JP2011207630A - 誘電体セラミック組成物および積層セラミックコンデンサ - Google Patents
誘電体セラミック組成物および積層セラミックコンデンサ Download PDFInfo
- Publication number
- JP2011207630A JP2011207630A JP2010074124A JP2010074124A JP2011207630A JP 2011207630 A JP2011207630 A JP 2011207630A JP 2010074124 A JP2010074124 A JP 2010074124A JP 2010074124 A JP2010074124 A JP 2010074124A JP 2011207630 A JP2011207630 A JP 2011207630A
- Authority
- JP
- Japan
- Prior art keywords
- dielectric ceramic
- capacitor
- ceramic composition
- composition
- tio
- 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.)
- Granted
Links
- 239000000919 ceramic Substances 0.000 title claims abstract description 71
- 239000000203 mixture Substances 0.000 title claims abstract description 66
- 239000003985 ceramic capacitor Substances 0.000 title claims abstract description 32
- 229910052751 metal Inorganic materials 0.000 claims abstract description 8
- 239000002184 metal Substances 0.000 claims abstract description 8
- 229910052692 Dysprosium Inorganic materials 0.000 claims abstract description 7
- 229910052691 Erbium Inorganic materials 0.000 claims abstract description 7
- 229910052693 Europium Inorganic materials 0.000 claims abstract description 7
- 229910052688 Gadolinium Inorganic materials 0.000 claims abstract description 7
- 229910052689 Holmium Inorganic materials 0.000 claims abstract description 7
- 229910052772 Samarium Inorganic materials 0.000 claims abstract description 7
- 229910052771 Terbium Inorganic materials 0.000 claims abstract description 7
- 229910052775 Thulium Inorganic materials 0.000 claims abstract description 7
- 229910052727 yttrium Inorganic materials 0.000 claims abstract description 7
- 229910052746 lanthanum Inorganic materials 0.000 claims abstract description 6
- 239000003990 capacitor Substances 0.000 claims description 23
- 150000001875 compounds Chemical class 0.000 claims description 16
- 229910052759 nickel Inorganic materials 0.000 claims description 8
- 229910004298 SiO 2 Inorganic materials 0.000 claims description 7
- 229910052802 copper Inorganic materials 0.000 claims description 7
- 229910000990 Ni alloy Inorganic materials 0.000 claims description 6
- 229910000881 Cu alloy Inorganic materials 0.000 claims description 5
- 239000004020 conductor Substances 0.000 claims description 4
- 229910052769 Ytterbium Inorganic materials 0.000 abstract description 6
- 239000000843 powder Substances 0.000 description 26
- 238000000034 method Methods 0.000 description 11
- 238000007747 plating Methods 0.000 description 11
- 239000002994 raw material Substances 0.000 description 11
- 239000007858 starting material Substances 0.000 description 6
- 238000004519 manufacturing process Methods 0.000 description 5
- 238000010304 firing Methods 0.000 description 4
- 239000011812 mixed powder Substances 0.000 description 4
- 238000012986 modification Methods 0.000 description 4
- 230000004048 modification Effects 0.000 description 4
- 239000002245 particle Substances 0.000 description 4
- 238000012360 testing method Methods 0.000 description 4
- 239000012298 atmosphere Substances 0.000 description 3
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 description 3
- 238000009413 insulation Methods 0.000 description 3
- 239000000463 material Substances 0.000 description 3
- 239000001301 oxygen Substances 0.000 description 3
- 229910052760 oxygen Inorganic materials 0.000 description 3
- 239000002002 slurry Substances 0.000 description 3
- LFQSCWFLJHTTHZ-UHFFFAOYSA-N Ethanol Chemical compound CCO LFQSCWFLJHTTHZ-UHFFFAOYSA-N 0.000 description 2
- 229910010413 TiO 2 Inorganic materials 0.000 description 2
- -1 and in particular Inorganic materials 0.000 description 2
- 238000001035 drying Methods 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 230000005684 electric field Effects 0.000 description 2
- 238000002474 experimental method Methods 0.000 description 2
- 239000011521 glass Substances 0.000 description 2
- 239000012299 nitrogen atmosphere Substances 0.000 description 2
- 239000004065 semiconductor Substances 0.000 description 2
- 229910000679 solder Inorganic materials 0.000 description 2
- 229910001316 Ag alloy Inorganic materials 0.000 description 1
- 101100513612 Microdochium nivale MnCO gene Proteins 0.000 description 1
- 150000004703 alkoxides Chemical class 0.000 description 1
- 239000011230 binding agent Substances 0.000 description 1
- 238000011156 evaluation Methods 0.000 description 1
- 239000007789 gas Substances 0.000 description 1
- 230000007062 hydrolysis Effects 0.000 description 1
- 238000006460 hydrolysis reaction Methods 0.000 description 1
- 238000001027 hydrothermal synthesis Methods 0.000 description 1
- 230000001771 impaired effect Effects 0.000 description 1
- 150000002739 metals Chemical class 0.000 description 1
- 239000003960 organic solvent Substances 0.000 description 1
- 239000004014 plasticizer Substances 0.000 description 1
- 229920002037 poly(vinyl butyral) polymer Polymers 0.000 description 1
- 229920000139 polyethylene terephthalate Polymers 0.000 description 1
- 239000005020 polyethylene terephthalate Substances 0.000 description 1
- 238000007639 printing Methods 0.000 description 1
- 238000007650 screen-printing Methods 0.000 description 1
- 229910052709 silver Inorganic materials 0.000 description 1
- 238000003980 solgel method Methods 0.000 description 1
- 238000001308 synthesis method Methods 0.000 description 1
- 230000002194 synthesizing effect Effects 0.000 description 1
- 238000012546 transfer Methods 0.000 description 1
Images
Classifications
-
- 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
- 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
- H01G4/1218—Ceramic dielectrics characterised by the ceramic dielectric material based on titanium oxides or titanates
- H01G4/1227—Ceramic dielectrics characterised by the ceramic dielectric material based on titanium oxides or titanates based on alkaline earth 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
- H01G4/30—Stacked capacitors
-
- 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
- C04B2235/3206—Magnesium oxides 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
- C04B2235/3205—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
- C04B2235/3224—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
- C04B2235/3224—Rare earth oxide or oxide forming salts thereof, e.g. scandium oxide
- C04B2235/3225—Yttrium oxide 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
- C04B2235/3224—Rare earth oxide or oxide forming salts thereof, e.g. scandium oxide
- C04B2235/3227—Lanthanum oxide 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
- C04B2235/3231—Refractory metal oxides, their mixed metal oxides, or oxide-forming salts thereof
- C04B2235/3239—Vanadium oxides, vanadates or oxide forming salts thereof, e.g. magnesium vanadate
-
- 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
- C04B2235/3244—Zirconium oxides, zirconates, hafnium oxides, hafnates, 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
- C04B2235/3262—Manganese oxides, manganates, rhenium oxides or oxide-forming salts thereof, e.g. MnO
-
- 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
-
- 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
- C04B2235/50—Constituents or additives of the starting mixture chosen for their shape or used because of their shape or their physical appearance
- C04B2235/54—Particle size related information
- C04B2235/5418—Particle size related information expressed by the size of the particles or aggregates thereof
- C04B2235/5445—Particle size related information expressed by the size of the particles or aggregates thereof submicron sized, i.e. from 0,1 to 1 micron
-
- 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
- C04B2235/65—Aspects relating to heat treatments of ceramic bodies such as green ceramics or pre-sintered ceramics, e.g. burning, sintering or melting processes
- C04B2235/652—Reduction treatment
-
- 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
- C04B2235/65—Aspects relating to heat treatments of ceramic bodies such as green ceramics or pre-sintered ceramics, e.g. burning, sintering or melting processes
- C04B2235/658—Atmosphere during thermal treatment
- C04B2235/6582—Hydrogen containing atmosphere
-
- 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
- C04B2235/65—Aspects relating to heat treatments of ceramic bodies such as green ceramics or pre-sintered ceramics, e.g. burning, sintering or melting processes
- C04B2235/658—Atmosphere during thermal treatment
- C04B2235/6583—Oxygen containing atmosphere, e.g. with changing oxygen pressures
- C04B2235/6584—Oxygen containing atmosphere, e.g. with changing oxygen pressures at an oxygen percentage below that of air
-
- 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
- C04B2235/65—Aspects relating to heat treatments of ceramic bodies such as green ceramics or pre-sintered ceramics, e.g. burning, sintering or melting processes
- C04B2235/658—Atmosphere during thermal treatment
- C04B2235/6588—Water vapor containing atmospheres
Landscapes
- Engineering & Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- Power Engineering (AREA)
- Ceramic Engineering (AREA)
- Manufacturing & Machinery (AREA)
- Materials Engineering (AREA)
- Microelectronics & Electronic Packaging (AREA)
- Inorganic Chemistry (AREA)
- Structural Engineering (AREA)
- Organic Chemistry (AREA)
- Compositions Of Oxide Ceramics (AREA)
- Ceramic Capacitors (AREA)
- Fixed Capacitors And Capacitor Manufacturing Machines (AREA)
- Inorganic Insulating Materials (AREA)
Abstract
【解決手段】組成式:100(Ba1-xCax)TiO3+aR2O3+bV2O5+cZrO2+dMnO(ただし、RはY、La、Sm、Eu、Gd、Tb、Dy、Ho、Er、TmおよびYbの中から選ばれる少なくとも1種の金属元素であり、a、b、cおよびdはモル比を表わす。)で表わされ、かつ、0.03≦x≦0.20、0.05≦a≦3.50、0.22≦b≦2.50、0.05≦c≦3.0、および0.01≦d≦0.30の各条件を満たす、誘電体セラミック組成物。この誘電体セラミック組成物の焼結体によって、積層セラミックコンデンサ1の誘電体セラミック層3を構成する。
【選択図】図1
Description
0.030≦x≦0.20、
0.990≦m≦1.030、
0.010≦a≦5.0、
0.050≦b≦2.5、
0.20≦c≦8.0、および
0.050≦d≦2.5
の各条件を満たす、誘電体セラミック組成物が記載されている。
0.03≦x≦0.20、
0.05≦a≦3.50、
0.22≦b≦2.50、
0.05≦c≦3.0、および
0.01≦d≦0.30
の各条件を満たすことを特徴としている。
0.03≦x≦0.20、
0.05≦a≦3.50、
0.22≦b≦2.50、
0.05≦c≦3.0、および
0.01≦d≦0.30
の各条件を満たす。
まず、主成分である(Ba1-xCax)TiO3の出発原料として、高純度のBaCO3、CaCO3およびTiO2の各粉末を準備し、表1および表2に示すCa変性量xが得られるように、これら出発原料粉末を調合した。
実験例2では、SiO2添加の効果を調査した。
実験例3では、MgO添加の効果を調査した。
2 コンデンサ本体
3 誘電体セラミック層
4,5 内部電極
8,9 外部電極
Claims (5)
- 組成式:100(Ba1-xCax)TiO3+aR2O3+bV2O5+cZrO2+dMnO(ただし、RはY、La、Sm、Eu、Gd、Tb、Dy、Ho、Er、TmおよびYbの中から選ばれる少なくとも1種の金属元素であり、a、b、cおよびdはモル比を表わす。)で表わされ、かつ、
0.03≦x≦0.20、
0.05≦a≦3.50、
0.22≦b≦2.50、
0.05≦c≦3.0、および
0.01≦d≦0.30
の各条件を満たす、誘電体セラミック組成物。 - 前記(Ba1-xCax)TiO3で表わされる化合物100モル部に対して、SiO2を0.2〜5.0モル部さらに含む、請求項1に記載の誘電体セラミック組成物。
- 前記(Ba1-xCax)TiO3で表わされる化合物100モル部に対して、MgOを0.1〜5.0モル部さらに含む、請求項1または2に記載の誘電体セラミック組成物。
- 積層された複数の誘電体セラミック層、および前記誘電体セラミック層間の特定の界面に沿って形成された複数の内部電極をもって構成される、コンデンサ本体と、
前記コンデンサ本体の外表面上の互いに異なる位置に形成され、かつ前記内部電極の特定のものに電気的に接続される、複数の外部電極と
を備え、
前記誘電体セラミック層が請求項1ないし3のいずれかに記載の誘電体セラミック組成物の焼結体からなる、積層セラミックコンデンサ。 - 前記内部電極は、Ni、Ni合金、CuおよびCu合金の中から選ばれる少なくとも1種の導電性材料を主成分として含む、請求項4に記載の積層セラミックコンデンサ。
Priority Applications (4)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2010074124A JP5251913B2 (ja) | 2010-03-29 | 2010-03-29 | 誘電体セラミック組成物および積層セラミックコンデンサ |
CN201110076990.3A CN102219502B (zh) | 2010-03-29 | 2011-03-23 | 电介体陶瓷组合物及层叠陶瓷电容器 |
US13/070,570 US8518844B2 (en) | 2010-03-29 | 2011-03-24 | Dielectric ceramic composition and monolithic ceramic capacitor |
DE102011014986.4A DE102011014986B4 (de) | 2010-03-29 | 2011-03-24 | Dielektrische Keramikzusammensetzung und monolithischer Keramikkondensator |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2010074124A JP5251913B2 (ja) | 2010-03-29 | 2010-03-29 | 誘電体セラミック組成物および積層セラミックコンデンサ |
Publications (2)
Publication Number | Publication Date |
---|---|
JP2011207630A true JP2011207630A (ja) | 2011-10-20 |
JP5251913B2 JP5251913B2 (ja) | 2013-07-31 |
Family
ID=44586256
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP2010074124A Active JP5251913B2 (ja) | 2010-03-29 | 2010-03-29 | 誘電体セラミック組成物および積層セラミックコンデンサ |
Country Status (4)
Country | Link |
---|---|
US (1) | US8518844B2 (ja) |
JP (1) | JP5251913B2 (ja) |
CN (1) | CN102219502B (ja) |
DE (1) | DE102011014986B4 (ja) |
Cited By (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2013157460A (ja) * | 2012-01-30 | 2013-08-15 | Tdk Corp | 積層セラミックコンデンサ |
KR20160013130A (ko) | 2013-05-24 | 2016-02-03 | 가부시키가이샤 무라타 세이사쿠쇼 | 적층 세라믹 콘덴서 |
JP2016056076A (ja) * | 2014-09-12 | 2016-04-21 | 株式会社村田製作所 | 積層セラミックコンデンサ |
JP2018090803A (ja) * | 2016-12-06 | 2018-06-14 | 東レ株式会社 | ポリエステルフィルムロール |
Families Citing this family (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
KR101646913B1 (ko) * | 2012-03-30 | 2016-08-09 | 다이요 유덴 가부시키가이샤 | 적층 세라믹 콘덴서 |
CN105556626B (zh) | 2013-09-27 | 2018-05-29 | 株式会社村田制作所 | 层叠陶瓷电子部件 |
KR102202488B1 (ko) * | 2015-07-06 | 2021-01-13 | 삼성전기주식회사 | 유전체 자기 조성물 및 이를 포함하는 적층 세라믹 커패시터 |
Citations (9)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2001111467A (ja) * | 1999-10-12 | 2001-04-20 | Hitachi Ltd | 衛星自動追尾型の通信方法、装置および衛星通信システム |
JP2005194138A (ja) * | 2004-01-07 | 2005-07-21 | Murata Mfg Co Ltd | 誘電体セラミック組成物、及び積層セラミックコンデンサ |
JP2006008460A (ja) * | 2004-06-28 | 2006-01-12 | Tdk Corp | 誘電体磁器組成物および電子部品 |
JP2007022820A (ja) * | 2005-07-12 | 2007-02-01 | Tdk Corp | 誘電体磁器組成物及び電子部品 |
JP2007331958A (ja) * | 2006-06-12 | 2007-12-27 | Tdk Corp | 電子部品、誘電体磁器組成物およびその製造方法 |
JP2008008460A (ja) * | 2006-06-30 | 2008-01-17 | Gkn ドライブライン トルクテクノロジー株式会社 | デファレンシャル装置 |
WO2008068999A1 (ja) * | 2006-12-05 | 2008-06-12 | Murata Manufacturing Co., Ltd. | 誘電体セラミックおよびそれを用いた積層セラミックコンデンサ |
JP2009203089A (ja) * | 2008-02-26 | 2009-09-10 | Tdk Corp | 誘電体磁器組成物および電子部品 |
WO2010035663A1 (ja) * | 2008-09-24 | 2010-04-01 | 株式会社村田製作所 | 誘電体セラミック組成物および積層セラミックコンデンサ |
Family Cites Families (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP4483597B2 (ja) * | 2005-01-20 | 2010-06-16 | Tdk株式会社 | 電子部品、誘電体磁器組成物およびその製造方法 |
JP2007261913A (ja) * | 2006-03-29 | 2007-10-11 | Tdk Corp | 誘電体磁器組成物、電子部品および積層セラミックコンデンサ |
JP2007331956A (ja) | 2006-06-12 | 2007-12-27 | Tdk Corp | 電子部品、誘電体磁器組成物およびその製造方法 |
JP5300187B2 (ja) * | 2006-09-07 | 2013-09-25 | 三洋電機株式会社 | 磁気誘導作用で充電されるパック電池 |
WO2008066140A1 (fr) * | 2006-11-29 | 2008-06-05 | Kyocera Corporation | Condensateur multicouche en céramique |
KR100827664B1 (ko) * | 2006-12-26 | 2008-05-07 | 삼성전자주식회사 | 전기적인 퓨즈, 이를 갖는 반도체 소자, 및 전기적인퓨즈의 프로그래밍과 리딩 방법 |
JP4992955B2 (ja) * | 2009-11-20 | 2012-08-08 | 株式会社村田製作所 | 誘電体セラミックおよび積層セラミックコンデンサ |
-
2010
- 2010-03-29 JP JP2010074124A patent/JP5251913B2/ja active Active
-
2011
- 2011-03-23 CN CN201110076990.3A patent/CN102219502B/zh active Active
- 2011-03-24 US US13/070,570 patent/US8518844B2/en active Active
- 2011-03-24 DE DE102011014986.4A patent/DE102011014986B4/de active Active
Patent Citations (9)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2001111467A (ja) * | 1999-10-12 | 2001-04-20 | Hitachi Ltd | 衛星自動追尾型の通信方法、装置および衛星通信システム |
JP2005194138A (ja) * | 2004-01-07 | 2005-07-21 | Murata Mfg Co Ltd | 誘電体セラミック組成物、及び積層セラミックコンデンサ |
JP2006008460A (ja) * | 2004-06-28 | 2006-01-12 | Tdk Corp | 誘電体磁器組成物および電子部品 |
JP2007022820A (ja) * | 2005-07-12 | 2007-02-01 | Tdk Corp | 誘電体磁器組成物及び電子部品 |
JP2007331958A (ja) * | 2006-06-12 | 2007-12-27 | Tdk Corp | 電子部品、誘電体磁器組成物およびその製造方法 |
JP2008008460A (ja) * | 2006-06-30 | 2008-01-17 | Gkn ドライブライン トルクテクノロジー株式会社 | デファレンシャル装置 |
WO2008068999A1 (ja) * | 2006-12-05 | 2008-06-12 | Murata Manufacturing Co., Ltd. | 誘電体セラミックおよびそれを用いた積層セラミックコンデンサ |
JP2009203089A (ja) * | 2008-02-26 | 2009-09-10 | Tdk Corp | 誘電体磁器組成物および電子部品 |
WO2010035663A1 (ja) * | 2008-09-24 | 2010-04-01 | 株式会社村田製作所 | 誘電体セラミック組成物および積層セラミックコンデンサ |
Cited By (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2013157460A (ja) * | 2012-01-30 | 2013-08-15 | Tdk Corp | 積層セラミックコンデンサ |
KR20160013130A (ko) | 2013-05-24 | 2016-02-03 | 가부시키가이샤 무라타 세이사쿠쇼 | 적층 세라믹 콘덴서 |
US9627135B2 (en) | 2013-05-24 | 2017-04-18 | Murata Manufacturing Co., Ltd. | Laminated ceramic capacitor |
JP2016056076A (ja) * | 2014-09-12 | 2016-04-21 | 株式会社村田製作所 | 積層セラミックコンデンサ |
JP2018090803A (ja) * | 2016-12-06 | 2018-06-14 | 東レ株式会社 | ポリエステルフィルムロール |
JP7106849B2 (ja) | 2016-12-06 | 2022-07-27 | 東レ株式会社 | ポリエステルフィルムロール |
Also Published As
Publication number | Publication date |
---|---|
CN102219502A (zh) | 2011-10-19 |
US8518844B2 (en) | 2013-08-27 |
US20110235236A1 (en) | 2011-09-29 |
DE102011014986B4 (de) | 2015-10-22 |
DE102011014986A1 (de) | 2011-09-29 |
JP5251913B2 (ja) | 2013-07-31 |
CN102219502B (zh) | 2016-05-25 |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
JP4110978B2 (ja) | 誘電体セラミックおよびその製造方法ならびに積層セラミックコンデンサ | |
JP5343974B2 (ja) | 誘電体セラミック組成物および積層セラミックコンデンサ | |
JP5811103B2 (ja) | 積層セラミックコンデンサ及び積層セラミックコンデンサの製造方法 | |
KR101494851B1 (ko) | 적층 세라믹 콘덴서 및 적층 세라믹 콘덴서의 제조방법 | |
JP5370212B2 (ja) | 誘電体セラミックおよび積層セラミックコンデンサ | |
JP5251913B2 (ja) | 誘電体セラミック組成物および積層セラミックコンデンサ | |
JP2012076951A (ja) | 誘電体セラミック及び積層セラミックコンデンサ | |
JP6135757B2 (ja) | 積層セラミックコンデンサ | |
TWI547961B (zh) | Dielectric ceramics and laminated ceramic capacitors | |
JP5655866B2 (ja) | 積層セラミックコンデンサ及び積層セラミックコンデンサの製造方法 | |
JP4997685B2 (ja) | 誘電体セラミック組成物、及び積層セラミックコンデンサ | |
JP5733313B2 (ja) | 積層セラミックコンデンサ、及びその製造方法 | |
JP5229685B2 (ja) | 誘電体セラミック、及び積層セラミックコンデンサ | |
JP3796771B2 (ja) | 非還元性誘電体磁器組成物及びそれを用いた積層セラミックコンデンサ | |
JP2008081351A (ja) | 誘電体セラミックス、および積層セラミックコンデンサ、ならびにその製造方法 | |
JP4506233B2 (ja) | 誘電体セラミックおよび積層セラミックコンデンサ | |
JP4752327B2 (ja) | 誘電体セラミック組成物および積層セラミックコンデンサ | |
JP2011184251A (ja) | 誘電体セラミックおよび積層セラミックコンデンサ | |
JP5729419B2 (ja) | 積層セラミックコンデンサ | |
JP6135758B2 (ja) | 積層セラミックコンデンサ | |
JP4812246B2 (ja) | 誘電体セラミック組成物、及び積層セラミックコンデンサ | |
JP2007186365A (ja) | 誘電体磁器組成物の製造方法および積層セラミックコンデンサ |
Legal Events
Date | Code | Title | Description |
---|---|---|---|
A621 | Written request for application examination |
Free format text: JAPANESE INTERMEDIATE CODE: A621 Effective date: 20120302 |
|
A131 | Notification of reasons for refusal |
Free format text: JAPANESE INTERMEDIATE CODE: A131 Effective date: 20120703 |
|
A131 | Notification of reasons for refusal |
Free format text: JAPANESE INTERMEDIATE CODE: A131 Effective date: 20121120 |
|
A521 | Written amendment |
Free format text: JAPANESE INTERMEDIATE CODE: A523 Effective date: 20130109 |
|
TRDD | Decision of grant or rejection written | ||
A01 | Written decision to grant a patent or to grant a registration (utility model) |
Free format text: JAPANESE INTERMEDIATE CODE: A01 Effective date: 20130319 |
|
A61 | First payment of annual fees (during grant procedure) |
Free format text: JAPANESE INTERMEDIATE CODE: A61 Effective date: 20130401 |
|
R150 | Certificate of patent or registration of utility model |
Ref document number: 5251913 Country of ref document: JP Free format text: JAPANESE INTERMEDIATE CODE: R150 Free format text: JAPANESE INTERMEDIATE CODE: R150 |
|
FPAY | Renewal fee payment (event date is renewal date of database) |
Free format text: PAYMENT UNTIL: 20160426 Year of fee payment: 3 |