JPS62190607A - Dielectric porcelain compound - Google Patents
Dielectric porcelain compoundInfo
- Publication number
- JPS62190607A JPS62190607A JP61031990A JP3199086A JPS62190607A JP S62190607 A JPS62190607 A JP S62190607A JP 61031990 A JP61031990 A JP 61031990A JP 3199086 A JP3199086 A JP 3199086A JP S62190607 A JPS62190607 A JP S62190607A
- Authority
- JP
- Japan
- Prior art keywords
- dielectric
- dielectric ceramic
- ceramic composition
- present
- resonator
- 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
- 229910052573 porcelain Inorganic materials 0.000 title description 4
- 150000001875 compounds Chemical class 0.000 title 1
- 239000000203 mixture Substances 0.000 claims description 27
- 239000000919 ceramic Substances 0.000 claims description 17
- PXHVJJICTQNCMI-UHFFFAOYSA-N Nickel Chemical compound [Ni] PXHVJJICTQNCMI-UHFFFAOYSA-N 0.000 claims description 12
- 239000010955 niobium Substances 0.000 claims description 10
- 229910052758 niobium Inorganic materials 0.000 claims description 8
- 239000011701 zinc Substances 0.000 claims description 8
- 229910052787 antimony Inorganic materials 0.000 claims description 6
- WATWJIUSRGPENY-UHFFFAOYSA-N antimony atom Chemical compound [Sb] WATWJIUSRGPENY-UHFFFAOYSA-N 0.000 claims description 6
- 229910052759 nickel Inorganic materials 0.000 claims description 6
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 claims description 5
- 229910052760 oxygen Inorganic materials 0.000 claims description 5
- 239000001301 oxygen Substances 0.000 claims description 5
- HCHKCACWOHOZIP-UHFFFAOYSA-N Zinc Chemical compound [Zn] HCHKCACWOHOZIP-UHFFFAOYSA-N 0.000 claims description 4
- 229910052788 barium Inorganic materials 0.000 claims description 4
- DSAJWYNOEDNPEQ-UHFFFAOYSA-N barium atom Chemical compound [Ba] DSAJWYNOEDNPEQ-UHFFFAOYSA-N 0.000 claims description 4
- GUCVJGMIXFAOAE-UHFFFAOYSA-N niobium atom Chemical compound [Nb] GUCVJGMIXFAOAE-UHFFFAOYSA-N 0.000 claims description 4
- 229910052725 zinc Inorganic materials 0.000 claims description 4
- ADCOVFLJGNWWNZ-UHFFFAOYSA-N antimony trioxide Chemical compound O=[Sb]O[Sb]=O ADCOVFLJGNWWNZ-UHFFFAOYSA-N 0.000 description 10
- 239000000463 material Substances 0.000 description 10
- LFQSCWFLJHTTHZ-UHFFFAOYSA-N Ethanol Chemical compound CCO LFQSCWFLJHTTHZ-UHFFFAOYSA-N 0.000 description 6
- 239000000843 powder Substances 0.000 description 6
- XLOMVQKBTHCTTD-UHFFFAOYSA-N Zinc monoxide Chemical compound [Zn]=O XLOMVQKBTHCTTD-UHFFFAOYSA-N 0.000 description 5
- 229910000480 nickel oxide Inorganic materials 0.000 description 5
- GNRSAWUEBMWBQH-UHFFFAOYSA-N oxonickel Chemical compound [Ni]=O GNRSAWUEBMWBQH-UHFFFAOYSA-N 0.000 description 5
- 230000000694 effects Effects 0.000 description 4
- 238000010304 firing Methods 0.000 description 4
- 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
- 238000005245 sintering Methods 0.000 description 3
- 239000004372 Polyvinyl alcohol Substances 0.000 description 2
- AYJRCSIUFZENHW-UHFFFAOYSA-L barium carbonate Chemical compound [Ba+2].[O-]C([O-])=O AYJRCSIUFZENHW-UHFFFAOYSA-L 0.000 description 2
- 238000001354 calcination Methods 0.000 description 2
- 230000000052 comparative effect Effects 0.000 description 2
- 239000007789 gas Substances 0.000 description 2
- 229910000484 niobium oxide Inorganic materials 0.000 description 2
- 229920002451 polyvinyl alcohol Polymers 0.000 description 2
- 239000002904 solvent Substances 0.000 description 2
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 2
- 239000011787 zinc oxide Substances 0.000 description 2
- AYJRCSIUFZENHW-DEQYMQKBSA-L barium(2+);oxomethanediolate Chemical compound [Ba+2].[O-][14C]([O-])=O AYJRCSIUFZENHW-DEQYMQKBSA-L 0.000 description 1
- 239000011230 binding agent Substances 0.000 description 1
- 150000004649 carbonic acid derivatives Chemical class 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000000465 moulding Methods 0.000 description 1
- ZKATWMILCYLAPD-UHFFFAOYSA-N niobium pentoxide Inorganic materials O=[Nb](=O)O[Nb](=O)=O ZKATWMILCYLAPD-UHFFFAOYSA-N 0.000 description 1
- 239000008188 pellet Substances 0.000 description 1
- 239000007858 starting material Substances 0.000 description 1
- 239000000758 substrate Substances 0.000 description 1
- 229910052715 tantalum Inorganic materials 0.000 description 1
Landscapes
- Compositions Of Oxide Ceramics (AREA)
- Ceramic Capacitors (AREA)
- Inorganic Insulating Materials (AREA)
Abstract
(57)【要約】本公報は電子出願前の出願データであるた
め要約のデータは記録されません。(57) [Summary] This bulletin contains application data before electronic filing, so abstract data is not recorded.
Description
【発明の詳細な説明】
〔産業上の利用分野〕
本発明は、誘電体共振器材料として好適なバリウム、ニ
ッケル、亜鉛、ニオブ、アンチモンおよび酸素からなる
誘電体磁器組成物に関するものである・
更に詳しくは１本発明はマイクロ波周波数帯で使用され
る誘電体共振器としたときに、無負荷Ｑ（Ｑｕ）および
比誘電率（εｒ）が大きく、共振周波数の温度係数（τ
ｆ）の安定度が優れた誘電体磁器組成物に関するもので
ある。[Detailed Description of the Invention] [Field of Industrial Application] The present invention relates to a dielectric ceramic composition comprising barium, nickel, zinc, niobium, antimony and oxygen suitable as a dielectric resonator material. In detail, 1. The present invention is a dielectric resonator used in the microwave frequency band, which has a large no-load Q (Qu) and a large relative dielectric constant (εr), and a temperature coefficient (τ) of the resonant frequency.
f) A dielectric ceramic composition having excellent stability.
誘電体共振器の大きさは一般にｍに反比例回路を小型化
できるので共振器材料の磁器組成物としては、無負荷Ｑ
が大きく、共振周波数の温度係数の安定度がすぐれてい
ると共に、一般に比誘電率の大きなものが望ましいが、
比誘電率が極端に大きすぎるとあまりにも共振器が小さ
くなりすぎかえって取扱いが困難になるため、共振器が
使用される周波数帯によって要求される比誘電率の値も
異なってくる。The size of a dielectric resonator is generally inversely proportional to m. Since the circuit can be miniaturized, the unloaded Q
It is generally desirable to have a large dielectric constant, a high stability of the temperature coefficient of the resonance frequency, and a large dielectric constant.
If the dielectric constant is too large, the resonator becomes too small and becomes difficult to handle, so the value of the dielectric constant required varies depending on the frequency band in which the resonator is used.
従来誘電体共振器材料として共振器に使用される磁器組
成物としては、 Ｂａ（Ｍグ％Ｔａ％）０３系（特公昭
５９−２ろ０４８号公報） 、 Ｂａ（ＺｎＪイＴａ％
）０３ 系（特公昭５９−４８４８４号公報）。Conventional ceramic compositions used in resonators as dielectric resonator materials include Ba(Mg%Ta%) 03 series (Japanese Patent Publication No. 59-2-048), Ba(ZnJ-Ta%),
)03 series (Japanese Patent Publication No. 59-48484).
Ｂａ （Ｚｎ％Ｎｂ％）０３系（特開昭５３−己５４５
６号公報）、Ｂａ（Ｍｆ％Ｎｂ％）０３系 （特開昭５
５−６５６４５号公報） 、 ｃａ’ｒｉ ｏ３’−Ｍ
？ Ｔ ｉ ０３− Ｌａ２０３２Ｔｉ０２系、 ５ｒ
（Ｚｎ％Ｎｂ％）０３−５ｒＴｉ０３系等すでに多数提
案されている。Ba (Zn%Nb%) 03 series (JP-A-53-1545
6), Ba (Mf%Nb%) 03 series (JP-A No. 5
5-65645), ca'ri o3'-M
? T i 03- La2032Ti02 series, 5r
Many proposals have already been made, such as the (Zn%Nb%)03-5rTi03 system.
しかしながら従来の磁器組成物は、無負荷Ｑが小さかっ
たり、比誘電率が小さいため共振器にしたときの形状が
かなシ大きくなったり、また温度係数が太きかったりし
て、マイクロ波周波数帯で使用される共振器材料として
はいずれかに難点があり、実際の使用において不都合な
点が多い。However, conventional porcelain compositions have a small no-load Q, a small dielectric constant, which makes the shape of a resonator large, and a large temperature coefficient, making it difficult to use in the microwave frequency range. Each of the resonator materials used in this invention has its drawbacks, and there are many disadvantages in actual use.
本発明の目的は、誘電体共振器材料、特にマイクロ波（
ミリ波を含む）周波数帯で使用される誘電体共振器材料
として好適な誘電体磁器組成物を提供することにある。The object of the present invention is to use dielectric resonator materials, especially microwave (
An object of the present invention is to provide a dielectric ceramic composition suitable as a dielectric resonator material used in frequency bands (including millimeter waves).
また本発明の目的は、無負荷Ｑおよび比誘電率が大きく
、かつ共振周波数の温度係数が±５ＯｐｐｒＣ以下、好
ましくは±１０ ｐｐｍ／ ’Ｃ程度以下で安定度のす
ぐれた誘電体磁器組成物を提供することにある。Another object of the present invention is to provide a dielectric ceramic composition which has a high no-load Q and a large dielectric constant, and has excellent stability with a temperature coefficient of resonant frequency of ±5 OpprC or less, preferably ±10 ppm/'C or less. It is about providing.
〔問題点を解決するための手段および作用〕本発明の目
的は、 Ｂａ（Ｚｎ％Ｎｂ％ ）０３ 系のＺｎの一
部または全部をＮ１で置換し、さらにＮｂの一部をｓｂ
で置換した磁器組成物によって達成される。[Means and effects for solving the problems] The object of the present invention is to replace part or all of Zn in Ba(Zn%Nb%)03 system with N1, and further replace part of Nb with sb
This is achieved by a porcelain composition substituted with .
本発明は、バリウム、ニッケル、亜鉛、ニオブ。The present invention uses barium, nickel, zinc, and niobium.
アンチモンおよび酸素からなる組成式。Compositional formula consisting of antimony and oxygen.
Ｂａ［（Ｎｉｌ−ｘＺｎｘ）３（（Ｎｂｌ−ｙｓｂｙ）
％ ：］ ０３（式中、Ｏ≦ｘ〈１．好ましくは０．１
≦Ｘ≦０．７゜０＜ｙ≦０，２．好ましくは０．００１
≦ｙ≦０．１）で表わされる誘電体磁器組成物に関する
ものである。Ba[(Nil-xZnx)3((Nbl-ysby)
%: ] 03 (where O≦x<1. Preferably 0.1
≦X≦0.7゜0<y≦0,2. Preferably 0.001
y≦0.1).
本発明の組成物においてニッケルは共振周波数の温度係
数の改善に大きく作用している。まだアンチモンは温度
特性の改善とともに無負荷の改善に大きく作用している
。In the composition of the present invention, nickel has a large effect on improving the temperature coefficient of the resonance frequency. However, antimony has a large effect on improving the temperature characteristics and the no-load condition.
なお、ニッケルまたはアンチモンを含有していない誘電
体磁器組成物は、共振周波数の温度係数が太きすぎると
いう大きな難点がある。Note that dielectric ceramic compositions that do not contain nickel or antimony have a major drawback in that the temperature coefficient of the resonance frequency is too large.
本発明による誘電体磁器組成物は、バリウム。The dielectric ceramic composition according to the present invention is made of barium.
ニッケル、亜鉛、ニオブ、アンチモン等の炭酸塩。Carbonates of nickel, zinc, niobium, antimony, etc.
酸化物等の出発原料を混合して仮焼した後、成形。After mixing starting materials such as oxides and calcining, molding is performed.
焼成して焼結させる方法で製造することができる。It can be manufactured by firing and sintering.
例えば、炭酸バリウム、酸化ニッケル、酸化亜鉛、五酸
化ニオブおよび三酸化アンチモンの各所定量を水、アル
コール等の溶媒と共に湿式混合する。続いて、水、アル
コール等を除去した後、粉砕し、酸素含有ガス雰囲気（
例えば空気雰囲気）下に８００〜１４００°Ｃで約１０
時間程度仮焼する。これによって形成された仮焼物を粉
砕した後。For example, predetermined amounts of barium carbonate, nickel oxide, zinc oxide, niobium pentoxide, and antimony trioxide are wet-mixed with a solvent such as water or alcohol. Subsequently, after removing water, alcohol, etc., it is crushed and placed in an oxygen-containing gas atmosphere (
For example, air atmosphere) at 800-1400°C for about 10
Calculate for about an hour. After crushing the calcined material formed thereby.
ポリビニルアルコールの如き有機バインダと共に混合し
て均質にし、乾燥、粉砕して加圧成形（圧力１００〜３
０００にり／−）する。そしてこの成形物を空気の如き
酸素含有ガス雰囲気下に１３００〜１６００°Ｃで焼成
すれば１本発明の誘電体磁器組成物が得られる。Mix with an organic binder such as polyvinyl alcohol to make it homogeneous, dry, crush, and press-form (pressure 100 to 3
000/-). Then, by firing this molded product at 1,300 to 1,600°C in an oxygen-containing gas atmosphere such as air, a dielectric ceramic composition of the present invention can be obtained.
こうして得られた誘電体磁器組成物は、これをそのまま
又は必要に応じて適当な形状およびサイズに加工すると
誘電体共振器になる。また本発明の誘電体磁器組成物は
、マイクロ波ＩＣ用誘電体基板、誘電体調整棒等の材料
として利用することもできる。The dielectric ceramic composition thus obtained becomes a dielectric resonator as it is or by processing it into an appropriate shape and size as required. The dielectric ceramic composition of the present invention can also be used as a material for dielectric substrates for microwave ICs, dielectric adjustment rods, and the like.
実施例１
炭酸バリウム［Ｂａ（０３）：］ 粉末１モル、酸化
ニッケル（Ｎｉｐ）粉末０．２０５６モル、酸化亜鉛（
ＺｎＯ）粉末０．１２７７モル、酸化ニオブ（Ｎｂ２０
５）粉末０．ろろ１７モルおよび三酸化アンチモン（Ｓ
ｌ）２０３）粉末０．００１７モルをエタノールと共に
ボールミルに入れ、１６時時間式混合した。この混合物
をボールミルから取り出して溶媒のエタノールを蒸発さ
せ、らい潰機で２時間粉砕した。粉砕物は。Example 1 Barium carbonate [Ba(03):] 1 mol of powder, 0.2056 mol of nickel oxide (Nip) powder, zinc oxide (
ZnO) powder 0.1277 mol, niobium oxide (Nb20
5) Powder 0. Roro 17 moles and antimony trioxide (S
l) 0.0017 mol of the 203) powder was placed in a ball mill with ethanol and mixed for 16 hours. This mixture was taken out from the ball mill, the solvent ethanol was evaporated, and the mixture was ground in a crusher for 2 hours. The crushed material.
空気雰囲気下に１己００°Ｃで仮焼した後、再びらい潰
機で１時間粉砕した。この粉砕物は適量のポリビニルア
ルコール溶液を加えて均一に混合した後、直径１５ｍｍ
１２５＋厚さ７ｆｌｌｌｌ＋の円盤状ペレットに成形し
て空気雰囲気下に１４７０°Ｃで４時間焼成。After calcining at 00°C in an air atmosphere, the mixture was crushed again using a crusher for 1 hour. After adding an appropriate amount of polyvinyl alcohol solution and mixing uniformly, this pulverized material was made into a powder with a diameter of 15 mm.
It was formed into a disc-shaped pellet with a thickness of 125+7flll+ and baked at 1470°C for 4 hours in an air atmosphere.
焼結して本実施例の誘電体磁器組成物を得た。The dielectric ceramic composition of this example was obtained by sintering.
こうして得られた磁器組成物を直径１１８φ。The thus obtained porcelain composition had a diameter of 118φ.
厚さ４．５．の大きさにカットした後、誘電共振法によ
って測定し、共振周波数ｆ ｏ （４，５〜５．５ Ｇ
Ｈｚ ）における無負荷Ｑおよび比誘電率ε１を求め
た。Thickness 4.5. After cutting it to the size of
The no-load Q and relative permittivity ε1 at Hz) were determined.
また、共振周波数の温度依存性については一４０〜５０
°Ｃの範囲で測定し温度係数τｆを求めた。In addition, the temperature dependence of the resonant frequency is -40 to 50
The temperature coefficient τf was determined by measuring in the range of °C.
その結果を第１表に示す。The results are shown in Table 1.
実施例２〜１２
実施例１の酸化ニッケル、酸化亜鉛、酸化ニオブおよび
三酸化アンチモンの使用量を変え焼成温度を変えたほか
は、実施例１と同様にして組成式。Examples 2 to 12 Compositional formulas were prepared in the same manner as in Example 1, except that the amounts of nickel oxide, zinc oxide, niobium oxide, and antimony trioxide used in Example 1 were changed and the firing temperature was changed.
Ｂａ（（Ｎｉ１−ｘＺｎｘ）Ｊ（＋ （Ｎｂ＋−ｙＳｂ
ｙ）％ ）０３における。Ｘおよびｙの値が第１表に記
載の誘電体磁器組成物を製造し、実施例１と同様にして
電気的特性を測定した。Ba((Ni1-xZnx)J(+(Nb+-ySb
y)%) in 03. Dielectric ceramic compositions having the values of X and y listed in Table 1 were produced, and their electrical properties were measured in the same manner as in Example 1.
その結果を第１表に示す。The results are shown in Table 1.
比較例１
実施例１の酸化ニッケルおよび三酸化アンチモンの使用
量を変え１組成式、 Ｂａｄ（Ｎｉｏ、３Ｚｎｏ、７）
Ｍ Ｈ（Ｎｂｏ４５ｂ＜１、３）Ｈ）０３で表わされる
本発明の範囲外の誘電体磁器組成物を得ようとしたが、
焼結が充分に進まなかった。Comparative Example 1 The amounts of nickel oxide and antimony trioxide used in Example 1 were changed to create a composition formula: Bad (Nio, 3Zno, 7)
Although an attempt was made to obtain a dielectric ceramic composition outside the scope of the present invention represented by M H (Nbo45b<1,3)H)03,
Sintering did not proceed sufficiently.
比較例２
実施例１の酸化ニッケルおよび三酸化アンチモンを使用
せずに焼成温度を１５５０’Ｃとしたほかは、実施例１
と同様にして誘電体磁器組成物［（Ｂａ（Ｚｎ３４Ｎｂ
％ ）０３］を製造し、実施例１と同様にして電気的特
性を測定した。Comparative Example 2 Example 1 except that the nickel oxide and antimony trioxide of Example 1 were not used and the firing temperature was 1550'C.
A dielectric ceramic composition [(Ba(Zn34Nb)
%)03] was produced, and its electrical properties were measured in the same manner as in Example 1.
その結果、Ｑ二１１０００．ε、＝ろ８．８．τｆ＝ろ
６ｐｐｍ／ ’Ｃであった。As a result, Q211000. ε,=ro8.8. τf=6ppm/'C.
本発明の誘電体磁器組成物は、無負荷Ｑが大きいだけで
なく、適度に大きな比誘電率を有し、共振周波数の温度
係数が小さく安定度がすぐれているので、誘電体共振器
材料として好適である。The dielectric ceramic composition of the present invention not only has a large no-load Q, but also has a moderately large dielectric constant, a small temperature coefficient of resonance frequency, and excellent stability, so it can be used as a dielectric resonator material. suitable.
また本発明の誘電体磁器組成物を用い１例えばマイクロ
波周波数帯用共振器にして使用すると受信機の性能を大
幅に向上させることができ、小型化できるという利点が
ある。Further, when the dielectric ceramic composition of the present invention is used in a resonator for a microwave frequency band, for example, the performance of the receiver can be greatly improved, and there is an advantage that the receiver can be made smaller.
Claims (1)
び酸素からなる組成式、 Ｂａ〔（Ｎｉ＿１＿−＿ｘＺｎ＿ｘ）（Ｎｂ＿１＿−＿
ｙＳｂ＿ｙ）〕Ｏ＿３（式中、０≦ｘ＜１、０＜ｙ≦０
．２） で表わされる誘電体磁器組成物。[Claims] A composition formula consisting of barium, nickel, zinc, niobium, antimony and oxygen, Ba[(Ni_1_-_xZn_x)(Nb_1_-_
ySb_y)]O_3 (where 0≦x<1, 0<y≦0
．． 2) A dielectric ceramic composition represented by:
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP61031990A JPH0642326B2 (en) | 1986-02-18 | 1986-02-18 | Dielectric porcelain composition |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP61031990A JPH0642326B2 (en) | 1986-02-18 | 1986-02-18 | Dielectric porcelain composition |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS62190607A true JPS62190607A (en) | 1987-08-20 |
| JPH0642326B2 JPH0642326B2 (en) | 1994-06-01 |
Family
ID=12346358
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP61031990A Expired - Lifetime JPH0642326B2 (en) | 1986-02-18 | 1986-02-18 | Dielectric porcelain composition |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0642326B2 (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US6720280B2 (en) | 2001-06-20 | 2004-04-13 | Ngk Spark Plug Co., Ltd. | Dielectric composition for high frequency resonators |
-
1986
- 1986-02-18 JP JP61031990A patent/JPH0642326B2/en not_active Expired - Lifetime
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US6720280B2 (en) | 2001-06-20 | 2004-04-13 | Ngk Spark Plug Co., Ltd. | Dielectric composition for high frequency resonators |
Also Published As
| Publication number | Publication date |
|---|---|
| JPH0642326B2 (en) | 1994-06-01 |
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