DE3840848A1 - Werkstoff mit vorgebbarer magnetischer suszeptibilitaet - Google Patents
Werkstoff mit vorgebbarer magnetischer suszeptibilitaetInfo
- Publication number
- DE3840848A1 DE3840848A1 DE3840848A DE3840848A DE3840848A1 DE 3840848 A1 DE3840848 A1 DE 3840848A1 DE 3840848 A DE3840848 A DE 3840848A DE 3840848 A DE3840848 A DE 3840848A DE 3840848 A1 DE3840848 A1 DE 3840848A1
- Authority
- DE
- Germany
- Prior art keywords
- material according
- oxide
- magnetic susceptibility
- microns
- hollow 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
- 239000000463 material Substances 0.000 title claims description 23
- 230000005291 magnetic effect Effects 0.000 title claims description 18
- 239000000126 substance Substances 0.000 claims description 10
- 239000004033 plastic Substances 0.000 claims description 8
- 230000005298 paramagnetic effect Effects 0.000 claims description 7
- FKTOIHSPIPYAPE-UHFFFAOYSA-N samarium(iii) oxide Chemical compound [O-2].[O-2].[O-2].[Sm+3].[Sm+3] FKTOIHSPIPYAPE-UHFFFAOYSA-N 0.000 claims description 6
- 239000005955 Ferric phosphate Substances 0.000 claims description 5
- QXJJQWWVWRCVQT-UHFFFAOYSA-K calcium;sodium;phosphate Chemical compound [Na+].[Ca+2].[O-]P([O-])([O-])=O QXJJQWWVWRCVQT-UHFFFAOYSA-K 0.000 claims description 5
- 229940032958 ferric phosphate Drugs 0.000 claims description 5
- 230000005294 ferromagnetic effect Effects 0.000 claims description 5
- WBJZTOZJJYAKHQ-UHFFFAOYSA-K iron(3+) phosphate Chemical group [Fe+3].[O-]P([O-])([O-])=O WBJZTOZJJYAKHQ-UHFFFAOYSA-K 0.000 claims description 5
- 229910000399 iron(III) phosphate Inorganic materials 0.000 claims description 5
- 239000000654 additive Substances 0.000 claims description 4
- CETPSERCERDGAM-UHFFFAOYSA-N ceric oxide Chemical compound O=[Ce]=O CETPSERCERDGAM-UHFFFAOYSA-N 0.000 claims description 4
- 239000003822 epoxy resin Substances 0.000 claims description 4
- 229920000647 polyepoxide Polymers 0.000 claims description 4
- 239000011230 binding agent Substances 0.000 claims description 3
- GWEVSGVZZGPLCZ-UHFFFAOYSA-N Titan oxide Chemical compound O=[Ti]=O GWEVSGVZZGPLCZ-UHFFFAOYSA-N 0.000 claims description 2
- 229910000422 cerium(IV) oxide Inorganic materials 0.000 claims description 2
- 239000011521 glass Substances 0.000 claims description 2
- 239000004848 polyfunctional curative Substances 0.000 claims description 2
- 235000010215 titanium dioxide Nutrition 0.000 claims description 2
- 229910010413 TiO 2 Inorganic materials 0.000 claims 1
- 238000006073 displacement reaction Methods 0.000 description 8
- 239000007789 gas Substances 0.000 description 8
- 239000001301 oxygen Substances 0.000 description 8
- 229910052760 oxygen Inorganic materials 0.000 description 8
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 description 7
- 238000004519 manufacturing process Methods 0.000 description 3
- 239000000203 mixture Substances 0.000 description 3
- 230000006698 induction Effects 0.000 description 2
- 238000005259 measurement Methods 0.000 description 2
- 239000002994 raw material Substances 0.000 description 2
- 230000002996 emotional effect Effects 0.000 description 1
- 239000003365 glass fiber Substances 0.000 description 1
- 150000002926 oxygen Chemical class 0.000 description 1
- 230000035945 sensitivity Effects 0.000 description 1
- 238000007493 shaping process Methods 0.000 description 1
- 230000035939 shock Effects 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
- H01F1/032—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 hard-magnetic materials
- H01F1/10—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 hard-magnetic materials non-metallic substances, e.g. ferrites, e.g. [(Ba,Sr)O(Fe2O3)6] ferrites with hexagonal structure
- H01F1/11—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 hard-magnetic materials non-metallic substances, e.g. ferrites, e.g. [(Ba,Sr)O(Fe2O3)6] ferrites with hexagonal structure in the form of particles
- H01F1/113—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 hard-magnetic materials non-metallic substances, e.g. ferrites, e.g. [(Ba,Sr)O(Fe2O3)6] ferrites with hexagonal structure in the form of particles in a bonding agent
Landscapes
- Engineering & Computer Science (AREA)
- Power Engineering (AREA)
- Investigating Or Analyzing Materials By The Use Of Magnetic Means (AREA)
- Measuring Magnetic Variables (AREA)
- Compositions Of Macromolecular Compounds (AREA)
Priority Applications (4)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| DE3840848A DE3840848A1 (de) | 1988-12-03 | 1988-12-03 | Werkstoff mit vorgebbarer magnetischer suszeptibilitaet |
| GB8925121A GB2226041B (en) | 1988-12-03 | 1989-11-07 | Rigid material having a preselectable magnetic susceptibility |
| US07/442,299 US4985165A (en) | 1988-12-03 | 1989-11-28 | Material having a predeterminable magnetic susceptibility |
| FR898916733A FR2640074B1 (fr) | 1988-12-03 | 1989-12-01 | Materiau a susceptibilite magnetique predefinissable |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| DE3840848A DE3840848A1 (de) | 1988-12-03 | 1988-12-03 | Werkstoff mit vorgebbarer magnetischer suszeptibilitaet |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| DE3840848A1 true DE3840848A1 (de) | 1990-06-07 |
| DE3840848C2 DE3840848C2 (cg-RX-API-DMAC7.html) | 1992-06-25 |
Family
ID=6368443
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| DE3840848A Granted DE3840848A1 (de) | 1988-12-03 | 1988-12-03 | Werkstoff mit vorgebbarer magnetischer suszeptibilitaet |
Country Status (4)
| Country | Link |
|---|---|
| US (1) | US4985165A (cg-RX-API-DMAC7.html) |
| DE (1) | DE3840848A1 (cg-RX-API-DMAC7.html) |
| FR (1) | FR2640074B1 (cg-RX-API-DMAC7.html) |
| GB (1) | GB2226041B (cg-RX-API-DMAC7.html) |
Families Citing this family (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20070010702A1 (en) * | 2003-04-08 | 2007-01-11 | Xingwu Wang | Medical device with low magnetic susceptibility |
| US20050119725A1 (en) * | 2003-04-08 | 2005-06-02 | Xingwu Wang | Energetically controlled delivery of biologically active material from an implanted medical device |
| US20050149169A1 (en) * | 2003-04-08 | 2005-07-07 | Xingwu Wang | Implantable medical device |
| US20050149002A1 (en) * | 2003-04-08 | 2005-07-07 | Xingwu Wang | Markers for visualizing interventional medical devices |
| US20050079132A1 (en) * | 2003-04-08 | 2005-04-14 | Xingwu Wang | Medical device with low magnetic susceptibility |
| US20050025797A1 (en) * | 2003-04-08 | 2005-02-03 | Xingwu Wang | Medical device with low magnetic susceptibility |
| US20060102871A1 (en) * | 2003-04-08 | 2006-05-18 | Xingwu Wang | Novel composition |
| US20060249705A1 (en) * | 2003-04-08 | 2006-11-09 | Xingwu Wang | Novel composition |
| US20060118758A1 (en) * | 2004-09-15 | 2006-06-08 | Xingwu Wang | Material to enable magnetic resonance imaging of implantable medical devices |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE2804090A1 (de) * | 1977-02-01 | 1978-08-24 | Imp Metal Ind Kynoch Ltd | Verfahren und vorrichtung zum aufspueren von ferromagnetischem material in einer matrix aus nicht-ferromagnetischem material |
| DE3313537A1 (de) * | 1983-04-14 | 1984-12-20 | Heinz Dr. 6240 Königstein Hummel | Vorrichtung zur messung des konzentrationsunterschiedes an paramagnetischen bestandteilen zwischen zwei gasgemischen |
| DE3544967A1 (de) * | 1985-12-19 | 1987-06-25 | Draegerwerk Ag | Geraet zur bestimmung des anteils von paramagnetischen stoffen in stoffgemischen |
| DE3544966A1 (de) * | 1985-12-19 | 1987-06-25 | Draegerwerk Ag | Vorrichtung zur bestimmung des anteils von stoffen mit paramagnetischen eigenschaften in stoffgemischen |
Family Cites Families (20)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB901369A (en) * | 1957-08-12 | 1962-07-18 | Horace Clifford Westcott | Magnetic recording element |
| GB1307831A (en) * | 1969-06-04 | 1973-02-21 | Birmingham Small Arms Co Ltd | Electric motors or generators |
| US3560388A (en) * | 1969-07-22 | 1971-02-02 | Memorex Corp | Magnetic coating composition with three component epoxy binder |
| US3742344A (en) * | 1971-12-29 | 1973-06-26 | H Hummel | Apparatus for measuring the differences in magnetic susceptibilities of gases |
| DE2247281A1 (de) * | 1972-09-27 | 1974-03-28 | Heinz Dr Rer Nat Hummel | Messvorrichtung zur bestimmung der magnetischen suszeptibilitaet von stoffgemischen, insbesondere von gasgemischen |
| US3826974A (en) * | 1973-01-15 | 1974-07-30 | Sybron Corp | Gas testing apparatus of the magnetic susceptibility type utilizing a glass coated filament support fused to the test body |
| US4092459A (en) * | 1975-01-13 | 1978-05-30 | Graham Magnetics Incorporated | Powder products |
| DE2823138A1 (de) * | 1978-05-26 | 1979-11-29 | Helma Gmbh & Co Kg | Kuevette |
| JPS583292B2 (ja) * | 1978-10-12 | 1983-01-20 | ティーディーケイ株式会社 | 磁気記録媒体用磁性塗料の製造法 |
| JPS5613525A (en) * | 1979-07-16 | 1981-02-09 | Tdk Corp | Magnetic recording medium |
| JPS5724027A (en) * | 1980-07-16 | 1982-02-08 | Tdk Corp | Magnetic recording medium |
| US4360441A (en) * | 1981-06-25 | 1982-11-23 | Corning Glass Works | Glass-encapsulated magnetic materials and methods for making them |
| JPS5930233A (ja) * | 1982-08-10 | 1984-02-17 | Fuji Photo Film Co Ltd | 磁気記録媒体 |
| JPS5991350A (ja) * | 1982-11-17 | 1984-05-26 | Toyota Central Res & Dev Lab Inc | 薄膜酸素センサ |
| JPS61104326A (ja) * | 1984-10-23 | 1986-05-22 | Fuji Photo Film Co Ltd | 磁気記録媒体 |
| JPS61153556A (ja) * | 1984-12-26 | 1986-07-12 | Daido Steel Co Ltd | スラリ−濃度測定方法 |
| US4778714A (en) * | 1985-10-11 | 1988-10-18 | Minnesota Mining And Manufacturing Company | Nonabrasive magnetic recording tape |
| US4810572A (en) * | 1986-02-17 | 1989-03-07 | Mitsui Toatsu Chemicals, Inc. | Permanent magnet and process for producing the same |
| DE3633750A1 (de) * | 1986-10-03 | 1988-04-14 | Wilhelm Ostermeier | Sauerstoffmesszelle |
| JPH0451091A (ja) * | 1990-06-18 | 1992-02-19 | Seiko Epson Corp | 画像信号発生装置 |
-
1988
- 1988-12-03 DE DE3840848A patent/DE3840848A1/de active Granted
-
1989
- 1989-11-07 GB GB8925121A patent/GB2226041B/en not_active Expired - Fee Related
- 1989-11-28 US US07/442,299 patent/US4985165A/en not_active Expired - Fee Related
- 1989-12-01 FR FR898916733A patent/FR2640074B1/fr not_active Expired - Fee Related
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE2804090A1 (de) * | 1977-02-01 | 1978-08-24 | Imp Metal Ind Kynoch Ltd | Verfahren und vorrichtung zum aufspueren von ferromagnetischem material in einer matrix aus nicht-ferromagnetischem material |
| DE3313537A1 (de) * | 1983-04-14 | 1984-12-20 | Heinz Dr. 6240 Königstein Hummel | Vorrichtung zur messung des konzentrationsunterschiedes an paramagnetischen bestandteilen zwischen zwei gasgemischen |
| DE3544967A1 (de) * | 1985-12-19 | 1987-06-25 | Draegerwerk Ag | Geraet zur bestimmung des anteils von paramagnetischen stoffen in stoffgemischen |
| DE3544966A1 (de) * | 1985-12-19 | 1987-06-25 | Draegerwerk Ag | Vorrichtung zur bestimmung des anteils von stoffen mit paramagnetischen eigenschaften in stoffgemischen |
| DE3544967C2 (cg-RX-API-DMAC7.html) * | 1985-12-19 | 1987-11-26 | Draegerwerk Ag, 2400 Luebeck, De | |
| DE3544966C2 (cg-RX-API-DMAC7.html) * | 1985-12-19 | 1987-11-26 | Draegerwerk Ag, 2400 Luebeck, De |
Non-Patent Citations (2)
| Title |
|---|
| US-B.: CRC Handbook of Chemistry and Physics, 69th Edition, 1988-1989, R.C. Weast, Boca Raton, Florida, S. 127,129,130 * |
| US-Z: IEEE Transaction on Magnetics, Vol.-Mag-13, No.2, March 1977, S.959-962 * |
Also Published As
| Publication number | Publication date |
|---|---|
| FR2640074B1 (fr) | 1991-07-26 |
| GB8925121D0 (en) | 1989-12-28 |
| FR2640074A1 (fr) | 1990-06-08 |
| GB2226041A (en) | 1990-06-20 |
| GB2226041B (en) | 1992-06-03 |
| DE3840848C2 (cg-RX-API-DMAC7.html) | 1992-06-25 |
| US4985165A (en) | 1991-01-15 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| OM8 | Search report available as to paragraph 43 lit. 1 sentence 1 patent law | ||
| 8110 | Request for examination paragraph 44 | ||
| 8125 | Change of the main classification |
Ipc: G01N 27/72 |
|
| D2 | Grant after examination | ||
| 8364 | No opposition during term of opposition | ||
| 8339 | Ceased/non-payment of the annual fee |