JPH02154063A - Coloring by noble metal salt - Google Patents

Coloring by noble metal salt

Info

Publication number
JPH02154063A
JPH02154063A JP30209488A JP30209488A JPH02154063A JP H02154063 A JPH02154063 A JP H02154063A JP 30209488 A JP30209488 A JP 30209488A JP 30209488 A JP30209488 A JP 30209488A JP H02154063 A JPH02154063 A JP H02154063A
Authority
JP
Japan
Prior art keywords
noble metal
metal salt
treated
color
heat
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
JP30209488A
Other languages
Japanese (ja)
Inventor
Yukimichi Nakao
幸道 中尾
Kyoji Kaeriyama
帰山 享二
Aizo Yamauchi
山内 愛造
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.)
National Institute of Advanced Industrial Science and Technology AIST
Original Assignee
Agency of Industrial Science and Technology
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 Agency of Industrial Science and Technology filed Critical Agency of Industrial Science and Technology
Priority to JP30209488A priority Critical patent/JPH02154063A/en
Publication of JPH02154063A publication Critical patent/JPH02154063A/en
Pending legal-status Critical Current

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  • Chemical Or Physical Treatment Of Fibers (AREA)
  • Decoration Of Textiles (AREA)

Abstract

PURPOSE:To carry out coloring having excellent wear resistance and falling resistance and high value added free from change of color and fading by treating the surface of silk fiber, etc., with an aqueous solution of a noble metal and heat-treating the surface wholly or according to a given pattern to seal the noble metal to the surface. CONSTITUTION:The solid surface of silk fiber, cellulose fiber, etc., is treated with an aqueous solution of a noble metal comprising a water-soluble noble metal salt such as chloroauric acid, sodium chloroaurate, silver nitrate, palladium chloride, chloroplatinic acid or sodium chlororhodic acid and then the surface is heat-treated. In the operation, only part of a desired pattern shape is heat- treated according to the desired pattern shape and the novel metal salt left on the unheat-treated part is removed.

Description

【発明の詳細な説明】 〔産業上の利用分野〕 本発明は、貴金属塩水溶液処理および加熱処理を利用し
た、固体表面を着色するのに有用な方法に関するもので
ある。
DETAILED DESCRIPTION OF THE INVENTION [Industrial Application Field] The present invention relates to a method useful for coloring a solid surface using noble metal salt aqueous solution treatment and heat treatment.

〔従来の技術〕[Conventional technology]

があり、たとえば、第一錫塩で還元して得られる金の微
粒子はrカシウスの#Jと呼ばれ、陶磁器やガラスの着
色に利用されている。
For example, fine gold particles obtained by reduction with stannous salts are called Cassius #J and are used to color ceramics and glass.

発明者らは先に、金微粒子を水の中に一様に分散させた
金ヒドロシルを用い、これに含まれる金コロイドを吸着
させることにより絹布などの繊維成形物を紫系統の色に
染色する方法を見出している(特開昭62−29958
7号公報)。
The inventors first used gold hydrosil, in which fine gold particles were uniformly dispersed in water, to dye fiber molded products such as silk cloth in a purple color by adsorbing the gold colloid contained in this gold hydrosil. found a method (Japanese Patent Application Laid-Open No. 62-29958
Publication No. 7).

〔発明が解決しようとする課題〕[Problem to be solved by the invention]

しかし、この方法では、金コロイドの吸着量が増加する
につれて全微粒子間の凝集がひどくなり、その結果、濃
い色にはならず黒味のかかった冴えない色となる。また
、目的物の表面にのみ金微粒子が分布しているので、特
に湿潤状態では摩擦により脱落し易い6 さらに、この
方法では、特定のパターンに従って着色することが難し
い1本発明は、4色にすることが難しく、また摩擦堅ろ
う度に劣るという従来法の欠点を解決し、貴金属を用い
一定のパターン形成が容易な新しい着色方法を提供する
ものである。
However, in this method, as the amount of adsorbed gold colloid increases, the aggregation among all the fine particles becomes severe, and as a result, the color does not become deep, but becomes a dull color with a blackish tint. In addition, since the gold particles are distributed only on the surface of the object, they are likely to fall off due to friction, especially in wet conditions.6 Furthermore, with this method, it is difficult to color according to a specific pattern1. The present invention solves the drawbacks of the conventional method of being difficult to color and having poor friction fastness, and provides a new coloring method that uses precious metals and makes it easy to form a certain pattern.

〔課題を解決するための手段〕[Means to solve the problem]

本発明者らは、責合m3用い、濃色に着色することがで
き、しかも摩擦に対する堅ろう度の優れた着色方法を求
めて鋭意研究を重ねた結果、固体表面に付与された貴金
属塩が、加熱により貴金属微粒子に変換されて発色する
ことと見出し、本発明をなすに至った。
The inventors of the present invention have conducted extensive research in search of a coloring method that can be colored in a deep color using 300g m3 and has excellent fastness against friction.As a result, the noble metal salt applied to the solid surface is It was discovered that when heated, it is converted into noble metal fine particles and develops color, and the present invention was completed.

すなわち、本発明は、固体表面を責合民塩水溶液で処理
した後、加熱処理すること′5:特徴とする着色方法を
提供するものである。
That is, the present invention provides a coloring method characterized in that the solid surface is treated with an aqueous salt solution and then subjected to heat treatment.

本発明方法において用いられる貴金属塩としては、塩化
金酸、塩化金酸ナトリウム、硝酸銀、塩化パラジウム、
塩化白金酸、塩化ロジウム酸ナトリウムなどの水溶性貴
金属塩があげられる。
The noble metal salts used in the method of the present invention include chloroauric acid, sodium chloroaurate, silver nitrate, palladium chloride,
Examples include water-soluble noble metal salts such as chloroplatinic acid and sodium chloride rhodate.

本発明を実施するには、まず、固体物質を貴金属塩水溶
液に浸漬してその表面に貴金属塩を付与し、そのまま乾
燥するか、あるいは、水洗した後乾燥する。
To carry out the present invention, first, a solid substance is immersed in an aqueous solution of a noble metal salt to apply a noble metal salt to its surface, and then dried as is, or washed with water and then dried.

ここで論、シられる水溶液中の貴金属塩の濃度は。The concentration of the noble metal salt in the aqueous solution discussed here is:

1〜100 mmol/L浸漬時間は10秒〜10時間
の範囲の中で這ばれる。浸漬温度は0〜100°Cの範
囲で選ばれるが、通常は室温でよい、水溶液中の貴金属
塩の濃度が高いほど、浸漬温度が高いほど、また、浸漬
時間が長いほど固体表面に移る責合5塩の量が多くなり
、加熱処理した後の色が濃色になる。
The immersion time for 1 to 100 mmol/L is within the range of 10 seconds to 10 hours. The immersion temperature is selected within the range of 0 to 100°C, but room temperature is usually sufficient. The amount of salt increases and the color becomes darker after heat treatment.

固体物質をこのように貴金属塩水溶液中に浸漬した後、
アルカリ処理をしてもよい、アルカリ処理には、炭酸ナ
トリウムやアンモニアなどの弱アルカリ水溶液が用いら
れる。
After immersing the solid substance in the noble metal salt aqueous solution in this way,
Alkali treatment may be performed. For alkaline treatment, a weak alkaline aqueous solution such as sodium carbonate or ammonia is used.

貴金属塩を付与した固体物質の加熱処理は、恒温乾燥器
、ホットプレート、電子レンジ、サーマルヘッド、加熱
用ビームなどを用いて行う、加熱温度および加熱時間は
、貴金属塩の種類によって異なるが、通常、140’C
以上でしかも固体物質が変質しない範囲の組合せの中か
ら選ばれる。
Heat treatment of solid substances to which noble metal salts have been added is performed using a constant temperature dryer, hot plate, microwave oven, thermal head, heating beam, etc. The heating temperature and heating time vary depending on the type of noble metal salt, but usually , 140'C
The combination is selected from among the above combinations within a range in which the solid substance does not change in quality.

ある一定のパターンに従って着色させたいときは、固体
表面のその部分だけに高温の金属片などを押し当てるか
、あるいは、サーマルヘッドや各種の加熱用ビームを走
査させることによって加熱する。こうして、加熱された
部分の貴金属塩だけが貴金属微粒子に変換され、その結
果、固体表面が望むパターンに従って着色される。
If you want to color the solid surface according to a certain pattern, you can heat it by pressing a hot metal piece or the like against that part of the solid surface, or by scanning it with a thermal head or various heating beams. In this way, only the noble metal salt in the heated portion is converted into noble metal fine particles, so that the solid surface is colored according to the desired pattern.

このあと、適宜、非加熱部分に残された貴金属塩を、写
真用定着液などの中に浸漬することにより溶かし出して
除去してもよい。
Thereafter, the noble metal salt remaining in the non-heated portion may be dissolved and removed by immersion in a photographic fixer or the like, as appropriate.

加熱後の着色の色は、用いる貴金属塩の種類により異な
り、たとえば、金塩の場合は紫色系統の色、銀塩では黄
色系統の色、パラジウム塩、白金塩、ロジウム塩などで
は褐色系統の色となる。
The color after heating varies depending on the type of noble metal salt used; for example, gold salts are purple in color, silver salts are yellow in color, palladium salts, platinum salts, rhodium salts, etc. are brown in color. becomes.

本発明方法では、固体表面への貴金属塩の付与を、貴金
属塩水溶液中に浸漬する代わりに、貴金属塩を溶解した
糊を固体表面に塗布して行うこともできる。これによっ
ても、固体物質表面の特定の部分だけを着色したり模様
を描くことができる。
In the method of the present invention, the noble metal salt can be applied to the solid surface by applying a paste in which the noble metal salt is dissolved, instead of immersing the solid surface in an aqueous noble metal salt solution. This also makes it possible to color or draw a pattern on only a specific part of the surface of a solid material.

本発明方法により着色される固体物質としては、貴金属
塩水溶液中に浸漬することにより、その表実施例 次に、実施例により本発明をさらに詳しく説明する。
The solid material to be colored by the method of the present invention is prepared by immersing it in an aqueous solution of a noble metal salt.

実施例1 4 cmX 4 cmの白色平織り綿布(日本規格協会
、染色堅ろう度試験用添付白布)を、3−クロロ−2−
ヒドロキシプロピルトリメチルアンモニウムクロライド
および水酸化ナトリウムを用いて、加工技術、22巻3
号175頁記載の方法によりカチオン化処理した。この
綿布を、室温下で20鳳mol/lの塩化金酸ナトリウ
ム水溶液中に10分間浸漬した後水洗し、さらに、5%
の炭酸ナトリウム水溶液中に10分間浸漬し、水洗後乾
燥して黄色の綿布を得た。この綿布の半分の部分に、表
面温度が180°Cのアイロンを1分間押し当てて加熱
し1次に、写真用定着液(富士写真フィルム■製、フジ
フィックス)中に約10分間浸漬して、加熱しなかった
部分の金塩を溶かしだし、水洗し乾燥して、加熱した半
分が濃い紫色に着色し残りの部分が白色の綿布を得た。
Example 1 A 4 cm x 4 cm white plain-woven cotton cloth (Japanese Standards Association, attached white cloth for dyeing fastness test) was coated with 3-chloro-2-
Using hydroxypropyltrimethylammonium chloride and sodium hydroxide, Processing Technology, Vol. 22, 3.
Cationization treatment was carried out by the method described on page 175 of the issue. This cotton cloth was immersed in a 20 mol/l sodium chloraurate aqueous solution for 10 minutes at room temperature, washed with water, and then 5%
The cloth was immersed in an aqueous sodium carbonate solution for 10 minutes, washed with water, and dried to obtain a yellow cotton cloth. Half of this cotton cloth was heated by pressing an iron with a surface temperature of 180°C for 1 minute, and then immersed in a photographic fixer (manufactured by Fuji Photo Film ■, Fujifix) for about 10 minutes. The gold salt in the unheated part was dissolved, washed with water, and dried to obtain a cotton cloth in which the heated half was colored deep purple and the remaining part was white.

実施例2 直径7cmの1紙(東洋P紙■製、  No、2)を、
室温下で20 mmol/Iの硝酸銀水溶液に10分間
浸漬した後、水洗し乾燥した。この1紙の全面に、表面
温度が180℃のアイロンを1分間押し当てて加熱し、
黄色に着色した1紙を得た。
Example 2 A piece of paper (manufactured by Toyo P Paper ■, No. 2) with a diameter of 7 cm was
After being immersed in a 20 mmol/I silver nitrate aqueous solution for 10 minutes at room temperature, it was washed with water and dried. Heat an iron with a surface temperature of 180℃ for 1 minute on the entire surface of this piece of paper.
A piece of paper colored yellow was obtained.

実施例3 塩化パラジウムな20モル倍量のアンモニアと共に20
 ta+ol/Iの濃度で水に溶解し、これに直径7c
mのF紙(東洋r紙tm製、No、 2 >を、室温下
で10分間浸漬した。これを水洗し乾燥した後、表面温
度が180℃のアイロンを1分間押し当てて加熱し、褐
色に着色した1紙を得た。
Example 3 Palladium chloride with 20 molar amounts of ammonia
Dissolved in water at a concentration of ta+ol/I, and added a diameter 7c
F paper (manufactured by Toyo R Paper TM, No. 2) was immersed for 10 minutes at room temperature. After washing and drying it with water, it was heated by pressing an iron with a surface temperature of 180°C for 1 minute to make it brown. A piece of colored paper was obtained.

実施例4 硝酸銀と100倍重量のでんぷん糊(ヤマト■製。Example 4 Silver nitrate and 100 times the weight of starch glue (manufactured by Yamato ■).

ヤマト糊)に溶解して得た糊を用い、4cm×4C1u
の白色平織り綿布(日本規格協会、染色堅ろう度試験用
添付白布)に一定の模様を描いた。10分後によく水洗
して糊を除去し乾燥した0次に、この綿布3180°C
の恒温乾燥話中で1分間加熱し、黄色の模様のある白色
の綿布が得られた。
Using glue obtained by dissolving in Yamato glue), 4cm x 4C1u
A certain pattern was drawn on a white plain-woven cotton cloth (Japanese Standards Association, attached white cloth for dye fastness test). After 10 minutes, the cotton cloth was thoroughly washed with water to remove the glue and dried at 3180°C.
After heating for 1 minute in a constant temperature drying mode, a white cotton cloth with a yellow pattern was obtained.

〔発明の効果〕〔Effect of the invention〕

本発明方法により得られる着色した固体物質は、いずれ
も格調高い色を呈し、この色は摩擦によって脱落するこ
とがなく、長期間明所に放置しても変色や退色すること
がない、また、本発明方法によれば、部分的に加熱する
ことにより一定のパターンに従った着色ができる。しか
も、着色後の固体物質を用いた製品は、希少な貴金属を
用いて着色されたという価値が加わり、高級品のイメー
ジが付与される効果がある。
All of the colored solid substances obtained by the method of the present invention exhibit a high-quality color, and this color does not fall off due to friction, and does not discolor or fade even if left in a bright place for a long period of time. According to the method of the present invention, coloring according to a certain pattern can be achieved by heating the parts locally. Moreover, products using solid substances after coloring have the added value of being colored using rare precious metals, and have the effect of giving the product an image of a luxury product.

Claims (2)

【特許請求の範囲】[Claims] (1)固体表面を貴金属塩水溶液で処理した後、加熱し
て発色させることを特徴とする着色方法。
(1) A coloring method characterized by treating the solid surface with an aqueous noble metal salt solution and then heating it to develop color.
(2)固体表面を貴金属塩水溶液で処理した後、該表面
を一定のパターンに従つて加熱して発色させることを特
徴とするパターン形成方法。
(2) A pattern forming method characterized by treating a solid surface with an aqueous noble metal salt solution and then heating the surface according to a certain pattern to develop color.
JP30209488A 1988-11-29 1988-11-29 Coloring by noble metal salt Pending JPH02154063A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP30209488A JPH02154063A (en) 1988-11-29 1988-11-29 Coloring by noble metal salt

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP30209488A JPH02154063A (en) 1988-11-29 1988-11-29 Coloring by noble metal salt

Publications (1)

Publication Number Publication Date
JPH02154063A true JPH02154063A (en) 1990-06-13

Family

ID=17904855

Family Applications (1)

Application Number Title Priority Date Filing Date
JP30209488A Pending JPH02154063A (en) 1988-11-29 1988-11-29 Coloring by noble metal salt

Country Status (1)

Country Link
JP (1) JPH02154063A (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2010047866A (en) * 2008-08-21 2010-03-04 Yamanashi Prefecture Silver-dyeing method for animal fiber, method of silver-dyeing control using aqueous solution of 2-mercaptoethanesulfonic acid salt, and animal fiber applied with these methods

Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS4930038A (en) * 1972-07-18 1974-03-18
JPS5026729A (en) * 1973-07-11 1975-03-19
JPS51145438A (en) * 1975-03-01 1976-12-14 Shoei Chemical Ind Co Method of coating with metal
JPS5994676A (en) * 1982-11-20 1984-05-31 中越パルプ工業株式会社 Conductive cellulose material and production thereof

Patent Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS4930038A (en) * 1972-07-18 1974-03-18
JPS5026729A (en) * 1973-07-11 1975-03-19
JPS51145438A (en) * 1975-03-01 1976-12-14 Shoei Chemical Ind Co Method of coating with metal
JPS5994676A (en) * 1982-11-20 1984-05-31 中越パルプ工業株式会社 Conductive cellulose material and production thereof

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2010047866A (en) * 2008-08-21 2010-03-04 Yamanashi Prefecture Silver-dyeing method for animal fiber, method of silver-dyeing control using aqueous solution of 2-mercaptoethanesulfonic acid salt, and animal fiber applied with these methods

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