZLSFG-UHFFFAOYSA-N Copper oxide Chemical compound [Cu]=O QPLDLSVMHZLSFG-UHFFFAOYSA-N 0.000 description 2
- 229910002547 FeII Inorganic materials 0.000 description 2
- 229910052791 calcium Inorganic materials 0.000 description 2
- 230000007423 decrease Effects 0.000 description 2
- 239000011521 glass Substances 0.000 description 2
- 238000011835 investigation Methods 0.000 description 2
- 229910052745 lead Inorganic materials 0.000 description 2
- 230000002269 spontaneous effect Effects 0.000 description 2
- 229910052712 strontium Inorganic materials 0.000 description 2
- 229910002553 FeIII Inorganic materials 0.000 description 1
- 229910000003 Lead carbonate Inorganic materials 0.000 description 1
- 150000001242 acetic acid derivatives Chemical class 0.000 description 1
- 239000000853 adhesive Substances 0.000 description 1
- 230000001070 adhesive effect Effects 0.000 description 1
- 238000005054 agglomeration Methods 0.000 description 1
- 230000002776 aggregation Effects 0.000 description 1
- 229910052788 barium Inorganic materials 0.000 description 1
- 230000015572 biosynthetic process Effects 0.000 description 1
- 229910000019 calcium carbonate Inorganic materials 0.000 description 1
- 235000010216 calcium carbonate Nutrition 0.000 description 1
- 150000004649 carbonic acid derivatives Chemical class 0.000 description 1
- 239000003795 chemical substances by application Substances 0.000 description 1
- 229910017052 cobalt Inorganic materials 0.000 description 1
- 239000010941 cobalt Substances 0.000 description 1
- GUTLYIVDDKVIGB-UHFFFAOYSA-N cobalt atom Chemical compound [Co] GUTLYIVDDKVIGB-UHFFFAOYSA-N 0.000 description 1
- 229910001882 dioxygen Inorganic materials 0.000 description 1
- 238000004870 electrical engineering Methods 0.000 description 1
- 238000002474 experimental method Methods 0.000 description 1
- 229910001447 ferric ion Inorganic materials 0.000 description 1
- 230000005307 ferromagnetism Effects 0.000 description 1
- 150000002222 fluorine compounds Chemical class 0.000 description 1
- 238000000227 grinding Methods 0.000 description 1
- 229910052500 inorganic mineral Inorganic materials 0.000 description 1
- 238000003754 machining Methods 0.000 description 1
- 239000001095 magnesium carbonate Substances 0.000 description 1
- 229910000021 magnesium carbonate Inorganic materials 0.000 description 1
- ZLNQQNXFFQJAID-UHFFFAOYSA-L magnesium carbonate Chemical compound [Mg+2].[O-]C([O-])=O ZLNQQNXFFQJAID-UHFFFAOYSA-L 0.000 description 1
- 235000014380 magnesium carbonate Nutrition 0.000 description 1
- 239000011656 manganese carbonate Substances 0.000 description 1
- 235000006748 manganese carbonate Nutrition 0.000 description 1
- 229910000016 manganese(II) carbonate Inorganic materials 0.000 description 1
- 239000011707 mineral Substances 0.000 description 1
- 235000010755 mineral Nutrition 0.000 description 1
- 229910052757 nitrogen Inorganic materials 0.000 description 1
- 150000003891 oxalate salts Chemical class 0.000 description 1
- 238000002360 preparation method Methods 0.000 description 1
- 150000004760 silicates Chemical class 0.000 description 1
- 239000007858 starting material Substances 0.000 description 1
- 229910000018 strontium carbonate 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
- C04B35/2625—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
-
- 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
- C04B35/2633—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 barium, strontium or calcium
-
- 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)
- Compounds Of Iron (AREA)
- Magnetic Ceramics (AREA)
- Hard Magnetic Materials (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| NL211560 | 1956-10-19 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CH387820A true CH387820A (de) | 1965-02-15 |
Family
ID=19750803
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CH5172157A CH387820A (de) | 1956-10-19 | 1957-10-18 | Verfahren zur Herstellung eines mindestens teilweise aus ferromagnetischen Kristallen bestehenden ferromagnetischen Materials |
Country Status (8)
| Country | Link |
|---|---|
| US (1) | US3020235A (en:Method) |
| BE (1) | BE561767A (en:Method) |
| CH (1) | CH387820A (en:Method) |
| DE (1) | DE1174673B (en:Method) |
| ES (1) | ES238128A1 (en:Method) |
| FR (1) | FR1184419A (en:Method) |
| GB (1) | GB824072A (en:Method) |
| NL (1) | NL92523C (en:Method) |
Family Cites Families (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| BE489797A (en:Method) * | 1948-06-25 | |||
| US2640813A (en) * | 1948-06-26 | 1953-06-02 | Aladdin Ind Inc | Reaction product of a mixed ferrite and lead titanate |
| LU30876A1 (en:Method) * | 1950-09-19 | |||
| US2736708A (en) * | 1951-06-08 | 1956-02-28 | Henry L Crowley & Company Inc | Magnetic compositions |
| US2778803A (en) * | 1953-02-06 | 1957-01-22 | Aerovox Corp | Magnetically hard materials |
| DE1017521B (de) * | 1953-11-27 | 1957-10-10 | Steatit Magnesia Ag | Verfahren zur Herstellung ferromagnetischer, keramischer Koerper mit hoher Guete bei Hochfrequenz |
-
1956
- 1956-10-19 NL NL92523D patent/NL92523C/xx active
-
1957
- 1957-10-14 US US689740A patent/US3020235A/en not_active Expired - Lifetime
- 1957-10-15 DE DEN14197A patent/DE1174673B/de active Pending
- 1957-10-16 GB GB32345/57A patent/GB824072A/en not_active Expired
- 1957-10-16 FR FR1184419D patent/FR1184419A/fr not_active Expired
- 1957-10-17 ES ES0238128A patent/ES238128A1/es not_active Expired
- 1957-10-18 CH CH5172157A patent/CH387820A/de unknown
- 1957-10-19 BE BE561767D patent/BE561767A/xx unknown
Also Published As
| Publication number | Publication date |
|---|---|
| NL92523C (en:Method) | 1959-10-15 |
| ES238128A1 (es) | 1958-05-16 |
| DE1174673B (de) | 1964-07-23 |
| FR1184419A (fr) | 1959-07-21 |
| BE561767A (en:Method) | 1958-04-19 |
| GB824072A (en) | 1959-11-25 |
| US3020235A (en) | 1962-02-06 |
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