TW416157B - Magnetic fluid thin film displays, monochromatic light switch and tunable wavelength filter - Google Patents
Magnetic fluid thin film displays, monochromatic light switch and tunable wavelength filter Download PDFInfo
- Publication number
- TW416157B TW416157B TW087104140A TW87104140A TW416157B TW 416157 B TW416157 B TW 416157B TW 087104140 A TW087104140 A TW 087104140A TW 87104140 A TW87104140 A TW 87104140A TW 416157 B TW416157 B TW 416157B
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- Taiwan
- Prior art keywords
- film
- item
- patent application
- light
- magnetic field
- Prior art date
Links
- 239000011553 magnetic fluid Substances 0.000 title claims abstract description 91
- 239000010409 thin film Substances 0.000 title claims abstract description 34
- 239000010408 film Substances 0.000 claims abstract description 116
- 239000002245 particle Substances 0.000 claims abstract description 91
- SZVJSHCCFOBDDC-UHFFFAOYSA-N ferrosoferric oxide Chemical compound O=[Fe]O[Fe]O[Fe]=O SZVJSHCCFOBDDC-UHFFFAOYSA-N 0.000 claims abstract description 45
- 239000006249 magnetic particle Substances 0.000 claims abstract description 38
- 239000004094 surface-active agent Substances 0.000 claims abstract description 18
- 230000008859 change Effects 0.000 claims abstract description 17
- 239000007788 liquid Substances 0.000 claims description 33
- 238000011049 filling Methods 0.000 claims description 29
- ZQPPMHVWECSIRJ-KTKRTIGZSA-N oleic acid group Chemical group C(CCCCCCC\C=C/CCCCCCCC)(=O)O ZQPPMHVWECSIRJ-KTKRTIGZSA-N 0.000 claims description 16
- WRIDQFICGBMAFQ-UHFFFAOYSA-N (E)-8-Octadecenoic acid Natural products CCCCCCCCCC=CCCCCCCC(O)=O WRIDQFICGBMAFQ-UHFFFAOYSA-N 0.000 claims description 15
- LQJBNNIYVWPHFW-UHFFFAOYSA-N 20:1omega9c fatty acid Natural products CCCCCCCCCCC=CCCCCCCCC(O)=O LQJBNNIYVWPHFW-UHFFFAOYSA-N 0.000 claims description 15
- QSBYPNXLFMSGKH-UHFFFAOYSA-N 9-Heptadecensaeure Natural products CCCCCCCC=CCCCCCCCC(O)=O QSBYPNXLFMSGKH-UHFFFAOYSA-N 0.000 claims description 15
- ZQPPMHVWECSIRJ-UHFFFAOYSA-N Oleic acid Natural products CCCCCCCCC=CCCCCCCCC(O)=O ZQPPMHVWECSIRJ-UHFFFAOYSA-N 0.000 claims description 15
- 239000005642 Oleic acid Substances 0.000 claims description 15
- QXJSBBXBKPUZAA-UHFFFAOYSA-N isooleic acid Natural products CCCCCCCC=CCCCCCCCCC(O)=O QXJSBBXBKPUZAA-UHFFFAOYSA-N 0.000 claims description 15
- 239000003350 kerosene Substances 0.000 claims description 15
- 230000002079 cooperative effect Effects 0.000 claims description 14
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- 230000000737 periodic effect Effects 0.000 claims description 8
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- 229910052736 halogen Inorganic materials 0.000 claims description 2
- 150000002367 halogens Chemical class 0.000 claims description 2
- 238000002834 transmittance Methods 0.000 claims 1
- 238000000034 method Methods 0.000 abstract description 37
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- 239000004973 liquid crystal related substance Substances 0.000 abstract description 4
- 239000000463 material Substances 0.000 abstract description 4
- HEMHJVSKTPXQMS-UHFFFAOYSA-M Sodium hydroxide Chemical compound [OH-].[Na+] HEMHJVSKTPXQMS-UHFFFAOYSA-M 0.000 description 40
- 239000000243 solution Substances 0.000 description 23
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 description 11
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 11
- 238000006243 chemical reaction Methods 0.000 description 9
- 230000000694 effects Effects 0.000 description 9
- 229910000359 iron(II) sulfate Inorganic materials 0.000 description 9
- 230000005415 magnetization Effects 0.000 description 9
- 239000000126 substance Substances 0.000 description 9
- 235000003891 ferrous sulphate Nutrition 0.000 description 8
- 239000011790 ferrous sulphate Substances 0.000 description 8
- BAUYGSIQEAFULO-UHFFFAOYSA-L iron(2+) sulfate (anhydrous) Chemical compound [Fe+2].[O-]S([O-])(=O)=O BAUYGSIQEAFULO-UHFFFAOYSA-L 0.000 description 8
- 230000020477 pH reduction Effects 0.000 description 8
- 239000002253 acid Substances 0.000 description 7
- 239000002585 base Substances 0.000 description 7
- 229910001868 water Inorganic materials 0.000 description 7
- CSCPPACGZOOCGX-UHFFFAOYSA-N Acetone Chemical compound CC(C)=O CSCPPACGZOOCGX-UHFFFAOYSA-N 0.000 description 6
- UFHFLCQGNIYNRP-UHFFFAOYSA-N Hydrogen Chemical compound [H][H] UFHFLCQGNIYNRP-UHFFFAOYSA-N 0.000 description 6
- FAPWRFPIFSIZLT-UHFFFAOYSA-M Sodium chloride Chemical compound [Na+].[Cl-] FAPWRFPIFSIZLT-UHFFFAOYSA-M 0.000 description 6
- 230000001276 controlling effect Effects 0.000 description 6
- 230000007423 decrease Effects 0.000 description 6
- 239000008367 deionised water Substances 0.000 description 6
- 238000012360 testing method Methods 0.000 description 6
- UQSXHKLRYXJYBZ-UHFFFAOYSA-N Iron oxide Chemical compound [Fe]=O UQSXHKLRYXJYBZ-UHFFFAOYSA-N 0.000 description 5
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- XKRFYHLGVUSROY-UHFFFAOYSA-N Argon Chemical compound [Ar] XKRFYHLGVUSROY-UHFFFAOYSA-N 0.000 description 4
- 229910021578 Iron(III) chloride Inorganic materials 0.000 description 4
- 239000012530 fluid Substances 0.000 description 4
- RBTARNINKXHZNM-UHFFFAOYSA-K iron trichloride Chemical compound Cl[Fe](Cl)Cl RBTARNINKXHZNM-UHFFFAOYSA-K 0.000 description 4
- 230000001788 irregular Effects 0.000 description 4
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- 235000015170 shellfish Nutrition 0.000 description 4
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- 238000004220 aggregation Methods 0.000 description 3
- 239000007864 aqueous solution Substances 0.000 description 3
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- 229910052742 iron Inorganic materials 0.000 description 3
- 239000004006 olive oil Substances 0.000 description 3
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- 239000011780 sodium chloride Substances 0.000 description 3
- 239000004793 Polystyrene Substances 0.000 description 2
- JHZICVAIDBTSOQ-UHFFFAOYSA-N [O-2].[Na+].[Ar].[Na+] Chemical compound [O-2].[Na+].[Ar].[Na+] JHZICVAIDBTSOQ-UHFFFAOYSA-N 0.000 description 2
- 229910052786 argon Inorganic materials 0.000 description 2
- 238000000576 coating method Methods 0.000 description 2
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- 239000007789 gas Substances 0.000 description 2
- 230000006872 improvement Effects 0.000 description 2
- RZJRJXONCZWCBN-UHFFFAOYSA-N octadecane Chemical compound CCCCCCCCCCCCCCCCCC RZJRJXONCZWCBN-UHFFFAOYSA-N 0.000 description 2
- TVMXDCGIABBOFY-UHFFFAOYSA-N octane Chemical compound CCCCCCCC TVMXDCGIABBOFY-UHFFFAOYSA-N 0.000 description 2
- 239000010702 perfluoropolyether Substances 0.000 description 2
- 229920002223 polystyrene Polymers 0.000 description 2
- 239000000843 powder Substances 0.000 description 2
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- 150000003839 salts Chemical class 0.000 description 2
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- 229910052596 spinel Inorganic materials 0.000 description 2
- 239000011029 spinel Substances 0.000 description 2
- 238000003786 synthesis reaction Methods 0.000 description 2
- BGHCVCJVXZWKCC-UHFFFAOYSA-N tetradecane Chemical compound CCCCCCCCCCCCCC BGHCVCJVXZWKCC-UHFFFAOYSA-N 0.000 description 2
- WSXNCJNDCDTRSA-UHFFFAOYSA-N 1,1,1,2,2,3,3,4,4,5,5,6,6,7,7,8,8,9,9,10,10,11,11,12,12,13,13,14,14,15,15,16,16,17,17,18,18,19,19,20,20,20-dotetracontafluoroicosane Chemical compound FC(F)(F)C(F)(F)C(F)(F)C(F)(F)C(F)(F)C(F)(F)C(F)(F)C(F)(F)C(F)(F)C(F)(F)C(F)(F)C(F)(F)C(F)(F)C(F)(F)C(F)(F)C(F)(F)C(F)(F)C(F)(F)C(F)(F)C(F)(F)F WSXNCJNDCDTRSA-UHFFFAOYSA-N 0.000 description 1
- 239000004215 Carbon black (E152) Substances 0.000 description 1
- 241000196324 Embryophyta Species 0.000 description 1
- CWYNVVGOOAEACU-UHFFFAOYSA-N Fe2+ Chemical compound [Fe+2] CWYNVVGOOAEACU-UHFFFAOYSA-N 0.000 description 1
- 101000982032 Homo sapiens Myosin-binding protein C, cardiac-type Proteins 0.000 description 1
- DGAQECJNVWCQMB-PUAWFVPOSA-M Ilexoside XXIX Chemical compound C[C@@H]1CC[C@@]2(CC[C@@]3(C(=CC[C@H]4[C@]3(CC[C@@H]5[C@@]4(CC[C@@H](C5(C)C)OS(=O)(=O)[O-])C)C)[C@@H]2[C@]1(C)O)C)C(=O)O[C@H]6[C@@H]([C@H]([C@@H]([C@H](O6)CO)O)O)O.[Na+] DGAQECJNVWCQMB-PUAWFVPOSA-M 0.000 description 1
- 229910001289 Manganese-zinc ferrite Inorganic materials 0.000 description 1
- 102100026771 Myosin-binding protein C, cardiac-type Human genes 0.000 description 1
- -1 Perfluoro Chemical group 0.000 description 1
- IOYNQIMAUDJVEI-BMVIKAAMSA-N Tepraloxydim Chemical group C1C(=O)C(C(=N/OC\C=C\Cl)/CC)=C(O)CC1C1CCOCC1 IOYNQIMAUDJVEI-BMVIKAAMSA-N 0.000 description 1
- JIYIUPFAJUGHNL-UHFFFAOYSA-N [O--].[O--].[O--].[O--].[O--].[O--].[O--].[O--].[O--].[O--].[O--].[O--].[O--].[O--].[O--].[O--].[O--].[O--].[O--].[O--].[Mn++].[Mn++].[Mn++].[Fe+3].[Fe+3].[Fe+3].[Fe+3].[Fe+3].[Fe+3].[Fe+3].[Fe+3].[Fe+3].[Fe+3].[Zn++].[Zn++] Chemical compound [O--].[O--].[O--].[O--].[O--].[O--].[O--].[O--].[O--].[O--].[O--].[O--].[O--].[O--].[O--].[O--].[O--].[O--].[O--].[O--].[Mn++].[Mn++].[Mn++].[Fe+3].[Fe+3].[Fe+3].[Fe+3].[Fe+3].[Fe+3].[Fe+3].[Fe+3].[Fe+3].[Fe+3].[Zn++].[Zn++] JIYIUPFAJUGHNL-UHFFFAOYSA-N 0.000 description 1
- 238000009825 accumulation Methods 0.000 description 1
- 239000013543 active substance Substances 0.000 description 1
- 239000003513 alkali Substances 0.000 description 1
- HTSUGQRWLVEGRM-UHFFFAOYSA-N argon iron(2+) oxygen(2-) Chemical compound [O-2].[Fe+2].[Ar] HTSUGQRWLVEGRM-UHFFFAOYSA-N 0.000 description 1
- 239000002775 capsule Substances 0.000 description 1
- 125000003178 carboxy group Chemical group [H]OC(*)=O 0.000 description 1
- 150000007942 carboxylates Chemical class 0.000 description 1
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- 230000001066 destructive effect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- SBZXBUIDTXKZTM-UHFFFAOYSA-N diglyme Chemical compound COCCOCCOC SBZXBUIDTXKZTM-UHFFFAOYSA-N 0.000 description 1
- 238000007865 diluting Methods 0.000 description 1
- SNRUBQQJIBEYMU-UHFFFAOYSA-N dodecane Chemical compound CCCCCCCCCCCC SNRUBQQJIBEYMU-UHFFFAOYSA-N 0.000 description 1
- 230000005670 electromagnetic radiation Effects 0.000 description 1
- 229960004887 ferric hydroxide Drugs 0.000 description 1
- 239000011554 ferrofluid Substances 0.000 description 1
- 239000010419 fine particle Substances 0.000 description 1
- 238000007667 floating Methods 0.000 description 1
- 238000002309 gasification Methods 0.000 description 1
- 239000003292 glue Substances 0.000 description 1
- 238000000227 grinding Methods 0.000 description 1
- YCOZIPAWZNQLMR-UHFFFAOYSA-N heptane - octane Natural products CCCCCCCCCCCCCCC YCOZIPAWZNQLMR-UHFFFAOYSA-N 0.000 description 1
- IPCSVZSSVZVIGE-UHFFFAOYSA-N hexadecanoic acid Chemical compound CCCCCCCCCCCCCCCC(O)=O IPCSVZSSVZVIGE-UHFFFAOYSA-N 0.000 description 1
- 229930195733 hydrocarbon Natural products 0.000 description 1
- 150000002430 hydrocarbons Chemical class 0.000 description 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-M hydroxide Chemical compound [OH-] XLYOFNOQVPJJNP-UHFFFAOYSA-M 0.000 description 1
- 201000010542 hypertrophic cardiomyopathy 4 Diseases 0.000 description 1
- 238000002513 implantation Methods 0.000 description 1
- 239000004615 ingredient Substances 0.000 description 1
- 150000002500 ions Chemical class 0.000 description 1
- IEECXTSVVFWGSE-UHFFFAOYSA-M iron(3+);oxygen(2-);hydroxide Chemical compound [OH-].[O-2].[Fe+3] IEECXTSVVFWGSE-UHFFFAOYSA-M 0.000 description 1
- 229910021506 iron(II) hydroxide Inorganic materials 0.000 description 1
- NCNCGGDMXMBVIA-UHFFFAOYSA-L iron(ii) hydroxide Chemical compound [OH-].[OH-].[Fe+2] NCNCGGDMXMBVIA-UHFFFAOYSA-L 0.000 description 1
- 239000004816 latex Substances 0.000 description 1
- 229920000126 latex Polymers 0.000 description 1
- 238000000464 low-speed centrifugation Methods 0.000 description 1
- 238000003754 machining Methods 0.000 description 1
- 239000006247 magnetic powder Substances 0.000 description 1
- 238000005259 measurement Methods 0.000 description 1
- 239000012528 membrane Substances 0.000 description 1
- 239000011859 microparticle Substances 0.000 description 1
- 239000011259 mixed solution Substances 0.000 description 1
- 229940094933 n-dodecane Drugs 0.000 description 1
- QIQXTHQIDYTFRH-UHFFFAOYSA-N octadecanoic acid Chemical compound CCCCCCCCCCCCCCCCCC(O)=O QIQXTHQIDYTFRH-UHFFFAOYSA-N 0.000 description 1
- 239000003921 oil Substances 0.000 description 1
- 235000019198 oils Nutrition 0.000 description 1
- 238000012856 packing Methods 0.000 description 1
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- 239000002244 precipitate Substances 0.000 description 1
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- 230000002194 synthesizing effect Effects 0.000 description 1
- 238000010189 synthetic method Methods 0.000 description 1
- 239000012085 test solution Substances 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
- H01F1/44—Magnets or magnetic bodies characterised by the magnetic materials therefor; Selection of materials for their magnetic properties of magnetic liquids, e.g. ferrofluids
-
- G—PHYSICS
- G02—OPTICS
- G02F—OPTICAL DEVICES OR ARRANGEMENTS FOR THE CONTROL OF LIGHT BY MODIFICATION OF THE OPTICAL PROPERTIES OF THE MEDIA OF THE ELEMENTS INVOLVED THEREIN; NON-LINEAR OPTICS; FREQUENCY-CHANGING OF LIGHT; OPTICAL LOGIC ELEMENTS; OPTICAL ANALOGUE/DIGITAL CONVERTERS
- G02F1/00—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics
- G02F1/01—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics for the control of the intensity, phase, polarisation or colour
- G02F1/09—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics for the control of the intensity, phase, polarisation or colour based on magneto-optical elements, e.g. exhibiting Faraday effect
-
- G—PHYSICS
- G02—OPTICS
- G02F—OPTICAL DEVICES OR ARRANGEMENTS FOR THE CONTROL OF LIGHT BY MODIFICATION OF THE OPTICAL PROPERTIES OF THE MEDIA OF THE ELEMENTS INVOLVED THEREIN; NON-LINEAR OPTICS; FREQUENCY-CHANGING OF LIGHT; OPTICAL LOGIC ELEMENTS; OPTICAL ANALOGUE/DIGITAL CONVERTERS
- G02F1/00—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics
- G02F1/01—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics for the control of the intensity, phase, polarisation or colour
- G02F1/23—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics for the control of the intensity, phase, polarisation or colour for the control of the colour
-
- G—PHYSICS
- G02—OPTICS
- G02F—OPTICAL DEVICES OR ARRANGEMENTS FOR THE CONTROL OF LIGHT BY MODIFICATION OF THE OPTICAL PROPERTIES OF THE MEDIA OF THE ELEMENTS INVOLVED THEREIN; NON-LINEAR OPTICS; FREQUENCY-CHANGING OF LIGHT; OPTICAL LOGIC ELEMENTS; OPTICAL ANALOGUE/DIGITAL CONVERTERS
- G02F2201/00—Constructional arrangements not provided for in groups G02F1/00 - G02F7/00
- G02F2201/30—Constructional arrangements not provided for in groups G02F1/00 - G02F7/00 grating
- G02F2201/305—Constructional arrangements not provided for in groups G02F1/00 - G02F7/00 grating diffraction grating
Landscapes
- Physics & Mathematics (AREA)
- Engineering & Computer Science (AREA)
- Power Engineering (AREA)
- Nonlinear Science (AREA)
- General Physics & Mathematics (AREA)
- Optics & Photonics (AREA)
- Soft Magnetic Materials (AREA)
- Devices For Indicating Variable Information By Combining Individual Elements (AREA)
- Electrochromic Elements, Electrophoresis, Or Variable Reflection Or Absorption Elements (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US08/835,108 US5948321A (en) | 1997-04-04 | 1997-04-04 | Magnetic fluid thin film displays, monochromatic light switch and tunable wavelength filter |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| TW416157B true TW416157B (en) | 2000-12-21 |
Family
ID=25268599
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| TW087104140A TW416157B (en) | 1997-04-04 | 1998-03-20 | Magnetic fluid thin film displays, monochromatic light switch and tunable wavelength filter |
Country Status (9)
| Country | Link |
|---|---|
| US (1) | US5948321A (https=) |
| EP (1) | EP0972289B1 (https=) |
| JP (1) | JP3978236B2 (https=) |
| CN (1) | CN1167971C (https=) |
| AT (1) | ATE262727T1 (https=) |
| AU (1) | AU6876198A (https=) |
| DE (1) | DE69822617D1 (https=) |
| TW (1) | TW416157B (https=) |
| WO (1) | WO1998045858A1 (https=) |
Families Citing this family (16)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US6815063B1 (en) * | 1996-11-16 | 2004-11-09 | Nanomagnetics, Ltd. | Magnetic fluid |
| US20060003163A1 (en) * | 1996-11-16 | 2006-01-05 | Nanomagnetics Limited | Magnetic fluid |
| AU2001286511A1 (en) | 2000-08-15 | 2002-02-25 | Nanostream, Inc. | Optical devices with fluidic systems |
| US6893489B2 (en) * | 2001-12-20 | 2005-05-17 | Honeywell International Inc. | Physical colored inks and coatings |
| US6962685B2 (en) * | 2002-04-17 | 2005-11-08 | International Business Machines Corporation | Synthesis of magnetite nanoparticles and the process of forming Fe-based nanomaterials |
| CN100383895C (zh) * | 2004-09-22 | 2008-04-23 | 盛蓉生 | 一种亲酯性纳米微粒及其分散液的制备技术 |
| CA2662795A1 (en) | 2006-09-05 | 2008-03-13 | Columbus Nanoworks, Inc. | Magnetic particles and methods of making and using the same |
| JP2009188426A (ja) * | 2009-05-20 | 2009-08-20 | Inst Nuclear Energy Research Rocaec | 油性磁性流体の調製方法 |
| US9585600B2 (en) * | 2012-10-02 | 2017-03-07 | Covidien Lp | Magnetic field viewing film for tracking in-situ surgical applications |
| TW201430442A (zh) * | 2013-01-21 | 2014-08-01 | Hon Hai Prec Ind Co Ltd | 以磁珠控制光線進出的遮光裝置與控制光線進出的方法 |
| CN104749825B (zh) * | 2015-04-16 | 2018-01-30 | 京东方科技集团股份有限公司 | 一种液晶盒及其制作方法、显示装置 |
| CN106405880B (zh) * | 2016-11-21 | 2019-03-19 | 青岛海信电器股份有限公司 | 磁致折射率调节材料、膜、导光板、背光模组及显示设备 |
| CN109298555B (zh) * | 2018-10-25 | 2020-11-03 | 南开大学 | 太赫兹磁纳米液晶相移器及其制备方法 |
| JP7359292B2 (ja) | 2020-04-02 | 2023-10-11 | 株式会社村田製作所 | 磁性材料およびインダクタ |
| WO2021199480A1 (ja) * | 2020-04-02 | 2021-10-07 | 株式会社村田製作所 | 磁性材料およびインダクタ |
| CN113747035A (zh) * | 2021-10-12 | 2021-12-03 | 维沃移动通信有限公司 | 摄像头模组和电子设备 |
Family Cites Families (12)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3141920A (en) * | 1960-12-30 | 1964-07-21 | Ibm | Thin film color display device |
| US3648269A (en) * | 1970-07-16 | 1972-03-07 | Ferrofluidics Corp | Magnetic fluid display device |
| US3917538A (en) * | 1973-01-17 | 1975-11-04 | Ferrofluidics Corp | Ferrofluid compositions and process of making same |
| US3972595A (en) * | 1975-01-27 | 1976-08-03 | International Business Machines Corporation | Ferrofluid display device |
| US4019994A (en) * | 1975-08-28 | 1977-04-26 | Georgia-Pacific Corporation | Process for the preparation of aqueous magnetic material suspensions |
| US4229072A (en) * | 1978-06-06 | 1980-10-21 | Sperry Rand Corporation | Color display system using magneto-optic screen having a dispersive Faraday coefficient |
| US4384761A (en) * | 1980-06-30 | 1983-05-24 | International Business Machines Corporation | Ferrofluid optical switches |
| JPS6156949A (ja) * | 1984-08-28 | 1986-03-22 | Omron Tateisi Electronics Co | 感温表示装置 |
| US5965194A (en) * | 1992-01-10 | 1999-10-12 | Imation Corp. | Magnetic recording media prepared from magnetic particles having an extremely thin, continuous, amorphous, aluminum hydrous oxide coating |
| JPH07146659A (ja) * | 1993-07-05 | 1995-06-06 | Aiki Denko Kk | 磁性流体ディスプレイ、磁性流体ディスプレイの画像表示制御装置及びその製造方法 |
| US5351319A (en) * | 1993-11-15 | 1994-09-27 | Ford Motor Company | Ferrofluid switch for a light pipe |
| US5851644A (en) * | 1995-08-01 | 1998-12-22 | Loctite (Ireland) Limited | Films and coatings having anisotropic conductive pathways therein |
-
1997
- 1997-04-04 US US08/835,108 patent/US5948321A/en not_active Expired - Lifetime
-
1998
- 1998-03-20 TW TW087104140A patent/TW416157B/zh not_active IP Right Cessation
- 1998-04-01 AT AT98914401T patent/ATE262727T1/de not_active IP Right Cessation
- 1998-04-01 JP JP54288298A patent/JP3978236B2/ja not_active Expired - Lifetime
- 1998-04-01 CN CNB98804806XA patent/CN1167971C/zh not_active Expired - Fee Related
- 1998-04-01 AU AU68761/98A patent/AU6876198A/en not_active Abandoned
- 1998-04-01 WO PCT/US1998/006441 patent/WO1998045858A1/en not_active Ceased
- 1998-04-01 EP EP98914401A patent/EP0972289B1/en not_active Expired - Lifetime
- 1998-04-01 DE DE69822617T patent/DE69822617D1/de not_active Expired - Lifetime
Also Published As
| Publication number | Publication date |
|---|---|
| ATE262727T1 (de) | 2004-04-15 |
| AU6876198A (en) | 1998-10-30 |
| JP2001519047A (ja) | 2001-10-16 |
| WO1998045858A1 (en) | 1998-10-15 |
| EP0972289B1 (en) | 2004-03-24 |
| EP0972289A1 (en) | 2000-01-19 |
| US5948321A (en) | 1999-09-07 |
| JP3978236B2 (ja) | 2007-09-19 |
| CN1258372A (zh) | 2000-06-28 |
| CN1167971C (zh) | 2004-09-22 |
| DE69822617D1 (de) | 2004-04-29 |
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