JPS5926972A - Manufacture of nitride carbide ceramic - Google Patents
Manufacture of nitride carbide ceramicInfo
- Publication number
- JPS5926972A JPS5926972A JP57137640A JP13764082A JPS5926972A JP S5926972 A JPS5926972 A JP S5926972A JP 57137640 A JP57137640 A JP 57137640A JP 13764082 A JP13764082 A JP 13764082A JP S5926972 A JPS5926972 A JP S5926972A
- Authority
- JP
- Japan
- Prior art keywords
- powder
- nitride
- carbide
- vacuum treatment
- metal component
- 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
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
本発明は難焼結性の窒化物、炭化物系セラミックの製造
方法に関するものである。DETAILED DESCRIPTION OF THE INVENTION Field of Industrial Application The present invention relates to a method for producing nitride and carbide ceramics that are difficult to sinter.
従来例の構成とその問題点
従来より窒化物、炭化物系セラミックの焼結Ｕ５、組成
面より金属粉末、酸化物粉末を添加し、糖化物、炭化物
間のバインダーとして機能させ、緻密化させていた。Conventional structure and problems Conventionally, sintered U5 nitride and carbide ceramics were mixed with metal powder and oxide powder to function as a binder between the saccharides and carbides, resulting in densification. .
しかしながら、従来の製造方法では、添加成分か粉末の
状態であるため、窒化物や炭化物の粉末表面を均一に濡
らすことが不可能であり、ボアの増大や機械的強度の低
下をきたすものであった。However, in conventional manufacturing methods, since the additive components are in the form of powder, it is impossible to uniformly wet the surface of the nitride or carbide powder, resulting in an increase in bore size and a decrease in mechanical strength. Ta.
発明の目的
本発明は上記欠点に鑑み、金属や酸化物成分を均一に窒
化物や炭化物粒子表面に形成させる製造方法を提供する
ものである。OBJECTS OF THE INVENTION In view of the above drawbacks, the present invention provides a manufacturing method for uniformly forming metal and oxide components on the surfaces of nitride and carbide particles.
発明の構成
上記目的全達成するために本発明は、窒化物丑たは炭化
物の１種または両者の混合粉末あるいはその粉末に酸化
物粉末を加えた混合粉末を焼結助成剤として金属成分を
含有する有機系金属石けん液につけ、その後に熱処理、
真空処理、まだは両者の併用処理により、その粉末の表
面に、金属層や金属酸化物）ｆ！１等の金属成分層全形
成させ、その粉末を成型し焼成するものである。Structure of the Invention In order to achieve all of the above objects, the present invention provides a mixture of powders of one or both of nitrides and carbides, or a mixed powder of these powders with an oxide powder added thereto, containing a metal component as a sintering aid. soaked in an organic metal soap solution, then heat treated,
Vacuum treatment, or a combination of the two, forms a metal layer or metal oxide on the surface of the powder. The entire layer of the first grade metal component is formed, and the powder is molded and fired.
実施例の説明
以下、本発明の一実施例における蟹化物、炭化物系のセ
ラミックの製造方法につめて説明する。DESCRIPTION OF EMBODIMENTS Below, a method for producing a crabide-based ceramic and a carbide-based ceramic according to an embodiment of the present invention will be explained in detail.
試料の調整工程としては工業用原料（純度９９％以上）
の炭化物としてＴｉＣ、窒化物としてＴｉＮ。For the sample preparation process, industrial raw materials (purity of 99% or more) are used.
TiC as carbide and TiN as nitride.
酸化物としてＡｌ２Ｏ３，有機系金属石けんとしてオク
チル酸Ｎ ｉ ｆ用いる。有機系金属石けん液のひとつ
であるオクチル酸Ｎｌ液に、第１表に示す組成Ａ−Ｄの
粉末をそれぞれ投入し、超音波により２時間混合する。Al2O3 is used as the oxide, and Nif octylate is used as the organic metal soap. Powders having compositions A to D shown in Table 1 were respectively added to an octylic acid Nl solution, which is one of organic metal soap solutions, and mixed by ultrasonic waves for 2 hours.
以 下 余 白
ここで組成Ａは、窒化物ＴｉＮと炭化物ＴｉＣとの混合
粉末２組成りは、炭化物ＴｉＣ１Ｃ酸化物Ａｌ２Ｏ３を
加えた混合粉末９組成Ｃは窒化物ＴｉＮのみの粉末、
Ａｆｌ成りは炭化物ＴｉＣのみの粉末である。そして組
成Ａ−Ｄをオクチル酸Ｎｉ液に投入すると、図に示すよ
うに組成Ａ−Ｄからなる粉末 １の周囲をオクチル酸
Ｎｉ液等の有機系金属石けん液２が取囲む状態となる。Below Margin Here, composition A is a mixed powder of nitride TiN and carbide TiC.2 Composition is a mixed powder containing carbide TiC1C oxide Al2O3.9 Composition C is a powder containing only nitride TiN.
The Afl composition is a powder containing only carbide TiC. When the compositions A-D are added to the Ni octylate solution, the powder 1 made of the compositions A-D is surrounded by an organic metal soap solution 2 such as the Ni octylate solution, as shown in the figure.
混合後その混合物に第２表に示す処理を行い、５Ｑφ×
１０７１ｎｎに成型し、Ａｒ雰囲気中１６００Ｃ〜１８
００Ｃで焼成する。このようにして得られた磁器素体を
それぞれ用い、第３表に示す各緒特性を調べる。After mixing, the mixture was subjected to the treatments shown in Table 2, and 5Qφ×
Molded to 1071nn and heated at 1600C to 18mm in Ar atmosphere.
Fire at 00C. Using each of the porcelain bodies thus obtained, the characteristics shown in Table 3 were examined.
第２表
第３表
寸だ、第４表の試料１８〜５ａは第１表の各組成Ａ−Ｄ
’ｉ有機系金属石けん液のオクチル酸Ｎｌ液につけずに
、第２表に示す処理を試料１〜５と同様に行った結果得
られた試料である。そして試料６は、従来の製造方法に
よるもので、第１表の組成りに金属Ｎｉ粉粉末全２量量
係添加たものである。Table 2, Table 3, Table 3. Samples 18 to 5a in Table 4 are each composition A-D in Table 1.
'i This is a sample obtained as a result of performing the treatments shown in Table 2 in the same manner as Samples 1 to 5 without applying the octylic acid Nl solution of the organic metal soap solution. Sample 6 was produced by a conventional manufacturing method, and had the composition shown in Table 1 with two amounts of metallic Ni powder added.
第４表
第３表、第４表かられかるように、従来の製造方法によ
る窒化物、炭化物系のセラミックは、試料６のようにボ
アが非常に多い。まだ有機系金属石けん液につけずに、
第２表の処理を行った試料１ａ〜５ｄはボアが非常に多
いほか、機械的強度である抗折力も試料６より低い。と
ころが本実施例の製造方法による試料１〜５はチッピン
グ発生率。Table 4 As can be seen from Tables 3 and 4, nitride- and carbide-based ceramics manufactured using conventional methods have a large number of bores, as in Sample 6. Don't put it in the organic metal soap solution yet.
Samples 1a to 5d subjected to the treatments shown in Table 2 have a large number of bores and also have lower transverse rupture strength than sample 6, which is mechanical strength. However, samples 1 to 5 manufactured by the manufacturing method of this example had a low chipping incidence.
ボア数が非常に低く、抗折力も従来の製造方法による試
料６より高いことがわかる。寸だ焼成温度も低いという
特性が得られている。It can be seen that the bore number is very low and the transverse rupture strength is also higher than that of Sample 6 produced by the conventional manufacturing method. It has the characteristic of having a very low firing temperature.
なお、本実施例では有機系金属石けんとしてオクチル酸
Ｎｉｉ用いだが、ナフテン酸系、オレイン酸系等を金属
成分としてＣｏ 、Ｆｅ 、Ａ Ｉ等を用いた有機系金
属石けんを用いても同等の結果が得られる。丑だ本実施
例では炭化物、窒化物としてＴｉＣ，Ｔｉ１ｑｉ用いた
が、ＷＣ−、Ｚ ｒ Ｃ、ＢＮ 、 Ｓ ｉ Ｃ。In this example, octylic acid Nii was used as the organic metal soap, but the same results could be obtained by using an organic metal soap containing naphthenic acid, oleic acid, etc. as a metal component such as Co, Fe, AI, etc. is obtained. In this example, TiC and Ti1qi were used as carbides and nitrides, but WC-, ZrC, BN, and SiC were also used.
Ｓ ｉ Ｎ等を用いても同等の結果が得られる。Equivalent results can be obtained using S i N or the like.
発明の効果
以上のように本発明は、窒化物丑たは炭化物の１種−１
：だは両者の混合粉末あるいはその粉末に酸化物粉末を
加えた混合粉末を、有機系金属石けん液につけ、その後
熱処理、真空処理、または両者の併用処理を行うことに
より、チッピング発生率およびボア数が少なく、シかも
機械的強度が太きい、非常に安定した窒化物、炭化物系
セラミックを製造することができる。Effects of the Invention As described above, the present invention provides one type of nitride or carbide-1.
: By soaking a mixed powder of the two or a mixed powder of the two powders with an oxide powder in an organic metal soap solution, and then performing heat treatment, vacuum treatment, or a combination of both, the chipping incidence and bore number can be reduced. It is possible to produce extremely stable nitride- and carbide-based ceramics with low carbon and high mechanical strength.
図は窒化物、炭化物丑たはそれに酸化物を加、えた粉末
を、有機系金属石けん液に投入した状、１２！を示す断
面図である。
１・−・粉末、２−・・・・・有機系金属石けん液。
代理人の氏名弁理士 中 尾 敏 男 ほか１名）べ
／１The figure shows a state in which nitride, carbide, or oxide powder is added to an organic metal soap solution.12! FIG. 1.--Powder, 2-..Organic metal soap liquid. Name of agent: Patent attorney Toshio Nakao and 1 other person) Be/1
Claims (2)
処理または熱処理と真空処理の併用処理し、前記粉末の
表面に金属成分層を形成させ、その後前記粉末全成型し
焼成すること全特徴とする窒化物、炭化物系セラミック
の製造方法。(1) To form a metal component layer on the surface of the powder by vacuum treatment or a combination of heat treatment and vacuum treatment with one or both of the nitrides and carbides, the entire powder is then molded and fired. Characteristic manufacturing method of nitride and carbide ceramics.
化物の混合粉末を焼結助成剤としての金属成分を含有す
る有機系金属石けん液につけ、その後前記粉末を熱処理
、真空処理または、熱処理と真空処理の併用処理し、前
記粉末の表面に金属成分層を形成させ、その後前記粉末
全成型し焼成すること全特徴とする窒化物、炭化物系セ
ラミックの製造方法。(2) A mixed powder of one or both of nitrides, carbides, and oxides is soaked in an organic metal soap solution containing a metal component as a sintering aid, and then the powder is heat treated, vacuum treated, or heat treated. 1. A method for producing nitride- and carbide-based ceramics, comprising: forming a metal component layer on the surface of the powder by a combination of vacuum treatment and vacuum treatment, and then molding and firing the entire powder.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP57137640A JPS5926972A (en) | 1982-08-06 | 1982-08-06 | Manufacture of nitride carbide ceramic |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP57137640A JPS5926972A (en) | 1982-08-06 | 1982-08-06 | Manufacture of nitride carbide ceramic |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS5926972A true JPS5926972A (en) | 1984-02-13 |
| JPS6125675B2 JPS6125675B2 (en) | 1986-06-17 |
Family
ID=15203363
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP57137640A Granted JPS5926972A (en) | 1982-08-06 | 1982-08-06 | Manufacture of nitride carbide ceramic |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS5926972A (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS6469563A (en) * | 1987-09-08 | 1989-03-15 | Kobe Steel Ltd | Al2o3 group ceramic material and production thereof |
| US6315228B1 (en) | 1990-07-08 | 2001-11-13 | Shimano Inc. | Baitcasting reel |
Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5659674A (en) * | 1980-07-25 | 1981-05-23 | Tokyo Shibaura Electric Co | Silicon nitride refractory sintered body |
| JPS5771868A (en) * | 1980-10-22 | 1982-05-04 | Hitachi Chemical Co Ltd | Manufacture of silicon carbide powder clad with aluminum fine powder |
| JPS57160970A (en) * | 1981-03-27 | 1982-10-04 | Omori Mamoru | Silicon carbide sintered formed body and manufacture |
-
1982
- 1982-08-06 JP JP57137640A patent/JPS5926972A/en active Granted
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5659674A (en) * | 1980-07-25 | 1981-05-23 | Tokyo Shibaura Electric Co | Silicon nitride refractory sintered body |
| JPS5771868A (en) * | 1980-10-22 | 1982-05-04 | Hitachi Chemical Co Ltd | Manufacture of silicon carbide powder clad with aluminum fine powder |
| JPS57160970A (en) * | 1981-03-27 | 1982-10-04 | Omori Mamoru | Silicon carbide sintered formed body and manufacture |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS6469563A (en) * | 1987-09-08 | 1989-03-15 | Kobe Steel Ltd | Al2o3 group ceramic material and production thereof |
| US6315228B1 (en) | 1990-07-08 | 2001-11-13 | Shimano Inc. | Baitcasting reel |
Also Published As
| Publication number | Publication date |
|---|---|
| JPS6125675B2 (en) | 1986-06-17 |
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