DE1490659B2 - Gesinterter elektrischer kaltleiterwiderstandskoerper und verfahren zu seiner herstellung - Google Patents
Gesinterter elektrischer kaltleiterwiderstandskoerper und verfahren zu seiner herstellungInfo
- Publication number
- DE1490659B2 DE1490659B2 DE19641490659 DE1490659A DE1490659B2 DE 1490659 B2 DE1490659 B2 DE 1490659B2 DE 19641490659 DE19641490659 DE 19641490659 DE 1490659 A DE1490659 A DE 1490659A DE 1490659 B2 DE1490659 B2 DE 1490659B2
- Authority
- DE
- Germany
- Prior art keywords
- resistance
- crystalline
- doped
- resistor body
- temperature range
- 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.)
- Pending
Links
- 238000000034 method Methods 0.000 title claims description 18
- 238000004519 manufacturing process Methods 0.000 title claims description 9
- 230000008569 process Effects 0.000 title description 8
- 239000004020 conductor Substances 0.000 title description 4
- 239000000463 material Substances 0.000 claims description 46
- JRPBQTZRNDNNOP-UHFFFAOYSA-N barium titanate Chemical compound [Ba+2].[Ba+2].[O-][Ti]([O-])([O-])[O-] JRPBQTZRNDNNOP-UHFFFAOYSA-N 0.000 claims description 14
- 229910002113 barium titanate Inorganic materials 0.000 claims description 14
- 239000000126 substance Substances 0.000 claims description 12
- 238000002156 mixing Methods 0.000 claims description 11
- LFQSCWFLJHTTHZ-UHFFFAOYSA-N Ethanol Chemical compound CCO LFQSCWFLJHTTHZ-UHFFFAOYSA-N 0.000 claims description 7
- 150000001768 cations Chemical group 0.000 claims description 6
- 230000001965 increasing effect Effects 0.000 claims description 5
- 229910052712 strontium Inorganic materials 0.000 claims description 5
- CIOAGBVUUVVLOB-UHFFFAOYSA-N strontium atom Chemical compound [Sr] CIOAGBVUUVVLOB-UHFFFAOYSA-N 0.000 claims description 5
- CSCPPACGZOOCGX-UHFFFAOYSA-N Acetone Chemical compound CC(C)=O CSCPPACGZOOCGX-UHFFFAOYSA-N 0.000 claims description 4
- ATJFFYVFTNAWJD-UHFFFAOYSA-N Tin Chemical compound [Sn] ATJFFYVFTNAWJD-UHFFFAOYSA-N 0.000 claims description 4
- QCWXUUIWCKQGHC-UHFFFAOYSA-N Zirconium Chemical compound [Zr] QCWXUUIWCKQGHC-UHFFFAOYSA-N 0.000 claims description 4
- 235000019441 ethanol Nutrition 0.000 claims description 4
- 229910052726 zirconium Inorganic materials 0.000 claims description 4
- 150000001450 anions Chemical group 0.000 claims description 3
- 230000015572 biosynthetic process Effects 0.000 claims description 3
- 150000004649 carbonic acid derivatives Chemical class 0.000 claims description 3
- 229910010293 ceramic material Inorganic materials 0.000 claims description 3
- 150000001875 compounds Chemical class 0.000 claims description 3
- 230000000593 degrading effect Effects 0.000 claims description 3
- OYPRJOBELJOOCE-UHFFFAOYSA-N Calcium Chemical compound [Ca] OYPRJOBELJOOCE-UHFFFAOYSA-N 0.000 claims description 2
- DUPIXUINLCPYLU-UHFFFAOYSA-N barium lead Chemical compound [Ba].[Pb] DUPIXUINLCPYLU-UHFFFAOYSA-N 0.000 claims description 2
- 229910052791 calcium Inorganic materials 0.000 claims description 2
- 239000011575 calcium Substances 0.000 claims description 2
- 230000001419 dependent effect Effects 0.000 claims description 2
- 238000007493 shaping process Methods 0.000 claims description 2
- 125000001424 substituent group Chemical group 0.000 claims 4
- 239000013078 crystal Substances 0.000 description 11
- 239000000203 mixture Substances 0.000 description 8
- 239000000919 ceramic Substances 0.000 description 7
- 230000000694 effects Effects 0.000 description 5
- 239000000654 additive Substances 0.000 description 4
- 238000006243 chemical reaction Methods 0.000 description 4
- 238000005245 sintering Methods 0.000 description 4
- 238000010586 diagram Methods 0.000 description 3
- 229910052718 tin Inorganic materials 0.000 description 3
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 3
- PEDCQBHIVMGVHV-UHFFFAOYSA-N Glycerine Chemical compound OCC(O)CO PEDCQBHIVMGVHV-UHFFFAOYSA-N 0.000 description 2
- UQSXHKLRYXJYBZ-UHFFFAOYSA-N Iron oxide Chemical compound [Fe]=O UQSXHKLRYXJYBZ-UHFFFAOYSA-N 0.000 description 2
- 229910010413 TiO 2 Inorganic materials 0.000 description 2
- RTAQQCXQSZGOHL-UHFFFAOYSA-N Titanium Chemical compound [Ti] RTAQQCXQSZGOHL-UHFFFAOYSA-N 0.000 description 2
- 229910052784 alkaline earth metal Inorganic materials 0.000 description 2
- 150000001342 alkaline earth metals Chemical class 0.000 description 2
- 230000004888 barrier function Effects 0.000 description 2
- 230000008859 change Effects 0.000 description 2
- 239000002019 doping agent Substances 0.000 description 2
- 238000011835 investigation Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 239000004372 Polyvinyl alcohol Substances 0.000 description 1
- 229910052787 antimony Inorganic materials 0.000 description 1
- WATWJIUSRGPENY-UHFFFAOYSA-N antimony atom Chemical compound [Sb] WATWJIUSRGPENY-UHFFFAOYSA-N 0.000 description 1
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-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
- 239000011230 binding agent Substances 0.000 description 1
- 239000003990 capacitor Substances 0.000 description 1
- 239000002131 composite material Substances 0.000 description 1
- RKTYLMNFRDHKIL-UHFFFAOYSA-N copper;5,10,15,20-tetraphenylporphyrin-22,24-diide Chemical group [Cu+2].C1=CC(C(=C2C=CC([N-]2)=C(C=2C=CC=CC=2)C=2C=CC(N=2)=C(C=2C=CC=CC=2)C2=CC=C3[N-]2)C=2C=CC=CC=2)=NC1=C3C1=CC=CC=C1 RKTYLMNFRDHKIL-UHFFFAOYSA-N 0.000 description 1
- 239000002178 crystalline material Substances 0.000 description 1
- 230000006378 damage Effects 0.000 description 1
- 238000009792 diffusion process Methods 0.000 description 1
- 238000002474 experimental method Methods 0.000 description 1
- 235000011187 glycerol Nutrition 0.000 description 1
- 238000000227 grinding Methods 0.000 description 1
- 230000006872 improvement Effects 0.000 description 1
- 238000010348 incorporation Methods 0.000 description 1
- 230000002401 inhibitory effect Effects 0.000 description 1
- 150000002500 ions Chemical class 0.000 description 1
- 239000005355 lead glass Substances 0.000 description 1
- 239000007788 liquid Substances 0.000 description 1
- 229910052751 metal Inorganic materials 0.000 description 1
- 239000002184 metal Substances 0.000 description 1
- 150000002739 metals Chemical class 0.000 description 1
- 238000003801 milling Methods 0.000 description 1
- 229910052760 oxygen Inorganic materials 0.000 description 1
- 239000001301 oxygen Substances 0.000 description 1
- 239000004014 plasticizer Substances 0.000 description 1
- 229920002451 polyvinyl alcohol Polymers 0.000 description 1
- 238000003825 pressing Methods 0.000 description 1
- 108090000623 proteins and genes Proteins 0.000 description 1
- 230000000630 rising effect Effects 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
- 239000010936 titanium Substances 0.000 description 1
- 229910052719 titanium Inorganic materials 0.000 description 1
- 230000009466 transformation Effects 0.000 description 1
- 230000007306 turnover Effects 0.000 description 1
Classifications
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01C—RESISTORS
- H01C7/00—Non-adjustable resistors formed as one or more layers or coatings; Non-adjustable resistors made from powdered conducting material or powdered semi-conducting material with or without insulating material
- H01C7/02—Non-adjustable resistors formed as one or more layers or coatings; Non-adjustable resistors made from powdered conducting material or powdered semi-conducting material with or without insulating material having positive temperature coefficient
- H01C7/022—Non-adjustable resistors formed as one or more layers or coatings; Non-adjustable resistors made from powdered conducting material or powdered semi-conducting material with or without insulating material having positive temperature coefficient mainly consisting of non-metallic substances
- H01C7/023—Non-adjustable resistors formed as one or more layers or coatings; Non-adjustable resistors made from powdered conducting material or powdered semi-conducting material with or without insulating material having positive temperature coefficient mainly consisting of non-metallic substances containing oxides or oxidic compounds, e.g. ferrites
- H01C7/025—Perovskites, e.g. titanates
-
- 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
- C04B35/46—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 titanium oxides or titanates
- C04B35/462—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 titanium oxides or titanates based on titanates
- C04B35/465—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 titanium oxides or titanates based on titanates based on alkaline earth metal titanates
- C04B35/468—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 titanium oxides or titanates based on titanates based on alkaline earth metal titanates based on barium titanates
- C04B35/4682—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 titanium oxides or titanates based on titanates based on alkaline earth metal titanates based on barium titanates based on BaTiO3 perovskite phase
-
- 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
- H01B1/06—Conductors or conductive bodies characterised by the conductive materials; Selection of materials as conductors mainly consisting of other non-metallic substances
- H01B1/08—Conductors or conductive bodies characterised by the conductive materials; Selection of materials as conductors mainly consisting of other non-metallic substances oxides
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01C—RESISTORS
- H01C7/00—Non-adjustable resistors formed as one or more layers or coatings; Non-adjustable resistors made from powdered conducting material or powdered semi-conducting material with or without insulating material
- H01C7/02—Non-adjustable resistors formed as one or more layers or coatings; Non-adjustable resistors made from powdered conducting material or powdered semi-conducting material with or without insulating material having positive temperature coefficient
Landscapes
- Engineering & Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- Ceramic Engineering (AREA)
- Microelectronics & Electronic Packaging (AREA)
- Materials Engineering (AREA)
- Physics & Mathematics (AREA)
- Electromagnetism (AREA)
- Manufacturing & Machinery (AREA)
- Structural Engineering (AREA)
- Organic Chemistry (AREA)
- Thermistors And Varistors (AREA)
- Compositions Of Oxide Ceramics (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| DES0093193 | 1964-09-17 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| DE1490659A1 DE1490659A1 (de) | 1969-09-04 |
| DE1490659B2 true DE1490659B2 (de) | 1972-01-13 |
Family
ID=7517794
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| DE19641490659 Pending DE1490659B2 (de) | 1964-09-17 | 1964-09-17 | Gesinterter elektrischer kaltleiterwiderstandskoerper und verfahren zu seiner herstellung |
Country Status (8)
| Country | Link |
|---|---|
| US (1) | US3637532A (cg-RX-API-DMAC7.html) |
| JP (1) | JPS5212398B1 (cg-RX-API-DMAC7.html) |
| AT (1) | AT259079B (cg-RX-API-DMAC7.html) |
| BE (1) | BE669782A (cg-RX-API-DMAC7.html) |
| DE (1) | DE1490659B2 (cg-RX-API-DMAC7.html) |
| FR (1) | FR1448402A (cg-RX-API-DMAC7.html) |
| GB (1) | GB1073940A (cg-RX-API-DMAC7.html) |
| NL (1) | NL6510074A (cg-RX-API-DMAC7.html) |
Families Citing this family (19)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS547070B2 (cg-RX-API-DMAC7.html) * | 1973-07-30 | 1979-04-03 | ||
| JPS5652868B2 (cg-RX-API-DMAC7.html) * | 1973-09-24 | 1981-12-15 | ||
| NL165020C (nl) * | 1974-12-16 | 1981-02-16 | Philips Nv | Kleurentelevisie-ontvanger bevattende een ontmagneti- seerschakeling en samengesteld thermistorelement voor toepassing in een dergelijke schakeling. |
| DE2659672B2 (de) * | 1976-12-30 | 1980-12-04 | Siemens Ag, 1000 Berlin Und 8000 Muenchen | Kondensatordielektrikum mit inneren Sperrschichten und Verfahren zu seiner Herstellung |
| JPS59125B2 (ja) * | 1978-10-20 | 1984-01-05 | ティーディーケイ株式会社 | 非直線性誘電体素子 |
| JPS57157502A (en) * | 1981-03-24 | 1982-09-29 | Murata Manufacturing Co | Barium titanate series porcelain composition |
| JPS62222512A (ja) * | 1986-03-20 | 1987-09-30 | キヤノン株式会社 | 誘電体材料 |
| US4898844A (en) * | 1986-07-14 | 1990-02-06 | Sprague Electric Company | Process for manufacturing a ceramic body having multiple barium-titanate phases |
| JPH0670884B2 (ja) * | 1986-12-27 | 1994-09-07 | 株式会社住友金属セラミックス | マイクロ波用誘電体磁器組成物 |
| US5818043A (en) * | 1993-04-09 | 1998-10-06 | Thomson-Csf | Bolometric thermal detector |
| DE19818375A1 (de) * | 1998-04-24 | 1999-11-04 | Dornier Gmbh | PTCR-Widerstand |
| ES2189626B1 (es) * | 2001-02-21 | 2005-03-16 | Consejo Superior De Investigaciones Cientificas | Procedimiento para aumentar la temperatura de curie en oxidos magnetoresistivos con estructura de doble perovskita. |
| JP2004095388A (ja) * | 2002-08-30 | 2004-03-25 | Pioneer Electronic Corp | 有機ｅｌ素子 |
| DE102008036836A1 (de) * | 2008-08-07 | 2010-02-11 | Epcos Ag | Formkörper, Heizungsvorrichtung und Verfahren zur Herstellung eines Formkörpers |
| DE102008036835A1 (de) * | 2008-08-07 | 2010-02-18 | Epcos Ag | Heizungsvorrichtung und Verfahren zur Herstellung der Heizungsvorrichtung |
| KR100997379B1 (ko) * | 2008-08-08 | 2010-11-30 | 한국과학기술연구원 | 선형적 유전특성을 나타내는 유전체 박막 조성물 |
| KR101339396B1 (ko) * | 2012-03-19 | 2013-12-09 | 삼화콘덴서공업주식회사 | 적층 세라믹 커패시터용 내환원성 저온소성 유전체 세라믹 조성물 및 그의 제조방법 |
| WO2021239898A2 (en) | 2020-05-29 | 2021-12-02 | Tdk Electronics Ag | Electrical component comprising an electrical resistor |
| CN117645481A (zh) * | 2023-11-14 | 2024-03-05 | 中物院成都科学技术发展中心 | 一种高性能微波介质陶瓷及其冷烧结制备方法 |
Family Cites Families (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| BE511613A (cg-RX-API-DMAC7.html) * | 1951-05-23 | |||
| US3044968A (en) * | 1958-05-13 | 1962-07-17 | Westinghouse Electric Corp | Positive temperature coefficient thermistor materials |
| US2981699A (en) * | 1959-12-28 | 1961-04-25 | Westinghouse Electric Corp | Positive temperature coefficient thermistor materials |
-
1964
- 1964-09-17 DE DE19641490659 patent/DE1490659B2/de active Pending
-
1965
- 1965-08-03 NL NL6510074A patent/NL6510074A/xx unknown
- 1965-09-16 FR FR31616A patent/FR1448402A/fr not_active Expired
- 1965-09-16 AT AT847165A patent/AT259079B/de active
- 1965-09-17 JP JP40056678A patent/JPS5212398B1/ja active Pending
- 1965-09-17 BE BE669782D patent/BE669782A/xx unknown
- 1965-09-17 GB GB39693/65A patent/GB1073940A/en not_active Expired
-
1969
- 1969-08-01 US US852147A patent/US3637532A/en not_active Expired - Lifetime
Also Published As
| Publication number | Publication date |
|---|---|
| US3637532A (en) | 1972-01-25 |
| FR1448402A (fr) | 1966-08-05 |
| JPS5212398B1 (cg-RX-API-DMAC7.html) | 1977-04-06 |
| DE1490659A1 (de) | 1969-09-04 |
| GB1073940A (en) | 1967-06-28 |
| AT259079B (de) | 1967-12-27 |
| BE669782A (cg-RX-API-DMAC7.html) | 1966-03-17 |
| NL6510074A (cg-RX-API-DMAC7.html) | 1966-03-18 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| E77 | Valid patent as to the heymanns-index 1977 | ||
| 8320 | Willingness to grant licences declared (paragraph 23) |