DE2549891C3 - Zusammensetzung eines keramischen Dielektrikums - Google Patents
Zusammensetzung eines keramischen DielektrikumsInfo
- Publication number
- DE2549891C3 DE2549891C3 DE2549891A DE2549891A DE2549891C3 DE 2549891 C3 DE2549891 C3 DE 2549891C3 DE 2549891 A DE2549891 A DE 2549891A DE 2549891 A DE2549891 A DE 2549891A DE 2549891 C3 DE2549891 C3 DE 2549891C3
- Authority
- DE
- Germany
- Prior art keywords
- dielectric
- composition
- ita
- ceramic
- ceramic dielectric
- 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
- 239000000203 mixture Substances 0.000 title claims description 96
- 239000000919 ceramic Substances 0.000 title claims description 77
- 239000010955 niobium Substances 0.000 claims description 157
- 229910052712 strontium Inorganic materials 0.000 claims description 10
- 229910052758 niobium Inorganic materials 0.000 claims description 9
- CIOAGBVUUVVLOB-UHFFFAOYSA-N strontium atom Chemical compound [Sr] CIOAGBVUUVVLOB-UHFFFAOYSA-N 0.000 claims description 8
- 229910052715 tantalum Inorganic materials 0.000 claims description 8
- RTAQQCXQSZGOHL-UHFFFAOYSA-N Titanium Chemical compound [Ti] RTAQQCXQSZGOHL-UHFFFAOYSA-N 0.000 claims description 7
- 229910002115 bismuth titanate Inorganic materials 0.000 claims description 7
- GUCVJGMIXFAOAE-UHFFFAOYSA-N niobium atom Chemical compound [Nb] GUCVJGMIXFAOAE-UHFFFAOYSA-N 0.000 claims description 7
- GUVRBAGPIYLISA-UHFFFAOYSA-N tantalum atom Chemical compound [Ta] GUVRBAGPIYLISA-UHFFFAOYSA-N 0.000 claims description 6
- 229910052787 antimony Inorganic materials 0.000 claims description 5
- 229910052788 barium Inorganic materials 0.000 claims description 5
- WATWJIUSRGPENY-UHFFFAOYSA-N antimony atom Chemical compound [Sb] WATWJIUSRGPENY-UHFFFAOYSA-N 0.000 claims description 4
- DSAJWYNOEDNPEQ-UHFFFAOYSA-N barium atom Chemical compound [Ba] DSAJWYNOEDNPEQ-UHFFFAOYSA-N 0.000 claims description 4
- 239000003990 capacitor Substances 0.000 description 34
- JKQOBWVOAYFWKG-UHFFFAOYSA-N molybdenum trioxide Chemical compound O=[Mo](=O)=O JKQOBWVOAYFWKG-UHFFFAOYSA-N 0.000 description 22
- 238000005245 sintering Methods 0.000 description 19
- ZNOKGRXACCSDPY-UHFFFAOYSA-N tungsten trioxide Chemical compound O=[W](=O)=O ZNOKGRXACCSDPY-UHFFFAOYSA-N 0.000 description 17
- BASFCYQUMIYNBI-UHFFFAOYSA-N platinum Chemical compound [Pt] BASFCYQUMIYNBI-UHFFFAOYSA-N 0.000 description 16
- 238000009413 insulation Methods 0.000 description 15
- 229910044991 metal oxide Inorganic materials 0.000 description 14
- 150000004706 metal oxides Chemical class 0.000 description 14
- 239000000654 additive Substances 0.000 description 13
- 239000000843 powder Substances 0.000 description 13
- KDLHZDBZIXYQEI-UHFFFAOYSA-N Palladium Chemical compound [Pd] KDLHZDBZIXYQEI-UHFFFAOYSA-N 0.000 description 12
- 238000007792 addition Methods 0.000 description 12
- AYJRCSIUFZENHW-UHFFFAOYSA-L barium carbonate Chemical compound [Ba+2].[O-]C([O-])=O AYJRCSIUFZENHW-UHFFFAOYSA-L 0.000 description 12
- NKZSPGSOXYXWQA-UHFFFAOYSA-N dioxido(oxo)titanium;lead(2+) Chemical compound [Pb+2].[O-][Ti]([O-])=O NKZSPGSOXYXWQA-UHFFFAOYSA-N 0.000 description 12
- 229910052751 metal Inorganic materials 0.000 description 12
- 239000002184 metal Substances 0.000 description 12
- GWEVSGVZZGPLCZ-UHFFFAOYSA-N Titan oxide Chemical compound O=[Ti]=O GWEVSGVZZGPLCZ-UHFFFAOYSA-N 0.000 description 10
- LJCFOYOSGPHIOO-UHFFFAOYSA-N antimony pentoxide Chemical compound O=[Sb](=O)O[Sb](=O)=O LJCFOYOSGPHIOO-UHFFFAOYSA-N 0.000 description 10
- 229910052797 bismuth Inorganic materials 0.000 description 10
- 230000000052 comparative effect Effects 0.000 description 10
- HTUMBQDCCIXGCV-UHFFFAOYSA-N lead oxide Chemical compound [O-2].[Pb+2] HTUMBQDCCIXGCV-UHFFFAOYSA-N 0.000 description 10
- YEXPOXQUZXUXJW-UHFFFAOYSA-N lead(II) oxide Inorganic materials [Pb]=O YEXPOXQUZXUXJW-UHFFFAOYSA-N 0.000 description 10
- 239000010936 titanium Substances 0.000 description 10
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 description 9
- 230000000996 additive effect Effects 0.000 description 9
- JCXGWMGPZLAOME-UHFFFAOYSA-N bismuth atom Chemical compound [Bi] JCXGWMGPZLAOME-UHFFFAOYSA-N 0.000 description 9
- QGLKJKCYBOYXKC-UHFFFAOYSA-N nonaoxidotritungsten Chemical compound O=[W]1(=O)O[W](=O)(=O)O[W](=O)(=O)O1 QGLKJKCYBOYXKC-UHFFFAOYSA-N 0.000 description 8
- 125000001424 substituent group Chemical group 0.000 description 8
- 229910001930 tungsten oxide Inorganic materials 0.000 description 8
- JRPBQTZRNDNNOP-UHFFFAOYSA-N barium titanate Chemical compound [Ba+2].[Ba+2].[O-][Ti]([O-])([O-])[O-] JRPBQTZRNDNNOP-UHFFFAOYSA-N 0.000 description 7
- 229910002113 barium titanate Inorganic materials 0.000 description 7
- 230000015556 catabolic process Effects 0.000 description 7
- 238000010586 diagram Methods 0.000 description 7
- 229910000476 molybdenum oxide Inorganic materials 0.000 description 7
- PQQKPALAQIIWST-UHFFFAOYSA-N oxomolybdenum Chemical compound [Mo]=O PQQKPALAQIIWST-UHFFFAOYSA-N 0.000 description 7
- 229910052697 platinum Inorganic materials 0.000 description 7
- UQSXHKLRYXJYBZ-UHFFFAOYSA-N Iron oxide Chemical compound [Fe]=O UQSXHKLRYXJYBZ-UHFFFAOYSA-N 0.000 description 6
- WMWLMWRWZQELOS-UHFFFAOYSA-N bismuth(III) oxide Inorganic materials O=[Bi]O[Bi]=O WMWLMWRWZQELOS-UHFFFAOYSA-N 0.000 description 6
- 239000011651 chromium Substances 0.000 description 6
- 239000013078 crystal Substances 0.000 description 6
- NUJOXMJBOLGQSY-UHFFFAOYSA-N manganese dioxide Chemical compound O=[Mn]=O NUJOXMJBOLGQSY-UHFFFAOYSA-N 0.000 description 6
- 229910000480 nickel oxide Inorganic materials 0.000 description 6
- 229910052719 titanium Inorganic materials 0.000 description 6
- PXHVJJICTQNCMI-UHFFFAOYSA-N Nickel Chemical compound [Ni] PXHVJJICTQNCMI-UHFFFAOYSA-N 0.000 description 5
- 229910001252 Pd alloy Inorganic materials 0.000 description 5
- BQCADISMDOOEFD-UHFFFAOYSA-N Silver Chemical compound [Ag] BQCADISMDOOEFD-UHFFFAOYSA-N 0.000 description 5
- 229910000428 cobalt oxide Inorganic materials 0.000 description 5
- 229910052709 silver Inorganic materials 0.000 description 5
- 239000004332 silver Substances 0.000 description 5
- PBCFLUZVCVVTBY-UHFFFAOYSA-N tantalum pentoxide Inorganic materials O=[Ta](=O)O[Ta](=O)=O PBCFLUZVCVVTBY-UHFFFAOYSA-N 0.000 description 5
- 239000004408 titanium dioxide Substances 0.000 description 5
- 230000008901 benefit Effects 0.000 description 4
- 239000003989 dielectric material Substances 0.000 description 4
- 230000000694 effects Effects 0.000 description 4
- BDAGIHXWWSANSR-NJFSPNSNSA-N hydroxyformaldehyde Chemical compound O[14CH]=O BDAGIHXWWSANSR-NJFSPNSNSA-N 0.000 description 4
- BPUBBGLMJRNUCC-UHFFFAOYSA-N oxygen(2-);tantalum(5+) Chemical compound [O-2].[O-2].[O-2].[O-2].[O-2].[Ta+5].[Ta+5] BPUBBGLMJRNUCC-UHFFFAOYSA-N 0.000 description 4
- 229910052763 palladium Inorganic materials 0.000 description 4
- 229910000018 strontium carbonate Inorganic materials 0.000 description 4
- IVMYJDGYRUAWML-UHFFFAOYSA-N cobalt(ii) oxide Chemical compound [Co]=O IVMYJDGYRUAWML-UHFFFAOYSA-N 0.000 description 3
- 239000010931 gold Substances 0.000 description 3
- 229910052742 iron Inorganic materials 0.000 description 3
- -1 molybdenum ions Chemical class 0.000 description 3
- 229910052759 nickel Inorganic materials 0.000 description 3
- ZKATWMILCYLAPD-UHFFFAOYSA-N niobium pentoxide Inorganic materials O=[Nb](=O)O[Nb](=O)=O ZKATWMILCYLAPD-UHFFFAOYSA-N 0.000 description 3
- URLJKFSTXLNXLG-UHFFFAOYSA-N niobium(5+);oxygen(2-) Chemical compound [O-2].[O-2].[O-2].[O-2].[O-2].[Nb+5].[Nb+5] URLJKFSTXLNXLG-UHFFFAOYSA-N 0.000 description 3
- GNRSAWUEBMWBQH-UHFFFAOYSA-N oxonickel Chemical compound [Ni]=O GNRSAWUEBMWBQH-UHFFFAOYSA-N 0.000 description 3
- 238000006467 substitution reaction Methods 0.000 description 3
- VYZAMTAEIAYCRO-UHFFFAOYSA-N Chromium Chemical group [Cr] VYZAMTAEIAYCRO-UHFFFAOYSA-N 0.000 description 2
- 229910000909 Lead-bismuth eutectic Inorganic materials 0.000 description 2
- 229910010413 TiO 2 Inorganic materials 0.000 description 2
- WGLPBDUCMAPZCE-UHFFFAOYSA-N Trioxochromium Chemical compound O=[Cr](=O)=O WGLPBDUCMAPZCE-UHFFFAOYSA-N 0.000 description 2
- 239000011230 binding agent Substances 0.000 description 2
- 239000003985 ceramic capacitor Substances 0.000 description 2
- 229910052804 chromium Inorganic materials 0.000 description 2
- 229910017052 cobalt Inorganic materials 0.000 description 2
- 239000010941 cobalt Substances 0.000 description 2
- GUTLYIVDDKVIGB-UHFFFAOYSA-N cobalt atom Chemical compound [Co] GUTLYIVDDKVIGB-UHFFFAOYSA-N 0.000 description 2
- 239000011521 glass Substances 0.000 description 2
- AMWRITDGCCNYAT-UHFFFAOYSA-L hydroxy(oxo)manganese;manganese Chemical compound [Mn].O[Mn]=O.O[Mn]=O AMWRITDGCCNYAT-UHFFFAOYSA-L 0.000 description 2
- WPBNNNQJVZRUHP-UHFFFAOYSA-L manganese(2+);methyl n-[[2-(methoxycarbonylcarbamothioylamino)phenyl]carbamothioyl]carbamate;n-[2-(sulfidocarbothioylamino)ethyl]carbamodithioate Chemical compound [Mn+2].[S-]C(=S)NCCNC([S-])=S.COC(=O)NC(=S)NC1=CC=CC=C1NC(=S)NC(=O)OC WPBNNNQJVZRUHP-UHFFFAOYSA-L 0.000 description 2
- 150000002739 metals Chemical class 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 229910052750 molybdenum Inorganic materials 0.000 description 2
- SWELZOZIOHGSPA-UHFFFAOYSA-N palladium silver Chemical compound [Pd].[Ag] SWELZOZIOHGSPA-UHFFFAOYSA-N 0.000 description 2
- 239000002245 particle Substances 0.000 description 2
- 239000000047 product Substances 0.000 description 2
- 229910052721 tungsten Inorganic materials 0.000 description 2
- 229910001316 Ag alloy Inorganic materials 0.000 description 1
- 229910015902 Bi 2 O 3 Inorganic materials 0.000 description 1
- OKKJLVBELUTLKV-UHFFFAOYSA-N Methanol Chemical compound OC OKKJLVBELUTLKV-UHFFFAOYSA-N 0.000 description 1
- VCUFZILGIRCDQQ-KRWDZBQOSA-N N-[[(5S)-2-oxo-3-(2-oxo-3H-1,3-benzoxazol-6-yl)-1,3-oxazolidin-5-yl]methyl]-2-[[3-(trifluoromethoxy)phenyl]methylamino]pyrimidine-5-carboxamide Chemical compound O=C1O[C@H](CN1C1=CC2=C(NC(O2)=O)C=C1)CNC(=O)C=1C=NC(=NC=1)NCC1=CC(=CC=C1)OC(F)(F)F VCUFZILGIRCDQQ-KRWDZBQOSA-N 0.000 description 1
- 238000002441 X-ray diffraction Methods 0.000 description 1
- 229910001451 bismuth ion Inorganic materials 0.000 description 1
- 150000005323 carbonate salts Chemical class 0.000 description 1
- 150000004649 carbonic acid derivatives Chemical class 0.000 description 1
- 229910000423 chromium oxide Inorganic materials 0.000 description 1
- 229940117975 chromium trioxide Drugs 0.000 description 1
- GAMDZJFZMJECOS-UHFFFAOYSA-N chromium(6+);oxygen(2-) Chemical compound [O-2].[O-2].[O-2].[Cr+6] GAMDZJFZMJECOS-UHFFFAOYSA-N 0.000 description 1
- 230000003247 decreasing effect Effects 0.000 description 1
- QDOXWKRWXJOMAK-UHFFFAOYSA-N dichromium trioxide Chemical compound O=[Cr]O[Cr]=O QDOXWKRWXJOMAK-UHFFFAOYSA-N 0.000 description 1
- 239000010408 film Substances 0.000 description 1
- 239000010419 fine particle Substances 0.000 description 1
- PCHJSUWPFVWCPO-UHFFFAOYSA-N gold Chemical compound [Au] PCHJSUWPFVWCPO-UHFFFAOYSA-N 0.000 description 1
- 229910052737 gold Inorganic materials 0.000 description 1
- 150000004679 hydroxides Chemical class 0.000 description 1
- 239000012535 impurity Substances 0.000 description 1
- 239000013067 intermediate product Substances 0.000 description 1
- 238000002955 isolation Methods 0.000 description 1
- 229910052745 lead Inorganic materials 0.000 description 1
- 239000007791 liquid phase Substances 0.000 description 1
- 229910052748 manganese Inorganic materials 0.000 description 1
- 239000011572 manganese Substances 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 239000011733 molybdenum Substances 0.000 description 1
- 229910000510 noble metal Inorganic materials 0.000 description 1
- 150000007524 organic acids Chemical class 0.000 description 1
- 239000011368 organic material Substances 0.000 description 1
- 230000001590 oxidative effect Effects 0.000 description 1
- 238000002360 preparation method Methods 0.000 description 1
- 108090000623 proteins and genes Proteins 0.000 description 1
- 238000010298 pulverizing process Methods 0.000 description 1
- YGSDEFSMJLZEOE-UHFFFAOYSA-N salicylic acid Chemical compound OC(=O)C1=CC=CC=C1O YGSDEFSMJLZEOE-UHFFFAOYSA-N 0.000 description 1
- 150000003839 salts Chemical class 0.000 description 1
- 239000011734 sodium Substances 0.000 description 1
- 229910001415 sodium ion Inorganic materials 0.000 description 1
- 238000003746 solid phase reaction Methods 0.000 description 1
- 239000007858 starting material Substances 0.000 description 1
- 239000010409 thin film Substances 0.000 description 1
- 239000010937 tungsten Substances 0.000 description 1
Classifications
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01B—CABLES; CONDUCTORS; INSULATORS; SELECTION OF MATERIALS FOR THEIR CONDUCTIVE, INSULATING OR DIELECTRIC PROPERTIES
- H01B3/00—Insulators or insulating bodies characterised by the insulating materials; Selection of materials for their insulating or dielectric properties
- H01B3/02—Insulators or insulating bodies characterised by the insulating materials; Selection of materials for their insulating or dielectric properties mainly consisting of inorganic substances
- H01B3/12—Insulators or insulating bodies characterised by the insulating materials; Selection of materials for their insulating or dielectric properties mainly consisting of inorganic substances ceramics
-
- 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
-
- 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
- C04B35/475—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 bismuth titanates
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01G—CAPACITORS; CAPACITORS, RECTIFIERS, DETECTORS, SWITCHING DEVICES, LIGHT-SENSITIVE OR TEMPERATURE-SENSITIVE DEVICES OF THE ELECTROLYTIC TYPE
- H01G4/00—Fixed capacitors; Processes of their manufacture
- H01G4/002—Details
- H01G4/018—Dielectrics
- H01G4/06—Solid dielectrics
- H01G4/08—Inorganic dielectrics
- H01G4/12—Ceramic dielectrics
- H01G4/1209—Ceramic dielectrics characterised by the ceramic dielectric material
- H01G4/1254—Ceramic dielectrics characterised by the ceramic dielectric material based on niobium or tungsteen, tantalum oxides or niobates, tantalates
- H01G4/1263—Ceramic dielectrics characterised by the ceramic dielectric material based on niobium or tungsteen, tantalum oxides or niobates, tantalates containing also zirconium oxides or zirconates
Landscapes
- Engineering & Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- Ceramic Engineering (AREA)
- Manufacturing & Machinery (AREA)
- Inorganic Chemistry (AREA)
- Power Engineering (AREA)
- Materials Engineering (AREA)
- Structural Engineering (AREA)
- Organic Chemistry (AREA)
- Microelectronics & Electronic Packaging (AREA)
- Inorganic Insulating Materials (AREA)
- Compositions Of Oxide Ceramics (AREA)
Applications Claiming Priority (6)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP49128452A JPS5154299A (OSRAM) | 1974-11-07 | 1974-11-07 | |
| JP49136419A JPS5160999A (OSRAM) | 1974-11-26 | 1974-11-26 | |
| JP50014723A JPS5189200A (OSRAM) | 1975-02-04 | 1975-02-04 | |
| JP50107720A JPS5232599A (en) | 1975-09-05 | 1975-09-05 | Dielectric composition |
| JP50107721A JPS5232600A (en) | 1975-09-05 | 1975-09-05 | Dielectric composition |
| JP50111907A JPS5235900A (en) | 1975-09-16 | 1975-09-16 | Dielectric composition |
Publications (3)
| Publication Number | Publication Date |
|---|---|
| DE2549891A1 DE2549891A1 (de) | 1976-05-13 |
| DE2549891B2 DE2549891B2 (de) | 1979-07-19 |
| DE2549891C3 true DE2549891C3 (de) | 1980-03-20 |
Family
ID=27548528
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| DE2549891A Expired DE2549891C3 (de) | 1974-11-07 | 1975-11-06 | Zusammensetzung eines keramischen Dielektrikums |
Country Status (4)
| Country | Link |
|---|---|
| US (1) | US4054531A (OSRAM) |
| DE (1) | DE2549891C3 (OSRAM) |
| FR (1) | FR2290405A1 (OSRAM) |
| GB (1) | GB1521137A (OSRAM) |
Families Citing this family (17)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE2824870A1 (de) * | 1978-06-07 | 1979-12-20 | Philips Patentverwaltung | Verfahren zur herstellung eines dielektrikums mit perowskitstruktur |
| US4379854A (en) * | 1981-02-06 | 1983-04-12 | Erie Technological Products, Inc. | Low temperature firing (1800°-2100° F.) of barium titanate with flux (lead titanate-bismuth titanate-zinc oxide and boron oxide) |
| JPS5936919A (ja) * | 1982-08-25 | 1984-02-29 | 三菱鉱業セメント株式会社 | 磁器コンデンサ |
| DD251851A1 (de) * | 1984-05-28 | 1987-11-25 | Akad Wissenschaften Ddr | Paste fuer die herstellung gedruckter kondensatoren |
| DE3584240D1 (de) * | 1984-12-29 | 1991-10-31 | Sony Corp | Verfahren zur herstellung von feinen wismuttitanatpulvern. |
| JPS61275164A (ja) * | 1985-05-03 | 1986-12-05 | タム セラミツクス インコ−ポレイテツド | 誘電体セラミック組成物 |
| JPS6229008A (ja) * | 1985-07-29 | 1987-02-07 | 太陽誘電株式会社 | 誘電体磁器組成物 |
| US4939108A (en) * | 1986-11-03 | 1990-07-03 | Tam Ceramics, Inc. | Process for producing dielectric ceramic composition with high dielectric constant, low dissipation factor and flat TC characteristics |
| US4978646A (en) * | 1989-03-03 | 1990-12-18 | Corning Incorporated | Capacitors and high dielectric constant ceramics therefor |
| US5004713A (en) * | 1989-07-05 | 1991-04-02 | Corning Incorporated | Frequency stable NPO ceramics |
| JPH05182766A (ja) * | 1991-12-26 | 1993-07-23 | Toyota Central Res & Dev Lab Inc | 薄膜ｅｌ素子 |
| US5550092A (en) * | 1995-02-10 | 1996-08-27 | Tam Ceramics Inc. | Ceramic dielectrics compositions |
| JP3435966B2 (ja) * | 1996-03-13 | 2003-08-11 | 株式会社日立製作所 | 強誘電体素子とその製造方法 |
| US5754392A (en) * | 1996-10-22 | 1998-05-19 | Cava; Robert Joseph | Article comprising a relatively temperature-insensitive Ta-oxide based capacitive element |
| RU2167840C2 (ru) * | 1999-05-28 | 2001-05-27 | Научно-исследовательский физико-химический институт им. Л.Я. Карпова | Радиопоглощающий материал |
| RU2189954C2 (ru) * | 2000-11-23 | 2002-09-27 | Научно-исследовательский физико-химический институт им. Л.Я.Карпова | Радиопоглощающий материал |
| TWI814730B (zh) | 2017-07-19 | 2023-09-11 | 日商太陽誘電股份有限公司 | 積層陶瓷電容器及其製造方法 |
Family Cites Families (11)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US2525627A (en) * | 1942-11-12 | 1950-10-10 | Nat Lead Co | Titanate composition |
| US2992929A (en) * | 1957-01-31 | 1961-07-18 | Csf | Ceramic dielectric substances of high dielectric constant and low temperature coefficient |
| US3002841A (en) * | 1960-03-16 | 1961-10-03 | Goodman Gilbert | Dielectric materials |
| US3184660A (en) * | 1961-08-22 | 1965-05-18 | Sprague Electric Co | Ceramic capacitor |
| US3179525A (en) * | 1961-11-17 | 1965-04-20 | Erie Resistor Ltd | Dielectric materials |
| US3410705A (en) * | 1963-10-30 | 1968-11-12 | Tdk Electronics Co Ltd | Ceramic dielectrics |
| US3352697A (en) * | 1964-05-12 | 1967-11-14 | Tdk Electronics Co Ltd | Ceramic dielectrics |
| US3373120A (en) * | 1965-12-02 | 1968-03-12 | Matsushita Electric Industrial Co Ltd | Semiconductive ceramic compositions with positive temperature coefficient of resistance |
| DE2053277B2 (de) * | 1970-10-30 | 1974-01-24 | Licentia Patent-Verwaltungs-Gmbh, 6000 Frankfurt | Verfahren zur Herstellung eines keramischen Dielektrikums |
| DE2345753C3 (de) * | 1972-09-11 | 1978-03-09 | Tokyo Shibaura Electric Co., Ltd., Kawasaki, Kanagawa (Japan) | Metalloxid-Varistor |
| JPS5331280B2 (OSRAM) * | 1972-09-20 | 1978-09-01 |
-
1975
- 1975-10-29 GB GB44673/75A patent/GB1521137A/en not_active Expired
- 1975-11-03 US US05/628,229 patent/US4054531A/en not_active Expired - Lifetime
- 1975-11-06 DE DE2549891A patent/DE2549891C3/de not_active Expired
- 1975-11-07 FR FR7534741A patent/FR2290405A1/fr active Granted
Also Published As
| Publication number | Publication date |
|---|---|
| US4054531A (en) | 1977-10-18 |
| GB1521137A (en) | 1978-08-16 |
| DE2549891B2 (de) | 1979-07-19 |
| FR2290405B1 (OSRAM) | 1980-05-30 |
| FR2290405A1 (fr) | 1976-06-04 |
| DE2549891A1 (de) | 1976-05-13 |
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