JP2002363716A - Aluminum alloy material - Google Patents
Aluminum alloy materialInfo
- Publication number
- JP2002363716A JP2002363716A JP2001172905A JP2001172905A JP2002363716A JP 2002363716 A JP2002363716 A JP 2002363716A JP 2001172905 A JP2001172905 A JP 2001172905A JP 2001172905 A JP2001172905 A JP 2001172905A JP 2002363716 A JP2002363716 A JP 2002363716A
- Authority
- JP
- Japan
- Prior art keywords
- aluminum alloy
- alloy material
- carbon nanofiber
- carbon
- carbon nanofibers
- 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
Landscapes
- Carbon And Carbon Compounds (AREA)
- Manufacture Of Alloys Or Alloy Compounds (AREA)
- Chemical Or Physical Treatment Of Fibers (AREA)
Abstract
Description
【０００１】[0001]
【発明が属する技術分野】本発明は、カーボンナノ繊維
をＳｉ，Ｍｇ，又はＭｎと化合させ、これをアルミニウ
ム合金材の一成分として含有させているアルミニウム合
金材に関する。BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to an aluminum alloy material in which carbon nanofibers are combined with Si, Mg, or Mn and contained as one component of the aluminum alloy material.
【０００２】[0002]
【従来の技術】アルミニウム合金材（以下、アルミ合金
材と称す）は熱伝導度が良好であり、加工性に優れてい
ることから、建築用部材に加えて、車両用の部品にも多
用されている。しかし、車両について言えば、アルミ合
金材がエンジンブロックやピストン等に用いられるが、
これは車両の軽量化による燃費改善を主目的とするもの
である。2. Description of the Related Art Aluminum alloy materials (hereinafter referred to as aluminum alloy materials) have good thermal conductivity and are excellent in workability, so they are frequently used in vehicle parts in addition to building parts. ing. However, when it comes to vehicles, aluminum alloy materials are used for engine blocks and pistons.
The main purpose is to improve fuel efficiency by reducing the weight of the vehicle.
【０００３】前述した如く、アルミ合金材は熱伝導性に
優れていることから、たとえば、エンジンブロックにア
ルミ合金材を用いると、放熱効果が高く、高負荷時のエ
ンジンの高温化を抑制するのに有効であるとの期待がか
けられる。As described above, aluminum alloy materials have excellent thermal conductivity. For example, when an aluminum alloy material is used for an engine block, the heat dissipation effect is high, and the engine is prevented from becoming hot at high load. Is expected to be effective.
【０００４】しかし、現実には、これらの部品に期待さ
れる放熱効果を充分に満たすアルミ合金材が提供されて
いないことから、アルミ合金材の車両への普及は遅れて
いる。However, in practice, aluminum alloy materials that sufficiently satisfy the heat radiation effect expected of these components have not been provided, and thus the spread of aluminum alloy materials to vehicles has been delayed.
【０００５】[0005]
【発明が解決しようとする課題】それ故に、本発明は、
熱伝導率を改善し、加えて機械的強度を向上させたアル
ミ合金材を提供し、車両分野を含めた多分野へのアルミ
合金材の利用を促進させることを解決すべき課題とす
る。SUMMARY OF THE INVENTION Therefore, the present invention
An object of the present invention is to provide an aluminum alloy material having improved thermal conductivity and improved mechanical strength, and to promote the use of the aluminum alloy material in various fields including the vehicle field.
【０００６】[0006]
【課題を解決するための手段】本発明は、前述した課題
を解決するために、基本的にはアルミ合金材の成分を構
成する、Ｓｉ，Ｍｇ，Ｍｎの少なくとも一成分をカーボ
ンナノ繊維と化合させた形で含有させる手段を用いる。According to the present invention, in order to solve the above-mentioned problems, at least one of Si, Mg and Mn, which basically constitutes a component of an aluminum alloy material, is combined with carbon nanofibers. Means for inclusion in the form in which it is contained is used.
【０００７】好ましくは、このアルミ合金材は押出成形
用として用いられる。Ａｌ材に含有される、Ｓｉ，Ｍ
ｇ，或いはＭｎは全てカーボンナノ繊維との化合物とす
ることはなく、Ａｌ材に単独の形で含有させる量を含ん
でいても良い。Preferably, this aluminum alloy material is used for extrusion molding. Si, M contained in Al material
All of g or Mn is not a compound with carbon nanofibers, and may include the amount contained in the Al material in a single form.
【０００８】カーボンナノ繊維は、次の方法により生成
される。セラミックス基板を０．２Torrの真空容器内に
配し、６００℃に容器内を加熱してメタンガスを容器内
に供給する。容器内でメタンガスの炭素原子を分離し
て、分離した炭素原子が基板上で再結合しながら、カー
ボンナノ繊維を生成する。生成されたカーボンナノ繊維
は、平均直径が１００万分の１mm、平均長さが５０μm
のものである。[0008] Carbon nanofibers are produced by the following method. The ceramic substrate is placed in a 0.2 Torr vacuum vessel, and the vessel is heated to 600 ° C. to supply methane gas into the vessel. The carbon atoms of the methane gas are separated in the container, and the separated carbon atoms recombine on the substrate to generate carbon nanofibers. The resulting carbon nanofiber has an average diameter of 1 / 100,000 mm and an average length of 50 μm
belongs to.
【０００９】カーボンナノ繊維とＳｉとの化合は、基板
上での炭素原子の再結合時にその表面にＳｉを供給する
ことで行ってもよく、又、１００℃以上の温度条件下で
カーボンナノ繊維にＳｉを結合させても良い。The combination of carbon nanofibers and Si may be performed by supplying Si to the surface of the carbon nanofibers at the time of recombining carbon atoms on the substrate, or at a temperature of 100 ° C. or more. May be bonded to Si.
【００１０】カーボンナノ繊維とＭｇとの化合は、高温
条件下で直接化合させ、カーボンナノ繊維の表面にＭｎ
3Ｃの化合物を作ることで成される。勿論、一つのカー
ボンナノ繊維に、Ｓｉ，Ｍｇ，Ｍｎの二種以上を化合さ
せても良い。又、カーボンナノ繊維は中空のカーボンナ
ノチューブでも良い。[0010] The compound of carbon nanofiber and Mg is directly compounded under high temperature conditions, and Mn is added to the surface of the carbon nanofiber.
This is done by making a 3C compound. Of course, two or more of Si, Mg, and Mn may be combined into one carbon nanofiber. Further, the carbon nanofibers may be hollow carbon nanotubes.
【００１１】[0011]
【発明の実施の形態】以下に本発明の実施例を記載す
る。Embodiments of the present invention will be described below.
【００１２】[0012]
【実施例】［実施例１］Ｍｇ ０．７、Ｓｉ ０．４、残
Ａｌからなるアルミ合金材（JIS 6063）の製造に際し、
Ｍｇを高温条件下カーボンナノ繊維と化合させた形でＡ
ｌ材に含有させた。カーボンナノ繊維は、メタンガスを
用いた前述したＣＶＤ方による化学的気相成長法により
生成した。カーボンナノ繊維の含有量は０．８Vol％で
ある。このようにして作られたアルミ合金材は３１５w/
m・kの熱伝導率を示し、引っ張り強度２７５MPa（但し
Ｔ６処理）を示した。尚、成分を示す数字はＪＩＳ規格
による標準質量％を示す。[Example 1] In the production of an aluminum alloy material (JIS 6063) consisting of Mg 0.7, Si 0.4 and residual Al,
A in the form of Mg compounded with carbon nanofibers at high temperature
1 material. The carbon nanofibers were produced by the above-described chemical vapor deposition method using CVD using methane gas. The content of the carbon nanofiber is 0.8 Vol%. The aluminum alloy material made in this way is 315w /
It showed a thermal conductivity of m · k and a tensile strength of 275 MPa (T6 treatment). The numbers indicating the components indicate standard mass% according to JIS standards.
【００１３】［実施例２］Ｓｉ １２．０、Ｃｕ ０．
９、Ｍｇ １．０、Ｍｉ ０．９、残Ａｌからなるアルミ
合金材（JIS 4032）の製造に際し、実施例１と同じ手法
によりカーボンナノ繊維を生成する際、Ｓｉを０．８Vo
l％以下のこのカーボンナノ繊維に化合させ、炭化ケイ
素とさせ、炭化ケイ素中のＳｉとＳｉ単独の量が１２．
０Vol％となるようＡｌ材に含有させた。このようにし
て作られたアルミ合金材は３２０w/m・kの熱伝導率を示
し、引っ張り強度４０５MPa（但しＴ６処理）を示し
た。尚、成分を示す数字はＪＩＳ規格による標準質量％
を示す。カーボンナノ繊維の含有量を０．５Vol％以下
とした。[Example 2] Si 12.0, Cu 0.
In producing an aluminum alloy material (JIS 4032) comprising 9, Mg 1.0, Mi 0.9 and residual Al, when producing carbon nanofibers by the same method as in Example 1, Si was added at 0.8Vo.
1% or less of this carbon nanofiber is compounded into silicon carbide, and the amount of Si and Si alone in silicon carbide is 12.
The Al material was contained so as to be 0 Vol%. The aluminum alloy material thus produced exhibited a thermal conductivity of 320 w / m · k and a tensile strength of 405 MPa (T6 treatment). The numbers indicating the components are standard mass% according to JIS standards.
Is shown. The content of the carbon nanofiber was set to 0.5 Vol% or less.
【００１４】［実施例３］Ｚｎ ４．５、Ｍｇ １．５、
Ｍｎ ０．５、残Ａｌからなるアルミ合金材（JIS7N01）
の製造に際し、実施例１と同じ手法によるカーボンナノ
繊維を用意した。Ｍｎをカーボンナノ繊維に化合させ、
Ｍｎ3Ｃの形で０．５Vol％のＭｎをＡｌ材に含有させ
た。カーボンナノ繊維の含有量を０．８Vol％以下とし
た。このようにして作られたアルミ合金材は３１５w/m
・kの熱伝導率を示し、引っ張り強度３９５MPa（但しＴ
６処理）を示した。Example 3 Zn 4.5, Mg 1.5,
Aluminum alloy material consisting of Mn 0.5 and remaining Al (JIS7N01)
At the time of manufacturing, carbon nanofibers were prepared in the same manner as in Example 1. Mn is combined with carbon nanofibers,
0.5 Vol% Mn in the form of Mn 3 C was contained in the Al material. The content of the carbon nanofiber was set to 0.8 Vol% or less. The aluminum alloy material made in this way is 315w / m
・ It shows the thermal conductivity of k and the tensile strength is 395MPa (T
6 treatments).
【００１５】［実施例４］前述したＣＶＤ法により、
０．６〜１．８nmの平均直径、５０μmの平均長さのカ
ーボンナノチューブを作成した。このカーボンナノチュ
ーブを、Ｚｎ ５．６、Ｍｇ ２．５、Ｃｕ １．６、Ｃ
ｒ ０．３、残Ａｌ（成分を示す数値はVol％）のアルミ
合金材（JIS 7075）のビレット製造に際し、アルミ合金
の溶融液中に０．５Vol％混入させた。カーボンナノチ
ューブを混入したビレットを通常の手法により押出成形
したが、カーボンナノチューブは組成成分との炭化物を
作り、その表面からの剥離は見られなかった。[Embodiment 4] By the above-mentioned CVD method,
Carbon nanotubes having an average diameter of 0.6 to 1.8 nm and an average length of 50 μm were prepared. This carbon nanotube was converted to Zn 5.6, Mg 2.5, Cu 1.6, C
In producing a billet of an aluminum alloy material (JIS 7075) with r 0.3 and the remaining Al (the numerical value indicating the component is Vol%), 0.5 Vol% was mixed into the molten liquid of the aluminum alloy. The billet mixed with the carbon nanotube was extruded by a usual method, but the carbon nanotube formed a carbide with the composition component, and no peeling from the surface was observed.
【００１６】［実施例５］前述した手法により作られた
カーボンナノ繊維の表面にＡｌ材との濡れ性を向上させ
るケイ素被膜を施した。押出ダイスの下流側に、このケ
イ素被膜を施したカーボンナノ繊維を高圧で噴出するノ
ズルを配した。JIS 6063アルミ合金材の押し出しに際
し、ダイスを出た押出型材（その表面は半ば溶融状態）
の表面にケイ素被膜を施したカーボンナノ繊維を吹き付
け溶浸（cm2当たり０．５gf）させた。このようにして
得られた押出型材は、放熱・吸熱効果が高いことからラ
ジエータに適し、又、自己潤滑性に優れていることから
ＡＴのハウジングや摺動部材に適することが確認され
た。Example 5 A surface of a carbon nanofiber produced by the above-described method was coated with a silicon film for improving wettability with an Al material. Downstream of the extrusion die, a nozzle for ejecting the carbon nanofiber coated with the silicon film at a high pressure was arranged. Extruded die material that has exited the die when extruding JIS 6063 aluminum alloy material (the surface is in a partially molten state)
Was sprayed and infiltrated (0.5 gf per cm 2 ) with a carbon nanofiber coated with a silicon film on the surface of the sample. It was confirmed that the extrusion material thus obtained was suitable for a radiator because of its high heat radiation and heat absorption effects, and was suitable for an AT housing and a sliding member because of its excellent self-lubricating properties.
【００１７】以上から明らかなように、カーボンナノ繊
維を含有したアルミ合金材は、熱伝導率、引っ張り強度
に改善が見られ、又、摺動部の自己潤滑特性が良好であ
ることが分かった。As is apparent from the above, it was found that the aluminum alloy material containing carbon nanofibers had improved thermal conductivity and tensile strength, and also had good self-lubricating properties of the sliding portion. .
───────────────────────────────────────────────────── フロントページの続き (51)Int.Cl.7 識別記号 ＦＩ テーマコート゛(参考） Ｄ０６Ｍ 101:40 Ｆターム(参考） 4G046 CA00 CA02 CC03 CC06 4K020 AA04 AC01 BA01 BB02 BC01 4L031 AA27 AB01 BA04 BA19 CB13 DA21 ──────────────────────────────────────────────────続 き Continued on the front page (51) Int.Cl. 7 Identification symbol FI Theme coat ゛ (Reference) D06M 101: 40 F term (Reference) 4G046 CA00 CA02 CC03 CC06 4K020 AA04 AC01 BA01 BB02 BC01 4L031 AA27 AB01 BA04 BA19 CB13 DA21
Claims (5)
いて、該Ｓｉがカーボンナノ繊維に化合していることを
特徴とするアルミニウム合金材。1. An aluminum alloy material containing Si, wherein the Si is combined with carbon nanofibers.
いて、Ｍｇがカーボンナノ繊維に化合していることを特
徴とするアルミニウム合金材。2. An aluminum alloy material containing Mg, wherein Mg is combined with carbon nanofibers.
する請求項１に記載のアルミニウム合金材。3. The aluminum alloy material according to claim 1, which contains Mn combined with carbon nanofibers.
記載のアルミニウム合金材。4. The aluminum alloy material according to claim 1, which is for extrusion processing.
融アルミニウム合金材内に混入し、混練した後ビレット
とし、該ビレットを押出成形して得られたアルミニウム
合金材の押出型材。5. An extruded aluminum alloy material obtained by mixing carbon nanofibers into a molten aluminum alloy material of 0.1 to 5 vol%, kneading the resulting material, and extruding the billet.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2001172905A JP2002363716A (en) | 2001-06-07 | 2001-06-07 | Aluminum alloy material |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2001172905A JP2002363716A (en) | 2001-06-07 | 2001-06-07 | Aluminum alloy material |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JP2002363716A true JP2002363716A (en) | 2002-12-18 |
Family
ID=19014458
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP2001172905A Pending JP2002363716A (en) | 2001-06-07 | 2001-06-07 | Aluminum alloy material |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JP2002363716A (en) |
Cited By (12)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2004285400A (en) * | 2003-03-20 | 2004-10-14 | Nissin Kogyo Co Ltd | Mounting member for vehicle |
| JP2005083430A (en) * | 2003-09-05 | 2005-03-31 | Usui Kokusai Sangyo Kaisha Ltd | Fluid type fan coupling device |
| WO2006051782A1 (en) * | 2004-11-09 | 2006-05-18 | Shimane Prefectural Government | Metal base carbon fiber composite material and method for production thereof |
| WO2006064970A1 (en) * | 2004-12-17 | 2006-06-22 | Toyota Jidosha Kabushiki Kaisha | Cylindrical carbon structure and process for producing the same, and gas storing material, composite material and method for strengthening the same, sliding material, field emission, surface analyzer, and coating material |
| JP2008156676A (en) * | 2006-12-21 | 2008-07-10 | Nissin Kogyo Co Ltd | Carbon fiber composite metallic material and its production method |
| JP2008196053A (en) * | 2008-02-15 | 2008-08-28 | Nissin Kogyo Co Ltd | Carbon fiber-compounded metallic material, method for producing the same, carbon fiber-compounded nonmetallic material, and method for producing the same |
| WO2008139943A1 (en) * | 2007-04-27 | 2008-11-20 | Nissei Plastic Industrial Co., Ltd. | Method of manufacturing metal-carbon nanocomposite material |
| US8053506B2 (en) | 2003-07-23 | 2011-11-08 | Nissin Kogyo Co., Ltd. | Carbon fiber composite material and method of producing the same, formed product of carbon fiber composite and method of producing the same, carbon fiber-metal composite material and method of producing the same, and formed product of carbon fiber-metal composite and method of producing the same |
| KR101082388B1 (en) | 2009-09-08 | 2011-11-11 | 주식회사 엑사이엔씨 | Method for manufacturing chassis and chassis manufactured by the method |
| KR101114628B1 (en) | 2009-02-16 | 2012-03-05 | 주식회사 대유신소재 | Method for increasing electroconductivity of aluminum using carbon material |
| KR101225925B1 (en) | 2005-05-27 | 2013-01-24 | 고쿠리츠다이가쿠호진 나가오카기쥬츠가가쿠다이가쿠 | Process for manufacturing a nanocarbon-metal composite material |
| US8377547B2 (en) | 2004-07-16 | 2013-02-19 | Nissin Kogyo Co., Ltd. | Carbon fiber-metal composite material and method of producing the same |
-
2001
- 2001-06-07 JP JP2001172905A patent/JP2002363716A/en active Pending
Cited By (15)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2004285400A (en) * | 2003-03-20 | 2004-10-14 | Nissin Kogyo Co Ltd | Mounting member for vehicle |
| US8053506B2 (en) | 2003-07-23 | 2011-11-08 | Nissin Kogyo Co., Ltd. | Carbon fiber composite material and method of producing the same, formed product of carbon fiber composite and method of producing the same, carbon fiber-metal composite material and method of producing the same, and formed product of carbon fiber-metal composite and method of producing the same |
| JP2005083430A (en) * | 2003-09-05 | 2005-03-31 | Usui Kokusai Sangyo Kaisha Ltd | Fluid type fan coupling device |
| US8377547B2 (en) | 2004-07-16 | 2013-02-19 | Nissin Kogyo Co., Ltd. | Carbon fiber-metal composite material and method of producing the same |
| WO2006051782A1 (en) * | 2004-11-09 | 2006-05-18 | Shimane Prefectural Government | Metal base carbon fiber composite material and method for production thereof |
| JP2012149350A (en) * | 2004-11-09 | 2012-08-09 | Shimane Prefecture | Method for producing metal-based carbon fiber composite material |
| WO2006064970A1 (en) * | 2004-12-17 | 2006-06-22 | Toyota Jidosha Kabushiki Kaisha | Cylindrical carbon structure and process for producing the same, and gas storing material, composite material and method for strengthening the same, sliding material, field emission, surface analyzer, and coating material |
| KR101225925B1 (en) | 2005-05-27 | 2013-01-24 | 고쿠리츠다이가쿠호진 나가오카기쥬츠가가쿠다이가쿠 | Process for manufacturing a nanocarbon-metal composite material |
| JP4512583B2 (en) * | 2006-12-21 | 2010-07-28 | 日信工業株式会社 | Method for producing carbon fiber composite metal material |
| JP2008156676A (en) * | 2006-12-21 | 2008-07-10 | Nissin Kogyo Co Ltd | Carbon fiber composite metallic material and its production method |
| WO2008139943A1 (en) * | 2007-04-27 | 2008-11-20 | Nissei Plastic Industrial Co., Ltd. | Method of manufacturing metal-carbon nanocomposite material |
| JP4669014B2 (en) * | 2008-02-15 | 2011-04-13 | 日信工業株式会社 | Method for producing carbon fiber composite metal material |
| JP2008196053A (en) * | 2008-02-15 | 2008-08-28 | Nissin Kogyo Co Ltd | Carbon fiber-compounded metallic material, method for producing the same, carbon fiber-compounded nonmetallic material, and method for producing the same |
| KR101114628B1 (en) | 2009-02-16 | 2012-03-05 | 주식회사 대유신소재 | Method for increasing electroconductivity of aluminum using carbon material |
| KR101082388B1 (en) | 2009-09-08 | 2011-11-11 | 주식회사 엑사이엔씨 | Method for manufacturing chassis and chassis manufactured by the method |
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