FR2518528A1 - Composition pour la realisation d'une piece magnetique et procede de realisation d'une piece magnetique utilisant cette composition - Google Patents
Composition pour la realisation d'une piece magnetique et procede de realisation d'une piece magnetique utilisant cette composition Download PDFInfo
- Publication number
- FR2518528A1 FR2518528A1 FR8124159A FR8124159A FR2518528A1 FR 2518528 A1 FR2518528 A1 FR 2518528A1 FR 8124159 A FR8124159 A FR 8124159A FR 8124159 A FR8124159 A FR 8124159A FR 2518528 A1 FR2518528 A1 FR 2518528A1
- Authority
- FR
- France
- Prior art keywords
- magnetic
- weight
- powder
- composition according
- glass
- 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.)
- Granted
Links
- 238000007669 thermal treatment Methods 0.000 title abstract description 3
- 238000005266 casting Methods 0.000 title abstract 4
- 230000015572 biosynthetic process Effects 0.000 title 1
- 239000000843 powder Substances 0.000 claims abstract description 47
- 239000000203 mixture Substances 0.000 claims abstract description 45
- 239000011521 glass Substances 0.000 claims abstract description 43
- 239000000463 material Substances 0.000 claims abstract description 10
- 239000007788 liquid Substances 0.000 claims abstract description 4
- 239000006247 magnetic powder Substances 0.000 claims abstract description 3
- 238000010438 heat treatment Methods 0.000 claims description 14
- 229910000464 lead oxide Inorganic materials 0.000 claims description 12
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N Silicium dioxide Chemical compound O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 claims description 9
- 229910052810 boron oxide Inorganic materials 0.000 claims description 9
- JKWMSGQKBLHBQQ-UHFFFAOYSA-N diboron trioxide Chemical compound O=BOB=O JKWMSGQKBLHBQQ-UHFFFAOYSA-N 0.000 claims description 9
- 229910052814 silicon oxide Inorganic materials 0.000 claims description 9
- PNEYBMLMFCGWSK-UHFFFAOYSA-N aluminium oxide Inorganic materials [O-2].[O-2].[O-2].[Al+3].[Al+3] PNEYBMLMFCGWSK-UHFFFAOYSA-N 0.000 claims description 8
- 239000000696 magnetic material Substances 0.000 claims description 8
- 239000002245 particle Substances 0.000 claims description 7
- 239000012298 atmosphere Substances 0.000 claims description 4
- 238000000034 method Methods 0.000 claims description 4
- 239000011872 intimate mixture Substances 0.000 claims description 2
- 235000011837 pasties Nutrition 0.000 claims description 2
- YEXPOXQUZXUXJW-UHFFFAOYSA-N oxolead Chemical compound [Pb]=O YEXPOXQUZXUXJW-UHFFFAOYSA-N 0.000 claims 3
- 238000004519 manufacturing process Methods 0.000 abstract description 6
- HTUMBQDCCIXGCV-UHFFFAOYSA-N lead oxide Chemical compound [O-2].[Pb+2] HTUMBQDCCIXGCV-UHFFFAOYSA-N 0.000 description 9
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 6
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 description 5
- 230000035699 permeability Effects 0.000 description 5
- XOOUIPVCVHRTMJ-UHFFFAOYSA-L zinc stearate Chemical compound [Zn+2].CCCCCCCCCCCCCCCCCC([O-])=O.CCCCCCCCCCCCCCCCCC([O-])=O XOOUIPVCVHRTMJ-UHFFFAOYSA-L 0.000 description 4
- CSCPPACGZOOCGX-UHFFFAOYSA-N Acetone Chemical compound CC(C)=O CSCPPACGZOOCGX-UHFFFAOYSA-N 0.000 description 2
- UFHFLCQGNIYNRP-UHFFFAOYSA-N Hydrogen Chemical compound [H][H] UFHFLCQGNIYNRP-UHFFFAOYSA-N 0.000 description 2
- 239000011248 coating agent Substances 0.000 description 2
- 238000000576 coating method Methods 0.000 description 2
- KPLQYGBQNPPQGA-UHFFFAOYSA-N cobalt samarium Chemical compound [Co].[Sm] KPLQYGBQNPPQGA-UHFFFAOYSA-N 0.000 description 2
- 238000013016 damping Methods 0.000 description 2
- 238000009499 grossing Methods 0.000 description 2
- 239000001257 hydrogen Substances 0.000 description 2
- 229910052739 hydrogen Inorganic materials 0.000 description 2
- 230000006698 induction Effects 0.000 description 2
- 239000006249 magnetic particle Substances 0.000 description 2
- 229910000889 permalloy Inorganic materials 0.000 description 2
- 238000003825 pressing Methods 0.000 description 2
- 229910000938 samarium–cobalt magnet Inorganic materials 0.000 description 2
- 229910001182 Mo alloy Inorganic materials 0.000 description 1
- BPQQTUXANYXVAA-UHFFFAOYSA-N Orthosilicate Chemical compound [O-][Si]([O-])([O-])[O-] BPQQTUXANYXVAA-UHFFFAOYSA-N 0.000 description 1
- 239000004372 Polyvinyl alcohol Substances 0.000 description 1
- 239000000654 additive Substances 0.000 description 1
- 238000000137 annealing Methods 0.000 description 1
- 125000002057 carboxymethyl group Chemical group [H]OC(=O)C([H])([H])[*] 0.000 description 1
- 239000001913 cellulose Substances 0.000 description 1
- 229920002678 cellulose Polymers 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
- 238000002485 combustion reaction Methods 0.000 description 1
- 230000006835 compression Effects 0.000 description 1
- 238000007906 compression Methods 0.000 description 1
- 210000003298 dental enamel Anatomy 0.000 description 1
- 230000006866 deterioration Effects 0.000 description 1
- 235000014113 dietary fatty acids Nutrition 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000010292 electrical insulation Methods 0.000 description 1
- 239000000194 fatty acid Substances 0.000 description 1
- 229930195729 fatty acid Natural products 0.000 description 1
- -1 fatty acid salts Chemical class 0.000 description 1
- 239000003517 fume Substances 0.000 description 1
- 239000011810 insulating material Substances 0.000 description 1
- 229910052742 iron Inorganic materials 0.000 description 1
- 239000000314 lubricant Substances 0.000 description 1
- 229910052749 magnesium Inorganic materials 0.000 description 1
- 239000011777 magnesium Substances 0.000 description 1
- VTHJTEIRLNZDEV-UHFFFAOYSA-L magnesium dihydroxide Chemical compound [OH-].[OH-].[Mg+2] VTHJTEIRLNZDEV-UHFFFAOYSA-L 0.000 description 1
- 239000000347 magnesium hydroxide Substances 0.000 description 1
- 229910001862 magnesium hydroxide Inorganic materials 0.000 description 1
- WJZHMLNIAZSFDO-UHFFFAOYSA-N manganese zinc Chemical compound [Mn].[Zn] WJZHMLNIAZSFDO-UHFFFAOYSA-N 0.000 description 1
- 239000002184 metal Substances 0.000 description 1
- 229910000000 metal hydroxide Inorganic materials 0.000 description 1
- 150000004692 metal hydroxides Chemical class 0.000 description 1
- 229910052914 metal silicate Inorganic materials 0.000 description 1
- 230000007935 neutral effect Effects 0.000 description 1
- QELJHCBNGDEXLD-UHFFFAOYSA-N nickel zinc Chemical compound [Ni].[Zn] QELJHCBNGDEXLD-UHFFFAOYSA-N 0.000 description 1
- 239000012299 nitrogen atmosphere Substances 0.000 description 1
- 230000003647 oxidation Effects 0.000 description 1
- 238000007254 oxidation reaction Methods 0.000 description 1
- 229920002451 polyvinyl alcohol Polymers 0.000 description 1
- 238000002360 preparation method Methods 0.000 description 1
- 239000004065 semiconductor Substances 0.000 description 1
- 239000000725 suspension Substances 0.000 description 1
- 238000004804 winding Methods 0.000 description 1
- 229910000859 α-Fe Inorganic materials 0.000 description 1
Classifications
-
- 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
- H01F1/14—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 metals or alloys
- H01F1/20—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 metals or alloys in the form of particles, e.g. powder
- H01F1/22—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 metals or alloys in the form of particles, e.g. powder pressed, sintered, or bound together
- H01F1/24—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 metals or alloys in the form of particles, e.g. powder pressed, sintered, or bound together the particles being insulated
-
- C—CHEMISTRY; METALLURGY
- C03—GLASS; MINERAL OR SLAG WOOL
- C03C—CHEMICAL COMPOSITION OF GLASSES, GLAZES OR VITREOUS ENAMELS; SURFACE TREATMENT OF GLASS; SURFACE TREATMENT OF FIBRES OR FILAMENTS MADE FROM GLASS, MINERALS OR SLAGS; JOINING GLASS TO GLASS OR OTHER MATERIALS
- C03C14/00—Glass compositions containing a non-glass component, e.g. compositions containing fibres, filaments, whiskers, platelets, or the like, dispersed in a glass matrix
- C03C14/004—Glass compositions containing a non-glass component, e.g. compositions containing fibres, filaments, whiskers, platelets, or the like, dispersed in a glass matrix the non-glass component being in the form of particles or flakes
-
- C—CHEMISTRY; METALLURGY
- C03—GLASS; MINERAL OR SLAG WOOL
- C03C—CHEMICAL COMPOSITION OF GLASSES, GLAZES OR VITREOUS ENAMELS; SURFACE TREATMENT OF GLASS; SURFACE TREATMENT OF FIBRES OR FILAMENTS MADE FROM GLASS, MINERALS OR SLAGS; JOINING GLASS TO GLASS OR OTHER MATERIALS
- C03C3/00—Glass compositions
- C03C3/04—Glass compositions containing silica
- C03C3/062—Glass compositions containing silica with less than 40% silica by weight
- C03C3/07—Glass compositions containing silica with less than 40% silica by weight containing lead
- C03C3/072—Glass compositions containing silica with less than 40% silica by weight containing lead containing boron
-
- C—CHEMISTRY; METALLURGY
- C03—GLASS; MINERAL OR SLAG WOOL
- C03C—CHEMICAL COMPOSITION OF GLASSES, GLAZES OR VITREOUS ENAMELS; SURFACE TREATMENT OF GLASS; SURFACE TREATMENT OF FIBRES OR FILAMENTS MADE FROM GLASS, MINERALS OR SLAGS; JOINING GLASS TO GLASS OR OTHER MATERIALS
- C03C2214/00—Nature of the non-vitreous component
- C03C2214/04—Particles; Flakes
Landscapes
- Chemical & Material Sciences (AREA)
- Engineering & Computer Science (AREA)
- Dispersion Chemistry (AREA)
- Life Sciences & Earth Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- General Chemical & Material Sciences (AREA)
- Geochemistry & Mineralogy (AREA)
- Materials Engineering (AREA)
- Organic Chemistry (AREA)
- Ceramic Engineering (AREA)
- Power Engineering (AREA)
- Glass Compositions (AREA)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| FR8124159A FR2518528A1 (fr) | 1981-12-23 | 1981-12-23 | Composition pour la realisation d'une piece magnetique et procede de realisation d'une piece magnetique utilisant cette composition |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| FR8124159A FR2518528A1 (fr) | 1981-12-23 | 1981-12-23 | Composition pour la realisation d'une piece magnetique et procede de realisation d'une piece magnetique utilisant cette composition |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| FR2518528A1 true FR2518528A1 (fr) | 1983-06-24 |
| FR2518528B1 FR2518528B1 (enrdf_load_stackoverflow) | 1984-10-26 |
Family
ID=9265357
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| FR8124159A Granted FR2518528A1 (fr) | 1981-12-23 | 1981-12-23 | Composition pour la realisation d'une piece magnetique et procede de realisation d'une piece magnetique utilisant cette composition |
Country Status (1)
| Country | Link |
|---|---|
| FR (1) | FR2518528A1 (enrdf_load_stackoverflow) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP0936638A3 (de) * | 1998-02-12 | 1999-12-29 | Siemens Aktiengesellschaft | Verfahren zur Herstellung eines ferromagnetischen Presskörpers sowie ferromagnetischer Presskörper und Verwendung dieses Presskörpers |
Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US1651957A (en) * | 1927-01-03 | 1927-12-06 | Bell Telephone Labor Inc | Insulation of finely-divided magnetic material |
| DE495898C (de) * | 1928-02-12 | 1930-04-16 | Siemens & Halske Akt Ges | Unterteilter Magnetkern, insbesondere Massekern fuer Belastungsspulen, der bei seiner Herstellung einer Waermebehandlung unterzogen wird und zur Isolation oder bindung der magnetischen Teile unmagnetische Stoffe enthaelt |
| DE912842C (de) * | 1951-11-10 | 1954-06-03 | Siemens Ag | Aus Magnetpulver und Bindemittel bestehender Magnet, insbesondere Dauermagnet |
| DE913086C (de) * | 1943-03-09 | 1954-06-08 | Aeg | Verfahren zur Herstellung von Pressmagneten |
| US2846655A (en) * | 1955-08-19 | 1958-08-05 | Hughes Aircraft Co | Impregnated ferrite |
| US3498918A (en) * | 1966-12-21 | 1970-03-03 | Western Electric Co | Method of manufacture and composition for magnetic cores |
| JPS5050208A (enrdf_load_stackoverflow) * | 1973-09-03 | 1975-05-06 |
-
1981
- 1981-12-23 FR FR8124159A patent/FR2518528A1/fr active Granted
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US1651957A (en) * | 1927-01-03 | 1927-12-06 | Bell Telephone Labor Inc | Insulation of finely-divided magnetic material |
| DE495898C (de) * | 1928-02-12 | 1930-04-16 | Siemens & Halske Akt Ges | Unterteilter Magnetkern, insbesondere Massekern fuer Belastungsspulen, der bei seiner Herstellung einer Waermebehandlung unterzogen wird und zur Isolation oder bindung der magnetischen Teile unmagnetische Stoffe enthaelt |
| DE913086C (de) * | 1943-03-09 | 1954-06-08 | Aeg | Verfahren zur Herstellung von Pressmagneten |
| DE912842C (de) * | 1951-11-10 | 1954-06-03 | Siemens Ag | Aus Magnetpulver und Bindemittel bestehender Magnet, insbesondere Dauermagnet |
| US2846655A (en) * | 1955-08-19 | 1958-08-05 | Hughes Aircraft Co | Impregnated ferrite |
| US3498918A (en) * | 1966-12-21 | 1970-03-03 | Western Electric Co | Method of manufacture and composition for magnetic cores |
| JPS5050208A (enrdf_load_stackoverflow) * | 1973-09-03 | 1975-05-06 |
Non-Patent Citations (1)
| Title |
|---|
| CA1975 * |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP0936638A3 (de) * | 1998-02-12 | 1999-12-29 | Siemens Aktiengesellschaft | Verfahren zur Herstellung eines ferromagnetischen Presskörpers sowie ferromagnetischer Presskörper und Verwendung dieses Presskörpers |
Also Published As
| Publication number | Publication date |
|---|---|
| FR2518528B1 (enrdf_load_stackoverflow) | 1984-10-26 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| ST | Notification of lapse |