JPS5947404A - Underwater cloths - Google Patents
Underwater clothsInfo
- Publication number
- JPS5947404A JPS5947404A JP57154676A JP15467682A JPS5947404A JP S5947404 A JPS5947404 A JP S5947404A JP 57154676 A JP57154676 A JP 57154676A JP 15467682 A JP15467682 A JP 15467682A JP S5947404 A JPS5947404 A JP S5947404A
- Authority
- JP
- Japan
- Prior art keywords
- fabric
- underwater
- present
- gram
- friction
- 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
Classifications
-
- A—HUMAN NECESSITIES
- A41—WEARING APPAREL
- A41D—OUTERWEAR; PROTECTIVE GARMENTS; ACCESSORIES
- A41D2400/00—Functions or special features of garments
- A41D2400/24—Reducing drag or turbulence in air or water
Abstract
(57)【要約】本公報は電子出願前の出願データであるた
め要約のデータは記録されません。(57) [Summary] This bulletin contains application data before electronic filing, so abstract data is not recorded.
Description
【発明の詳細な説明】
本発明は、水に濡れた場合、水中抵抗の小さな衣料に関
する。DETAILED DESCRIPTION OF THE INVENTION The present invention relates to clothing that has low resistance to water when wet.
従来、競泳用水着や、マリンウェアなどで、水中抵抗の
小さなものが要望されているが、その要求を満たす累月
は、見い出されていないのが現状である。Conventionally, there has been a demand for swimsuits for competitive swimming, marine wear, and the like that have low underwater resistance, but at present, no product has been found that satisfies this demand.
かかる背景のもとに２本発明者らは、水に濡れた場合に
、水中抵抗の小さな衣料素材の提供を目的として、鋭意
検討の結果２本発明に到達した。With this background in mind, the inventors of the present invention have conducted extensive research and have arrived at the present invention, with the aim of providing a clothing material that has low resistance to water when wet.
すなわち２本発明は次の如き構成を有する。That is, the present invention has the following configuration.
（１）水に濡れた状態での摩擦係数（μ）が０８以下で
ある布帛面を外面に用いた水中衣料。(1) Underwater clothing whose outer surface is made of a fabric whose coefficient of friction (μ) in a wet state is 08 or less.
（２） 少なくとも外面に９×１０ グラム当量／グ
ラム・ファイバー以上のアルカリ金属、アンモニウム基
、または第４級アンモニウム基で置換された酸性基を有
するポリアミド系またはポリエステル系繊維を配したこ
とを特徴とする」―記第１項に記載の水中衣料。(2) A polyamide-based or polyester-based fiber having an acidic group substituted with an alkali metal, ammonium group, or quaternary ammonium group of 9×10 gram equivalent/gram fiber or more is arranged on at least the outer surface. Underwater clothing as described in item 1.
本発明において、摩擦係数は次のようにして測定される
。第１図は摩擦係数測定装置の一例を示す概略図であり
、２枚の平板（２）、 （４）に同定された被測定布帛
（１）（１’）をこすり合せたときの布−布摩擦力を測
定し、一般式Ｆ−μＮにより、摩擦係数（μ）を求める
。式中Ｆは布帛どうしの最大摩擦力であり、Ｎは垂直方
向の力すなわち荷重である。具体的には、まず５ａｎＸ
ｌＩＱ−の布帛（１）を平板（２）（ステンレススチー
ル板）」二に片サイド（６）を固定する（第４図）。一
方、５（２）×５■の平面を有する１ ０［］ｇの荷重
合（４）の下′ＮＹ面に、布帛（１′）を固定（３’）
Ｌ （第２，３図）、前述の３Ｙ板（２）−Ｊ−に荷
重合（４）を乗せ、荷重合の片サイド（５）を、細ひも
（６）で引張る。この時、紬ひも（６）はＵゲージ（７
）につなぐ。そして作動用レール（８）にのせた平板（
１）を５０（２）７分のスピードで矢印方向へ作動させ
、荷重合（４）に七ッｌ−Ｌだ布帛（１′）と平板に固
定した布帛（１）を摩擦させ、その時の静動摩擦状態を
Ｕゲージ（７）にて感知させ、その摩擦力（Ｆ）を記録
計（９）に記録させる。In the present invention, the friction coefficient is measured as follows. FIG. 1 is a schematic diagram showing an example of a friction coefficient measuring device, in which the fabrics to be measured (1) and (1') identified on two flat plates (2) and (4) are rubbed together. The cloth friction force is measured, and the friction coefficient (μ) is determined using the general formula F-μN. where F is the maximum frictional force between the fabrics and N is the normal force or load. Specifically, first, 5anX
One side (6) of the lIQ- fabric (1) is fixed to a flat plate (2) (stainless steel plate) (Figure 4). On the other hand, the fabric (1') is fixed (3') on the lower NY surface of the load case (4) of 10[]g which has a plane of 5 (2) x 5 cm.
L (Figures 2 and 3), place the load assembly (4) on the aforementioned 3Y plate (2)-J-, and pull one side (5) of the load assembly with a thin string (6). At this time, the Tsumugi string (6) is U gauge (7
). Then, a flat plate (
1) is operated in the direction of the arrow at a speed of 50 (2) 7 minutes, and when the load (4) is applied, the 7 l-L fabric (1') and the fabric (1) fixed to the flat plate are rubbed, and the The static and dynamic friction state is sensed with a U gauge (7), and the frictional force (F) is recorded on a recorder (9).
次に本発明においてポリアミド系繊維とは、ナイロン６
、ナイロン６．６．ナイロン６・１０゜ナイロン８．ナ
イロン１０などのポリアミド系繊維を言い、ポリエステ
ル系繊維とは、テレフタール酸トエチレングリコール、
またはブタンジオールなどからなる通常のポリエステル
系繊維をいう。Next, in the present invention, polyamide fiber refers to nylon 6
, nylon 6.6. Nylon 6/10° nylon 8. It refers to polyamide fibers such as nylon 10, and polyester fibers include ethylene glycol terephthalate,
Or, it refers to ordinary polyester fibers made of butanediol, etc.
また１本発明における酸性基とは、カルボキシル基やス
ルホン基を意味する。Moreover, the acidic group in the present invention means a carboxyl group or a sulfone group.
本発明において９ ｘ １０−’グラム当量／グラムフ
ァイバー以」−のアルカリ金属、アンモニウム基または
第４級アンモニウム基で置換された酸性基を繊維に導入
することにより、水中抵抗の小さな布帛を得ることがで
きるが、その際の酸性基の導入方法としては、酸性基を
有するビニルモノマーをグラフト重合する方法、あるい
は予じめ繊維の製造段階に酸性基を有するビニルモノマ
ーなどの化合物を共重合、あるいは混合紡糸する方法な
どがある。前者のグラフト重合による方が、工業化が容
易である。In the present invention, a fabric with low resistance to water can be obtained by introducing acidic groups substituted with an alkali metal, ammonium group, or quaternary ammonium group of 9 x 10-'gram equivalent/gram fiber or more into fibers. However, the method for introducing acidic groups in this case is to graft polymerize vinyl monomers having acidic groups, or to copolymerize compounds such as vinyl monomers having acidic groups in advance in the fiber manufacturing stage, or There are methods such as mixed spinning. The former graft polymerization is easier to industrialize.
グラフト重合する方法としては、予じめ放射線照射や、
過硫酸アンモン、過硫酸カリウム、ベンゾイルパーオキ
サイドのごとき過酸化物の水溶液あるいは水分散液で繊
維を活性化させた後、酸性基を有するビニルモノマーの
水溶液に接触させ加熱処理する方法、あるいは、前述の
ラジカル開始剤（過酸化物）と酸性基を有するビニルモ
ノマーを同浴中に共存させて達成する方法などがある。Graft polymerization methods include prior radiation irradiation,
A method in which fibers are activated with an aqueous solution or aqueous dispersion of peroxide such as ammonium persulfate, potassium persulfate, or benzoyl peroxide, and then brought into contact with an aqueous solution of a vinyl monomer having an acidic group and heat treated, or the method described above. There is a method of achieving this by coexisting a radical initiator (peroxide) and a vinyl monomer having an acidic group in the same bath.
まだ必要に応じて反応系に還元物質２例えばハイドロザ
ルファイトやスルホキシル酸ナトリウムとホルマリンと
の反応物などを添加すれば４０〜８０°Ｃの比較的低温
度条件でも反応を促進することができる。If necessary, a reducing substance 2 such as hydrozulfite or a reaction product of sodium sulfoxylate and formalin is added to the reaction system to promote the reaction even at a relatively low temperature of 40 to 80°C.
本発明にいう酸性基をｆイするビニルモノマーとｄ、ア
クリル酸、メタクリル酸、イタコン酸、マｌ／イン酸、
ブデントリカルボン酸なとのビニ／ｌ／ カルボン酸系
モノマーや、アリルスルボン酸２．メタリルスルホン酸
、スチレンスルホン酸などのビニルスルホン酸系モノマ
ーを意１床し、各々中独で使用してもよく、また混合し
て使用してもよい。A vinyl monomer having an acidic group according to the present invention and d, acrylic acid, methacrylic acid, itaconic acid, mal/inic acid,
vinyl/l/carboxylic acid monomers such as butenetricarboxylic acid, allylsulfonic acid 2. One bed of vinyl sulfonic acid monomers such as methallyl sulfonic acid and styrene sulfonic acid may be used individually or in combination.
次に本発明において酸性基の・９人量は９ ｘ Ｉ Ｆ
’ダラム当叶／グラムファイバー以−１必要である。Next, in the present invention, the amount of acidic groups is 9 x IF
'Durham Toba/Gram Fiber - 1 is required.
これ以下では８本発明の目的である水中抵抗の小さな水
中衣料を作成することはデ１トかしい。Below this, it is difficult to create underwater clothing with low underwater resistance, which is the object of the present invention.
次に本発明においてアルカリ金属とは、ナトリウムやカ
リウムが代表的であり、アンモニウム基は−ＮＨ４であ
る。Next, in the present invention, the alkali metal is typically sodium or potassium, and the ammonium group is -NH4.
また２本発明にいう第４級アンモニウム塩は。In addition, the quaternary ammonium salt referred to in the present invention is as follows.
代表的にはラウリルジメチルベンジルアンモニウムクロ
ライド、ラウリルトリメチルアンモニウムクロライド、
ステアリルトリメチルアンモニウムクロライド、オクチ
ルピリジニウムブロマイドなどと酸性基まだはその塩を
反応させて？Ｕられる。Typical examples include lauryldimethylbenzylammonium chloride, lauryltrimethylammonium chloride,
By reacting stearyltrimethylammonium chloride, octylpyridinium bromide, etc. with acidic groups or their salts? U gets hit.
本発明において、布帛の形態は９編物でも織物でもよい
が、運動、動作のしやすさからは編物の方がよい。繊維
形態は、スパンでもフィラメントでもよい。まだ布帛は
２本発明にいう、水中抵抗の小さな布帛１００％でもよ
く１寸だポリウレタンなどの弾性繊維などを混用してい
てもよい。肌に接する面には、過量のイオン基を含まな
い繊維を多く配すれば、乾湿の寸法変化が過大になる欠
点を改善できる。In the present invention, the form of the fabric may be either a nine-knit fabric or a woven fabric, but a knit fabric is preferable in terms of ease of movement and movement. The fiber form may be spun or filamentous. However, the fabric may be 100% fabric with low water resistance as mentioned in the present invention, or may be a 100% fabric, or may be a mixture of elastic fibers such as polyurethane. By arranging a large amount of fibers that do not contain an excessive amount of ionic groups on the surface that comes into contact with the skin, it is possible to improve the drawback that the dimensional change during drying and wetting is excessive.
かかる布帛を水中衣料素材として適用することにより水
に濡れた状態での摩擦係数（ｌｌ）が０．８以下になり
、水中易滑性が増大されるが、こねは。By applying such a fabric as a material for underwater clothing, the coefficient of friction (ll) in a wet state becomes 0.8 or less, and the underwater slipperiness is increased.
水中の石などに利殖する水環に似た状態が布帛表面に生
じ、水中でのすべり性が増大するだめに生じる現象であ
る。A condition resembling a water ring that grows on stones in the water occurs on the surface of the fabric, and this phenomenon occurs when the fabric's slipperiness increases.
これにより、従来の水着などにくらべ、水中抵抗が小さ
くなり、競泳用水着などに適用すると。As a result, the underwater resistance is lower than that of conventional swimsuits, and it can be applied to swimsuits for competitive swimming.
競泳スピードが速くなり、水中スポーツ衣料の革新約な
素拐といえる。Swimming speeds have increased, and it can be said to be an innovation in underwater sports clothing.
なお１本発明にいう水中衣才１とは水着や、マリンウェ
アなどをいう。なお本発明の効果は、水に接する部分が
本発明の性質あるいは累月を有していればよく、たとえ
ばウェットスーツの表面に本発明の繊維を複合させたも
のなど複合形態をとる衣料も本発明に含まれる。Note that the term "underwater clothing" as used in the present invention refers to swimsuits, marine wear, and the like. Note that the effect of the present invention can be achieved only if the part that comes into contact with water has the properties or properties of the present invention.For example, clothing that takes a composite form such as a wet suit in which the fiber of the present invention is composited on the surface of the wet suit is also applicable to the present invention. Included in invention.
以下、具体的な例でもって本発明を更に説明する。The present invention will be further explained below using specific examples.
実施例１．比較例１，２
７０デニール２４フイラメントのナイロン６・６ウーリ
ー加工糸８０チ、ポリウレタン弾性糸２０％からなるツ
ーウェイ・トリコットを１通常の方法で精練した後、メ
タクリル酸３０％ｏｗｆ（被処理物の重量に対する重量
％）、過硫酸アンモンｉ％ｏｗｆからなる水溶液に浴比
に２０なる条件でｆＵ ｆｆｔし。Example 1. Comparative Examples 1 and 2 A two-way tricot consisting of 80 strands of 70 denier 24 filament nylon 6.6 woolly processed yarn and 20% polyurethane elastic yarn was scoured in a conventional manner, and methacrylic acid 30% OWF (methacrylic acid 30% OWF) fU fft in an aqueous solution consisting of ammonium persulfate i%owf at a bath ratio of 20.
徐々に加熱昇温を行い、９０°Ｃで６０分間処理をしだ
。このものは１．７４ ｘ １０−５グラム当量／グラ
ムフアイバーのカルボキシル基が導入されていることを
重量増加率から算出した。次に、かかる編地を炭酸ナト
リウムろＯ％ｏｗｆからなる水溶液に浸し、浴比１：２
０のもとて加熱昇温を行い、８０℃で６０分間、ナトリ
ウム置換処理を施した。かかる編地を９本文中に記述し
た方法で語れた状態での摩擦係数（μ）を測定した結果
、０４であり。The temperature was gradually increased and the treatment was continued at 90°C for 60 minutes. It was calculated from the weight increase rate that carboxyl groups of 1.74 x 10-5 gram equivalent/gram fiber were introduced into this product. Next, the knitted fabric was immersed in an aqueous solution consisting of sodium carbonate filtrate at a bath ratio of 1:2.
The temperature was raised to 0, and sodium substitution treatment was performed at 80° C. for 60 minutes. The coefficient of friction (μ) of this knitted fabric was measured using the method described in the main text, and the result was 04.
水中抵抗の小さい編地となった（実施例）。A knitted fabric with low underwater resistance was obtained (Example).
比較として１本実施例に用いた編地を、グラフト改質す
ることなく、濡れた状態での摩擦係数（μ）を測定した
結果、１．０以上であり従来どおりの水中抵抗の改善さ
れていない編地であった（比較例１）。For comparison, the coefficient of friction (μ) of the knitted fabric used in this example was measured in a wet state without graft modification, and it was 1.0 or more, indicating that the underwater resistance had not been improved as before. (Comparative Example 1).
さらに比較として１本実施例でメタクリル酸の使用量を
６φｏｖｙｆとし、あとは本実施例と同様の条件で加工
、処理を行なったが、かかる編地の藺れた状態での摩擦
係数（μ）は０．９であり、あまり水中抵抗は改善され
ていなかった。々お、この編地のカルボキシル基導入竜
は、 ３．５ Ｘ １０−’グラム当量／グラムファ
イバーであった（比較例２）。Furthermore, as a comparison, in this example, the amount of methacrylic acid used was 6φovyf, and the rest was processed and treated under the same conditions as in this example. was 0.9, indicating that the underwater resistance was not improved much. Furthermore, the carboxyl group-introduced weight of this knitted fabric was 3.5 x 10-' gram equivalent/gram fiber (Comparative Example 2).
実施例２，３
実施例１と同様の編地を、実施例１と同様の方法でグラ
フト改質し、カルボキシル基を、１．７４ｘ１０−４グ
ラム当量／グラムフアイバー導入した後。Examples 2 and 3 The same knitted fabric as in Example 1 was graft-modified in the same manner as in Example 1, and carboxyl groups were introduced at 1.74 x 10-4 gram equivalent/gram fiber.
１０チアンモニア水に浸漬し、８０°Ｃに加熱昇温を行
い、３０分間、置換処理をした（実施例２）。The sample was immersed in 10 thiammonia water, heated to 80°C, and subjected to a displacement treatment for 30 minutes (Example 2).
丑だ、これとは別に、１．７４ ｘ １［１−’グラム
小開°／グラムファイバーのカルボキシル基を導入した
同様の編地を、ラウリルジメチルベンジルアンモニウム
クロライド２０％ｏｗｆからなる浴比１：２０の液中で
８０’０ｘ３０分間処理を行りだ（実施例６）。Separately, a similar knitted fabric with a carboxyl group of 1.74 x 1 [1-' gram small opening degree/gram fiber introduced was treated with a bath ratio of 1:20% lauryldimethylbenzyl ammonium chloride 20% OWF. The treatment was carried out in a solution of 80'0 x 30 minutes (Example 6).
これらの編地の濡れた状態での摩擦係数（ｌｌ）を測定
した結果、各々、 ０．４３． ０゜４９であり、い
ずｔｌも水中抵抗の小さい編地となった。As a result of measuring the coefficient of friction (ll) of these knitted fabrics in a wet state, each was 0.43. 0°49, and both TLs were knitted fabrics with low underwater resistance.
第１図は２本発明の摩擦特性を測定する装置の一例を示
す概略図であり、第２図は、荷重合に布帛を取り付けた
図で上から見た平面図であり、第６図は、荷重合に布帛
を取りイ・１けた図で下から兄た平面図であり、第４図
は、布を取り付けだ平板を十から見た平面図である。Fig. 1 is a schematic diagram showing an example of a device for measuring friction characteristics of the present invention, Fig. 2 is a plan view from above with the fabric attached under load, and Fig. 6 is Figure 4 is a plan view taken from the bottom with the fabric removed under load, and Figure 4 is a plan view taken from the bottom with the fabric attached.
Claims (2)
る布帛面を外面に用いた水中衣料。(1) Underwater clothing whose outer surface is made of fabric that has a coefficient of friction of 08 or less when exposed to water.
量／グラム・ファイバー以」二のアルカリ金属、アンモ
ニウム基、まだは第４級アンモニウム基で置換された酸
性基を有するポリアミド系まだはポリエステル系繊維を
配したことを特徴とする特許請求の範囲第１項に記載の
水中衣料。(2) Polyamide-based or polyester-based fibers having at least on the outer surface an acidic group substituted with an alkali metal, ammonium group, or quaternary ammonium group of not less than 9 x I F' gram equivalent/gram fiber. The underwater clothing according to claim 1, characterized in that:
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP57154676A JPS5947404A (en) | 1982-09-07 | 1982-09-07 | Underwater cloths |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP57154676A JPS5947404A (en) | 1982-09-07 | 1982-09-07 | Underwater cloths |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS5947404A true JPS5947404A (en) | 1984-03-17 |
Family
ID=15589468
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP57154676A Pending JPS5947404A (en) | 1982-09-07 | 1982-09-07 | Underwater cloths |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS5947404A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5033116A (en) * | 1989-07-24 | 1991-07-23 | Descente Ltd. | Clothing for reducing fluid resistance |
Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5526243A (en) * | 1978-08-14 | 1980-02-25 | Tore Textile | Swimming suit |
| JPS5742910A (en) * | 1980-08-27 | 1982-03-10 | Toray Industries | Swiming suit product |
-
1982
- 1982-09-07 JP JP57154676A patent/JPS5947404A/en active Pending
Patent Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5526243A (en) * | 1978-08-14 | 1980-02-25 | Tore Textile | Swimming suit |
| JPS5742910A (en) * | 1980-08-27 | 1982-03-10 | Toray Industries | Swiming suit product |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5033116A (en) * | 1989-07-24 | 1991-07-23 | Descente Ltd. | Clothing for reducing fluid resistance |
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