JPH03154316A - Ceramic composite capacitor - Google Patents
Ceramic composite capacitorInfo
- Publication number
- JPH03154316A JPH03154316A JP29359089A JP29359089A JPH03154316A JP H03154316 A JPH03154316 A JP H03154316A JP 29359089 A JP29359089 A JP 29359089A JP 29359089 A JP29359089 A JP 29359089A JP H03154316 A JPH03154316 A JP H03154316A
- Authority
- JP
- Japan
- Prior art keywords
- ceramic
- capacitor
- dielectric layer
- ceramic composite
- organic material
- 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
- 239000003990 capacitor Substances 0.000 title claims abstract description 54
- 239000000919 ceramic Substances 0.000 title claims abstract description 46
- 239000002131 composite material Substances 0.000 title claims abstract description 41
- 239000011368 organic material Substances 0.000 claims abstract description 14
- 239000000843 powder Substances 0.000 claims abstract description 13
- 239000000463 material Substances 0.000 claims abstract description 7
- 239000002245 particle Substances 0.000 claims abstract description 6
- 229920001971 elastomer Polymers 0.000 abstract description 7
- 239000011888 foil Substances 0.000 abstract description 7
- 229920000642 polymer Polymers 0.000 abstract description 7
- 239000005060 rubber Substances 0.000 abstract description 7
- 239000003985 ceramic capacitor Substances 0.000 abstract description 4
- 239000002904 solvent Substances 0.000 abstract description 4
- 239000004014 plasticizer Substances 0.000 abstract description 3
- 229910052751 metal Inorganic materials 0.000 abstract description 2
- 239000002184 metal Substances 0.000 abstract description 2
- 229910002113 barium titanate Inorganic materials 0.000 abstract 1
- 239000003795 chemical substances by application Substances 0.000 abstract 1
- 150000001875 compounds Chemical class 0.000 abstract 1
- 239000002002 slurry Substances 0.000 description 10
- 229910052782 aluminium Inorganic materials 0.000 description 9
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 description 9
- 239000011230 binding agent Substances 0.000 description 8
- 238000010586 diagram Methods 0.000 description 4
- 239000003989 dielectric material Substances 0.000 description 4
- 238000004519 manufacturing process Methods 0.000 description 4
- BZHJMEDXRYGGRV-UHFFFAOYSA-N Vinyl chloride Chemical compound ClC=C BZHJMEDXRYGGRV-UHFFFAOYSA-N 0.000 description 3
- 239000007788 liquid Substances 0.000 description 3
- 238000000034 method Methods 0.000 description 3
- 229920005989 resin Polymers 0.000 description 3
- 239000011347 resin Substances 0.000 description 3
- 239000004593 Epoxy Substances 0.000 description 2
- PNEYBMLMFCGWSK-UHFFFAOYSA-N aluminium oxide Inorganic materials [O-2].[O-2].[O-2].[Al+3].[Al+3] PNEYBMLMFCGWSK-UHFFFAOYSA-N 0.000 description 2
- 229920005549 butyl rubber Polymers 0.000 description 2
- 229920002678 cellulose Polymers 0.000 description 2
- 239000001913 cellulose Substances 0.000 description 2
- 229910052593 corundum Inorganic materials 0.000 description 2
- 239000011521 glass Substances 0.000 description 2
- QQONPFPTGQHPMA-UHFFFAOYSA-N propylene Natural products CC=C QQONPFPTGQHPMA-UHFFFAOYSA-N 0.000 description 2
- 125000004805 propylene group Chemical group [H]C([H])([H])C([H])([*:1])C([H])([H])[*:2] 0.000 description 2
- 239000002994 raw material Substances 0.000 description 2
- 229920002379 silicone rubber Polymers 0.000 description 2
- 239000004945 silicone rubber Substances 0.000 description 2
- 229920002554 vinyl polymer Polymers 0.000 description 2
- 229910001845 yogo sapphire Inorganic materials 0.000 description 2
- 229910005805 NiNb Inorganic materials 0.000 description 1
- YXFVVABEGXRONW-UHFFFAOYSA-N Toluene Chemical compound CC1=CC=CC=C1 YXFVVABEGXRONW-UHFFFAOYSA-N 0.000 description 1
- NIXOWILDQLNWCW-UHFFFAOYSA-N acrylic acid group Chemical group C(C=C)(=O)O NIXOWILDQLNWCW-UHFFFAOYSA-N 0.000 description 1
- 239000000470 constituent Substances 0.000 description 1
- 239000007772 electrode material Substances 0.000 description 1
- 239000002003 electrode paste Substances 0.000 description 1
- 239000003792 electrolyte Substances 0.000 description 1
- 238000010304 firing Methods 0.000 description 1
- 238000010030 laminating Methods 0.000 description 1
- 239000000203 mixture Substances 0.000 description 1
- 239000000123 paper Substances 0.000 description 1
- 229920000058 polyacrylate Polymers 0.000 description 1
- 229920005596 polymer binder Polymers 0.000 description 1
- 239000002491 polymer binding agent Substances 0.000 description 1
- 239000004576 sand Substances 0.000 description 1
- 229910052715 tantalum Inorganic materials 0.000 description 1
- GUVRBAGPIYLISA-UHFFFAOYSA-N tantalum atom Chemical compound [Ta] GUVRBAGPIYLISA-UHFFFAOYSA-N 0.000 description 1
- 238000007740 vapor deposition Methods 0.000 description 1
Landscapes
- Ceramic Capacitors (AREA)
- Inorganic Insulating Materials (AREA)
Abstract
Description
【発明の詳細な説明】
［産業上の利用分野］
本発明は、有機材料好ましくは有機結合剤を含むセラミ
ックフィルムをコンデンサの誘電層として含む複合体コ
ンデンサに関するものである。DETAILED DESCRIPTION OF THE INVENTION Field of the Invention The present invention relates to a composite capacitor comprising an organic material, preferably a ceramic film containing an organic binder, as a dielectric layer of the capacitor.
［従来の技術］
従来、使用されているコンデンサの代表例としては、ア
ルミ電解コンデンサ、タンタル電解コンデンサ等がある
。[Prior Art] Representative examples of conventionally used capacitors include aluminum electrolytic capacitors and tantalum electrolytic capacitors.
いずれも極性をもち、電解質が必要なためプリント基板
に実装する上で種々の欠点を有する。Both have polarity and require an electrolyte, so they have various drawbacks when mounted on a printed circuit board.
一方、無極性をもつものに、積層磁器コンデンサがある
。On the other hand, there are multilayer ceramic capacitors that are non-polar.
第４図に示すように、この種のコンデンサ５５は原料粉
末５１と有機材料５２とを混合して（Ｓｌ）スラリー５
３とし、成膜して（Ｓ２）セラミックスグリーンシート
５４を作製し、電極を印刷して（Ｓ３）、積層（Ｓ４）
Ｌ、切断（Ｓ５）し、加熱して脱バインダーを行い（Ｓ
６）、焼成（Ｓ７）して外部電極（Ｓ８）を取付ける工
程により製造されている。As shown in FIG. 4, this type of capacitor 55 is made by mixing a raw material powder 51 and an organic material 52 into a (Sl) slurry 5.
3, form a film (S2) to produce a ceramic green sheet 54, print electrodes (S3), and laminate (S4)
L. Cut (S5) and heat to remove binder (S5).
6), and is manufactured by firing (S7) and attaching external electrodes (S8).
［発明が解決しようとする課題］
しかしながら、セラミックコンデンサの中で、静電容量
の大きい高誘電率系では一般に容量の温度特性、直流バ
イアス特性が悪いという欠点があった。[Problems to be Solved by the Invention] However, among ceramic capacitors, high-permittivity type capacitors with large capacitances generally have the drawback of poor capacitance temperature characteristics and DC bias characteristics.
そこで、本発明の技術的課題は、これらの欠点を除去し
、有機結合材を含む誘電体セラミックスフィルムを構成
し、そのままコンデンサの誘電体層に使用することで、
従来の電解コンデンサの極性を持つという不都合を解決
するとともに、従来の電解コンデンサと比較して、高耐
圧、で容量の大きなセラミックコンデンサを提供するこ
とにある。Therefore, the technical problem of the present invention is to eliminate these drawbacks, construct a dielectric ceramic film containing an organic binder, and use it as it is in the dielectric layer of a capacitor.
The purpose of this invention is to solve the problem of conventional electrolytic capacitors having polarity, and to provide a ceramic capacitor with higher withstand voltage and larger capacity than conventional electrolytic capacitors.
［課届を解決するための手段］
本発明によれば、有機材料中にセラミック粒子を分散さ
せた誘電層の表裏をなす２面に対向するように電極層を
設けたことを特徴とするセラミック複合体コンデンサが
得られる。[Means for solving the problem] According to the present invention, there is provided a ceramic characterized in that electrode layers are provided to face two surfaces of a dielectric layer in which ceramic particles are dispersed in an organic material. A composite capacitor is obtained.
本発明によれば、前記セラミック複合体コンデンサにお
いて、前記セラミック粒子は、ＢａＴｉ０１系材料、Ｐ
ｂペロブスカイト系材料、Ａｌ２Ｏ３、Ｔａ２Ｏ，等の
セラミック粉末の少なくとも一種を含むことを特徴とす
るセラミック複合体コンデンサが得られる。According to the present invention, in the ceramic composite capacitor, the ceramic particles include BaTi01-based material, P
(b) A ceramic composite capacitor is obtained which is characterized in that it contains at least one kind of perovskite material, ceramic powder such as Al2O3, Ta2O, etc.
即ち、本発明のセラミック複合体コンデンサは、セラミ
ックス粉末を有機材料で充填したフィルムをそのままコ
ンデンサの誘電層に使用し、これを導電ペーストあるい
は、金属箔でサンドイッチするように構成したもので、
無極性、高誘電率、高耐圧のコンデンサとしての特徴を
有するものである。That is, the ceramic composite capacitor of the present invention is constructed by using a film filled with ceramic powder with an organic material as it is as the dielectric layer of the capacitor, and sandwiching this with conductive paste or metal foil.
It has the characteristics of a non-polar, high dielectric constant, and high voltage capacitor.
ここで、本発明においては、前記セラミック複合体コン
デンサにおいて、前記有機材料には、結合剤、ゴム類、
複合ポリマー、含浸紙としての紙、溶剤、可塑剤等が含
まれる。Here, in the present invention, in the ceramic composite capacitor, the organic material includes a binder, rubber,
Includes composite polymers, paper as impregnated paper, solvents, plasticizers, etc.
この結合剤として、ポリビニル系ポリマー、アクリル系
ポリマー、塩化ビニル系ポリマー、セルロース系ポリマ
ー及びこれらの組合わせたポリマー等が例示できる。Examples of the binder include polyvinyl polymers, acrylic polymers, vinyl chloride polymers, cellulose polymers, and combinations thereof.
また、ゴム類としては、シリコンゴム、ブチルゴム、及
びプロピレンゴム等が例示できる。Examples of rubbers include silicone rubber, butyl rubber, and propylene rubber.
さらに、ガラスエポキシ等が例示することができる。Further examples include glass epoxy and the like.
これらの有機材料は、前記誘電層の構成成分の１〜９８
％の範囲内で、必要に応じて含有される。These organic materials are 1 to 98 of the constituent components of the dielectric layer.
It is contained as necessary within the range of %.
［実施例］
次に本発明のセラミック複合体コンデンサを図面を用い
て説明する。[Example] Next, the ceramic composite capacitor of the present invention will be explained using the drawings.
第１図は本発明の第１の実施例に係るセラミック複合体
コンデンサの具体的構成を示す断面図である。FIG. 1 is a sectional view showing a specific structure of a ceramic composite capacitor according to a first embodiment of the present invention.
第１図において、セラミック複合体コンデンサ１０は、
板状の誘電層１と、この誘電層１の表裏をなす面に形成
された一対の電極２．３とを備えている。In FIG. 1, the ceramic composite capacitor 10 is
It includes a plate-shaped dielectric layer 1 and a pair of electrodes 2.3 formed on the front and back surfaces of the dielectric layer 1.
電極２，３は３μｍのアルミ箔を用いた。このアルミ箔
は、導電性があれば良く、厚さに制限はない。他にも、
電極材料２．３としては、アルミ蒸着フィルム、電極ペ
ースト等でも良く、導電性があれば、厚さに制限はなく
、また、アルミ蒸着面が誘電体層側でも、この反対側で
も良い。For electrodes 2 and 3, 3 μm aluminum foil was used. This aluminum foil only needs to be conductive, and its thickness is not limited. Other,
The electrode material 2.3 may be an aluminum vapor-deposited film, an electrode paste, etc., and there is no limit to the thickness as long as it has conductivity, and the aluminum vapor-deposited surface may be on the dielectric layer side or on the opposite side.
誘電層１は、セラミック粉末の誘電材料と、結合剤、ゴ
ム類、複合ポリマー、溶剤、可塑剤等を選択成分として
含有した有機材料、もしくは、このセラミック粉末を有
機材料中に分散させたスラリーを含浸紙を用いてフィル
ム化した材料からなる。The dielectric layer 1 is made of an organic material containing a dielectric material of ceramic powder and a binder, rubber, composite polymer, solvent, plasticizer, etc. as optional components, or a slurry in which this ceramic powder is dispersed in an organic material. It consists of a material made into a film using impregnated paper.
誘電材料としては、Ｐｂ （（ＮｉＮｂ）（Ｍｇ’／Ｉ
） ） Ｔ １０ ｉ 、Ｂ ａ Ｔ １０３ ＊
Ｃａ Ｔ Ｉ Ｏ３。As a dielectric material, Pb ((NiNb)(Mg'/I
) ) T 10 i , B a T 103 *
Ca T I O3.
Ｐｂペロブスカイト系誘電材料、Ａｌ２Ｏ３゜Ｔａ２０
．等のいずれでも良い。Pb perovskite dielectric material, Al2O3゜Ta20
．． Any of the above is fine.
また、結合剤も塩化ビニル系樹脂の他に、アクリル系、
セルロース系、ポリビニル系樹脂等がありいずれでも良
いが、セラミック粉末をより分散し、被覆してくれる分
散機及び結合剤、溶剤を選択する必要がある。In addition to vinyl chloride resin, binders include acrylic,
Cellulose-based resins, polyvinyl-based resins, and the like can be used, but it is necessary to select a dispersing machine, a binder, and a solvent that can disperse and coat the ceramic powder better.
また、ゴム類としては、シリコンゴム、ブチルゴム、プ
ロピレンゴム等が挙げられる。Furthermore, examples of rubbers include silicone rubber, butyl rubber, propylene rubber, and the like.
一方、複合ポリマーとしてガラスエポキシが挙げられ、
含浸紙は通常の紙でよい。On the other hand, glass epoxy is mentioned as a composite polymer,
The impregnated paper may be ordinary paper.
尚、このスラリー作製には、ボールミル以外にもアトラ
イタ、サンドミル、ホモナイザ、３本口−ル、ライカイ
機等があるがいずれでも良い。In addition to the ball mill, there are other methods for producing this slurry, such as an attritor, a sand mill, a homogenizer, a three-mouth mill, and a light machine. Any of these may be used.
次に、本発明の実施例に係るセラミ・ツク複合コンデン
サの製造方法を説明する。Next, a method of manufacturing a ceramic-sunk composite capacitor according to an embodiment of the present invention will be described.
第３図（ａ）に示すように、Ｐｂペロブスカイト系誘電
材料を混合、予焼、再粉砕して粉末３１とし、この粉末
を塩化ビニル系ポリマー結合剤とトルエン系の溶剤３２
とをボールミルにいれ、スラリー化した（第１ａ段階）
。As shown in FIG. 3(a), a Pb perovskite dielectric material is mixed, pre-fired and re-pulverized to form a powder 31, and this powder is mixed with a vinyl chloride polymer binder and a toluene solvent 32.
was put into a ball mill and made into a slurry (Step 1a)
.
スラリー３３からアルミ箔のコンデンサ電極２上にアル
ミ蒸着側に誘電層１として５μｍのフィルムを形成した
（ラミネート、第１ｂ段階）。From the slurry 33, a 5 μm film was formed as a dielectric layer 1 on the aluminum foil capacitor electrode 2 on the aluminum vapor deposition side (laminate, step 1b).
アルミ箔上に形成された誘電層１上に電極３として、電
極１と同じアルミ箔を接合して（第２段階）、得られた
フィルムをコンデンサ３４として使用した。The same aluminum foil as electrode 1 was bonded as electrode 3 onto dielectric layer 1 formed on the aluminum foil (second step), and the obtained film was used as capacitor 34.
第１表は得られたコンデンサの各種特性を示している。Table 1 shows various characteristics of the obtained capacitor.
第１表からも、従来の電解コンデンサに比較して、誘電
率が高く、極性なく、しかも温度特性において優れてい
ることがわかった。Table 1 also shows that compared to conventional electrolytic capacitors, the dielectric constant is higher, there is no polarity, and the temperature characteristics are superior.
実施例２゜
第２図は本発明の第２の実施例に係るセラミック複合体
コンデンサの構成を示す図である。第２図において、セ
ラミック複合体コンデンサ２０は、液状の誘電層２１と
、この誘電層１の表裏をなす面に形成された一対の電極
２２．２３とを備え、これらは容器２４に収容されてい
る。Embodiment 2 FIG. 2 is a diagram showing the structure of a ceramic composite capacitor according to a second embodiment of the present invention. In FIG. 2, a ceramic composite capacitor 20 includes a liquid dielectric layer 21 and a pair of electrodes 22 and 23 formed on opposite surfaces of the dielectric layer 1, which are housed in a container 24. There is.
容器２４を有する他は、実施例１と同様な構成を有する
。The structure is similar to that of Example 1 except for the container 24.
実施例２のセラミック複合体コンデンサは、実施例１と
同様に第３図（ａ）の工程で作製され、電極２２．２３
及び誘電層２１を備えたセラミック複合体を容器２４に
収容することにより製造される。The ceramic composite capacitor of Example 2 was manufactured by the process shown in FIG. 3(a) similarly to Example 1, and the electrodes 22, 23
and a ceramic composite body provided with a dielectric layer 21 in a container 24.
尚、本実施例においては、第３図（ａ）の工程を用いて
作製したが、第３図（ｂ）に示すように、スラリー３３
を混練しく第１ａ段階）、成膜しくラミネート、第１ｂ
段階）（第１ｃ段階）で複合体フィルム３５を作製し、
これに導電ペーストを用いてこのフィルム複合体フィル
ム３５両面に電極２２．２３を形成して（第２段階）、
セラミック複合体コンデンサ３４′としても良い。また
、第３図（ｃ）に示すように、スラリー３３を形成しく
第１ａ段階）、成膜しくラミネート、第１ｂ段階）で複
合体フィルム３５を作製し、これに導電ペーストを用い
てこのフィルム複合体フィルム３５両面に内部電極を印
刷して（第１Ｃ段階）、積層しく第１ｄ段階）、所要の
寸法に切断して（第１ｅ段階）、生チップ３６とし、外
部電極２２．２３（第２段階）を形成してセラミック複
合体コンデンサ３４゛′としても良い。In this example, the slurry 33 was manufactured using the process shown in FIG. 3(a), but as shown in FIG. 3(b), the slurry 33
Knead the mixture (Step 1a), form a film and laminate it, Step 1b
step) (step 1c) to produce a composite film 35,
Electrodes 22 and 23 are formed on both sides of this film composite film 35 using a conductive paste (second stage),
It may also be a ceramic composite capacitor 34'. Further, as shown in FIG. 3(c), a composite film 35 is prepared by forming a slurry 33 (step 1a) and laminating the film (step 1b), and then applying a conductive paste to the composite film 35. Internal electrodes are printed on both sides of the composite film 35 (step 1C), laminated (step 1d), and cut into required dimensions (step 1e) to form raw chips 36, and external electrodes 22, 23 (step 1d) are printed on both sides of the composite film 35. It is also possible to form a ceramic composite capacitor 34' by forming a ceramic composite capacitor 34'.
このように本発明の実施例に係るセラミック複合体コン
デンサは、乾式のコンデンサとして、フレキシビリティ
をもち、所要の形状に形成することができるとともに、
誘電層が液状でもコンデンサを形成することができ、各
種の適用用途の広いコンデンサが得られる。As described above, the ceramic composite capacitor according to the embodiment of the present invention has flexibility as a dry capacitor and can be formed into a desired shape.
A capacitor can be formed even if the dielectric layer is in a liquid state, and a capacitor with a wide variety of applications can be obtained.
以 下 余 白
第 １
表
以下余白
Ｃ発明の効果］
以上説明したように、本発明によれば、従来の電解コン
デンサに匹敵する容量で、しかも従来よりも高耐圧で無
極性のセラミック複合体コンデンサを得ることができる
とともに、このため例えば、プリント配線基板への実装
が容易になるなど、その工業的価値は極めて大きい。Effects of the invention As explained above, according to the present invention, a non-polar ceramic composite capacitor with a capacity comparable to a conventional electrolytic capacitor, with a higher withstand voltage than the conventional electrolytic capacitor, can be obtained. In addition to being able to obtain this, its industrial value is extremely large, as it can be easily mounted on a printed wiring board, for example.
第１図は本発明の第１の実施例に係るセラミック複合体
コンデンサの構成を示す断面図、第２図は本発明の第２
の実施例に係るセラミック複合体コンデンサの構成を示
す断面図、第３図（ａ）は本発明の第１の実施例に係る
セラミック複合体コンデンサの製造工程を示す図、第３
図（ｂ）は本発明の第２の実施例に係るセラミック複合
体コンデンサの製造工程を示す図、第３図（ｃ）は本発
明のセラミック複合体コンデンサの他の製造工程例を示
す図、第４図は従来例に係るセラミック複合体コンデン
サの製造工程を示す図である。
図中、ｌは板状の誘電層、２，３・・・一対の電極１０
・・・セラミック複合体コンデンサ、２０・・・セラミ
ック複合体コンデンサ、２１は液状の誘電体、３１・・
・粉末、３２・・・有機材料、３３・・・スラリー３４
．３４−．３４−”・・・コンデンサ、３５・・・複合
体フィルム、５５・・・コンデンサ、５１・・・原料粉
末、５２・・・有機材料、５３・・・スラリー ５４・
・・グリーンシート。
第１ 図
第３図
（α）
第３図
鵠３図
（ｃ）
第４図FIG. 1 is a cross-sectional view showing the structure of a ceramic composite capacitor according to a first embodiment of the present invention, and FIG.
FIG. 3(a) is a cross-sectional view showing the structure of the ceramic composite capacitor according to the first embodiment of the present invention, and FIG.
FIG. 3(b) is a diagram showing a manufacturing process of a ceramic composite capacitor according to a second embodiment of the present invention, FIG. 3(c) is a diagram showing another manufacturing process example of a ceramic composite capacitor of the present invention, FIG. 4 is a diagram showing the manufacturing process of a conventional ceramic composite capacitor. In the figure, l is a plate-shaped dielectric layer, 2, 3... a pair of electrodes 10
...Ceramic composite capacitor, 20...Ceramic composite capacitor, 21 is liquid dielectric, 31...
・Powder, 32...Organic material, 33...Slurry 34
．． 34-. 34-" Capacitor, 35 Composite film, 55 Capacitor, 51 Raw material powder, 52 Organic material, 53 Slurry 54.
・Green sheet. Figure 1 Figure 3 (α) Figure 3 Figure 3 (c) Figure 4
Claims (2)
表裏をなす２面に対向するように電極層を設けたことを
特徴とするセラミック複合体コンデンサ。1. A ceramic composite capacitor characterized in that electrode layers are provided to face two surfaces of a dielectric layer in which ceramic particles are dispersed in an organic material.
おいて、前記セラミック粒子は、ＢａＴｉＯ＿３系材料
、Ｐｂペロブスカイト系材料、Ａｌ＿２Ｏ＿３，Ｔａ＿
２Ｏ＿５等のセラミック粉末を少なくとも一種を含むこ
とを特徴とするセラミック複合体コンデンサ。2. In the ceramic composite capacitor according to the first claim, the ceramic particles are BaTiO_3-based material, Pb perovskite-based material, Al_2O_3, Ta_
A ceramic composite capacitor characterized by containing at least one type of ceramic powder such as 2O_5.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP29359089A JPH03154316A (en) | 1989-11-10 | 1989-11-10 | Ceramic composite capacitor |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP29359089A JPH03154316A (en) | 1989-11-10 | 1989-11-10 | Ceramic composite capacitor |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPH03154316A true JPH03154316A (en) | 1991-07-02 |
Family
ID=17796692
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP29359089A Pending JPH03154316A (en) | 1989-11-10 | 1989-11-10 | Ceramic composite capacitor |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH03154316A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2008013048A1 (en) * | 2006-07-27 | 2008-01-31 | Daikin Industries, Ltd. | Coating composition |
Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5336699A (en) * | 1976-09-17 | 1978-04-05 | Matsushita Electric Ind Co Ltd | Manufacturing method of sintering substance sheet of high density |
| JPS57139916A (en) * | 1981-02-23 | 1982-08-30 | Matsushita Electric Ind Co Ltd | Method of producing laminated ceramic condenser |
-
1989
- 1989-11-10 JP JP29359089A patent/JPH03154316A/en active Pending
Patent Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5336699A (en) * | 1976-09-17 | 1978-04-05 | Matsushita Electric Ind Co Ltd | Manufacturing method of sintering substance sheet of high density |
| JPS57139916A (en) * | 1981-02-23 | 1982-08-30 | Matsushita Electric Ind Co Ltd | Method of producing laminated ceramic condenser |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2008013048A1 (en) * | 2006-07-27 | 2008-01-31 | Daikin Industries, Ltd. | Coating composition |
| US8779047B2 (en) | 2006-07-27 | 2014-07-15 | Daikin Industries, Ltd. | Coating composition |
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