JP3858143B2 - Fiber products - Google Patents

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Publication number
JP3858143B2
JP3858143B2 JP2001129730A JP2001129730A JP3858143B2 JP 3858143 B2 JP3858143 B2 JP 3858143B2 JP 2001129730 A JP2001129730 A JP 2001129730A JP 2001129730 A JP2001129730 A JP 2001129730A JP 3858143 B2 JP3858143 B2 JP 3858143B2
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Japan
Prior art keywords
fiber
weight
arginine
binder
skin care
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Expired - Fee Related
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JP2001129730A
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Japanese (ja)
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JP2002013071A (en
Inventor
貞一 廣瀬
英雄 助田
史郎 鈴木
克也 阿武
量一 樋口
信義 北村
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.)
Ajinomoto Co Inc
Gunze Ltd
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Ajinomoto Co Inc
Gunze Ltd
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Priority to JP2001129730A priority Critical patent/JP3858143B2/en
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Description

【0001】
【発明の属する技術分野】
本発明は、うるおいのある素肌を保つために使用される繊維製品及びその加工法に関する。特に、角質層の水分保持機能を補い、かつ、新陳代謝を高めることによって、正常な皮膚を保つ効果を有する繊維製品に関する。
【0002】
【従来の技術及びその課題】
ピロリドンカルボン酸(PCA)あるいはアルギニンなどのアミノ酸は、本来人間の身体に備わっている天然保湿因子であり、スキンケア性を有するものとして注目されてきた。蛋白質繊維を用いたり、蛋白質を繊維製品に付与することは知られているが(特開平8−60547号公報、特公平5−36534号公報)、アルギニンなどのアミノ酸を用いて繊維製品を加工し、スキンケア特性を付与させた繊維製品はなかった。
【0003】
本発明は、繊維素材の基本性質を維持した上で、角質層の水分保持機能を補い、かつ、新陳代謝を高めることによって、正常な皮膚を保つ効果を有する繊維製品を提供することを目的とし、特に、ナイロン、ポリエステル等の吸湿性に劣る合成繊維を素材として構成された肌着、ストッキング、靴下、手袋等の皮膚との密着性の高い繊維製品に対し、新しい機能を付与することを目的とする。
【0004】
【課題を解決するための手段】
本発明は、以下の項1〜項11に関する。
項1. アルギニンを付与してなる繊維製品。
項2. アルギニンをバインダーと共に付与してなる請求項1に記載の繊維製品。
項3. さらにピロリドンカルボン酸を付与してなる請求項1または2に記載の繊維製品。
項4. アルギニンの付与量が繊維重量に対して0.05〜10重量%程度である請求項1または2に記載の繊維製品。
項5. アルギニンの付与量が繊維重量に対して0.05〜10重量%程度であり、ピロリドンカルボン酸の付与量が繊維重量に対して0.05〜5重量%程度である請求項3に記載の繊維製品。
項6. バインダーがカチオン系アクリルバインダーを含む請求項2に記載の繊維製品。
項7. バインダーがカチオン系アクリルバインダー及びシリカ分散剤を含む請求項2に記載の繊維製品。
項8. 繊維製品をバインダーを含む繊維前処理剤で前処理し、次いでアルギニン及び必要に応じてピロリドンカルボン酸を含む処理液で処理することを特徴とする繊維製品の加工法。
項9. 繊維前処理剤に含まれるバインダーがカチオン系アクリルバインダーを含む請求項9に記載の加工法。
項10. 繊維前処理剤に含まれるバインダーがカチオン系アクリルバインダー及びシリカ分散剤を含む請求項9に記載の加工法。
項11. 繊維製品をカチオン系アクリルバインダー及びシリカ分散剤で前処理する繊維製品の前処理方法。
【0005】
【発明の実施の形態】
繊維の素材としては、綿、麻、絹、羊毛などの天然繊維、ナイロン、レーヨン、ポリエステル、キュプラ、アセテート、アクリルなどの合成繊維があげられる。
【0006】
繊維製品としては、原繊維、糸、パイル、綿状物、織物、編物、不織布、植毛布などがあげられ、さらに具体的には肌着、サポーター、靴下、ストッキング、タイツ、手袋などの衣料があげられる。
【0007】
本発明の繊維製品は、繊維製品を繊維前処理剤で前処理し、アルギニンの洗濯耐久性を高めておくのが好ましい。アルギニンをバインダーと共に付与してなる繊維製品が好ましく、アルギニンをバインダー及びシリカ分散剤と共に付与してなる繊維製品がより好ましい。
【0008】
繊維前処理剤として、アクリル系、ウレタン系、ポリエステル系、エポキシ系などのバインダー、シリカ分散剤などがあげられる。該バインダーはカチオン系バインダー(正に帯電したもの)が好ましい。
【0009】
繊維製品の前処理およびアルギニン、ピロリドンカルボン酸の処理方法としては、浸漬、コーティング、噴霧等の手段を用いることができ、好ましくは浸漬により処理する。
【0010】
本発明の繊維製品は、繊維製品をカチオン系アクリルバインダーとシリカ分散剤で前処理した後、アルギニン、さらに必要に応じてピロリドンカルボン酸で処理するのが特に好ましい。該前処理は、例えば繊維製品を40〜80℃のカチオン系アクリルバインダーとシリカ分散剤を含む溶液に5〜30分間浸漬し、遠心脱水して行うことができる。前処理液のカチオン系アクリルバインダーの濃度は0.5〜5重量%程度であり、シリカ分散剤の濃度は0.5〜5重量%程度である。
【0011】
カチオン系アクリルバインダーとしては、例えばライトエポックBX−71(商品名;共栄社化学株式会社)などがあげられる。
【0012】
シリカ分散剤としては、例えばCLA−110(商品名;共栄社化学株式会社)などがあげられる。
繊維前処理剤で前処理を行った場合、前処理剤由来の付与物は、繊維中の0.05〜10重量%程度、好ましくは0.3〜5重量%程度である。
前処理をカチオン系アクリルバインダーを含む繊維前処理剤で行った場合、前処理後の繊維中のカチオン系アクリルバインダーの量は0.05〜5重量%程度、好ましくは0.3〜2重量%程度である。
前処理をカチオン系アクリルバインダー及びシリカ分散剤を含む繊維前処理剤で行った場合、前処理後の繊維中のカチオン系アクリルバインダーの量は0.05〜5重量%程度、好ましくは0.3〜2重量%程度、シリカ分散剤の量は0.01〜5重量%程度、好ましくは0.02〜0.5重量%程度である。
【0013】
このような前処理を行うことにより、後に薬剤を付着させた場合の洗濯耐久性を向上させることができる。
【0014】
アルギニンの付与は、好ましくは前処理した繊維製品を5〜20(g/l)のアルギニンを含む40〜60℃の処理液に5〜30分間浸漬し、遠心脱水して行うことができる。アルギニンとともにピロリドンカルボン酸を付与する場合には、アルギニン5〜20(g/l)、ピロリドンカルボン酸5〜20(g/l)を含む処理液を用いて同様に処理する。処理液のpHは染料の脱落を防ぐため6.0〜7.0程度に調整するのが好ましい。アルギニンを含む処理剤には、さらに柔軟剤(例えばWS−937:マルエ油化株式会社)を2〜5重量%含んでいてもよい。
【0015】
アルギニンとしては、遊離のアルギニンを用いてもよく、塩酸、硫酸、硝酸、リン酸等の無機酸、クエン酸塩、コハク酸塩、p-トルエンスルホン酸塩、メタンスルホン酸塩などの有機酸塩、ナトリウム、カリウム等の塩基との塩を用いてもよい。
【0016】
ピロリドンカルボン酸としては、遊離のピロリドンカルボン酸を用いてもよく、ナトリウム、カリウム等の塩基との塩を用いてもよい。
【0017】
アルギニンの付与量は、繊維重量に対して0.05〜10重量%程度、好ましくは2〜10重量%程度である。
【0018】
アルギニンとともにピロリドンカルボン酸を付与する場合には、アルギニンの付与量は、繊維重量に対して0.05〜10重量%程度、好ましくは2〜10重量%程度であり、ピロリドンカルボン酸の付与量は、繊維重量に対して0.05〜5重量%程度、好ましくは0.5〜5重量%程度である。
【0019】
本発明の繊維製品は、洗濯10回後のアルギニンの保持率が60%以上、好ましくは75%以上、より好ましくは90%以上である。また、洗濯20回後のアルギニンの保持率が50%以上、好ましくは65%以上、より好ましくは80%以上である。
【0020】
【発明の効果】
本発明の繊維製品は、皮膚水分率の向上などスキンケア特性に優れている。
【0021】
繊維前処理剤で前処理した本発明の繊維製品は、洗濯耐久性があり、長期間スキンケア特性が持続する。
【0022】
【実施例】
以下、本発明を実施例を用いてより詳細に説明する。
実施例1
(1)スキンケア加工
ナイロン製のタイツ生地37.792gをカチオン系アクリルバインダー(2%owf;商品名:ライトエポックBX−71(共栄社化学株式会社))、シリカ分散剤(2%owf;商品名:CLA−110(共栄社化学株式会社))及び柔軟剤(2%owf;商品名 WS−937:マルエ油化株式会社)を含む40℃の処理液(380ml)に浸漬し、その後、15秒間の遠心脱水により、水分率50〜60%の生地を得た。得られた生地をアルギニン(Arg;10g/L)、ピロリドンカルボン酸ナトリウム(PCA−Na;15g/L)を含む40℃の処理液(pH6.0)に30分間浸漬し、その後、15秒間の遠心脱水により、水分率50〜60%のスキンケア加工されたタイツ生地を得、これを乾燥させて以下の試験用のタイツ生地とした。
実施例2
ナイロン製のタイツ生地37.692gを前処理することなく、実施例1と同様の条件でアルギニン(10g/L)及びピロリドンカルボン酸ナトリウム(15g/L)を含む40℃の処理液(pH6.0)に30分間浸漬し、その後、15秒間の遠心脱水により、水分率50〜60%のスキンケア加工されたタイツ生地を得、これを乾燥させて以下の試験用のタイツ生地とした。
試験例1:洗濯試験
JIS 0217 103法に準拠して、実施例1、2で得られた生地5.0gを、洗剤としてアタック(商品名;花王株式会社製);0.67g/l(標準使用量)を用い、浴比1:30、液量150ml、40℃のぬるま湯で5分間洗濯し、次いですすぎを行った。洗濯液総量は1460mlであった。洗濯を20回繰り返し、アルギニン及びピロリドンカルボン酸の脱落量を液体クロマトグラフィ−により測定することにより保持率を求めた。
【0023】
なお、表1における付着量は、以下の方法により測定した。
<付着量の測定方法>付着量は、タイツ生地を浸漬前の処理液中に存在するアルギニン及びピロリドンカルボン酸ナトリウム量から、浸漬後に残存した処理液及び遠心脱水により脱水された処理液中に存在するアルギニン及びピロリドンカルボン酸ナトリウム量を差し引くことにより求めた。なお、アルギニン及びピロリドンカルボン酸ナトリウム量は、液体クロマトグラフィーにより測定することにより求めた。
【0024】
結果を表1に示す。
【0025】
【表1】

Figure 0003858143
【0026】
試験例2:皮膚水分測定試験
被験者3人について、ラウリン酸ナトリウム10%溶液2mlにて下腕部(3cm×3cm)を洗浄し5分間乾燥させる洗浄工程を3回繰り返してモデル乾燥肌を作った後、実施例1、2で得られた生地及び未加工布を貼りつけ、30分後及び1時間後の皮膚水分率をSKICON-200(商品名:IBS株式会社製)を用いて測定した。測定環境は、20℃、40%RHであった。
【0027】
その結果、本発明の生地を貼り付けた場合、貼り付けなかった場合に比べて皮膚水分回復率が明らかに向上した。図2に結果を示す。
【0028】
なお、皮膚水分回復率は、以下の方法により測定した。
<皮膚水分回復率の測定方法>
はじめに、モデル乾燥肌を作った後の皮膚水分率Xを測定した。つぎに、実施例1で得られた生地及び未加工布を貼り付け、30分後の皮膚水分率Yを測定し、以下の式により皮膚水分回復率を測定した。
【0029】
【数1】
Figure 0003858143
【0030】
試験例3:長期着用テスト
被験者10人が2週間実施例1で得られた生地を用いたタイツ及び未処理のタイツを1日ずつ交互に、1日8時間以上着用し、柔らかさ、肌ざわり、保湿性、保温性、肌の状態、履き心地、好み、冬着用適性の8項目について試験した。また、2週間着用後のかかとの皮膚水分率をSKICON-200(商品名:IBS株式会社製)を用いて測定した。測定環境は、20℃、40%RHであった。結果を表2及び図1に示す。なお、各タイツは、1日着用後翌日に洗濯して翌々日に着用することを繰り返した。また、皮膚水分率の測定値(μs)は被験者10人の平均値である。
【0031】
【表2】
Figure 0003858143
【0032】
試験例4:乾燥肌による長期着用テスト
試験例3の被験者10人のうち乾燥肌である3人について、実施例1で得られた生地を用いたタイツ(右足:加工区)および未処理のタイツ(左足:未加工区)を各々1日8時間以上7日間着用し、7日後の下腿部及びかかと部の皮膚水分率をSKICON-200により測定した。結果を表3に示す。なお、表3の皮膚水分率(μs)は被験者3人の平均値である。
【0033】
【表3】
Figure 0003858143
【0034】
また、すね部レプリカの着用前及び着用後の写真を各々図3及び図4に示す。
【0035】
さらに、かかと部レプリカの着用前及び着用後の写真を各々図5及び図6に示す。
【図面の簡単な説明】
【図1】本発明のタイツの長期着用後の評価結果を示す。
【図2】試験例2の結果を示す。
【図3】本発明のタイツの着用前のすね部レプリカを示す図面代用写真である。
【図4】本発明のタイツの着用14日後のすね部レプリカを示す図面代用写真である。
【図5】本発明のタイツの着用前のかかと部レプリカを示す図面代用写真である。
【図6】本発明のタイツの着用14日後のかかと部レプリカを示す図面代用写真である。[0001]
BACKGROUND OF THE INVENTION
The present invention relates to a textile product used for maintaining a moist bare skin and a processing method thereof. In particular, the present invention relates to a textile product having an effect of maintaining normal skin by supplementing the moisture retention function of the stratum corneum and increasing metabolism.
[0002]
[Prior art and problems]
Amino acids such as pyrrolidone carboxylic acid (PCA) or arginine are natural moisturizing factors inherent in the human body, and have attracted attention as having skin care properties. Although it is known to use protein fibers or to add proteins to fiber products (Japanese Patent Laid-Open No. 8-60547, Japanese Patent Publication No. 5-36534), the fiber products are processed using amino acids such as arginine. None of the textiles gave skin care properties.
[0003]
An object of the present invention is to provide a fiber product having an effect of maintaining normal skin by maintaining the basic properties of the fiber material, supplementing the moisture retention function of the stratum corneum, and increasing metabolism. In particular, it aims to give new functions to textile products with high adhesion to the skin such as underwear, stockings, socks, gloves, etc. composed of synthetic fibers with poor hygroscopic properties such as nylon and polyester. .
[0004]
[Means for Solving the Problems]
The present invention relates to the following items 1 to 11.
Item 1. Textile products made by adding arginine.
Item 2. The textile product according to claim 1, wherein arginine is provided together with a binder.
Item 3. Furthermore, the textile product of Claim 1 or 2 formed by providing pyrrolidone carboxylic acid.
Item 4. The fiber product according to claim 1 or 2, wherein the amount of arginine applied is about 0.05 to 10% by weight with respect to the fiber weight.
Item 5. The fiber according to claim 3, wherein the amount of arginine applied is about 0.05 to 10% by weight with respect to the fiber weight, and the amount of pyrrolidone carboxylic acid applied is about 0.05 to 5% by weight with respect to the fiber weight. Product.
Item 6. The textile product according to claim 2, wherein the binder comprises a cationic acrylic binder.
Item 7. The textile product according to claim 2, wherein the binder comprises a cationic acrylic binder and a silica dispersant.
Item 8. A method for processing a textile product, characterized in that the textile product is pretreated with a fiber pretreatment agent containing a binder and then treated with a treatment liquid containing arginine and, if necessary, pyrrolidonecarboxylic acid.
Item 9. The processing method according to claim 9, wherein the binder contained in the fiber pretreatment agent contains a cationic acrylic binder.
Item 10. The processing method according to claim 9, wherein the binder contained in the fiber pretreatment agent includes a cationic acrylic binder and a silica dispersant.
Item 11. A method for pretreating a textile product, wherein the textile product is pretreated with a cationic acrylic binder and a silica dispersant.
[0005]
DETAILED DESCRIPTION OF THE INVENTION
Examples of the fiber material include natural fibers such as cotton, hemp, silk, and wool, and synthetic fibers such as nylon, rayon, polyester, cupra, acetate, and acrylic.
[0006]
Examples of textile products include fibrils, yarns, piles, cotton-like materials, woven fabrics, knitted fabrics, non-woven fabrics, and flocked fabrics, and more specifically clothing such as underwear, supporters, socks, stockings, tights, and gloves It is done.
[0007]
The textile product of the present invention is preferably pretreated with a textile pretreatment agent to improve the washing durability of arginine. A fiber product formed by applying arginine together with a binder is preferable, and a fiber product formed by applying arginine together with a binder and a silica dispersant is more preferable.
[0008]
Examples of the fiber pretreatment agent include acrylic, urethane, polyester, and epoxy binders, silica dispersants, and the like. The binder is preferably a cationic binder (positively charged).
[0009]
As the pretreatment of the textile product and the treatment method of arginine and pyrrolidone carboxylic acid, means such as dipping, coating, spraying and the like can be used, and the treatment is preferably carried out by dipping.
[0010]
The fiber product of the present invention is particularly preferably treated with arginine and, if necessary, pyrrolidone carboxylic acid after the fiber product is pretreated with a cationic acrylic binder and a silica dispersant. The pretreatment can be performed, for example, by immersing the fiber product in a solution containing a cationic acrylic binder at 40 to 80 ° C. and a silica dispersant for 5 to 30 minutes, followed by centrifugal dehydration. The concentration of the cationic acrylic binder in the pretreatment liquid is about 0.5 to 5% by weight, and the concentration of the silica dispersant is about 0.5 to 5% by weight.
[0011]
Examples of the cationic acrylic binder include Light Epoch BX-71 (trade name; Kyoeisha Chemical Co., Ltd.).
[0012]
Examples of the silica dispersant include CLA-110 (trade name; Kyoeisha Chemical Co., Ltd.).
When the pretreatment is performed with the fiber pretreatment agent, the imparted product derived from the pretreatment agent is about 0.05 to 10% by weight, preferably about 0.3 to 5% by weight in the fiber.
When the pretreatment is performed with a fiber pretreatment agent containing a cationic acrylic binder, the amount of the cationic acrylic binder in the fiber after the pretreatment is about 0.05 to 5% by weight, preferably 0.3 to 2% by weight. Degree.
When the pretreatment is performed with a fiber pretreatment agent containing a cationic acrylic binder and a silica dispersant, the amount of the cationic acrylic binder in the fiber after the pretreatment is about 0.05 to 5% by weight, preferably 0.3. The amount of the silica dispersant is about 0.01 to 5% by weight, preferably about 0.02 to 0.5% by weight.
[0013]
By performing such pretreatment, it is possible to improve the durability of washing when a drug is attached later.
[0014]
Arginine can be applied preferably by immersing the pretreated fiber product in a treatment solution at 40 to 60 ° C. containing 5 to 20 (g / l) of arginine for 5 to 30 minutes, followed by centrifugal dehydration. When pyrrolidone carboxylic acid is added together with arginine, the same treatment is performed using a treatment liquid containing arginine 5 to 20 (g / l) and pyrrolidone carboxylic acid 5 to 20 (g / l). The pH of the treatment liquid is preferably adjusted to about 6.0 to 7.0 in order to prevent the dye from dropping off. The treatment agent containing arginine may further contain 2 to 5% by weight of a softening agent (for example, WS-937: Marue Oil Chemical Co., Ltd.).
[0015]
Arginine may be free arginine, inorganic acid such as hydrochloric acid, sulfuric acid, nitric acid, phosphoric acid, organic acid salt such as citrate, succinate, p-toluenesulfonate, methanesulfonate, etc. A salt with a base such as sodium or potassium may be used.
[0016]
As pyrrolidone carboxylic acid, free pyrrolidone carboxylic acid may be used, and salts with bases such as sodium and potassium may be used.
[0017]
The amount of arginine applied is about 0.05 to 10% by weight, preferably about 2 to 10% by weight, based on the fiber weight.
[0018]
When pyrrolidone carboxylic acid is added together with arginine, the amount of arginine applied is about 0.05 to 10% by weight, preferably about 2 to 10% by weight, and the amount of pyrrolidone carboxylic acid applied is The amount is about 0.05 to 5% by weight, preferably about 0.5 to 5% by weight based on the fiber weight.
[0019]
The fiber product of the present invention has an arginine retention of 60% or more after washing 10 times, preferably 75% or more, more preferably 90% or more. The retention rate of arginine after 20 washings is 50% or more, preferably 65% or more, more preferably 80% or more.
[0020]
【The invention's effect】
The textile product of the present invention is excellent in skin care characteristics such as improvement of skin moisture content.
[0021]
The fiber product of the present invention pretreated with a fiber pretreatment agent has washing durability and maintains skin care characteristics for a long period of time.
[0022]
【Example】
Hereinafter, the present invention will be described in more detail with reference to examples.
Example 1
(1) Nylon tights fabric 37.792g made of skin care processed with cationic acrylic binder (2% owf; trade name: Light Epoch BX-71 (Kyoeisha Chemical Co., Ltd.)), silica dispersant (2% owf; trade name: CLA-110 (Kyoeisha Chemical Co., Ltd.)) and softening agent (2% owf; trade name WS-937: Marue Yuka Co., Ltd.) soaked in a treatment solution (380 ml) at 40 ° C., and then centrifuged for 15 seconds. A dough having a moisture content of 50 to 60% was obtained by dehydration. The obtained dough was immersed in a treatment solution (pH 6.0) containing 40 ° C. containing arginine (Arg; 10 g / L) and sodium pyrrolidonecarboxylate (PCA-Na; 15 g / L) for 30 minutes. By centrifugal dehydration, a skin care processed tights fabric having a moisture content of 50 to 60% was obtained and dried to obtain the following test tights fabric.
Example 2
A treatment solution (pH 6.0) containing 40.degree. C. containing arginine (10 g / L) and sodium pyrrolidonecarboxylate (15 g / L) under the same conditions as in Example 1 without pretreatment of 37.692 g of nylon tights fabric. ) For 30 minutes, and then by centrifugal dehydration for 15 seconds, a skin care processed tights fabric having a moisture content of 50 to 60% was obtained and dried to obtain the following test tights fabric.
Test Example 1: Laundry test Based on JIS 0217 103 method, 5.0 g of the fabric obtained in Examples 1 and 2 was attacked as a detergent (trade name; manufactured by Kao Corporation); 0.67 g / l (standard) The amount used was washed with lukewarm water at a bath ratio of 1:30, a liquid amount of 150 ml and 40 ° C. for 5 minutes, and then rinsed. The total amount of washing liquid was 1460 ml. Washing was repeated 20 times, and the retention rate was determined by measuring the amount of arginine and pyrrolidonecarboxylic acid falling off by liquid chromatography.
[0023]
In addition, the adhesion amount in Table 1 was measured by the following method.
<Measurement method of adhesion amount> The adhesion amount is present in the treatment liquid remaining after immersion and the treatment liquid dehydrated by centrifugal dehydration from the amount of arginine and sodium pyrrolidonecarboxylate present in the treatment liquid before soaking the tights fabric. It was determined by subtracting the amount of arginine and sodium pyrrolidonecarboxylate. The amounts of arginine and sodium pyrrolidonecarboxylate were determined by measuring with liquid chromatography.
[0024]
The results are shown in Table 1.
[0025]
[Table 1]
Figure 0003858143
[0026]
Test Example 2: Skin moisture measurement test For 3 subjects, model dry skin was made by repeating the washing process of washing the lower arm (3 cm × 3 cm) with 2 ml of 10% sodium laurate solution and drying for 5 minutes three times. Thereafter, the fabric and unprocessed fabric obtained in Examples 1 and 2 were attached, and the skin moisture content after 30 minutes and 1 hour was measured using SKICON-200 (trade name: manufactured by IBS Corporation). The measurement environment was 20 ° C. and 40% RH.
[0027]
As a result, when the dough of the present invention was pasted, the skin moisture recovery rate was clearly improved as compared with the case where the dough was not pasted. The results are shown in FIG.
[0028]
The skin moisture recovery rate was measured by the following method.
<Measurement method of skin moisture recovery rate>
First, skin moisture content X after making model dry skin was measured. Next, the fabric and unprocessed fabric obtained in Example 1 were attached, the skin moisture content Y after 30 minutes was measured, and the skin moisture recovery rate was measured by the following formula.
[0029]
[Expression 1]
Figure 0003858143
[0030]
Test Example 3: Long-term wearing test 10 subjects wear two hours of tights using the fabric obtained in Example 1 and untreated tights alternately one day at a time for 8 hours or more, softness and texture The test was conducted on 8 items of moisture retention, heat retention, skin condition, comfort, taste and suitability for winter wear. Moreover, the skin moisture content of the heel after wearing for 2 weeks was measured using SKICON-200 (trade name: manufactured by IBS Co., Ltd.). The measurement environment was 20 ° C. and 40% RH. The results are shown in Table 2 and FIG. Each tight was repeatedly washed on the next day and then worn on the next day. Moreover, the measured value (μs) of the skin moisture content is an average value of 10 subjects.
[0031]
[Table 2]
Figure 0003858143
[0032]
Test Example 4: Long-term wearing test with dry skin About 3 subjects with dry skin among 10 subjects in Test Example 3, tights using the fabric obtained in Example 1 (right foot: processed section) and untreated tights (Left foot: unprocessed section) was worn for 8 hours or more for 7 days each, and the skin moisture content of the lower leg and heel after 7 days was measured with SKICON-200. The results are shown in Table 3. The skin moisture content (μs) in Table 3 is an average value of three subjects.
[0033]
[Table 3]
Figure 0003858143
[0034]
In addition, photographs before and after wearing the shin replica are shown in FIGS. 3 and 4, respectively.
[0035]
Furthermore, photographs before and after wearing the heel replica are shown in FIGS. 5 and 6, respectively.
[Brief description of the drawings]
FIG. 1 shows evaluation results after long-term wearing of tights of the present invention.
FIG. 2 shows the results of Test Example 2.
FIG. 3 is a drawing-substituting photograph showing a shin replica before wearing the tights of the present invention.
FIG. 4 is a drawing-substituting photograph showing a shin replica 14 days after wearing the tights of the present invention.
FIG. 5 is a drawing-substituting photograph showing a heel replica before wearing the tights of the present invention.
FIG. 6 is a drawing-substituting photograph showing a heel replica 14 days after wearing the tights of the present invention.

Claims (11)

アルギニンをカチオン系バインダーと共に付与してなるスキンケア性繊維製品。A skin care fiber product obtained by applying arginine together with a cationic binder. カチオン系バインダーがカチオン系アクリルバインダーである請求項に記載のスキンケア性繊維製品。 Skincare fiber product according to claim 1 cationic binder is a cationic acrylic binder. さらにピロリドンカルボン酸を付与してなる請求項1または2に記載のスキンケア性繊維製品。The skin care fiber product according to claim 1 or 2, further comprising pyrrolidonecarboxylic acid. アルギニンの付与量が繊維重量に対して0.05〜10重量%程度である請求項1、2または3に記載のスキンケア性繊維製品。The skin care fiber product according to claim 1 , 2 or 3 , wherein the amount of arginine applied is about 0.05 to 10% by weight based on the fiber weight. アルギニンの付与量が繊維重量に対して0.05〜10重量%程度であり、ピロリドンカルボン酸の付与量が繊維重量に対して0.05〜5重量%程度である請求項3に記載のスキンケア性繊維製品。The skin care according to claim 3, wherein the amount of arginine applied is about 0.05 to 10% by weight with respect to the fiber weight, and the amount of pyrrolidonecarboxylic acid is about 0.05 to 5% by weight with respect to the fiber weight. sex fiber products. さらにシリカ分散剤を含む請求項1〜5のいずれかに記載のスキンケア性繊維製品。The skin care fiber product according to any one of claims 1 to 5, further comprising a silica dispersant. 繊維製品をバインダーを含む繊維前処理剤で前処理し、次いでアルギニン及び必要に応じてピロリドンカルボン酸を含む処理液で処理することを特徴とする繊維製品の加工法。A method for processing a textile product, characterized in that the textile product is pretreated with a fiber pretreatment agent containing a binder and then treated with a treatment liquid containing arginine and, if necessary, pyrrolidone carboxylic acid. 繊維前処理剤に含まれるバインダーがカチオン系アクリルバインダーを含む請求項に記載の加工法。The processing method according to claim 7 , wherein the binder contained in the fiber pretreatment agent contains a cationic acrylic binder. 繊維前処理剤に含まれるバインダーがカチオン系アクリルバインダー及びシリカ分散剤を含む請求項に記載の加工法。The processing method according to claim 8 , wherein the binder contained in the fiber pretreatment agent includes a cationic acrylic binder and a silica dispersant. 請求項7〜9のいずれかに記載の加工法により製造されるスキンケア性繊維製品。A skin care fiber product produced by the processing method according to claim 7. 繊維製品をカチオン系アクリルバインダー及びシリカ分散剤で前処理する請求項6に記載のスキンケア性繊維製品の前処理方法。The pretreatment method for a skin care fiber product according to claim 6, wherein the fiber product is pretreated with a cationic acrylic binder and a silica dispersant.
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