DE3626460C2 - - Google Patents
Info
- Publication number
- DE3626460C2 DE3626460C2 DE3626460A DE3626460A DE3626460C2 DE 3626460 C2 DE3626460 C2 DE 3626460C2 DE 3626460 A DE3626460 A DE 3626460A DE 3626460 A DE3626460 A DE 3626460A DE 3626460 C2 DE3626460 C2 DE 3626460C2
- Authority
- DE
- Germany
- Prior art keywords
- electromagnetic
- ferroelectric
- plastic mixture
- electrically conductive
- curie point
- 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 claims description 24
- PXHVJJICTQNCMI-UHFFFAOYSA-N Nickel Chemical compound [Ni] PXHVJJICTQNCMI-UHFFFAOYSA-N 0.000 claims description 22
- 239000004033 plastic Substances 0.000 claims description 22
- 229920003023 plastic Polymers 0.000 claims description 22
- 239000000203 mixture Substances 0.000 claims description 14
- 239000011159 matrix material Substances 0.000 claims description 12
- UJTTUOLQLCQZEA-UHFFFAOYSA-N 9h-fluoren-9-ylmethyl n-(4-hydroxybutyl)carbamate Chemical compound C1=CC=C2C(COC(=O)NCCCCO)C3=CC=CC=C3C2=C1 UJTTUOLQLCQZEA-UHFFFAOYSA-N 0.000 claims description 11
- 230000005294 ferromagnetic effect Effects 0.000 claims description 11
- 229910052759 nickel Inorganic materials 0.000 claims description 11
- 239000000945 filler Substances 0.000 claims description 9
- 108010067216 glycyl-glycyl-glycine Proteins 0.000 claims description 7
- GZXOHHPYODFEGO-UHFFFAOYSA-N triglycine sulfate Chemical compound NCC(O)=O.NCC(O)=O.NCC(O)=O.OS(O)(=O)=O GZXOHHPYODFEGO-UHFFFAOYSA-N 0.000 claims description 7
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 claims description 6
- 238000006243 chemical reaction Methods 0.000 claims description 4
- 229910052751 metal Inorganic materials 0.000 claims description 4
- 239000002184 metal Substances 0.000 claims description 4
- 239000012876 carrier material Substances 0.000 claims description 3
- 150000001875 compounds Chemical class 0.000 claims description 3
- 229920001971 elastomer Polymers 0.000 claims description 3
- 229910052742 iron Inorganic materials 0.000 claims description 3
- 239000006229 carbon black Substances 0.000 claims description 2
- 238000005266 casting Methods 0.000 claims description 2
- 229910017052 cobalt Inorganic materials 0.000 claims description 2
- 239000010941 cobalt Substances 0.000 claims description 2
- GUTLYIVDDKVIGB-UHFFFAOYSA-N cobalt atom Chemical compound [Co] GUTLYIVDDKVIGB-UHFFFAOYSA-N 0.000 claims description 2
- 239000011231 conductive filler Substances 0.000 claims description 2
- 239000000806 elastomer Substances 0.000 claims description 2
- 239000011347 resin Substances 0.000 claims description 2
- 229920005989 resin Polymers 0.000 claims description 2
- PWEBUXCTKOWPCW-UHFFFAOYSA-N squaric acid Chemical compound OC1=C(O)C(=O)C1=O PWEBUXCTKOWPCW-UHFFFAOYSA-N 0.000 claims description 2
- 229920001169 thermoplastic Polymers 0.000 claims description 2
- 229920001187 thermosetting polymer Polymers 0.000 claims description 2
- 229920000049 Carbon (fiber) Polymers 0.000 claims 1
- UCKMPCXJQFINFW-UHFFFAOYSA-N Sulphide Chemical compound [S-2] UCKMPCXJQFINFW-UHFFFAOYSA-N 0.000 claims 1
- WOIHABYNKOEWFG-UHFFFAOYSA-N [Sr].[Ba] Chemical compound [Sr].[Ba] WOIHABYNKOEWFG-UHFFFAOYSA-N 0.000 claims 1
- 239000004917 carbon fiber Substances 0.000 claims 1
- 230000005292 diamagnetic effect Effects 0.000 claims 1
- 239000000835 fiber Substances 0.000 claims 1
- 150000002484 inorganic compounds Chemical class 0.000 claims 1
- 229910010272 inorganic material Inorganic materials 0.000 claims 1
- 150000002739 metals Chemical class 0.000 claims 1
- 150000002894 organic compounds Chemical group 0.000 claims 1
- 230000005298 paramagnetic effect Effects 0.000 claims 1
- 239000004743 Polypropylene Substances 0.000 description 6
- 239000002245 particle Substances 0.000 description 6
- -1 polypropylene Polymers 0.000 description 5
- 229920001155 polypropylene Polymers 0.000 description 5
- 229910052454 barium strontium titanate Inorganic materials 0.000 description 4
- JRPBQTZRNDNNOP-UHFFFAOYSA-N barium titanate Chemical compound [Ba+2].[Ba+2].[O-][Ti]([O-])([O-])[O-] JRPBQTZRNDNNOP-UHFFFAOYSA-N 0.000 description 4
- 229910002113 barium titanate Inorganic materials 0.000 description 4
- 229910000859 α-Fe Inorganic materials 0.000 description 4
- NKZSPGSOXYXWQA-UHFFFAOYSA-N dioxido(oxo)titanium;lead(2+) Chemical compound [Pb+2].[O-][Ti]([O-])=O NKZSPGSOXYXWQA-UHFFFAOYSA-N 0.000 description 3
- 230000005670 electromagnetic radiation Effects 0.000 description 3
- 238000001125 extrusion Methods 0.000 description 3
- 238000005259 measurement Methods 0.000 description 3
- 238000000034 method Methods 0.000 description 3
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 description 2
- 239000002253 acid Substances 0.000 description 2
- 230000015556 catabolic process Effects 0.000 description 2
- 238000002474 experimental method Methods 0.000 description 2
- 239000004744 fabric Substances 0.000 description 2
- 239000003302 ferromagnetic material Substances 0.000 description 2
- 238000002347 injection Methods 0.000 description 2
- 239000007924 injection Substances 0.000 description 2
- UTVFAARNXOSXLG-UHFFFAOYSA-M iodo(sulfanylidene)stibane Chemical compound I[Sb]=S UTVFAARNXOSXLG-UHFFFAOYSA-M 0.000 description 2
- 239000004071 soot Substances 0.000 description 2
- 239000004416 thermosoftening plastic Substances 0.000 description 2
- 230000007704 transition Effects 0.000 description 2
- 239000011701 zinc Substances 0.000 description 2
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 description 1
- 229910010252 TiO3 Inorganic materials 0.000 description 1
- HCHKCACWOHOZIP-UHFFFAOYSA-N Zinc Chemical compound [Zn] HCHKCACWOHOZIP-UHFFFAOYSA-N 0.000 description 1
- 239000000654 additive Substances 0.000 description 1
- 229910045601 alloy Inorganic materials 0.000 description 1
- 239000000956 alloy Substances 0.000 description 1
- 229910052782 aluminium Inorganic materials 0.000 description 1
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 description 1
- 229910052788 barium Inorganic materials 0.000 description 1
- DSAJWYNOEDNPEQ-UHFFFAOYSA-N barium atom Chemical compound [Ba] DSAJWYNOEDNPEQ-UHFFFAOYSA-N 0.000 description 1
- 239000002131 composite material Substances 0.000 description 1
- 239000004020 conductor Substances 0.000 description 1
- 229910052802 copper Inorganic materials 0.000 description 1
- 239000010949 copper Substances 0.000 description 1
- 230000006735 deficit Effects 0.000 description 1
- 239000006185 dispersion Substances 0.000 description 1
- 230000005684 electric field Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 239000011888 foil Substances 0.000 description 1
- 239000008187 granular material Substances 0.000 description 1
- 229910002804 graphite Inorganic materials 0.000 description 1
- 239000010439 graphite Substances 0.000 description 1
- 238000009413 insulation Methods 0.000 description 1
- 239000012774 insulation material Substances 0.000 description 1
- 230000005291 magnetic effect Effects 0.000 description 1
- 239000003973 paint Substances 0.000 description 1
- 229920000642 polymer Polymers 0.000 description 1
- 239000004800 polyvinyl chloride Substances 0.000 description 1
- 229920000915 polyvinyl chloride Polymers 0.000 description 1
- 239000000843 powder Substances 0.000 description 1
- 239000010970 precious metal Substances 0.000 description 1
- 239000005060 rubber Substances 0.000 description 1
- 239000007787 solid Substances 0.000 description 1
- 238000005507 spraying Methods 0.000 description 1
- 229910052712 strontium Inorganic materials 0.000 description 1
- CIOAGBVUUVVLOB-UHFFFAOYSA-N strontium atom Chemical compound [Sr] CIOAGBVUUVVLOB-UHFFFAOYSA-N 0.000 description 1
- 239000000057 synthetic resin Substances 0.000 description 1
- 229920003002 synthetic resin Polymers 0.000 description 1
- 239000004753 textile Substances 0.000 description 1
- 229920005992 thermoplastic resin Polymers 0.000 description 1
- 230000003313 weakening effect Effects 0.000 description 1
- 229910052725 zinc Inorganic materials 0.000 description 1
Classifications
-
- H—ELECTRICITY
- H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
- H05K—PRINTED CIRCUITS; CASINGS OR CONSTRUCTIONAL DETAILS OF ELECTRIC APPARATUS; MANUFACTURE OF ASSEMBLAGES OF ELECTRICAL COMPONENTS
- H05K9/00—Screening of apparatus or components against electric or magnetic fields
- H05K9/0073—Shielding materials
- H05K9/0081—Electromagnetic shielding materials, e.g. EMI, RFI shielding
- H05K9/0083—Electromagnetic shielding materials, e.g. EMI, RFI shielding comprising electro-conductive non-fibrous particles embedded in an electrically insulating supporting structure, e.g. powder, flakes, whiskers
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01B—CABLES; CONDUCTORS; INSULATORS; SELECTION OF MATERIALS FOR THEIR CONDUCTIVE, INSULATING OR DIELECTRIC PROPERTIES
- H01B1/00—Conductors or conductive bodies characterised by the conductive materials; Selection of materials as conductors
- H01B1/20—Conductive material dispersed in non-conductive organic material
- H01B1/22—Conductive material dispersed in non-conductive organic material the conductive material comprising metals or alloys
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01B—CABLES; CONDUCTORS; INSULATORS; SELECTION OF MATERIALS FOR THEIR CONDUCTIVE, INSULATING OR DIELECTRIC PROPERTIES
- H01B1/00—Conductors or conductive bodies characterised by the conductive materials; Selection of materials as conductors
- H01B1/20—Conductive material dispersed in non-conductive organic material
- H01B1/24—Conductive material dispersed in non-conductive organic material the conductive material comprising carbon-silicon compounds, carbon or silicon
Landscapes
- Physics & Mathematics (AREA)
- Chemical & Material Sciences (AREA)
- Dispersion Chemistry (AREA)
- Spectroscopy & Molecular Physics (AREA)
- Electromagnetism (AREA)
- Engineering & Computer Science (AREA)
- Microelectronics & Electronic Packaging (AREA)
- Shielding Devices Or Components To Electric Or Magnetic Fields (AREA)
- Compositions Of Macromolecular Compounds (AREA)
Priority Applications (3)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| DE19863626460 DE3626460A1 (de) | 1986-08-05 | 1986-08-05 | Kunststoffmischung mit elektromagnetischen abschirmeigenschaften |
| EP87110719A EP0256350A1 (de) | 1986-08-05 | 1987-07-24 | Kunststoffmischung mit elektromagnetischen Abschirmeigenschaften |
| US07/081,232 US4783279A (en) | 1986-08-05 | 1987-08-04 | Plastic mixture with electromagnetic shielding characteristics |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| DE19863626460 DE3626460A1 (de) | 1986-08-05 | 1986-08-05 | Kunststoffmischung mit elektromagnetischen abschirmeigenschaften |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| DE3626460A1 DE3626460A1 (de) | 1988-02-11 |
| DE3626460C2 true DE3626460C2 (en, 2012) | 1988-05-11 |
Family
ID=6306714
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| DE19863626460 Granted DE3626460A1 (de) | 1986-08-05 | 1986-08-05 | Kunststoffmischung mit elektromagnetischen abschirmeigenschaften |
Country Status (3)
| Country | Link |
|---|---|
| US (1) | US4783279A (en, 2012) |
| EP (1) | EP0256350A1 (en, 2012) |
| DE (1) | DE3626460A1 (en, 2012) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE29506744U1 (de) * | 1995-04-20 | 1995-07-13 | Bürkert Werke GmbH & Co., 74653 Ingelfingen | Elektromagneteinheit für ein Magnetventil |
| DE19516448A1 (de) * | 1995-05-04 | 1996-11-07 | Siemens Matsushita Components | Flexible Kunststoffolie mit magnetischen Eigenschaften |
| DE102017220105A1 (de) * | 2017-11-10 | 2019-05-16 | Mahle International Gmbh | Elektromagnetisches Steuerungssystem |
Families Citing this family (19)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE68915623T2 (de) * | 1988-07-08 | 1994-11-03 | Chisso Corp | Elektroleitende thermoplastische Kunststoffolie und geformte Gegenstände. |
| JPH0714744B2 (ja) * | 1988-12-15 | 1995-02-22 | 旭有機材工業株式会社 | 集積回路用トレー |
| US5105120A (en) * | 1989-08-01 | 1992-04-14 | Mitsubishi Denki Kabushiki Kaisha | Deflection yoke having a ferrite-containing plastic composition |
| JP2883128B2 (ja) * | 1989-11-13 | 1999-04-19 | 三菱化学株式会社 | 導電性熱可塑性樹脂組成物 |
| CA2080177C (en) * | 1992-01-02 | 1997-02-25 | Edward Allan Highum | Electro-magnetic shield and method for making the same |
| DE69325058T2 (de) * | 1992-07-20 | 1999-09-30 | General Motors Corp., Detroit | Ferromagnetische und ferroelektrische Verbundmaterialien |
| JPH0645781A (ja) * | 1992-07-22 | 1994-02-18 | Uniden Corp | 電磁波遮蔽構造体 |
| US5709138A (en) * | 1994-01-03 | 1998-01-20 | Martin Marietta Corporation | Method and apparatus for precision cutting of fibers |
| US5702179A (en) * | 1995-10-02 | 1997-12-30 | Osram Sylvania, Inc. | Discharge lamp having light-transmissive conductive coating for RF containment and heating |
| JPH09147626A (ja) * | 1995-11-22 | 1997-06-06 | Nippon Zeon Co Ltd | 樹脂組成物、および成形品 |
| WO1998020719A1 (en) * | 1996-11-07 | 1998-05-14 | The Jpm Company, Inc. | Materials for radio frequency/electromagnetic interference shielding |
| WO2002028608A1 (en) * | 2000-07-09 | 2002-04-11 | Chen, Chung, Chin | Method of making barium strontium titanate filled plastics |
| US6872888B2 (en) * | 2001-05-31 | 2005-03-29 | Albert Santelli, Jr. | Universally adjustable wire and/or cable enclosure connector for wire and/or cable enclosure systems |
| US7892632B2 (en) * | 2004-09-30 | 2011-02-22 | The United States Of America As Represented By The Secretary Of The Navy | Metallized fibers and method therefor |
| US7815820B2 (en) * | 2007-10-18 | 2010-10-19 | General Electric Company | Electromagnetic interference shielding polymer composites and methods of manufacture |
| US9130288B2 (en) * | 2012-07-19 | 2015-09-08 | Holland Electronics, Llc | Moving part coaxial cable connector |
| EP3369297B1 (en) * | 2015-10-27 | 2022-12-28 | Henkel AG & Co. KGaA | A conductive composition for low frequency emi shielding |
| US10398068B2 (en) * | 2016-09-28 | 2019-08-27 | Molex, Llc | Electromagnetic shielding sheet and manufacturing method for same |
| US9963111B1 (en) | 2017-08-29 | 2018-05-08 | Harmoniks, Inc. | Combustion engine electromagnetic energy disruptor |
Family Cites Families (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB1470501A (en) * | 1973-03-20 | 1977-04-14 | Raychem Ltd | Polymer compositions for electrical use |
| US4129544A (en) * | 1976-04-29 | 1978-12-12 | E. I. Du Pont De Nemours And Company | Aqueous acrylic coating composition for electrical conductors |
| DE3024888A1 (de) * | 1980-07-01 | 1982-02-04 | Bayer Ag, 5090 Leverkusen | Verbundmaterial zur abschirmung elektromagnetischer strahlung |
| US4538151A (en) * | 1982-03-31 | 1985-08-27 | Nippon Electric Co., Ltd. | Electro-magnetic wave absorbing material |
| US4493912A (en) * | 1983-08-15 | 1985-01-15 | General Electric Company | Electromagnetic wave attenuating composition |
| JPS60249392A (ja) * | 1984-05-24 | 1985-12-10 | ティーディーケイ株式会社 | 電磁シ−ルド材料 |
-
1986
- 1986-08-05 DE DE19863626460 patent/DE3626460A1/de active Granted
-
1987
- 1987-07-24 EP EP87110719A patent/EP0256350A1/de not_active Withdrawn
- 1987-08-04 US US07/081,232 patent/US4783279A/en not_active Expired - Fee Related
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE29506744U1 (de) * | 1995-04-20 | 1995-07-13 | Bürkert Werke GmbH & Co., 74653 Ingelfingen | Elektromagneteinheit für ein Magnetventil |
| DE19516448A1 (de) * | 1995-05-04 | 1996-11-07 | Siemens Matsushita Components | Flexible Kunststoffolie mit magnetischen Eigenschaften |
| DE102017220105A1 (de) * | 2017-11-10 | 2019-05-16 | Mahle International Gmbh | Elektromagnetisches Steuerungssystem |
Also Published As
| Publication number | Publication date |
|---|---|
| US4783279A (en) | 1988-11-08 |
| DE3626460A1 (de) | 1988-02-11 |
| EP0256350A1 (de) | 1988-02-24 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| OP8 | Request for examination as to paragraph 44 patent law | ||
| D2 | Grant after examination | ||
| 8364 | No opposition during term of opposition | ||
| 8339 | Ceased/non-payment of the annual fee |