JPS589976A - Golden color case for wristwatch - Google Patents

Golden color case for wristwatch

Info

Publication number
JPS589976A
JPS589976A JP10866081A JP10866081A JPS589976A JP S589976 A JPS589976 A JP S589976A JP 10866081 A JP10866081 A JP 10866081A JP 10866081 A JP10866081 A JP 10866081A JP S589976 A JPS589976 A JP S589976A
Authority
JP
Japan
Prior art keywords
gold
wristwatch
case
golden color
film
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
Application number
JP10866081A
Other languages
Japanese (ja)
Inventor
Kiyoyuki Arai
荒井 清行
Masayoshi Aoki
青木 正吉
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Seiko Instruments Inc
Original Assignee
Daini Seikosha Co Ltd
Seiko Instruments and Electronics Ltd
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by Daini Seikosha Co Ltd, Seiko Instruments and Electronics Ltd filed Critical Daini Seikosha Co Ltd
Priority to JP10866081A priority Critical patent/JPS589976A/en
Publication of JPS589976A publication Critical patent/JPS589976A/en
Pending legal-status Critical Current

Links

Classifications

    • C—CHEMISTRY; METALLURGY
    • C23—COATING METALLIC MATERIAL; COATING MATERIAL WITH METALLIC MATERIAL; CHEMICAL SURFACE TREATMENT; DIFFUSION TREATMENT OF METALLIC MATERIAL; COATING BY VACUUM EVAPORATION, BY SPUTTERING, BY ION IMPLANTATION OR BY CHEMICAL VAPOUR DEPOSITION, IN GENERAL; INHIBITING CORROSION OF METALLIC MATERIAL OR INCRUSTATION IN GENERAL
    • C23C—COATING METALLIC MATERIAL; COATING MATERIAL WITH METALLIC MATERIAL; SURFACE TREATMENT OF METALLIC MATERIAL BY DIFFUSION INTO THE SURFACE, BY CHEMICAL CONVERSION OR SUBSTITUTION; COATING BY VACUUM EVAPORATION, BY SPUTTERING, BY ION IMPLANTATION OR BY CHEMICAL VAPOUR DEPOSITION, IN GENERAL
    • C23C14/00—Coating by vacuum evaporation, by sputtering or by ion implantation of the coating forming material
    • C23C14/02—Pretreatment of the material to be coated
    • C23C14/024—Deposition of sublayers, e.g. to promote adhesion of the coating
    • C23C14/025—Metallic sublayers

Landscapes

  • Chemical & Material Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Engineering & Computer Science (AREA)
  • Materials Engineering (AREA)
  • Mechanical Engineering (AREA)
  • Metallurgy (AREA)
  • Organic Chemistry (AREA)
  • Physical Vapour Deposition (AREA)
  • Other Surface Treatments For Metallic Materials (AREA)

Abstract

PURPOSE:To provide an inexpensive golden color case for wristwatch of improved resistance to scratching, abrasion and corrosion by carrying out flash plating of gold on the surface of the case then forming a thin film of silicon oxide by a PVD method after vapor deposition of a thin metallic chromium layer thereon. CONSTITUTION:Flash plating of gold of about <=1mu is carried out on the surface of a blank material for wristwatch cases. After a thin intermediate film of metallic chromium is vapor deposited thereon in order to improve adhesive strength, an inorg. transparent film of silicon oxide is formed to about 1-5mu thicknesses by a PVD technique. Said inorg. transparent film has no moisture permeability, has high hardness and is highly resistant to corrosion, scratching and abrasion. Therefore, the economical and inexpensive golden color case which is unaffected by fluctuations in prices of gold is obtained.

Description

【発明の詳細な説明】 本発明は、無機質透明被膜(s 4 o、膜等)Kよ)
表面を被覆した金色腕時計側に―すゐものである。
[Detailed Description of the Invention] The present invention provides an inorganic transparent coating (S 4 O, film, etc.)
It's a nice thing to see on the gold-colored wristwatch whose surface is coated.

従来の金色腕時計aa、ケース表面に金tug前後メッ
キ氾理しているため、大変高@1に4のとなる。一方、
ケース表面にチタンナイトライド処理をしたもの、アル
マイトで金色管だしたものもあるが、金にはほど遠い色
調となp質感を落としてしまう、そこで、ケース表面に
金の7ツツシ為メツキをしてその上に無機質透明被膜を
形成することで質感の高い安@壜金色腕時計を供給する
ことを恵いり(が、密着性が十分でない。
The conventional gold watch AA has a lot of gold plating on the front and back of the case surface, so it is very expensive @1 to 4. on the other hand,
There are cases where the surface of the case is treated with titanium nitride, and there are cases where the tube is anodized to give it a golden color, but the color tone is far from gold and the quality is poor, so the surface of the case is plated with gold. By forming an inorganic transparent film on top of it, we were able to provide a cheap gold-bottomed wristwatch with a high quality texture (however, the adhesion was not sufficient).

本発明は上記の欠点を除去し、密着性の高い無機質透明
被膜を形成し、従来の金メツキケースの外観に匹敵する
安価な金色腕時計側を供給するものである。
The present invention eliminates the above-mentioned drawbacks, forms an inorganic transparent coating with high adhesion, and provides an inexpensive gold-colored wristwatch whose appearance is comparable to that of conventional gold-plated cases.

以下本発@について詳細な説Ij!をする。Below is a detailed theory about the original @! do.

まず、黄銅、洋白等の金属材料よ〉従来の加工法を用い
てケースta造する6次に、従来は下地ニッケルメッキ
の上に金の厚メッキをしているがζζでa、i p以下
の金のフラツシエメツ*tmこす、そしてその上に無機
質の透明被膜91〜5Pの厚さで形成するが、金に対し
・B (O,等の被膜の密着性が十分とはい見ないため
、密着性金高めるため金属クロムの被膜な中間層として
形成する。金属クロム層は、厚す「ると金属色を呈し金
色とはならない、を大金属色を呈さないまでも淡い茶色
の色調が出て金には纜と遠い色調となる。
First, the case is made from metal materials such as brass and nickel silver using conventional processing methods.Next, conventionally, thick gold plating is applied on the base nickel plating, but in ζζ a, i p Rub the following gold flat sheet *tm, and form an inorganic transparent film 91-5P on it, but since the adhesion of the film such as B (O, etc.) to gold is not considered to be sufficient, It is formed as an intermediate layer of metallic chromium to increase adhesion to gold.As the metallic chromium layer becomes thicker, it takes on a metallic color but does not become golden. The color is far from pure gold.

一方薄すぎると密着性を十分高めることが出来ない、従
って金属夕p五層は1着性を保ち、金の色調の変化が感
じられない11度の厚みとす為ことが好ましく、真空蒸
着等のアマフ技術によ)形成することになる。そしてそ
の上に前記した無機質透明被膜1rvn技術によ)形成
する。その無機質透明被膜は、透湿性がなく、硬度−高
(、耐食性、耐擦傷性、耐摩耗性の優れている。尚、金
属タ四ム層と無機質透明被膜拡別々の工程で処理しても
よいが、金属クーム層を長い間大気に放置すると表面が
変化するため、同一の装置内で連続して金属り闘五層と
無機質透明被膜管形成することが望ましい。
On the other hand, if it is too thin, it will not be possible to sufficiently increase the adhesion. Therefore, it is preferable that the five metal layers maintain their adhesion and have a thickness of 11 degrees so that no change in gold color is felt. Vacuum deposition, etc. (using the Amaf technique). Then, the inorganic transparent coating described above is formed thereon (by the 1rvn technique). The inorganic transparent coating has no moisture permeability, high hardness (high hardness), excellent corrosion resistance, scratch resistance, and abrasion resistance. However, if the metal comb layer is left in the atmosphere for a long time, the surface will change, so it is desirable to form the metal comb layer and the inorganic transparent coating tube in succession in the same apparatus.

本発明の一例としてはケース素材上に先ずニッケルメッ
キ層と次いで、金の7ツツシ工メツΦ層を湿式メッキに
よシ形成して後金風タロム層tmし、然る後無機質透明
被膜を771技術によWJ形成する。尚、湿式メッキ層
tPVD技術に置自か見ることも可能である。
As an example of the present invention, first a nickel plating layer is formed on the case material, then a gold Φ layer is formed by wet plating, followed by a gold-like tarom layer tm, and then an inorganic transparent film is applied. WJ is formed using technology. Incidentally, it is also possible to use the wet plating layer tPVD technology.

以上述べたように、本発明によれば従来の金メツキケー
スの質感を落とさすに、耐擦傷1、耐摩耗性、耐食性の
優れた、金価格の変動に左右され亀い経済的、安@な金
色ケースを供給することが出来る。iIらに、本発明は
金色ケースにとど★もず、文字板、バンドtはじめとし
た多くの外装部品に適用可能である。
As described above, the present invention has excellent scratch resistance, abrasion resistance, and corrosion resistance, and is economical and inexpensive even though it has the texture of a conventional gold-plated case. We can supply gold cases. In addition, the present invention is applicable not only to the golden case but also to many exterior parts such as the dial and the band.

以上 出願人 株式金社第二精工舎 代運人 弁理士最上  務that's all Applicant: Kinsha Daini Seikosha Co., Ltd. Agent: Patent Attorney Mogami

Claims (1)

【特許請求の範囲】[Claims] 側表面に金の7ラツシエメツキを施こしたうえKl’V
D技術によ)酸化ケイ素膜を形成する際、それらの間に
、龜わめて薄i金属り−ム蒸着中間層を有していること
t4I黴とした無機質透明被覆金色腕時計側。
The side surface is decorated with gold 7-lattice plating and Kl'V
When forming a silicon oxide film (by D technology), there is a very thin metal layer deposited intermediate layer between them.
JP10866081A 1981-07-10 1981-07-10 Golden color case for wristwatch Pending JPS589976A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP10866081A JPS589976A (en) 1981-07-10 1981-07-10 Golden color case for wristwatch

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP10866081A JPS589976A (en) 1981-07-10 1981-07-10 Golden color case for wristwatch

Publications (1)

Publication Number Publication Date
JPS589976A true JPS589976A (en) 1983-01-20

Family

ID=14490436

Family Applications (1)

Application Number Title Priority Date Filing Date
JP10866081A Pending JPS589976A (en) 1981-07-10 1981-07-10 Golden color case for wristwatch

Country Status (1)

Country Link
JP (1) JPS589976A (en)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS63213655A (en) * 1987-02-27 1988-09-06 Nippon Dento Kogyo Kk Personal ornaments
US4911810A (en) * 1988-06-21 1990-03-27 Brown University Modular sputtering apparatus

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS63213655A (en) * 1987-02-27 1988-09-06 Nippon Dento Kogyo Kk Personal ornaments
US4911810A (en) * 1988-06-21 1990-03-27 Brown University Modular sputtering apparatus

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