JP2000256813A - Personal ornament - Google Patents
Personal ornamentInfo
- Publication number
- JP2000256813A JP2000256813A JP11058745A JP5874599A JP2000256813A JP 2000256813 A JP2000256813 A JP 2000256813A JP 11058745 A JP11058745 A JP 11058745A JP 5874599 A JP5874599 A JP 5874599A JP 2000256813 A JP2000256813 A JP 2000256813A
- Authority
- JP
- Japan
- Prior art keywords
- amorphous
- accessory
- metal
- alloy
- elements selected
- 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
Abstract
Description
【０００１】[0001]
【発明の属する技術分野】本発明は、ボタン、スライド
ファスナー、キーホルダー、イヤリング、ネクタイピ
ン、ブローチ、ペンダンドなど各種装身具および装身具
の構成部品に関する。BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to various accessories such as buttons, slide fasteners, key chains, earrings, tie pins, brooches, and pendants, and to components of the accessories.
【０００２】[0002]
【従来の技術】従来、金属を構成部品として用いた装身
具としては、例えばスライドファスナーの場合、丹銅な
どの銅合金、ＪＩＳ５０５６などのアルミニウム合金な
どが用いられている。これらの合金は非磁性ではあるも
のの、例えば装身具として衣類等に組込んだ場合、最終
検査として検針器にかけた場合に、導電率が高いため、
渦磁界が生じやすく、これに起因して、検針器が誤動作
をして無用な探針作業をする場合がある。2. Description of the Related Art Conventionally, as an accessory using metal as a component, for example, in the case of a slide fastener, a copper alloy such as a copper alloy, an aluminum alloy such as a JIS 5056, and the like are used. Although these alloys are non-magnetic, for example, when incorporated into clothing or the like as accessories, when subjected to a needle detector as the final inspection, since the conductivity is high,
An eddy magnetic field is likely to be generated, which may cause the needle detector to malfunction and perform unnecessary probe work.
【０００３】また、金属であるため鋳造により作製した
場合は、表面が粗面になり易く、表面研摩等の仕上げ工
程が必要になるという問題を有している。[0003] In addition, since it is a metal, if it is produced by casting, the surface tends to be rough and a finishing step such as surface polishing is required.
【０００４】[0004]
【発明が解決しようとする課題】本発明は、検針器に誤
動作を生じさせにくく、かつ鋳造によって作製した場合
でも表面平滑性を十分備えた装身具を提供することを目
的とする。SUMMARY OF THE INVENTION It is an object of the present invention to provide an accessory which hardly causes a malfunction of a needle detector and has sufficient surface smoothness even when manufactured by casting.
【０００５】[0005]
【課題を解決するための手段】本発明は、磁化が１２０
ｍｅｎｕ／ｇ以下で、導電率が２０ＩＡＣＳ以下である
非晶質金属をもって構成したことを特徴とする装身具で
ある。なお、ここでいう非晶質合金とは非晶質相を有す
る合金の意である。SUMMARY OF THE INVENTION According to the present invention, the magnetization is 120
The accessory is characterized by comprising an amorphous metal having a menu / g or less and a conductivity of 20 IACS or less. Here, the amorphous alloy means an alloy having an amorphous phase.
【０００６】このように磁化も導電率も低い金属を装身
具あるいは装身具の構成部品として用いることにより、
検針器に誤動作を生じさせない装身具が可能となり、検
査工程を大幅に短縮することができる。磁化が１２０ｍ
ｅｎｕ／ｇ以下とすることは、検針器を動作させないた
めの必要条件であるが、より好ましくは１００ｍｅｎｕ
／ｇ以下が望ましい。また、導電率２０ＩＡＣＳ以下と
することは測定により発生する渦磁界を生じにくくさせ
るための必要要件である。[0006] By using a metal having low magnetization and low conductivity as a jewelry or a component of the jewelry,
An accessory that does not cause a malfunction of the needle detector can be provided, and the inspection process can be significantly reduced. Magnetization is 120m
Although it is a necessary condition for not operating the meter reader, it is set to be not more than 100 menu / g.
/ G or less is desirable. Further, setting the conductivity to 20 IACS or less is a necessary condition for making it difficult to generate an eddy magnetic field generated by the measurement.
【０００７】また、鋳造した場合でも、鋳型の成形キャ
ビティの表面形状及び寸法に忠実な表面形態のものを提
供でき、表面平滑性も十分に備えたものが提供できる。
また、非晶質合金であることにより、耐食性及び強度的
にも優れた装身具が提供できる。Further, even in the case of casting, it is possible to provide a mold having a surface form that is faithful to the surface shape and dimensions of the mold cavity of the mold and to provide a mold having sufficient surface smoothness.
Further, by using an amorphous alloy, it is possible to provide an ornament which is excellent in corrosion resistance and strength.
【０００８】かかる条件に適した金属としては、一般
式：ＸｂａｌＭａ（ただし、Ｘ：Ｚｒ、Ｔｉから選ばれ
る１種または２種の元素、Ｍ：Ｆｅ、Ｃｏ、Ｎｉ、Ｃ
ｕ、Ｍｎ、Ｎｂから選ばれる１種または２種以上の元素
であり、ａは原子パーセントで２０≦ａ≦５０）、ある
いは一般式：ＸｂａｌＭａＱｂ（ただし、Ｘ、Ｍ、ａは
上記と同じ、Ｑ：Ａｌ、Ｓｎから選ばれる１種または２
種の元素であり、ｂは原子パーセントで０＜ｂ≦３０）
で示される少なくとも体積率で５０％以上の非晶質相を
有する（好ましくは非晶質単相である）非晶質合金が挙
げられる。The metal suitable for such a condition is represented by the general formula: XbalMa (X: one or two elements selected from Zr and Ti, M: Fe, Co, Ni, C
u is an element selected from the group consisting of u, Mn, and Nb, and a is 20 ≦ a ≦ 50 in atomic percent, or XbalMaQb (where X, M, and a are the same as those described above) : One or two selected from Al and Sn
B is an atomic percent and 0 <b ≦ 30)
And an amorphous alloy having an amorphous phase of at least 50% by volume (preferably an amorphous single phase).
【０００９】又、他の金属としては、一般式：Ａｂａｌ
Ｚｃ（ただし、Ａ：Ｐｄ、Ｐｔから選ばれる１種または
２種の元素、Ｚ：Ｓｉ、Ｐ、Ｂから選ばれる１種または
２種以上の元素、ｃは原子パーセントで１０≦ｃ≦３
０）、あるいは一般式：ＡｂａｌＺｃＴｄ（ただし、
Ａ：Ｐｄ、Ｐｔから選ばれる１種または２種の元素、
Ｚ：Ｓｉ、Ｐ、Ｂから選ばれる１種または２種以上の元
素、Ｔ：Ｎｉ、Ｃｕ、Ｃｏから選ばれる１種または２種
以上の元素、ｃ、ｄは原子パーセントで１０≦ｃ≦３
０、０＜ｄ≦３０）で示される少なくとも体積率で５０
％以上の非晶質相を有する非晶質合金が挙げられる。The other metal is represented by the general formula: Abal
Zc (A: one or two or more elements selected from Pd and Pt; Z: one or two or more elements selected from Si, P and B; c is 10 ≦ c ≦ 3 in atomic percent)
0) or the general formula: AbalZcTd (provided that
A: one or two elements selected from Pd and Pt;
Z: one or more elements selected from Si, P, B; T: one or more elements selected from Ni, Cu, Co, and c and d are 10 ≦ c ≦ 3 in atomic percent.
0, 0 <d ≦ 30) and at least 50 by volume.
% Of an amorphous phase.
【００１０】これらの非晶質合金は過冷却液体領域を有
する合金であって、過冷却液体の温度幅が３０Ｋ以上で
ある。[0010] These amorphous alloys are alloys having a supercooled liquid region, and the temperature range of the supercooled liquid is 30K or more.
【００１１】かかる合金において、ａ、ｂ、ｃ、ｄの原
子パーセントを上述のように限定したのはその限定範囲
から外れると非晶質化し難くなるとともに、本発明の装
身具としての目的を達成しなくなるためである。In such an alloy, the atomic percentages of a, b, c, and d are limited as described above. If the atomic percentages are out of the limited range, it becomes difficult to become amorphous, and the object as the accessory of the present invention is achieved. It is because it disappears.
【００１２】Ｍ元素はＸ元素と共存することにより、ア
モルファス形成能を向上させるとともに、結晶化温度を
上昇させ、硬度、強度を向上させる。また、Ａ元素とＺ
元素はアモルファス形成能が大きい元素であり、Ｔ元素
はこれらの元素と共存することによりアモルファス相を
安定化させる効果がある。The element M coexists with the element X to improve the ability to form an amorphous phase, increase the crystallization temperature, and improve the hardness and strength. In addition, element A and Z
The element is an element having a large amorphous forming ability, and the T element has an effect of stabilizing an amorphous phase by coexisting with these elements.
【００１３】Ｑ元素は上記Ｍ、Ｘ元素と共存することに
より、アモルファス相を安定化させるとともに、過冷却
液体領域の温度幅を拡大し、加工性を向上させる。When the element Q coexists with the elements M and X, it stabilizes the amorphous phase, increases the temperature range of the supercooled liquid region, and improves workability.
【００１４】過冷却液体領域とは、ガラス遷移温度（Ｔ
ｇ）と結晶化温度（Ｔｘ）との間にできる温度領域であ
り、過冷却液体領域の温度幅とは、これらの間の温度幅
（△Ｔ）を示す。ガラス遷移温度（Ｔｇ）と結晶化温度
（Ｔｘ）との取り方は、合金の示差走査熱量分析曲線上
での吸熱反応が起こる部分でその曲線の立ち上がり部
と、基線の外挿が交わる点での温度をガラス遷移温度
（Ｔｇ）とし、逆に発熱反応が起こる部分で同様にして
得られた温度を結晶化温度（Ｔｘ）としている。The supercooled liquid region is defined as a glass transition temperature (T
g) and the crystallization temperature (Tx), and the temperature range of the supercooled liquid region indicates the temperature range (ΔT) between them. How to determine the glass transition temperature (Tg) and the crystallization temperature (Tx) depends on the point where the endothermic reaction occurs on the differential scanning calorimetry curve of the alloy at the intersection of the rising part of the curve and the extrapolation of the baseline. Is the glass transition temperature (Tg), and the temperature similarly obtained at the portion where the exothermic reaction occurs is the crystallization temperature (Tx).
【００１５】本発明において、過冷却液体領域の温度幅
が広いことにより、非晶質相が安定であり、製造、加工
においても非晶質化しやすいとともに、非晶質相を維持
しやすいなどの有用性を有する。In the present invention, since the temperature range of the supercooled liquid region is wide, the amorphous phase is stable, and it is easy to be made amorphous during production and processing, and it is easy to maintain the amorphous phase. Has utility.
【００１６】本発明においては、これらの点を考慮し
て、少なくとも過冷却液体領域の温度幅が３０Ｋである
とした。また、組織的には残部としてＺｒを含む合金に
おいては、過冷却液体領域の温度幅が６０Ｋ以上とな
り、より有効である（例 Ｚｒ−Ｍ、Ｚｒ−Ｍ−Ｑ、Ｚ
ｒ−Ｔｉ−Ｍ、Ｚｒ−Ｔｉ−Ｍ−Ｑ）。In the present invention, in consideration of these points, the temperature range of at least the supercooled liquid region is set to 30K. In addition, in an alloy containing Zr as the balance, the temperature width of the supercooled liquid region is 60 K or more, which is more effective (eg, Zr-M, Zr-MQ, Zr).
r-Ti-M, Zr-Ti-MQ).
【００１７】[0017]
【発明の実施の形態】実施例、比較例に基づいて本発明
を具体的に説明する。DESCRIPTION OF THE PREFERRED EMBODIMENTS The present invention will be specifically described based on examples and comparative examples.
【００１８】表１には、実施例、比較例の合金組成並び
にその磁化、導電率を示す。Table 1 shows the alloy compositions of Examples and Comparative Examples, as well as their magnetization and electrical conductivity.
【００１９】[0019]
【表１】 [Table 1]
【００２０】上記表１に示す組成の合金の溶湯より後述
するように鋳造品を作製した。得られた鋳造品につい
て、磁化及び導電率を測定した。測定した結果は表１に
示すとおりであり、本発明の実施例においては、磁化が
１０８ｍｅｎｕ／ｇ以下、導電率が３ＩＡＣＳ以下と優
れた特性を示すことが分かる。なお、実施例合金は全て
非晶質単相の非晶質合金である。A cast product was prepared from a molten alloy having the composition shown in Table 1 as described below. The magnetization and the electrical conductivity of the obtained cast product were measured. The measurement results are as shown in Table 1, and it can be seen that the examples of the present invention exhibit excellent properties such as a magnetization of 108 menu / g or less and a conductivity of 3 IACS or less. The alloys of the examples are all amorphous single-phase amorphous alloys.
【００２１】図１に実施例１の合金についての磁化曲線
を示す。図１の磁化曲線は、実施例１の試料を交番力磁
力計（ＡＧＦＭ）を用いて測定した結果であり、前記試
料１０〜２０ｍｇを電磁石の磁界中に配し電磁石より１
８ｋＯｅの磁界を発生させ、これを変化させることによ
り試料の磁化を測定した。本試料においては１８ｋＯｅ
の強い磁界でも、磁化が１２．３ｍｅｍｕ／ｇと極めて
小さいことが分かる。なお、上記表１の他の実施例につ
いても表１の結果と同様であった。FIG. 1 shows a magnetization curve for the alloy of Example 1. The magnetization curve in FIG. 1 is the result of measuring the sample of Example 1 using an alternating magnetometer (AGFM), and placing 10 to 20 mg of the sample in the magnetic field of an electromagnet,
A magnetic field of 8 kOe was generated, and the magnetization was measured by changing the magnetic field. 18 kOe in this sample
It can be seen that the magnetization is extremely small at 12.3 memu / g even with a strong magnetic field. The results of the other examples in Table 1 were the same as those in Table 1.
【００２２】次に鋳造品の製造例について述べる。図２
において１は金型であり、該金型１は成形キャビティ２
を有し、上部には注湯口３がある。その上部には合金溶
湯４を収容する容器５があり、その容器５の周囲には誘
導コイルなどの加熱手段６があり、また下部には溶湯の
出口である細孔７がある。図３は別のタイプの金型１´
であり、成形キャビティ２´は注湯口３´から水平方向
に延びている。図３では加熱手段は省略してある。本発
明ではこのような装置を用いて鋳造品を作製する。Next, an example of manufacturing a cast product will be described. FIG.
1 is a mold, and the mold 1 is a molding cavity 2
And a pouring opening 3 is provided at the upper part. At the upper part, there is a container 5 for accommodating the molten alloy 4, around the container 5 there is a heating means 6 such as an induction coil, and at the lower part there is a pore 7, which is the outlet of the molten metal. FIG. 3 shows another type of mold 1 '.
The molding cavity 2 'extends horizontally from the pouring port 3'. In FIG. 3, the heating means is omitted. In the present invention, a casting is manufactured using such an apparatus.
【００２３】図４〜７は、鋳造された本発明装身具の例
を示す。図４はスライドファスナー用スライダーと引手
であり、図５は４つ穴を有する糸縫いボタンであり、図
６は下面にボタン取付穴を有する糸縫いボタンであり、
図７は装飾を施したペンダントの構成部品である。いず
れも金型の形状を変更することによって凹凸模様等の装
飾部を任意に形成することができる。4 to 7 show examples of the accessory of the present invention which is cast. 4 shows a slider and a puller for a slide fastener, FIG. 5 shows a thread sewing button having four holes, and FIG. 6 shows a thread sewing button having a button mounting hole on the lower surface.
FIG. 7 shows the components of the decorated pendant. In any case, by changing the shape of the mold, a decorative portion such as an uneven pattern can be arbitrarily formed.
【００２４】[0024]
【発明の効果】本発明によれば、検針器の誤動作を生じ
させにくい装身具が得られる。そして特定の非晶質合金
を用いることにより、さらに鋳造により作製した場合で
も表面平滑性を十分備えた装身具が得られる。また、耐
食性および強度的にも優れたものである。According to the present invention, there can be obtained an accessory which is less likely to cause malfunction of the meter reader. By using a specific amorphous alloy, an accessory having a sufficient surface smoothness can be obtained even when it is produced by casting. Further, it is also excellent in corrosion resistance and strength.
【図１】本発明の実施例合金の磁化曲線を示すグラフで
ある。FIG. 1 is a graph showing a magnetization curve of an alloy according to an embodiment of the present invention.
【図２】本発明の実施に用いる鋳造装置の一例の説明図
である。FIG. 2 is an explanatory view of an example of a casting apparatus used for carrying out the present invention.
【図３】本発明の実施に用いる鋳造装置の他の例の説明
図である。FIG. 3 is an explanatory view of another example of a casting apparatus used for carrying out the present invention.
【図４】本発明の装身具の一例のスライドファスナー用
スライダーと引手の斜視図である。FIG. 4 is a perspective view of a slider for a slide fastener and a pull as an example of the accessory of the present invention.
【図５】本発明の装身具の一例の四つ穴糸縫いボタンの
斜視図である。FIG. 5 is a perspective view of a four-hole thread sewing button as an example of the accessory of the present invention.
【図６】本発明の装身具の一例の糸縫いボタンの一部切
断斜視図である。FIG. 6 is a partially cutaway perspective view of a thread sewing button of an example of the accessory of the present invention.
【図７】本発明の装身具の一例のペンダントの一例を示
す正面図である。FIG. 7 is a front view showing an example of a pendant as an example of the accessory of the present invention.
Claims (6)
率が２０ＩＡＣＳ以下である非晶質金属をもって構成し
たことを特徴とする装身具。1. An accessory comprising an amorphous metal having a magnetization of 120 memu / g or less and a conductivity of 20 IACS or less.
し、Ｘ：Ｚｒ、Ｔｉから選ばれる１種または２種の元
素、Ｍ：Ｆｅ、Ｃｏ、Ｎｉ、Ｃｕ、Ｍｎ、Ｎｂから選ば
れる１種または２種以上の元素であり、ａは原子パーセ
ントで２０≦ａ≦５０）で示される非晶質合金である請
求項１記載の装身具。2. The method according to claim 1, wherein the metal is represented by the general formula: XbalMa (X: one or two elements selected from Zr and Ti, M: one selected from the group consisting of Fe, Co, Ni, Cu, Mn, and Nb) 2. The accessory according to claim 1, wherein the accessory is at least two elements, and a is an amorphous alloy represented by an atomic percentage of 20 ≦ a ≦ 50).
だし、Ｘ：Ｚｒ、Ｔｉから選ばれる１種または２種の元
素、Ｍ：Ｆｅ、Ｃｏ、Ｎｉ、Ｃｕ、Ｍｎ、Ｎｂから選ば
れる１種または２種以上の元素、Ｑ：Ａｌ、Ｓｎから選
ばれる１種または２種の元素であり、ａ、ｂは原子パー
セントで２０≦ａ≦５０、０＜ｂ≦３０）で示される少
なくとも体積率で５０％以上非晶質相を有する非晶質合
金である請求項１記載の装身具。3. The method according to claim 1, wherein the metal is a compound represented by the general formula: XbalMaQb (X: one or two elements selected from Zr and Ti, M: one selected from the group consisting of Fe, Co, Ni, Cu, Mn, and Nb) Two or more elements, Q: one or two elements selected from Al and Sn, wherein a and b are at least volume ratios represented by 20% a ≦ 50 and 0 <b ≦ 30 in atomic percent) 2. The accessory according to claim 1, wherein the accessory is an amorphous alloy having an amorphous phase of 50% or more.
Ａ：Ｐｄ、Ｐｔから選ばれる１種または２種の元素、
Ｚ：Ｓｉ、Ｐ、Ｂから選ばれる１種または２種以上の元
素、ｃは原子パーセントで１０≦ｃ≦３０）で示される
少なくとも体積率で５０％以上の非晶質相を有する非晶
質合金である請求項１記載の装身具。4. The method according to claim 1, wherein the metal has the general formula: AbalZc (provided that
A: one or two elements selected from Pd and Pt;
Z: one or two or more elements selected from Si, P, and B, and c is an amorphous material having an amorphous phase of at least 50% by volume by volume expressed by 10 ≦ c ≦ 30 in atomic percent. The accessory according to claim 1, which is an alloy.
し、Ａ：Ｐｄ、Ｐｔから選ばれる１種または２種の元
素、Ｚ：Ｓｉ、Ｐ、Ｂから選ばれる１種または２種以上
の元素、Ｔ：Ｎｉ、Ｃｕ、Ｃｏから選ばれる１種または
２種以上の元素、ｃ、ｄは原子パーセントで１０≦ｃ≦
３０、０＜ｄ≦３０）で示される少なくとも体積率で５
０％以上の非晶質相を有する非晶質合金である請求項１
記載の装身具。5. A method according to claim 1, wherein the metal is represented by the general formula: AbalZcTd (where A: one or two elements selected from Pd and Pt, Z: one or more elements selected from Si, P and B; : One or more elements selected from Ni, Cu, Co, and c and d are 10 ≦ c ≦ in atomic percent.
30, 0 <d ≦ 30) and at least 5 by volume ratio
2. An amorphous alloy having 0% or more of an amorphous phase.
Jewelry described.
金であって、過冷却液体の温度幅が３０Ｋ以上である請
求項２または請求項３記載の装身具。6. The accessory according to claim 2, wherein the amorphous alloy is an alloy having a supercooled liquid region, and the temperature range of the supercooled liquid is 30K or more.
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Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP1354974A1 (en) * | 2002-03-25 | 2003-10-22 | YKK Corporation | Non-magnetic stainless steel, slide fastener and buttons suitable for use with needle detector |
| JP2009215610A (en) * | 2008-03-11 | 2009-09-24 | Tohoku Univ | High-ductility metal glass alloy |
| WO2012083044A1 (en) * | 2010-12-15 | 2012-06-21 | California Institute Of Technology | Ni and cu free pd-based metallic glasses |
| US8911568B2 (en) | 2007-07-12 | 2014-12-16 | California Institute Of Technology | Ni and cu free Pd-based metallic glasses |
| US9290829B2 (en) | 2005-06-30 | 2016-03-22 | National University Of Singapore | Alloys, bulk metallic glass, and methods of forming the same |
-
1999
- 1999-03-05 JP JP11058745A patent/JP2000256813A/en active Pending
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP1354974A1 (en) * | 2002-03-25 | 2003-10-22 | YKK Corporation | Non-magnetic stainless steel, slide fastener and buttons suitable for use with needle detector |
| US9290829B2 (en) | 2005-06-30 | 2016-03-22 | National University Of Singapore | Alloys, bulk metallic glass, and methods of forming the same |
| US8911568B2 (en) | 2007-07-12 | 2014-12-16 | California Institute Of Technology | Ni and cu free Pd-based metallic glasses |
| JP2009215610A (en) * | 2008-03-11 | 2009-09-24 | Tohoku Univ | High-ductility metal glass alloy |
| WO2012083044A1 (en) * | 2010-12-15 | 2012-06-21 | California Institute Of Technology | Ni and cu free pd-based metallic glasses |
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