JPS62253741A - Sintered composite material and production thereof - Google Patents
Sintered composite material and production thereofInfo
- Publication number
- JPS62253741A JPS62253741A JP61281999A JP28199986A JPS62253741A JP S62253741 A JPS62253741 A JP S62253741A JP 61281999 A JP61281999 A JP 61281999A JP 28199986 A JP28199986 A JP 28199986A JP S62253741 A JPS62253741 A JP S62253741A
- Authority
- JP
- Japan
- Prior art keywords
- ceramic
- particles
- ferrite
- fine particles
- composite 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
- 239000002131 composite material Substances 0.000 title claims abstract description 39
- 238000004519 manufacturing process Methods 0.000 title claims description 9
- 239000000919 ceramic Substances 0.000 claims abstract description 78
- 229910000859 α-Fe Inorganic materials 0.000 claims abstract description 29
- 239000002245 particle Substances 0.000 claims abstract description 24
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 11
- 239000010802 sludge Substances 0.000 claims abstract description 10
- 239000000843 powder Substances 0.000 claims abstract description 7
- 239000011230 binding agent Substances 0.000 claims abstract description 4
- 239000013078 crystal Substances 0.000 claims abstract description 4
- 238000005245 sintering Methods 0.000 claims abstract description 3
- 239000010419 fine particle Substances 0.000 claims description 44
- 239000011246 composite particle Substances 0.000 claims description 28
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 claims description 23
- 239000002923 metal particle Substances 0.000 claims description 15
- 229910052751 metal Inorganic materials 0.000 claims description 13
- MCMNRKCIXSYSNV-UHFFFAOYSA-N Zirconium dioxide Chemical compound O=[Zr]=O MCMNRKCIXSYSNV-UHFFFAOYSA-N 0.000 claims description 10
- 239000002184 metal Substances 0.000 claims description 10
- 229910052845 zircon Inorganic materials 0.000 claims description 10
- GFQYVLUOOAAOGM-UHFFFAOYSA-N zirconium(iv) silicate Chemical compound [Zr+4].[O-][Si]([O-])([O-])[O-] GFQYVLUOOAAOGM-UHFFFAOYSA-N 0.000 claims description 10
- 229910052752 metalloid Inorganic materials 0.000 claims description 7
- 229910021578 Iron(III) chloride Inorganic materials 0.000 claims description 6
- RBTARNINKXHZNM-UHFFFAOYSA-K iron trichloride Chemical compound Cl[Fe](Cl)Cl RBTARNINKXHZNM-UHFFFAOYSA-K 0.000 claims description 6
- 150000004767 nitrides Chemical class 0.000 claims description 4
- 238000000034 method Methods 0.000 claims description 3
- VEXZGXHMUGYJMC-UHFFFAOYSA-M Chloride anion Chemical compound [Cl-] VEXZGXHMUGYJMC-UHFFFAOYSA-M 0.000 claims description 2
- 229910010293 ceramic material Inorganic materials 0.000 claims 2
- 239000002994 raw material Substances 0.000 claims 2
- 238000005260 corrosion Methods 0.000 abstract description 5
- 230000007797 corrosion Effects 0.000 abstract description 5
- 239000000203 mixture Substances 0.000 abstract description 3
- 239000013528 metallic particle Substances 0.000 abstract 2
- 239000007864 aqueous solution Substances 0.000 description 17
- 229910052742 iron Inorganic materials 0.000 description 9
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N Silicium dioxide Chemical compound O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 description 7
- PXHVJJICTQNCMI-UHFFFAOYSA-N Nickel Chemical compound [Ni] PXHVJJICTQNCMI-UHFFFAOYSA-N 0.000 description 6
- HEMHJVSKTPXQMS-UHFFFAOYSA-M Sodium hydroxide Chemical compound [OH-].[Na+] HEMHJVSKTPXQMS-UHFFFAOYSA-M 0.000 description 6
- 150000003839 salts Chemical class 0.000 description 5
- QVQLCTNNEUAWMS-UHFFFAOYSA-N barium oxide Chemical compound [Ba]=O QVQLCTNNEUAWMS-UHFFFAOYSA-N 0.000 description 4
- 238000002156 mixing Methods 0.000 description 4
- 235000012239 silicon dioxide Nutrition 0.000 description 4
- 238000009826 distribution Methods 0.000 description 3
- 150000002739 metals Chemical class 0.000 description 3
- 238000000465 moulding Methods 0.000 description 3
- 229910052759 nickel Inorganic materials 0.000 description 3
- 239000004065 semiconductor Substances 0.000 description 3
- HBMJWWWQQXIZIP-UHFFFAOYSA-N silicon carbide Chemical compound [Si+]#[C-] HBMJWWWQQXIZIP-UHFFFAOYSA-N 0.000 description 3
- 229910010271 silicon carbide Inorganic materials 0.000 description 3
- 239000000377 silicon dioxide Substances 0.000 description 3
- -1 valume Chemical compound 0.000 description 3
- RTAQQCXQSZGOHL-UHFFFAOYSA-N Titanium Chemical compound [Ti] RTAQQCXQSZGOHL-UHFFFAOYSA-N 0.000 description 2
- UMVBXBACMIOFDO-UHFFFAOYSA-N [N].[Si] Chemical compound [N].[Si] UMVBXBACMIOFDO-UHFFFAOYSA-N 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
- 229910052785 arsenic Inorganic materials 0.000 description 2
- RQNWIZPPADIBDY-UHFFFAOYSA-N arsenic atom Chemical compound [As] RQNWIZPPADIBDY-UHFFFAOYSA-N 0.000 description 2
- 229910052810 boron oxide Inorganic materials 0.000 description 2
- 239000010941 cobalt Substances 0.000 description 2
- 229910017052 cobalt Inorganic materials 0.000 description 2
- GUTLYIVDDKVIGB-UHFFFAOYSA-N cobalt atom Chemical compound [Co] GUTLYIVDDKVIGB-UHFFFAOYSA-N 0.000 description 2
- 150000001875 compounds Chemical class 0.000 description 2
- JKWMSGQKBLHBQQ-UHFFFAOYSA-N diboron trioxide Chemical compound O=BOB=O JKWMSGQKBLHBQQ-UHFFFAOYSA-N 0.000 description 2
- 239000003989 dielectric material Substances 0.000 description 2
- 238000009413 insulation Methods 0.000 description 2
- 239000000463 material Substances 0.000 description 2
- 235000011121 sodium hydroxide Nutrition 0.000 description 2
- 239000000126 substance Substances 0.000 description 2
- 239000010936 titanium Substances 0.000 description 2
- 229910052719 titanium Inorganic materials 0.000 description 2
- VYZAMTAEIAYCRO-UHFFFAOYSA-N Chromium Chemical compound [Cr] VYZAMTAEIAYCRO-UHFFFAOYSA-N 0.000 description 1
- UFHFLCQGNIYNRP-UHFFFAOYSA-N Hydrogen Chemical compound [H][H] UFHFLCQGNIYNRP-UHFFFAOYSA-N 0.000 description 1
- FYYHWMGAXLPEAU-UHFFFAOYSA-N Magnesium Chemical compound [Mg] FYYHWMGAXLPEAU-UHFFFAOYSA-N 0.000 description 1
- ZOKXTWBITQBERF-UHFFFAOYSA-N Molybdenum Chemical compound [Mo] ZOKXTWBITQBERF-UHFFFAOYSA-N 0.000 description 1
- 229910052581 Si3N4 Inorganic materials 0.000 description 1
- OUUQCZGPVNCOIJ-UHFFFAOYSA-M Superoxide Chemical class [O-][O] OUUQCZGPVNCOIJ-UHFFFAOYSA-M 0.000 description 1
- GWEVSGVZZGPLCZ-UHFFFAOYSA-N Titan oxide Chemical compound O=[Ti]=O GWEVSGVZZGPLCZ-UHFFFAOYSA-N 0.000 description 1
- 239000002253 acid Substances 0.000 description 1
- 230000002378 acidificating effect Effects 0.000 description 1
- 229910052782 aluminium Inorganic materials 0.000 description 1
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 description 1
- 229910052788 barium Inorganic materials 0.000 description 1
- DSAJWYNOEDNPEQ-UHFFFAOYSA-N barium atom Chemical compound [Ba] DSAJWYNOEDNPEQ-UHFFFAOYSA-N 0.000 description 1
- 238000005452 bending Methods 0.000 description 1
- 150000001768 cations Chemical class 0.000 description 1
- 238000005119 centrifugation Methods 0.000 description 1
- 239000003795 chemical substances by application Substances 0.000 description 1
- 229910052804 chromium Inorganic materials 0.000 description 1
- 239000011651 chromium Substances 0.000 description 1
- 239000011248 coating agent Substances 0.000 description 1
- 238000000576 coating method Methods 0.000 description 1
- 229910000428 cobalt oxide Inorganic materials 0.000 description 1
- IVMYJDGYRUAWML-UHFFFAOYSA-N cobalt(ii) oxide Chemical compound [Co]=O IVMYJDGYRUAWML-UHFFFAOYSA-N 0.000 description 1
- 238000000151 deposition Methods 0.000 description 1
- 238000001035 drying Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000010304 firing Methods 0.000 description 1
- 238000009415 formwork Methods 0.000 description 1
- 239000001257 hydrogen Substances 0.000 description 1
- 229910052739 hydrogen Inorganic materials 0.000 description 1
- 239000012212 insulator Substances 0.000 description 1
- 238000005342 ion exchange Methods 0.000 description 1
- 229910052749 magnesium Inorganic materials 0.000 description 1
- 239000011777 magnesium Substances 0.000 description 1
- 239000006249 magnetic particle Substances 0.000 description 1
- 230000005389 magnetism Effects 0.000 description 1
- 229910001092 metal group alloy Inorganic materials 0.000 description 1
- 229910044991 metal oxide Inorganic materials 0.000 description 1
- 150000004706 metal oxides Chemical class 0.000 description 1
- 150000002738 metalloids Chemical class 0.000 description 1
- 239000011812 mixed powder Substances 0.000 description 1
- 229910052750 molybdenum Inorganic materials 0.000 description 1
- 239000011733 molybdenum Substances 0.000 description 1
- 239000010453 quartz Substances 0.000 description 1
- 239000012779 reinforcing material Substances 0.000 description 1
- HQVNEWCFYHHQES-UHFFFAOYSA-N silicon nitride Chemical compound N12[Si]34N5[Si]62N3[Si]51N64 HQVNEWCFYHHQES-UHFFFAOYSA-N 0.000 description 1
- 239000000243 solution Substances 0.000 description 1
- OGIDPMRJRNCKJF-UHFFFAOYSA-N titanium oxide Inorganic materials [Ti]=O OGIDPMRJRNCKJF-UHFFFAOYSA-N 0.000 description 1
Abstract
Description
【発明の詳細な説明】
［産業上の利用分野］
本発明は、セラミック体微粒子の表面にフェライ１〜を
均等にメッキ状に被着したフェライト・セラミック複合
粒子とセラミック体微粒子および／または金属粒子より
なる焼結複合材およびその製造方法に関する。[Detailed Description of the Invention] [Field of Industrial Application] The present invention relates to ferrite-ceramic composite particles, ceramic particles, and/or metal particles in which Ferrite 1 is evenly plated on the surface of the ceramic particles. The present invention relates to a sintered composite material and a method for manufacturing the same.
［従来技術とその間圧点コ
従来、フェライトがセラミック体微粒子の表面に均等に
被着したフェライト・セラミック複合粒子は存在せず、
従って、このフェライト・セラミック複合粒子とセラミ
ック体微粒子および／または金属粒子とが混在した焼結
複合材も存在していない。[Prior art and pressure points] Conventionally, there have been no ferrite-ceramic composite particles in which ferrite is evenly coated on the surface of ceramic fine particles;
Therefore, there is no sintered composite material in which the ferrite-ceramic composite particles are mixed with ceramic fine particles and/or metal particles.
一方、従来存在するフェライト焼結体はフェライト粒子
の焼結体であるため、工業製品として磁気特性の優れた
焼結体を得ようとすると、純度の高いフェライトを大量
に必要とする上、焼結性に劣り、製品自体も高価し；な
るという問題点があった。On the other hand, conventional ferrite sintered bodies are sintered bodies of ferrite particles, so in order to obtain sintered bodies with excellent magnetic properties as industrial products, a large amount of high-purity ferrite is required, and There were problems in that the binding properties were poor and the product itself was expensive.
更に、従来のフェライト焼結体は補強材となる部材、が
混入されていないため１機械的特性が劣るもので、硬度
−１耐旧耗性、圧縮強度１曲げ強度などが劣るという問
題点もあった。Furthermore, because conventional ferrite sintered bodies do not contain reinforcing materials, they have poor mechanical properties, such as hardness -1 wear resistance, compressive strength -1 bending strength, etc. there were.
そこで１本発明は機械的特性および磁気特性等に優れた
新素材の焼結複合材を安価［こ提供することを目的とす
る。Therefore, one object of the present invention is to provide a sintered composite material made of a new material with excellent mechanical properties, magnetic properties, etc., at low cost.
［問題点を解決するための手段］
本発明は１本願発明者が先に開発提案したセラミック体
微粒子の表面にフェライトを被着してなるフェライト・
セラミック複合粒子を用い、これをセラミック体微粒子
および／または金属粒子と混合し焼成することにより、
今までにない新しい特性を有する焼結複合材としたもの
である。[Means for Solving the Problems] The present invention is based on ferrite, which is obtained by depositing ferrite on the surface of ceramic fine particles, which the inventor had previously developed and proposed.
By using ceramic composite particles and mixing them with ceramic fine particles and/or metal particles and firing,
This is a sintered composite material with unprecedented new properties.
また１本発明は上記焼結複合材を、セラミック体微粒子
表面にフェライトを強固に結合被着してなるフェライト
・セラミック複合粒子の粉末と。Another aspect of the present invention is to use the sintered composite material as a powder of ferrite/ceramic composite particles, which are formed by firmly bonding and adhering ferrite to the surface of fine ceramic particles.
金属粒子および／またはセラミック体微粒子の粉末とを
混合して、水および／またはバインダを添加し混練して
スラッジとし、該スラッジを振動状態にある型枠に充項
し、加熱して水分を蒸発し、次いで振動状態において型
枠内を加圧板にて加圧し、再度加熱して成形後説型して
得た成形体を高温焼成することによって得るようにした
ものである。Metal particles and/or ceramic fine particles are mixed with powder, water and/or a binder is added and kneaded to form a sludge, the sludge is filled in a vibrating mold, and heated to evaporate water. Then, in a vibrating state, the inside of the mold is pressurized with a pressure plate, heated again, and molded after molding, and the resulting molded product is fired at a high temperature.
この場合、セラミック体微粒子としては、ジルコニア（
Ｚｒ０２）、ジルコン（ＺｒＳ ｈ ０４ ）、２酸化
けい素（５１０２）、酸化バリューム、酸化はう素等の
金属または半金属のｗｉ（ヒ物微粒子または窒素けい素
等の窒化物微粒子または炭化けい素等の炭化物微粒子ま
たはそれらの複合微粒子を用いることができる。また、
そのセラミック体微粒子の表面に被着するフェライトは
、ニッケル、コバルト、バリューム、チタン等の金属元
素または半金属元素ｔｉ−含有した酸化物成分を含むも
のであってもよい。In this case, the ceramic fine particles are zirconia (
Zr02), zircon (ZrS h 04 ), silicon dioxide (5102), barium oxide, boron oxide, and other metals or metalloid wi (arsenic particles or nitride particles such as silicon nitrogen or silicon carbide) Carbide fine particles such as or composite fine particles thereof can be used.Also,
The ferrite deposited on the surface of the ceramic fine particles may contain an oxide component containing a metal element such as nickel, cobalt, valume, titanium, or the like or a semimetal element ti.
なお、フェライト・セラミック複合粒子は本閣発明者が
発明し、別出願したが、その製造方法の概要は、塩化第
２鉄水溶液を磁場中において多数の鉄片（鉄粒）と接触
させて錯塩水溶液とし、この錯塩水溶液を、多数のセラ
ミック体微粒子を混合した塩化第２鉄水溶液中に混入撹
拌して複合水溶液とし、この複合水溶液に苛性ソーダ水
溶液を混入して混合撹−拌し、セラミック体微粒子の表
面に。The ferrite-ceramic composite particles were invented by the inventor Honkaku and filed separately, but the outline of the manufacturing method is that a complex salt aqueous solution is produced by bringing a ferric chloride aqueous solution into contact with a large number of iron pieces (iron particles) in a magnetic field. This complex salt aqueous solution is mixed into a ferric chloride aqueous solution containing a large number of ceramic fine particles and stirred to form a composite aqueous solution.A caustic soda aqueous solution is mixed into this composite aqueous solution and mixed and stirred to form a mixture of ceramic fine particles. on the surface.
フェライト結晶を生成被着させてから水洗いし、乾燥す
る。After ferrite crystals are formed and deposited, they are washed with water and dried.
［作用コ
フェライト・セラミック複合粒子はセラミック゛体微粒
子の表面に純度の高いフェライトを被着してなるもので
あるため、これを媒体としてセラミック体微粒子および
ｌまたは金属粒子との良好な焼結複合材が得られる。こ
の場合、金属体として鉄。[Working coferrite/ceramic composite particles are made by coating high-purity ferrite on the surface of ceramic fine particles, so they can be used as a medium to form a good sintered composite with ceramic fine particles and l or metal particles. is obtained. In this case, iron as the metal body.
ニッケル等の金属磁性体微粒子を均質に混入することに
より、磁気特性を高めることができ、従来のように純度
の高い高価なフェライトを使用することなく、磁気特性
の優れた焼結複合材が得られる。更には、フェライト・
セラミック複合粒子と混合するセラミック体微粒子およ
び／または金属粒子の混合比率を適宜調整することによ
り、これまで得られなかった種々の優れた新しい特性を
有する焼結複合材が得られるようになる。Magnetic properties can be improved by homogeneously mixing metal magnetic particles such as nickel, and sintered composites with excellent magnetic properties can be obtained without using high-purity and expensive ferrite as in the past. It will be done. Furthermore, ferrite
By appropriately adjusting the mixing ratio of ceramic fine particles and/or metal particles to be mixed with ceramic composite particles, it becomes possible to obtain sintered composite materials having various excellent new properties that have not been obtained before.
［実施例］
（１） フェライト・セラミック複合粒子フェライト
・セラミック複合粒子は下記の手段により、＄ｌｉ度の
高いフェライトがセラミック体微粒子に被着したものと
して得られる。[Example] (1) Ferrite-ceramic composite particles Ferrite-ceramic composite particles are obtained by the following method in which ferrite with a high degree of $li is adhered to fine ceramic particles.
まず、塩化第２鉄水溶液（濃度５〜３５％）を入れた容
器中に、磁場を形成するため、強い磁力を持った磁石を
１個または複数個を入れ、更に多数の鉄片（粒状の場合
は粒度０．１〜４ ｍ ）を入れ、流動撹拌してから該
水溶液をろ過して錯塩水溶液を得る。First, in order to form a magnetic field, one or more magnets with strong magnetic force are placed in a container containing an aqueous ferric chloride solution (concentration 5 to 35%), and a large number of iron pieces (in the case of granular (particle size: 0.1 to 4 m), fluidized and stirred, and the aqueous solution is filtered to obtain a complex salt aqueous solution.
この場合、塩化第２鉄水溶液は容器中において、磁気を
持った鉄片と接触することによって、電解イオン交換に
より陰極と陽極が多数発生して水素イオンが陰極で水素
ガスとして放出され、陰イオン、陽イオンが安定した錯
塩水溶液となっている。In this case, when the ferric chloride aqueous solution comes into contact with a magnetic iron piece in a container, a large number of cathodes and anodes are generated by electrolytic ion exchange, and hydrogen ions are released as hydrogen gas at the cathode. It is a complex salt aqueous solution with stable cations.
次に、予めセラミック体微粒子として粒度分布が、０．
０５μ〜数濶好ましくは０．０５〜２０μの粒度分布の
ジルコン微粒子を混入した塩化第２鉄水溶液（濃度５〜
３５％）に前記錯塩化水溶液を全体の約３０〜６０％の
割合いで混合し、充分に撹拌し複合水溶液とする。この
複合水溶液は酸性であり、ＣＱ−を待ったものである。Next, in advance, the particle size distribution of the ceramic particles is set to 0.
A ferric chloride aqueous solution mixed with zircon fine particles with a particle size distribution of 0.05 to several microns, preferably 0.05 to 20 microns (concentration of 5 to 20 microns)
35%) and the complex chloride aqueous solution at a ratio of about 30 to 60% of the total, and stirred sufficiently to obtain a composite aqueous solution. This composite aqueous solution is acidic and contains CQ-.
このセラミック体微粒子を多数混入した複合体水溶液に
苛性ソーダ水溶液（水比約３０・％）を混入することに
より、セラミック体微粒子の表面にフェライトをほぼ均
等に生成被着したフェライト・セラミック複合粒子が形
成される。By mixing a caustic soda aqueous solution (water ratio of approximately 30%) into the composite aqueous solution containing a large number of ceramic fine particles, ferrite/ceramic composite particles are formed in which ferrite is almost evenly deposited on the surface of the ceramic fine particles. be done.
この状態でフェライ１−・セラミック複合粒子を沈澱さ
せて上ずみを捨てたもの、または遠心公社して水を分離
したものに水を加えて塩分をうすめて洗い流して取り去
り、しかる後、フェライ１へ・セラミック複合粒子に残
留する水分を分離、蒸気。In this state, the Ferai 1-ceramic composite particles are precipitated and the top layer is discarded, or the water is separated by centrifugation, water is added to dilute the salt, rinsed off, and then transferred to Ferai 1.・Separates the moisture remaining in the ceramic composite particles and converts it into steam.
Ｆ２燥処理して純度の高いフェライトを均等に被着した
セラミック体即ちフェライト・セラミック複合粒子を得
る。A ceramic body, ie, a ferrite-ceramic composite particle, having highly pure ferrite evenly coated thereon is obtained by F2 drying treatment.
このようにして製造されたフェライト・セラミック複合
粒子はセラミック体１微粒子単位でフェライｌ”（Ｆｅ
３０ｉ）が均等に被着されたもので、セラミック体微粒
子の粒度が０．０５〜２０μの場合は１粒度（分布）が
約０．１〜２５μである。The ferrite-ceramic composite particles produced in this way contain ferrite l'' (Fe
30i) is uniformly deposited, and when the particle size of the ceramic fine particles is 0.05 to 20μ, the particle size (distribution) is about 0.1 to 25μ.
このフェライト・セラミック複合粒子はフェライトがセ
ラミック体微粒子にイオン結合によりメッキ状に被着し
ているものと予測され、２械的摩擦。These ferrite-ceramic composite particles are predicted to have ferrite adhered to ceramic fine particles in a plated manner through ionic bonding, and are subject to mechanical friction.
Ｗｆ撃によっても分離しない。It will not separate even if attacked by Wf.
上記の理念、セラミック体微粒子としてジルコンを用い
たものについて説明したが、これに限定されるものでな
く、ほかにジルコニア（Ｚｒ０２ ）。Although the above concept has been explained using zircon as the ceramic fine particles, the invention is not limited to this, and zirconia (Zr02) may also be used.
２酸化けい素（ＳｉＯ２）、アルミナ（ＡＱ２０ａ）、
酸化コバルト、酸化チタン、酸化バリューム、酸化はう
素等の金属元素または半金属元素を含有した酸化物微粒
子または窒化けい素等の窒化物微粒子または炭化けい素
等の炭化物微粒子等の化合物質およびそれら各種の微粒
子が混合した複合物微粒子を用いてもよい。Silicon dioxide (SiO2), alumina (AQ20a),
Compound substances such as oxide fine particles containing metal elements or metalloid elements such as cobalt oxide, titanium oxide, barium oxide, boron oxide, nitride fine particles such as silicon nitride, or carbide fine particles such as silicon carbide, etc. Composite fine particles containing a mixture of various fine particles may also be used.
また、フェライトとしては、鉄成分以外の成分としてコ
バル１−、バリューム、チタン等の金属元素または半金
属元素を含有した成分を含むことができる。Further, the ferrite may include a component containing a metal element or a metalloid element such as cobal 1-, barium, titanium, etc. as a component other than the iron component.
（２）焼結複合材 焼結複合材は下記により得られる。(2) Sintered composite material The sintered composite material is obtained as follows.
まず、鉄または他の金属粒子および／またはジルコンの
セラミック体微粒子の混合粉末にフェライト・セラミッ
ク（ジルコン）複合微粒子よりなる粉末を混合撹拌し、
水またはバインダを添加し混練りしてスラッジを得る・
。First, a powder made of ferrite ceramic (zircon) composite fine particles is mixed and stirred with a mixed powder of iron or other metal particles and/or zircon ceramic fine particles,
Add water or binder and knead to obtain sludge.
.
このスラッジを加振状態にある型枠に充填して加熱し、
水分を蒸気させ１次いで振動状態において型枠内部を加
圧仮にて加圧した後、再度加熱してから、冷却して脱型
し成形体を得る。この成形体を残留水分が存在する場合
は乾燥処理してから常圧または高圧状態にて高温炉等で
焼成する。このとき、フェライト・セラミック複合粒子
を介してセラミック体微粒子および／または金属粒子は
一体的に均質に複合結合されて焼結複合体となる。This sludge is filled into a formwork under vibration and heated.
After the water is vaporized and the inside of the mold is temporarily pressurized in a vibrating state, it is heated again, and then cooled and demolded to obtain a molded body. If residual moisture is present, this molded body is dried and then fired in a high-temperature furnace or the like under normal pressure or high pressure. At this time, the ceramic fine particles and/or the metal particles are integrally and homogeneously bonded via the ferrite-ceramic composite particles to form a sintered composite.
上記の如くして得られた焼結複合材は、フェライト・セ
ラミック（ジルコン）複合粒子と、セラミック（ジルコ
ン）体微粒子および／または全屈（鉄）粒子が焼結した
もので、各粒子間の結合強度は高く。The sintered composite material obtained as described above is made by sintering ferrite/ceramic (zircon) composite particles, ceramic (zircon) fine particles, and/or fully bent (iron) particles. The bond strength is high.
またフェライト・セラミック複合粒子が一体結合したま
ま混入され、該複合焼結体の単位質量当りの磁気が優れ
ている。また、焼結複合材は上記複合粒子およびセラミ
ック体微粒子が混入しているので機械的特性が優れ、高
硬度であり、耐摩耗性。Furthermore, the ferrite-ceramic composite particles are mixed in while being integrally bonded, and the composite sintered body has excellent magnetism per unit mass. In addition, since the sintered composite material contains the above-mentioned composite particles and ceramic fine particles, it has excellent mechanical properties, high hardness, and wear resistance.
耐熱性があり、断熱性が高く、熱により膨張係数が小さ
く、耐蝕性も向上したものである。また、電気的抵抗値
を金属体のみにおけるよりも大きくすることができる。It is heat resistant, has high heat insulation properties, has a small coefficient of expansion due to heat, and has improved corrosion resistance. Further, the electrical resistance value can be made larger than that of a metal body alone.
従って１本発明の焼結複合体は、モータやトランスなど
電気製品の鉄心、マグネットクラッチ、磁石、耐熱部材
、耐摩耗部材、耐蝕部材等、工業製品（例えば、酸化物
系絶縁体セラミツク５誘電体セラミック、圧電体セラミ
ック、焦電体セラミック、起電体セラミック、磁性セラ
ミック、光磁気半導体セラミック、半導体セラミックお
よびそれら各種の有機物との複合体等および機械部材と
して耐摩耗部材、耐蝕部材、耐熱部材、高剛性部材等・
・・・・）の素材として多用途が期待できる。Therefore, the sintered composite of the present invention can be used for industrial products such as iron cores of electric products such as motors and transformers, magnetic clutches, magnets, heat-resistant members, wear-resistant members, corrosion-resistant members, etc. (for example, oxide-based insulators, ceramics, dielectric materials, Ceramics, piezoelectric ceramics, pyroelectric ceramics, electromotive ceramics, magnetic ceramics, magneto-optical semiconductor ceramics, semiconductor ceramics, and composites of these with various organic substances, as well as mechanical components such as wear-resistant members, corrosion-resistant members, heat-resistant members, High rigidity parts, etc.
It can be expected to have many uses as a material for...).
その製造方法においても、振動と当と加圧を与えながら
、スラッジの固化成形を行なうので脱水性が高められ、
密度の高い水分の少ない成形体を得ることができ、更に
密度の高い水分の少ない成形体を焼成するので成形寸法
精度を高めることができる。In the manufacturing method, the sludge is solidified and formed while applying vibration, pressure, and pressure, which improves dewatering performance.
A molded body with high density and low moisture content can be obtained, and since a molded body with high density and low moisture content is fired, the dimensional precision of the molding can be improved.
以上、フェライト・セラミック複合粒子のセラミック体
微粒子およびセラミック体微粒子としてジルコンを用い
たものについて説明したが、これに限定されるものでな
（、各々についてそれぞれに異った他のセラミック、例
えば、ジルコニア、２酸１ヒけい素１石英、アルミナ、
窒素けい素等の金属酸化物類、半金居、半導体酸ｆ上物
類、非全屈との化合物類およびそれら各種の複合物体微
粒子を用いてもよい。また、金属粒子としては鉄に限定
されることなく、他にニッケル、クロム、モリブデン。In the above, we have described ferrite-ceramic composite particles in which zircon is used as ceramic fine particles and ceramic fine particles, but the invention is not limited to this. , diacid, 1 arsenic, 1 quartz, alumina,
Compounds with metal oxides such as nitrogen silicon, semi-metallic metal alloys, semiconductor acid superoxides, non-total dielectric compounds, and various composite particles thereof may also be used. In addition, metal particles are not limited to iron, but also include nickel, chromium, and molybdenum.
コバルトｌ ｌ ＃アルミ、マグネシューム等の金属類
または半金厘類またはそれらの複合体粒子を用いてもよ
い。Cobalt l l # Metals such as aluminum and magnesium, semimetallic metals, or composite particles thereof may be used.
［発明の効果ゴ
本発明の焼結複合材は、フェライト・セラミック複合粒
子とセラミック体微粒子および／または金属粒子とが焼
結結合しているので、硬度が甚く。[Effects of the Invention] The sintered composite material of the present invention is extremely hard because the ferrite-ceramic composite particles and the ceramic fine particles and/or the metal particles are sintered and bonded.
耐摩耗性、耐熱性があり、断熱性が高く、熱により膨張
係数が小さく、耐蝕性も向上したものである。It has wear resistance, heat resistance, high heat insulation properties, a small coefficient of expansion due to heat, and improved corrosion resistance.
また、焼結複合材はフェライト・セラミック複合粒子と
金属粒子（磁性金属粒子）とが一体結合したまま混入さ
れ、焼結されているので、単位質量当りの磁気特性が優
れていることにより、モータの鉄心、トランスの鉄心、
磁石等として用いた場合。In addition, the sintered composite material contains ferrite-ceramic composite particles and metal particles (magnetic metal particles) that are mixed together and sintered, so it has excellent magnetic properties per unit mass, making it suitable for motors. iron core, transformer iron core,
When used as a magnet etc.
消費電力を少なくすることができる。Power consumption can be reduced.
そして、本発明の焼結複合材の′１５造方法によると、
フェライト・セラミック複合粒子とセラミック体微粒子
と金属粒子とが均等に分散し、各粒子が強固に焼結した
焼結複合材を得ることができ。According to the sintered composite material manufacturing method of the present invention,
A sintered composite material in which the ferrite/ceramic composite particles, ceramic fine particles, and metal particles are evenly dispersed and each particle is strongly sintered can be obtained.
振動を与えながらスラッジを加熱加圧固化成形するので
密度の裔い水分の少ない固化成形体を得ることができ、
更にこの固化成形体を焼結するので成形寸法精度を高め
ることができる。Since the sludge is heat-pressed and solidified while being vibrated, it is possible to obtain a solidified molded product with high density and low moisture content.
Furthermore, since this solidified molded body is sintered, the molding dimensional accuracy can be improved.
−ｍ−−５ 代理人 弁理士 紋 １） 誠 ゛パ・−ゾ-m--5 Agent Patent Attorney Crest 1) Makoto Pa-zo
Claims (8)
に結合被着してなるフェライト・セラミック複合粒子と
セラミック体微粒子および／または金属粒子との各々の
原料粒子が焼結してなる焼結複合材。(1) A sintered composite material obtained by sintering raw material particles of ferrite-ceramic composite particles, which are formed by firmly bonding and adhering ferrite crystals to the surfaces of ceramic particles, and ceramic particles and/or metal particles.
体微粒子としてジルコンおよび／またはジルコニアの各
微粒子を用いたことを特徴とする焼結複合材。(2) A sintered composite material according to claim 1, characterized in that zircon and/or zirconia fine particles are used as the ceramic fine particles.
体微粒子として、金属元素または半金属元素を含有した
酸化物、窒化物、炭化物の各微粒子を単体あるいは組み
合せて用いたことを特徴とする焼結複合材。(3) In claim 1, the sintered ceramic material is characterized in that each fine particle of an oxide, nitride, or carbide containing a metal element or metalloid element is used singly or in combination as the ceramic body fine particles. Binding composite material.
として鉄元素とそれ以外の金属元素または半金属元素を
含有した原料成分により構成されたフェライトを用いた
ことを特徴とする焼結複合材。(4) A sintered composite material according to claim 1, characterized in that the ferrite is made of a raw material component containing an iron element and other metal elements or metalloid elements.
に結合被着したフェライト・セラミック複合粒子よりな
る粉末と、金属粒子および／またはセラミック体微粒子
の粉末とを混合し、水および／またはバインダを添加し
混練してスラッジとし、該スラッジを振動状態にある型
枠に充填し、加熱して水分を蒸発し、次いで振動状態に
おいて型枠内を加圧板にて加圧し、再度加熱してから冷
却し成形後脱型して得た成形体を高温焼成したことを特
徴とする焼結複合材の製造方法。(5) Powder made of ferrite-ceramic composite particles having ferrite crystals firmly bonded and adhered to the surface of ceramic fine particles is mixed with powder of metal particles and/or ceramic fine particles, and water and/or a binder are added. The sludge is kneaded to form sludge, filled into a vibrating mold, heated to evaporate water, then pressurized inside the mold with a pressure plate while vibrating, heated again, cooled, and molded. A method for producing a sintered composite material, characterized in that a molded body obtained by post- demolding is fired at a high temperature.
体微粒子としてジルコンおよび／またはジルコニアの各
微粒子を用いたことを特徴とする焼結複合材の製造方法
。(6) A method for producing a sintered composite material according to claim 5, characterized in that zircon and/or zirconia fine particles are used as the ceramic fine particles.
体微粒子として、金属元素または半金属元素を含有した
酸化物、窒化物、炭化物の各微粒子を単体あるいは組み
合せて用いたことを特徴とする焼結複合材の製造方法。(7) In claim 5, the sintered ceramic material is characterized in that each fine particle of an oxide, nitride, or carbide containing a metal element or a metalloid element is used singly or in combination as the ceramic body fine particles. A method for producing a composite material.
と共に、金属元素または半金属元素を含有した塩化物を
複合添加することを特徴とする焼結複合材の製造方法。(8) A method for manufacturing a sintered composite material as set forth in claim 5, characterized in that a chloride containing a metallic element or a metalloid element is added together with ferric chloride.
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP26719985 | 1985-11-29 | ||
| JP60-267199 | 1985-11-29 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS62253741A true JPS62253741A (en) | 1987-11-05 |
Family
ID=17441496
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP61281999A Pending JPS62253741A (en) | 1985-11-29 | 1986-11-28 | Sintered composite material and production thereof |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS62253741A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2005317924A (en) * | 2004-03-31 | 2005-11-10 | Neomax Co Ltd | Stacked inductor |
Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS54113097A (en) * | 1978-01-27 | 1979-09-04 | Victor Co Of Japan Ltd | Cermet type magnetic substance |
| JPS6223995A (en) * | 1985-07-23 | 1987-01-31 | Nippon Sensor Kk | Production of metallic tape |
| JPS62297437A (en) * | 1986-06-18 | 1987-12-24 | Kawasaki Steel Corp | Magnetic material having high saturation magnetic moment |
-
1986
- 1986-11-28 JP JP61281999A patent/JPS62253741A/en active Pending
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS54113097A (en) * | 1978-01-27 | 1979-09-04 | Victor Co Of Japan Ltd | Cermet type magnetic substance |
| JPS6223995A (en) * | 1985-07-23 | 1987-01-31 | Nippon Sensor Kk | Production of metallic tape |
| JPS62297437A (en) * | 1986-06-18 | 1987-12-24 | Kawasaki Steel Corp | Magnetic material having high saturation magnetic moment |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2005317924A (en) * | 2004-03-31 | 2005-11-10 | Neomax Co Ltd | Stacked inductor |
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