JP2670578B2 - How to prevent discoloration of silk - Google Patents
How to prevent discoloration of silkInfo
- Publication number
- JP2670578B2 JP2670578B2 JP15266988A JP15266988A JP2670578B2 JP 2670578 B2 JP2670578 B2 JP 2670578B2 JP 15266988 A JP15266988 A JP 15266988A JP 15266988 A JP15266988 A JP 15266988A JP 2670578 B2 JP2670578 B2 JP 2670578B2
- Authority
- JP
- Japan
- Prior art keywords
- silk
- methoxybenzophenone
- treated
- sulfonic acid
- hydroxy
- 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.)
- Expired - Lifetime
Links
Landscapes
- Chemical Or Physical Treatment Of Fibers (AREA)
- Treatments For Attaching Organic Compounds To Fibrous Goods (AREA)
Description
【発明の詳細な説明】 産業上の利用分野 本発明は、絹の変色防止方法に関する。TECHNICAL FIELD The present invention relates to a method for preventing discoloration of silk.
従来の技術とその問題点 絹及び絹製品を白生地のまま保存すると、時間の経過
とともに、太陽等の自然光、螢光灯等の人工光に含まれ
る紫外線によって、黄変が進行することは知られてい
る。Conventional technology and its problems It is known that when silk and silk products are stored as white fabric, yellowing progresses with the passage of time due to ultraviolet rays contained in natural light such as the sun and artificial light such as fluorescent lights. Has been.
従来、絹白生地の黄変を防止する方法としては、絹を
精錬して白生地とした後に、洗浄を繰り返して残留する
石鹸を除去する方法、グラフト反応を利用する方法等が
行なわれている。しかしながら、これらの方法では、絹
本来の風合が損われ、しかも黄変防止効果も充分ではな
い。Conventionally, as a method for preventing yellowing of a white silk fabric, after refining silk into a white fabric, a method of repeatedly washing to remove residual soap, a method of utilizing a graft reaction and the like have been performed. . However, with these methods, the original feeling of silk is impaired, and the effect of preventing yellowing is not sufficient.
また、紫外線吸収剤の応用も試みられているが、絹に
紫外線吸収剤を付着させても、洗濯等で容易に脱落する
ため、黄変防止効果は不充分である。Further, application of an ultraviolet absorber has been attempted, but even if the ultraviolet absorber is attached to silk, it easily falls off by washing and the like, so that the effect of preventing yellowing is insufficient.
問題点を解決するための手段 本発明者は、上記従来技術の問題点に鑑みて鋭意研究
を行なった。その結果、絹又は絹製品を、従来より紫外
線吸収剤として使用されている２−ヒドロキシ−４−メ
トキシベンゾフェノン−５−スルホン酸、次いで塩化第
２錫で処理する場合には、ａ）２−ヒドロキシ−４−メ
トキシベンゾフェノン−５−スルホン酸のスルホン酸基
（−SO3H）と絹中のポリペプチドのＮ末端或いはアミノ
基（NH2）とがイオン結合し、優れた変色防止効果が発
揮され、絹又は絹製品に優れた耐光性が付与されるこ
と、ｂ）塩化第２錫が、絹と２−ヒドロキシ−４−メト
キシベンゾフェノン−５−スルホン酸との固着を一層強
固なものとし、２−ヒドロキシ−４−メトキシベンゾフ
ェノン−５−スルホン酸の脱落を防止し、洗濯等を繰返
しても黄変防止効果が低下しないこと、並びに、ハ）塩
化第２錫で処理しなければ、２−ヒドロキシ−４−メト
キシベンゾフェノン−５−スルホン酸は水洗等によって
容易に脱等し、黄変防止効果は著るしく低下することを
見い出し、本発明を完成した。Means for Solving the Problems The present inventors have conducted diligent research in view of the problems of the above-mentioned conventional techniques. As a result, when the silk or the silk product is treated with 2-hydroxy-4-methoxybenzophenone-5-sulfonic acid, which is conventionally used as an ultraviolet absorber, and then stannic chloride, a) 2-hydroxy is used. 4-methoxybenzophenone-5-sulfonic acid of sulfonic acid (-SO 3 H) and N-terminal or amino groups of the polypeptide in silk (NH 2) and is ionically bonded, it is exhibited excellent discoloration prevention effect Excellent light resistance is imparted to silk or silk products, and b) stannic chloride further strengthens the bond between silk and 2-hydroxy-4-methoxybenzophenone-5-sulfonic acid. -Hydroxy-4-methoxybenzophenone-5-sulfonic acid is prevented from falling off, the yellowing prevention effect does not decrease even after repeated washing, and c) unless treated with stannic chloride, 2- Dorokishi-4-methoxybenzophenone-5-sulfonic acid readily removed such as by washing with water or the like, anti-yellowing effect is found to decrease Silurian properly, thereby completing the present invention.
即ち本発明は、絹又は絹製品を、２−ヒドロキシ−４
−メトキシベンゾフェノン−５−スルホン酸を含む溶液
で処理し、次いで塩化第２錫を含む溶液で処理すること
を特徴とする絹の変色防止方法に係る。That is, the present invention provides silk or silk products with 2-hydroxy-4.
A method for preventing discoloration of silk, which comprises treating with a solution containing -methoxybenzophenone-5-sulfonic acid and then with a solution containing stannic chloride.
本発明では、まず、絹又は絹製品を、２−ヒドロキシ
−４−メトキシベンゾフェノン−５−スルホンを有効成
分として含有する溶液（以下溶液Ａとする）で処理す
る。溶液Ａ中の有効成分化合物の濃度は特に制限されな
いが、絹又は絹製品に対して３〜５重量％程度の量が付
着し得る濃度、即ち0.5〜３重量％程度とすればよい。
有効成分化合物は、通常水に溶解して使用すればよい。
処理温度及び時間も特に制限されないが、通常温度は20
〜30℃程度、時間は１〜３時間程度とすればよい。処理
は、絹又は絹製品を溶液Ａに浸漬して行なえばよい。In the present invention, first, silk or a silk product is treated with a solution containing 2-hydroxy-4-methoxybenzophenone-5-sulfone as an active ingredient (hereinafter referred to as solution A). The concentration of the active ingredient compound in the solution A is not particularly limited, but may be set to a concentration at which an amount of about 3 to 5% by weight can be attached to silk or a silk product, that is, about 0.5 to 3% by weight.
The active ingredient compound may be usually dissolved in water before use.
The processing temperature and time are not particularly limited, but the normal temperature is 20
It may be about -30 ° C and the time may be about 1 to 3 hours. The treatment may be performed by immersing the silk or the silk product in the solution A.
次いで、上記の処理を施した絹又は絹製品を、塩化第
２錫を有効成分として含有する溶液（以下溶液Ｂとす
る）で処理する。溶液Ｂ中の有効成分化合物の濃度は特
に制限されないが、通常３〜５重量％程度とすればよ
い。有効成分化合物は、通常水に溶解して使用すればよ
い。処理温度及び時間も特に制限されないが、通常温度
は20〜30℃程度、時間は２〜３時間程度とすればよい。
処理は、絹又は絹製品を溶液Ｂに浸漬して行なえばよ
い。Next, the silk or silk product subjected to the above treatment is treated with a solution containing stannic chloride as an active ingredient (hereinafter referred to as solution B). The concentration of the active ingredient compound in the solution B is not particularly limited, but it may be usually about 3 to 5% by weight. The active ingredient compound may be usually dissolved in water before use. The treatment temperature and time are not particularly limited, but the usual temperature is about 20 to 30 ° C., and the time is about 2 to 3 hours.
The treatment may be performed by immersing silk or a silk product in the solution B.
発明の効果 本発明によれば、絹及び絹製品に、良好な耐光性を有
し、耐洗濯性に優れた性質を付与することができる。EFFECTS OF THE INVENTION According to the present invention, silk and silk products can be provided with good light resistance and excellent wash resistance.
実 施 例 以下に実施例及び比較例を挙げ、本発明をより一層明
瞭なものとする。Examples Examples and comparative examples are given below to further clarify the present invention.
実施例１ 絹白生地を、２−ヒドロキシ−４−メトキシベンゾフ
ェノン−５−スルホン酸〔SEESORB 101S、シプロ化成
（株）製、以下単に「101S」という〕の１％水溶液に、
20℃の温度下に２時間浸漬した。この絹白生地を80℃で
乾燥した後、塩化第２錫水溶液（濃度:5％及び20％に、
20℃の温度下に２時間浸漬し、80℃で乾燥して、被処理
絹白生地を得た。Example 1 A silk white fabric was added to a 1% aqueous solution of 2-hydroxy-4-methoxybenzophenone-5-sulfonic acid [SEESORB 101S, manufactured by Cypro Kasei Co., Ltd., hereinafter simply referred to as “101S”].
It was immersed in a temperature of 20 ° C. for 2 hours. After drying this silk white fabric at 80 ℃, stannous chloride aqueous solution (concentration: 5% and 20%,
It was dipped at a temperature of 20 ° C. for 2 hours and dried at 80 ° C. to obtain a treated silk white fabric.
上記で得られた被処理絹白生地に、紫外線を照射し
〔15W、254nm、Ultraviolet products INC〕、黄変指数
を調べた。黄変指数は、日立製カラーアナライザー607
型で分光立体反射率を測定し、JIS−7061に従って求め
た（以下同じ）。The treated silk white fabric obtained above was irradiated with ultraviolet rays [15 W, 254 nm, Ultraviolet products INC], and the yellowing index was examined. Yellowing index is Hitachi Color Analyzer 607
The spectral stereoscopic reflectance was measured with a mold and determined according to JIS-7061 (the same applies hereinafter).
また、被処理絹白生地を洗濯したものについても、同
様の紫外線照射を行なった。結果を第１表に示す。The same ultraviolet irradiation was also applied to the washed white silk cloth. The results are shown in Table 1.
比較例１ 各濃度の101S水溶液を調製した。絹白生地を、この溶
液に実施例１と同様に浸漬し、乾燥し、重量増（有効成
分化合物の付着量）を調べた。結果を第２表に示す。 Comparative Example 1 A 101S aqueous solution having each concentration was prepared. The silk white fabric was dipped in this solution in the same manner as in Example 1, dried, and the weight increase (the amount of the active ingredient compound attached) was examined. The results are shown in Table 2.
上記処理を施した絹布を、繰返し濯ぎ、増量率の変化
を調べた。結果を第３表に示す。 The silk cloth that had been subjected to the above treatment was repeatedly rinsed and examined for changes in the weight gain rate. The results are shown in Table 3.
また、101Sの１％水溶液で処理した絹布（比較品）、
及び101Sの１％水溶液と塩化第２錫の５％水溶液で処理
した絹布（本発明品）について、洗濯を行なった後、16
8時間紫外線照射を行ない黄変指数を調べた。結果を第
４表に示す。 In addition, silk cloth treated with a 1% aqueous solution of 101S (comparative product),
After washing the silk cloth (the product of the present invention) treated with a 1% aqueous solution of 101S and a 5% aqueous solution of stannic chloride, 16
UV irradiation was performed for 8 hours and the yellowing index was examined. The results are shown in Table 4.
以上の結果から、塩化第２錫で処理しなければ、２−
ヒドロキシ−４−メトキシベンゾフェノン−５−スルホ
ン酸が水濯ぎによって絹布から容易に脱離し、黄変効果
が著るしく低下することが判る。 From the above results, if not treated with stannic chloride, 2-
It can be seen that hydroxy-4-methoxybenzophenone-5-sulfonic acid is easily released from the silk cloth by water rinsing, and the yellowing effect is significantly reduced.
Claims (1)
トキシベンゾフェノン−５−スルホン酸を含む溶液で処
理し、次いで塩化第２錫を含む溶液で処理することを特
徴とする絹の変色防止方法。1. Discoloration of silk, characterized in that silk or a silk product is treated with a solution containing 2-hydroxy-4-methoxybenzophenone-5-sulfonic acid and then with a solution containing stannic chloride. Prevention method.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP15266988A JP2670578B2 (en) | 1988-06-21 | 1988-06-21 | How to prevent discoloration of silk |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP15266988A JP2670578B2 (en) | 1988-06-21 | 1988-06-21 | How to prevent discoloration of silk |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPH0284554A JPH0284554A (en) | 1990-03-26 |
| JP2670578B2 true JP2670578B2 (en) | 1997-10-29 |
Family
ID=15545510
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP15266988A Expired - Lifetime JP2670578B2 (en) | 1988-06-21 | 1988-06-21 | How to prevent discoloration of silk |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JP2670578B2 (en) |
-
1988
- 1988-06-21 JP JP15266988A patent/JP2670578B2/en not_active Expired - Lifetime
Also Published As
| Publication number | Publication date |
|---|---|
| JPH0284554A (en) | 1990-03-26 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| R250 | Receipt of annual fees |
Free format text: JAPANESE INTERMEDIATE CODE: R250 |
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| R250 | Receipt of annual fees |
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| EXPY | Cancellation because of completion of term |