DE102009023847A1 - Varistorkeramik, Vielschichtbauelement umfassend die Varistorkeramik, Herstellungsverfahren für die Varistorkeramik - Google Patents
Varistorkeramik, Vielschichtbauelement umfassend die Varistorkeramik, Herstellungsverfahren für die Varistorkeramik Download PDFInfo
- Publication number
- DE102009023847A1 DE102009023847A1 DE102009023847A DE102009023847A DE102009023847A1 DE 102009023847 A1 DE102009023847 A1 DE 102009023847A1 DE 102009023847 A DE102009023847 A DE 102009023847A DE 102009023847 A DE102009023847 A DE 102009023847A DE 102009023847 A1 DE102009023847 A1 DE 102009023847A1
- Authority
- DE
- Germany
- Prior art keywords
- atomic
- varistor ceramic
- proportion
- ceramic according
- varistor
- 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.)
- Withdrawn
Links
- 239000000919 ceramic Substances 0.000 title claims abstract description 35
- 238000004519 manufacturing process Methods 0.000 title claims description 12
- 239000000463 material Substances 0.000 claims description 9
- 229910052782 aluminium Inorganic materials 0.000 claims description 8
- 238000005245 sintering Methods 0.000 claims description 8
- 229910052796 boron Inorganic materials 0.000 claims description 7
- 238000000034 method Methods 0.000 claims description 7
- 229910052710 silicon Inorganic materials 0.000 claims description 6
- 229910052810 boron oxide Inorganic materials 0.000 claims description 5
- 229910052791 calcium Inorganic materials 0.000 claims description 5
- 229910052804 chromium Inorganic materials 0.000 claims description 5
- JKWMSGQKBLHBQQ-UHFFFAOYSA-N diboron trioxide Chemical compound O=BOB=O JKWMSGQKBLHBQQ-UHFFFAOYSA-N 0.000 claims description 5
- 238000001354 calcination Methods 0.000 claims description 3
- 239000002243 precursor Substances 0.000 claims description 3
- 239000003513 alkali Substances 0.000 claims description 2
- 150000001638 boron Chemical class 0.000 claims description 2
- 150000001875 compounds Chemical class 0.000 claims description 2
- 239000011521 glass Substances 0.000 claims description 2
- 239000002075 main ingredient Substances 0.000 claims 1
- 229910052751 metal Inorganic materials 0.000 claims 1
- 239000002184 metal Substances 0.000 claims 1
- 150000002739 metals Chemical class 0.000 claims 1
- 229910052725 zinc Inorganic materials 0.000 abstract description 2
- 239000011701 zinc Substances 0.000 description 9
- 239000011575 calcium Substances 0.000 description 8
- 239000011651 chromium Substances 0.000 description 8
- XLOMVQKBTHCTTD-UHFFFAOYSA-N Zinc monoxide Chemical compound [Zn]=O XLOMVQKBTHCTTD-UHFFFAOYSA-N 0.000 description 6
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 description 5
- 230000008859 change Effects 0.000 description 5
- 239000000203 mixture Substances 0.000 description 5
- 229910052777 Praseodymium Inorganic materials 0.000 description 3
- XUIMIQQOPSSXEZ-UHFFFAOYSA-N Silicon Chemical compound [Si] XUIMIQQOPSSXEZ-UHFFFAOYSA-N 0.000 description 3
- 229910010293 ceramic material Inorganic materials 0.000 description 3
- 229910017052 cobalt Inorganic materials 0.000 description 3
- 239000010941 cobalt Substances 0.000 description 3
- GUTLYIVDDKVIGB-UHFFFAOYSA-N cobalt atom Chemical compound [Co] GUTLYIVDDKVIGB-UHFFFAOYSA-N 0.000 description 3
- PUDIUYLPXJFUGB-UHFFFAOYSA-N praseodymium atom Chemical compound [Pr] PUDIUYLPXJFUGB-UHFFFAOYSA-N 0.000 description 3
- 239000010703 silicon Substances 0.000 description 3
- 239000011787 zinc oxide Substances 0.000 description 3
- ZOXJGFHDIHLPTG-UHFFFAOYSA-N Boron Chemical compound [B] ZOXJGFHDIHLPTG-UHFFFAOYSA-N 0.000 description 2
- OYPRJOBELJOOCE-UHFFFAOYSA-N Calcium Chemical compound [Ca] OYPRJOBELJOOCE-UHFFFAOYSA-N 0.000 description 2
- VYZAMTAEIAYCRO-UHFFFAOYSA-N Chromium Chemical compound [Cr] VYZAMTAEIAYCRO-UHFFFAOYSA-N 0.000 description 2
- 239000011230 binding agent Substances 0.000 description 2
- 238000005261 decarburization Methods 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 239000002019 doping agent Substances 0.000 description 2
- 238000001035 drying Methods 0.000 description 2
- 238000005259 measurement Methods 0.000 description 2
- 230000008569 process Effects 0.000 description 2
- 238000007873 sieving Methods 0.000 description 2
- 238000013112 stability test Methods 0.000 description 2
- 239000000654 additive Substances 0.000 description 1
- 229910000272 alkali metal oxide Inorganic materials 0.000 description 1
- 230000004888 barrier function Effects 0.000 description 1
- 230000015572 biosynthetic process Effects 0.000 description 1
- 150000001639 boron compounds Chemical class 0.000 description 1
- 238000012512 characterization method Methods 0.000 description 1
- 238000012993 chemical processing Methods 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 238000001816 cooling Methods 0.000 description 1
- 230000003247 decreasing effect Effects 0.000 description 1
- 230000001419 dependent effect Effects 0.000 description 1
- 239000002270 dispersing agent Substances 0.000 description 1
- 238000001704 evaporation Methods 0.000 description 1
- 230000008020 evaporation Effects 0.000 description 1
- 230000002349 favourable effect Effects 0.000 description 1
- 230000006872 improvement Effects 0.000 description 1
- 239000004615 ingredient Substances 0.000 description 1
- 230000007774 longterm Effects 0.000 description 1
- 238000003801 milling Methods 0.000 description 1
- 239000000843 powder Substances 0.000 description 1
- 238000004886 process control Methods 0.000 description 1
- 239000002002 slurry Substances 0.000 description 1
- 239000002904 solvent Substances 0.000 description 1
- 239000007921 spray Substances 0.000 description 1
- 239000010421 standard material Substances 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
- 238000012360 testing method Methods 0.000 description 1
- 238000012549 training Methods 0.000 description 1
- 238000005303 weighing Methods 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
- H01C7/10—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 voltage responsive, i.e. varistors
- H01C7/105—Varistor cores
- H01C7/108—Metal oxide
- H01C7/112—ZnO type
-
- 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
- C04B35/453—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 zinc, tin, or bismuth oxides or solid solutions thereof with other oxides, e.g. zincates, stannates or bismuthates
-
- 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
- C04B2235/00—Aspects relating to ceramic starting mixtures or sintered ceramic products
- C04B2235/02—Composition of constituents of the starting material or of secondary phases of the final product
- C04B2235/30—Constituents and secondary phases not being of a fibrous nature
- C04B2235/32—Metal oxides, mixed metal oxides, or oxide-forming salts thereof, e.g. carbonates, nitrates, (oxy)hydroxides, chlorides
- C04B2235/3205—Alkaline earth oxides or oxide forming salts thereof, e.g. beryllium oxide
- C04B2235/3208—Calcium oxide or oxide-forming salts thereof, e.g. lime
-
- 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
- C04B2235/00—Aspects relating to ceramic starting mixtures or sintered ceramic products
- C04B2235/02—Composition of constituents of the starting material or of secondary phases of the final product
- C04B2235/30—Constituents and secondary phases not being of a fibrous nature
- C04B2235/32—Metal oxides, mixed metal oxides, or oxide-forming salts thereof, e.g. carbonates, nitrates, (oxy)hydroxides, chlorides
- C04B2235/3217—Aluminum oxide or oxide forming salts thereof, e.g. bauxite, alpha-alumina
-
- 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
- C04B2235/00—Aspects relating to ceramic starting mixtures or sintered ceramic products
- C04B2235/02—Composition of constituents of the starting material or of secondary phases of the final product
- C04B2235/30—Constituents and secondary phases not being of a fibrous nature
- C04B2235/32—Metal oxides, mixed metal oxides, or oxide-forming salts thereof, e.g. carbonates, nitrates, (oxy)hydroxides, chlorides
- C04B2235/3224—Rare earth oxide or oxide forming salts thereof, e.g. scandium oxide
-
- 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
- C04B2235/00—Aspects relating to ceramic starting mixtures or sintered ceramic products
- C04B2235/02—Composition of constituents of the starting material or of secondary phases of the final product
- C04B2235/30—Constituents and secondary phases not being of a fibrous nature
- C04B2235/32—Metal oxides, mixed metal oxides, or oxide-forming salts thereof, e.g. carbonates, nitrates, (oxy)hydroxides, chlorides
- C04B2235/3231—Refractory metal oxides, their mixed metal oxides, or oxide-forming salts thereof
- C04B2235/3241—Chromium oxides, chromates, or oxide-forming salts thereof
-
- 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
- C04B2235/00—Aspects relating to ceramic starting mixtures or sintered ceramic products
- C04B2235/02—Composition of constituents of the starting material or of secondary phases of the final product
- C04B2235/30—Constituents and secondary phases not being of a fibrous nature
- C04B2235/32—Metal oxides, mixed metal oxides, or oxide-forming salts thereof, e.g. carbonates, nitrates, (oxy)hydroxides, chlorides
- C04B2235/327—Iron group oxides, their mixed metal oxides, or oxide-forming salts thereof
- C04B2235/3275—Cobalt oxides, cobaltates or cobaltites or oxide forming salts thereof, e.g. bismuth cobaltate, zinc cobaltite
-
- 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
- C04B2235/00—Aspects relating to ceramic starting mixtures or sintered ceramic products
- C04B2235/02—Composition of constituents of the starting material or of secondary phases of the final product
- C04B2235/30—Constituents and secondary phases not being of a fibrous nature
- C04B2235/34—Non-metal oxides, non-metal mixed oxides, or salts thereof that form the non-metal oxides upon heating, e.g. carbonates, nitrates, (oxy)hydroxides, chlorides
- C04B2235/3409—Boron oxide, borates, boric acids, or oxide forming salts thereof, e.g. borax
-
- 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
- C04B2235/00—Aspects relating to ceramic starting mixtures or sintered ceramic products
- C04B2235/02—Composition of constituents of the starting material or of secondary phases of the final product
- C04B2235/30—Constituents and secondary phases not being of a fibrous nature
- C04B2235/34—Non-metal oxides, non-metal mixed oxides, or salts thereof that form the non-metal oxides upon heating, e.g. carbonates, nitrates, (oxy)hydroxides, chlorides
- C04B2235/3418—Silicon oxide, silicic acids or oxide forming salts thereof, e.g. silica sol, fused silica, silica fume, cristobalite, quartz or flint
Landscapes
- Engineering & Computer Science (AREA)
- Microelectronics & Electronic Packaging (AREA)
- Chemical & Material Sciences (AREA)
- Ceramic Engineering (AREA)
- Physics & Mathematics (AREA)
- Electromagnetism (AREA)
- Manufacturing & Machinery (AREA)
- Materials Engineering (AREA)
- Structural Engineering (AREA)
- Organic Chemistry (AREA)
- Compositions Of Oxide Ceramics (AREA)
- Thermistors And Varistors (AREA)
Priority Applications (8)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| DE102009023847A DE102009023847A1 (de) | 2009-02-03 | 2009-06-04 | Varistorkeramik, Vielschichtbauelement umfassend die Varistorkeramik, Herstellungsverfahren für die Varistorkeramik |
| TW99102531A TWI474345B (zh) | 2009-02-03 | 2010-01-29 | 變阻器陶瓷、包括變阻器陶瓷之多層元件及變阻器陶瓷之製造方法 |
| KR1020117020444A KR101693905B1 (ko) | 2009-02-03 | 2010-02-01 | 바리스터 세라믹, 바리스터 세라믹을 포함하는 다층 소자, 바리스터 세라믹의 제조 방법 |
| JP2011546867A JP5715961B2 (ja) | 2009-02-03 | 2010-02-01 | バリスタセラミック、バリスタセラミックを含む多層構成要素、バリスタセラミックの製造方法 |
| PCT/EP2010/051185 WO2010089276A1 (de) | 2009-02-03 | 2010-02-01 | Varistorkeramik, vielschichtbauelement umfassend die varistorkeramik, herstellungsverfahren für die varistorkeramik |
| EP10701694.1A EP2394276B1 (de) | 2009-02-03 | 2010-02-01 | Varistorkeramik, vielschichtbauelement umfassend die varistorkeramik, herstellungsverfahren für die varistorkeramik |
| US13/144,646 US20110299213A1 (en) | 2009-02-03 | 2010-02-01 | Varistor ceramic, multilayer component comprising the varistor ceramic, and production method for the varistor ceramic |
| CN201080006361.7A CN102301433B (zh) | 2009-02-03 | 2010-02-01 | 可变电阻陶瓷和含该可变电阻陶瓷的多层构件以及该可变电阻陶瓷的制备方法 |
Applications Claiming Priority (3)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| DE102009007235 | 2009-02-03 | ||
| DE102009007235.7 | 2009-02-03 | ||
| DE102009023847A DE102009023847A1 (de) | 2009-02-03 | 2009-06-04 | Varistorkeramik, Vielschichtbauelement umfassend die Varistorkeramik, Herstellungsverfahren für die Varistorkeramik |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| DE102009023847A1 true DE102009023847A1 (de) | 2010-08-12 |
Family
ID=42317581
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| DE102009023847A Withdrawn DE102009023847A1 (de) | 2009-02-03 | 2009-06-04 | Varistorkeramik, Vielschichtbauelement umfassend die Varistorkeramik, Herstellungsverfahren für die Varistorkeramik |
Country Status (8)
| Country | Link |
|---|---|
| US (1) | US20110299213A1 (https=) |
| EP (1) | EP2394276B1 (https=) |
| JP (1) | JP5715961B2 (https=) |
| KR (1) | KR101693905B1 (https=) |
| CN (1) | CN102301433B (https=) |
| DE (1) | DE102009023847A1 (https=) |
| TW (1) | TWI474345B (https=) |
| WO (1) | WO2010089276A1 (https=) |
Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH078368B2 (ja) | 1986-07-04 | 1995-02-01 | 石川島播磨重工業株式会社 | 圧延機 |
| WO2022129408A1 (de) * | 2020-12-17 | 2022-06-23 | Tdk Electronics Ag | Verbindungsplättchen zur elektrischen verbindung von leiterplatten und verfahren zur herstellung eines verbindungsplättchens |
Family Cites Families (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5425494A (en) * | 1977-07-27 | 1979-02-26 | Tdk Corp | Voltage-nonlinear resistive ceramic composition |
| JPH03116901A (ja) * | 1989-09-29 | 1991-05-17 | Fuji Electric Co Ltd | 酸化亜鉛電圧非直線抵抗体 |
| US5973588A (en) * | 1990-06-26 | 1999-10-26 | Ecco Limited | Multilayer varistor with pin receiving apertures |
| JP3232849B2 (ja) * | 1994-02-09 | 2001-11-26 | 松下電器産業株式会社 | バリスタの製造方法 |
| JP3822798B2 (ja) * | 2001-02-16 | 2006-09-20 | 太陽誘電株式会社 | 電圧非直線抵抗体及び磁器組成物 |
| TWI236683B (en) * | 2002-07-25 | 2005-07-21 | Murata Manufacturing Co | Varistor and manufacturing method thereof |
| US20060152330A1 (en) * | 2005-01-12 | 2006-07-13 | Jong-Sung Kang | PTC current limiting device having molding part made of insulating material |
| JP4893371B2 (ja) * | 2007-03-02 | 2012-03-07 | Ｔｄｋ株式会社 | バリスタ素子 |
| TW200903530A (en) * | 2007-03-30 | 2009-01-16 | Tdk Corp | Voltage non-linear resistance ceramic composition and voltage non-linear resistance element |
| JP4888260B2 (ja) * | 2007-07-10 | 2012-02-29 | Ｔｄｋ株式会社 | 電圧非直線性抵抗体磁器組成物、電子部品、及び積層チップバリスタ |
-
2009
- 2009-06-04 DE DE102009023847A patent/DE102009023847A1/de not_active Withdrawn
-
2010
- 2010-01-29 TW TW99102531A patent/TWI474345B/zh active
- 2010-02-01 JP JP2011546867A patent/JP5715961B2/ja active Active
- 2010-02-01 CN CN201080006361.7A patent/CN102301433B/zh active Active
- 2010-02-01 WO PCT/EP2010/051185 patent/WO2010089276A1/de not_active Ceased
- 2010-02-01 KR KR1020117020444A patent/KR101693905B1/ko active Active
- 2010-02-01 EP EP10701694.1A patent/EP2394276B1/de active Active
- 2010-02-01 US US13/144,646 patent/US20110299213A1/en not_active Abandoned
Also Published As
| Publication number | Publication date |
|---|---|
| TW201037740A (en) | 2010-10-16 |
| US20110299213A1 (en) | 2011-12-08 |
| CN102301433A (zh) | 2011-12-28 |
| WO2010089276A1 (de) | 2010-08-12 |
| EP2394276B1 (de) | 2013-08-07 |
| EP2394276A1 (de) | 2011-12-14 |
| KR20110116039A (ko) | 2011-10-24 |
| TWI474345B (zh) | 2015-02-21 |
| JP2012516824A (ja) | 2012-07-26 |
| JP5715961B2 (ja) | 2015-05-13 |
| CN102301433B (zh) | 2014-10-22 |
| KR101693905B1 (ko) | 2017-01-06 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| DE69611642T2 (de) | Zinkoxidkeramik, Verfahren zu deren Herstellung und Zinkoxidvaristoren | |
| DE69304034T2 (de) | Nichtreduzierbare, dielektrische keramische Zusammensetzung | |
| DE4220681C2 (de) | Nichtreduzierende, dielektrische, keramische Zusammensetzung | |
| DE4036997A1 (de) | Monolithischer varistor | |
| EP0351004A2 (de) | Nichtlinearer spannungsabhängiger Widerstand | |
| DE69021552T2 (de) | Zinkoxid-varistor, seine herstellung und zusammensetzung eines kristallisierten glases zur beschichtung. | |
| DE68910640T2 (de) | Spannungsabhängiger nichtlinearer Widerstand und Verfahren zu seiner Herstellung. | |
| EP3814296A1 (de) | Ntc-masse, thermistor und verfahren zur herstellung des thermistors | |
| EP1114007A1 (de) | Reduktionsstabile keramikmassen | |
| DE69712977T2 (de) | Spannungsabhängiger nichtlinearer Widerstand, Herstellungsverfahren und Überspannungsschutzelement | |
| EP2393761B1 (de) | Varistorkeramik | |
| EP2118037A2 (de) | Keramikmaterial und elektrokeramisches bauelement mit dem keramikmaterial | |
| DE112015005617T5 (de) | Elektrisch leitfähiger Oxidsinterkörper, Element zur elektrischen Leitung, Gassensor, piezoelektrisches Element und Verfahren zur Herstellung des piezoelektrischen Elements | |
| DE69021809T2 (de) | Verfahren zur herstellung keramischer kondensatoren mit varistor-kennzeichen. | |
| EP2326604A1 (de) | Keramikmaterial, verfahren zur herstellung eines keramikmaterials und elektrokeramisches bauelement umfassend das keramikmaterial | |
| DE69707247T2 (de) | Keramischer vielschichtkondensator | |
| EP2394276B1 (de) | Varistorkeramik, vielschichtbauelement umfassend die varistorkeramik, herstellungsverfahren für die varistorkeramik | |
| DE3888314T2 (de) | Nichtlineare spannungsabhängige Widerstände. | |
| DE3121290A1 (de) | "nichtlinearer widerstand und verfahren zu seiner herstellung" | |
| DE3121289A1 (de) | Spannungsabhaengiger widerstand und verfahren zu seiner herstellung | |
| DE3018595A1 (de) | Verfahren zur herstellung eines nichtlinearen widerstands | |
| DE2633566C2 (de) | Keramisches elektrisches Material mit hohem nichtlinearen Widerstand und Verfahren zu seiner Herstellung | |
| DE102023134260B9 (de) | NTC-Zusammensetzung, Thermistor, Vielschichtthermistor, monolagiger NTC-Dünnfilmthermistor, Vielschichtdünnfilmthermistor und Verfahren zur Herstellung eines Vielschichtthermistors | |
| DE102010049573B4 (de) | Verfahren zur Herstellung eines Vielschichtbauelements und Vielschichtbauelement | |
| DE69125016T2 (de) | Laminierter Halbleiterkeramikkondensator mit Zwischenkornisolation und Herstellungsverfahren |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| OP8 | Request for examination as to paragraph 44 patent law | ||
| R120 | Application withdrawn or ip right abandoned |
Effective date: 20140708 |