JP3055381B2 - Woven fabric using stretchable spun yarn - Google Patents
Woven fabric using stretchable spun yarnInfo
- Publication number
- JP3055381B2 JP3055381B2 JP5301781A JP30178193A JP3055381B2 JP 3055381 B2 JP3055381 B2 JP 3055381B2 JP 5301781 A JP5301781 A JP 5301781A JP 30178193 A JP30178193 A JP 30178193A JP 3055381 B2 JP3055381 B2 JP 3055381B2
- Authority
- JP
- Japan
- Prior art keywords
- spun yarn
- woven fabric
- polyester
- elongation
- mol
- 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 - Fee Related
Links
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- Yarns And Mechanical Finishing Of Yarns Or Ropes (AREA)
- Multicomponent Fibers (AREA)
- Woven Fabrics (AREA)
Description
【発明の詳細な説明】DETAILED DESCRIPTION OF THE INVENTION
【０００１】[0001]
【産業上の利用分野】本発明は、織物に関する。さらに
詳しくは、潜在捲縮性ポリエステル複合繊維を用いてな
る伸縮性を有する紡績糸を使用した織物に関する。The present invention relates to, about your product. More specifically, the present invention relates to a woven fabric using stretchable spun yarn made of latently crimpable polyester composite fiber.
【０００２】[0002]
【従来の技術】ポリエステル繊維は、力学的性質、熱安
定性、ウオッシャブル性等に優れているために、現在で
は衣料用、産業資材用、インテリア用など極めて広い用
途に使用されている。2. Description of the Related Art Polyester fibers are currently used in a wide variety of applications such as clothing, industrial materials, and interiors because of their excellent mechanical properties, thermal stability, and washability.
【０００３】その中で衣料用途、特に、スポーツ衣料等
には機能性、フィット性の要求から伸縮性および伸長回
復性に富んだ布帛が求められている。[0003] Among them, fabrics having excellent stretchability and elongation recovery properties have been demanded for apparel applications, particularly for sports apparel and the like, from the demands of functionality and fit.
【０００４】従来より、伸縮性を付与する方法として、
潜在捲縮機能を有するポリエステル複合繊維によるもの
が知られている。例えば、特開平３−１６１５１９号公
報にはイソフタル酸による共重合率が７モル％以上１５
モル％以下の共重合ポリエステルを使用した複合繊維が
開示されている。Conventionally, as a method of imparting elasticity,
There is known a polyester composite fiber having a latent crimping function. For example, JP-A-3-161519 discloses that the copolymerization ratio of isophthalic acid is 7 mol% or more and
A conjugate fiber using less than mol% of a copolyester is disclosed.
【０００５】しかし、このようなイソフタル酸１成分だ
けを共重合した複合繊維では、拘束された糸や布帛内で
捲縮発現が十分なされず、満足な伸長率と回復性が得ら
れない欠点を有していた。[0005] However, such a composite fiber obtained by copolymerizing only one component of isophthalic acid has a drawback that crimping is not sufficiently developed in a constrained yarn or fabric, and satisfactory elongation and recovery cannot be obtained. Had.
【０００６】また、特開昭５８−１０９６４８号公報に
は、伸縮性のある長繊維糸条を用いた複合糸および布帛
が提案されているが、紡績糸の芯部に伸縮性長繊維糸条
を均一に複合化することができず、長繊維が紡績糸の外
側に配置されると伸縮性が全く得られない欠点を有して
いた。Japanese Patent Application Laid-Open No. 58-109648 proposes a composite yarn and a fabric using an elastic long fiber yarn. However, an elastic long fiber yarn is provided at the core of a spun yarn. Cannot be uniformly compounded, and when the long fibers are arranged outside the spun yarn, there is a drawback that stretchability cannot be obtained at all.
【０００７】[0007]
【発明が解決しようとする課題】本発明は、上記の欠点
を解決せんとするものであって、優れた潜在捲縮機能を
有するポリエステル複合繊維を配し、伸縮性、伸長回復
性に優れた紡績糸を用いてなる織物を安定的に供給せん
とするものである。SUMMARY OF THE INVENTION The present invention has been made to solve the above-mentioned drawbacks, and comprises a polyester conjugate fiber having an excellent latent crimping function, which is excellent in stretchability and stretch recovery. It is intended to stably supply a woven fabric using spun yarn.
【０００８】[0008]
【課題を解決するための手段】本発明の織物は次の構成
からなる。The fabric of the present invention has the following constitution.
【０００９】すなわち、２，２−ビス［４−（２−ヒド
ロキシエトキシ）フェニル］プロパン（以下、ＢＨＰＰ
と略称する）２〜７モル％とイソフタル酸（以下、ＩＰ
Ａと略称する）５〜１３モル％とを共重合したエチレン
テレフタレ−ト単位主体の共重合ポリエステル（Ａ）
と、実質的にエチレンテレフタレ−ト単位よりなるポリ
エステル（Ｂ）とからなる複合繊維であって、１８０℃
における無荷重下熱処理時の発現捲縮数が５０コ／25mm
以上である潜在捲縮性ポリエステル複合繊維を７０重量
％以上含有して構成され、１８０℃における乾熱収縮率
が３０％以上である伸縮性を有する紡績糸を織物全体の
３０％〜１００％用いてなり、目付が５０〜７００ｇ／
ｍ 2 、厚さが０．２〜１．９mm、伸長率が４％〜１８
％、伸長回復率が７０％以上であることを特徴とする伸
縮性を有する織物である。That is, 2,2-bis [4- (2-hydroxyethoxy) phenyl] propane (hereinafter referred to as BHPP
2-7 mol% and isophthalic acid (hereinafter IP)
A) Copolymerized polyester (A) mainly composed of ethylene terephthalate units copolymerized with 5 to 13 mol%.
And a polyester fiber (B) consisting essentially of ethylene terephthalate units.
The number of crimps developed at the time of heat treatment under no load is 50 pcs / 25 mm
Is configured to contain at which latent crimpable polyester bicomponent fibers 70 wt% or more than, the spun yarn of the whole fabric dry heat shrinkage at 180 ° C. has a Der Ru stretch more than 30%
30% to 100% used, with a basis weight of 50 to 700 g /
m 2 , thickness 0.2-1.9 mm, elongation 4% -18
%, And the elongation recovery rate is 70% or more.
It is a woven fabric having shrinkage .
【００１０】[0010]
【００１１】[0011]
【００１２】以下、本発明を詳細に説明する。Hereinafter, the present invention will be described in detail.
【００１３】本発明に用いる紡績糸を主として構成する
複合繊維は、ポリエステル（Ａ）と（Ｂ）とがサイド・
バイ・サイドに接合した複合繊維であって、弛緩熱処理
によってスパイラル捲縮を発現する潜在捲縮繊維であ
る。そして、ポリエステル（Ａ）はエチレンテレフタレ
ート単位を主たる構成単位とする共重合ポリエステルで
あり、共重合成分としてＢＨＰＰまたはそのエステル形
成誘導体（以下、エステル形成誘導体も含めてＢＨＰＰ
ということがある）とＩＰＡを用いて改質されたポリエ
チレンテレフタレート系共重合ポリエステルである。The conjugate fiber mainly comprising the spun yarn used in the present invention is such that the polyesters (A) and (B) are side yarns.
It is a conjugate fiber bonded to the by side, and is a latent crimped fiber that develops a spiral crimp by relaxation heat treatment. The polyester (A) is a copolymerized polyester having an ethylene terephthalate unit as a main constituent unit, and BHPP or an ester-forming derivative thereof (hereinafter referred to as BHPP including an ester-forming derivative) as a copolymerization component.
And a polyethylene terephthalate-based copolymerized polyester modified with IPA.
【００１４】ここで、ＢＨＰＰは、次の構造式で示され
るものである。Here, BHPP is represented by the following structural formula.
【００１５】[0015]
【化１】 本発明における複合繊維は、ポリエステル（Ａ）中のＢ
ＨＰＰの共重合割合を２〜７モル％とするものである。
ＢＨＰＰの共重合割合が２モル％未満では、収縮特性が
不十分となる。一方、７モル％を越えると、ポリマーの
融点低下、繊維の強力低下が著しくなる。Embedded image The conjugate fiber according to the present invention is a polyester fiber containing B
The copolymerization ratio of HPP is 2 to 7 mol%.
If the copolymerization ratio of BHPP is less than 2 mol%, the shrinkage properties will be insufficient. On the other hand, if it exceeds 7 mol%, the melting point of the polymer and the strength of the fiber decrease significantly.
【００１６】ポリエステル（Ａ）中のＩＰＡの共重合割
合は５〜１３％モル％とするものである。ＩＰＡの共重
合割合が５モル％未満では、実質的に大きな捲縮が得ら
れない。一方、１３モル％を越えると、ポリマーの融点
が低下するため、熱安定性が損なわれる。The copolymerization ratio of IPA in the polyester (A) is 5 to 13% by mole. If the copolymerization ratio of IPA is less than 5 mol%, substantially large crimps cannot be obtained. On the other hand, if it exceeds 13 mol%, the melting point of the polymer decreases, so that the thermal stability is impaired.
【００１７】また、ポリエステル成分（Ａ）および
（Ｂ）の固有粘度は、溶融紡糸を円滑に行なう観点か
ら、それぞれ０．４５〜０．６０および０．５５〜０．
７０程度であればよい。捲縮発現を十分なものとし、し
かも紡糸安定性を損なわないようにする観点からは、２
種のポリマーの固有粘度の差が０．２５以下とするのが
好ましい。The intrinsic viscosities of the polyester components (A) and (B) are 0.45 to 0.60 and 0.55 to 0.5, respectively, from the viewpoint of smoothly performing melt spinning.
It may be about 70. From the viewpoint of ensuring sufficient crimp development and not impairing spinning stability, 2
It is preferred that the difference in the intrinsic viscosities of the kinds of polymers be 0.25 or less.
【００１８】ポリエステル成分（Ａ）および（Ｂ）に
は、本発明の目的効果を損なわない範囲内で、他の共重
合成分を含んでもよい。さらに、本発明の複合繊維にお
いては（Ａ）および／または（Ｂ）成分に難燃剤、抗菌
剤、芳香剤、顔料、セラミックス等種々の特性付与剤や
添加物を任意に配合することができる。その他の紡糸条
件は従来のポリエステル複合繊維の紡糸条件を採用する
ことができる。The polyester components (A) and (B) may contain other copolymer components as long as the effects of the present invention are not impaired. Furthermore, in the composite fiber of the present invention, various property imparting agents and additives such as a flame retardant, an antibacterial agent, an aromatic, a pigment, and ceramics can be arbitrarily blended with the component (A) and / or the component (B). As other spinning conditions, spinning conditions of conventional polyester composite fibers can be adopted.
【００１９】上記複合繊維は、上記特定のポリエステル
を用い、通常の溶融紡糸による複合紡糸方法で得ること
ができる。The above-mentioned conjugate fiber can be obtained by a conjugate spinning method using ordinary melt spinning using the above-mentioned specific polyester.
【００２０】さらに、本発明における複合繊維は、１８
０℃における無荷重下熱処理時の発現捲縮数が５０コ／
25mm以上を有することが重要である。伸縮性、伸長回復
性に特に優れた織物を得る観点から、６０コ／25mmがよ
り好ましい。捲縮数５０コ／25mm未満では伸縮性が著し
く低下し、伸長回復率の低いものとなるので好ましくな
い。捲縮数の上限は特にないが、織物にした時、風合の
良好なものを得ようとする観点から、７０コ／25mm以下
にすることが好ましい。Further, the conjugate fiber according to the present invention comprises 18
The number of crimps developed during heat treatment under no load at 0 ° C. is 50
It is important to have at least 25mm. From the viewpoint of obtaining a woven fabric that is particularly excellent in stretchability and elongation recovery, 60 pcs / 25 mm is more preferable. When the number of crimps is less than 50 pieces / 25 mm, the elasticity is remarkably reduced, and the elongation recovery rate is low. Although there is no particular upper limit on the number of crimps, it is preferably 70 k / 25 mm or less from the viewpoint of obtaining a fabric having a good feeling when woven.
【００２１】以下、本発明に適用する紡績糸の製造方法
の一例について説明する。Hereinafter, an example of a method for producing a spun yarn applied to the present invention will be described.
【００２２】上記複合繊維は、梳綿工程通過時において
ネップや未開繊トラブルが発生しない程度に、通常の押
し込み式捲縮機などにより機械捲縮８〜２０コ／25mmを
付与した潜在型捲縮性原綿とするのが好ましい。The above-mentioned conjugate fiber is a latent type crimp having a mechanical crimp of 8 to 20 pcs / 25 mm applied by a usual push-in type crimping machine or the like to the extent that no nep or unspreading trouble occurs during the carding process. It is preferable to use raw cotton.
【００２３】上記複合繊維の繊度、繊維長、およびこれ
ら紡績糸の製造方法は、特に限定されず、織物の用途に
合わせて通常の短紡方式や梳毛紡方式など適宜用いるこ
とができる。The fineness and fiber length of the above-mentioned conjugate fiber and the method for producing these spun yarns are not particularly limited, and an ordinary short spinning method or a worsted spinning method can be appropriately used according to the use of the woven fabric.
【００２４】また、本発明の伸縮性を有する紡績糸は、
ストレッチ性を十分に発揮させる点から、上記複合繊維
を７０重量％以上含有せしめることが重要である。上記
複合繊維が７０重量％に満たないと撚による拘束状態下
の紡績糸内で捲縮発現がなされない。Further, the stretchable spun yarn of the present invention comprises:
It is important to contain the composite fiber in an amount of 70% by weight or more from the viewpoint of sufficiently exhibiting stretchability. If the amount of the conjugate fiber is less than 70% by weight, no crimping occurs in the spun yarn under the constrained state by twisting.
【００２５】本発明の紡績糸は、上記複合繊維の他に３
０重量％未満の範囲で、通常のポリエステル繊維や木
綿、ウール、麻等の天然繊維等を適宜混綿して製品風
合、機能性を同時に満足するようにしてもよい。[0025] The spun yarn of the present invention may contain 3
In the range of less than 0% by weight, ordinary polyester fibers, natural fibers such as cotton, wool, hemp, etc. may be appropriately mixed so as to simultaneously satisfy the feeling of the product and the functionality.
【００２６】一方、本発明の紡績糸は、１８０℃におけ
る乾熱収縮率が３０％以上であることが重要である。乾
熱収縮率が３０％未満では織物にした場合、織物の拘束
力に勝る十分な収縮力が得られず、織物で優れたストレ
ッチ性を発揮できない。On the other hand, it is important that the spun yarn of the present invention has a dry heat shrinkage at 180 ° C. of 30% or more. If the dry heat shrinkage is less than 30%, if the fabric is made into a woven fabric, a sufficient shrinkage force exceeding the binding force of the woven fabric cannot be obtained, and the fabric cannot exhibit excellent stretchability.
【００２７】１８０℃における乾熱収縮率を３０％以上
の紡績糸とするには、例えば原綿製造工程中の延伸工程
において、熱処理温度を低くすることにより達成でき
る。A spun yarn having a dry heat shrinkage at 180 ° C. of 30% or more can be achieved, for example, by lowering the heat treatment temperature in the stretching step in the raw cotton production step.
【００２８】次に、本発明の織物について説明する。Next, the fabric of the present invention will be described.
【００２９】本発明の伸縮性を有する織物は、上記本発
明の紡績糸を織物全体の重量の３０〜１００％の範囲で
用いてなるものである。そして、目付が５０〜７００ｇ
／ｍ2 、厚さが０．２〜１．９mmの範囲内で、伸長率が
４〜１８％、伸長回復率が７０％以上の範囲にあること
が重要である。The stretchable woven fabric of the present invention is obtained by using the spun yarn of the present invention in a range of 30 to 100% by weight of the whole woven fabric. And the basis weight is 50-700g
/ M 2 , a thickness of 0.2 to 1.9 mm, an elongation of 4 to 18%, and an elongation recovery of 70% or more.
【００３０】上記本発明の紡績糸が織物全体の重量の３
０％未満では、十分なストレッチ性が得られない。４０
％〜１００％がより好ましい範囲である。The spun yarn of the present invention has a weight of 3% of the total weight of the fabric.
If it is less than 0%, sufficient stretchability cannot be obtained. 40
% To 100% is a more preferable range.
【００３１】目付が５０ｇ／ｍ2 未満では織物のタテ・
ヨコ本数が極端に少なくなり、本発明の紡績糸を用いて
もガーゼ状になると共に、糸同志の交錯点がルーズにな
って伸長回復性が不十分となる。目付が７００ｇ／ｍ2
を越える場合は糸同志の交錯点が極端に増し、目的とす
る伸縮率が得られない。１００ｇ／ｍ2 〜３００ｇ／ｍ
2 がより好ましい範囲である。If the basis weight is less than 50 g / m 2 , the fabric
The number of wefts becomes extremely small, and the spun yarn of the present invention becomes gauze-like even when the spun yarn is used, and the intersection of the yarns becomes loose and the elongation recoverability becomes insufficient. The basis weight is 700 g / m 2
When the value exceeds, the intersection of the yarns increases extremely, and the desired expansion and contraction ratio cannot be obtained. 100 g / m 2 to 300 g / m
2 is a more preferred range.
【００３２】また織物の厚さが薄くなるほど細番手の紡
績糸を用いることになるが、厚さが０．２mm未満では用
いる紡績糸が細くなりすぎるため目標とする収縮率が不
十分である。一方、１．９mmを越える場合は極太番手の
紡績糸を用いることとなり、目標とする伸縮性は得られ
るものの風合が粗硬になる。０．３mm〜１．４mmがより
好ましい範囲である。Further, as the thickness of the woven fabric becomes thinner, finer spun yarn is used. However, when the thickness is less than 0.2 mm, the spun yarn used becomes too thin, and the target shrinkage is insufficient. On the other hand, when it exceeds 1.9 mm, a spun yarn having a very large count is used, and although the target elasticity is obtained, the feeling becomes rough and hard. 0.3 mm to 1.4 mm is a more preferable range.
【００３３】伸長率が４％未満ではフィット性が不十分
であり、１８％を越えるものは複合繊維の捲縮発現数が
高くなり、織物風合が粗硬になり極端に低下する。７％
〜１５％がより好ましい範囲である。If the elongation is less than 4%, the fit is insufficient. If the elongation exceeds 18%, the number of crimps of the composite fiber is increased, and the texture of the woven fabric becomes coarse and extremely reduced. 7%
１５15% is a more preferred range.
【００３４】伸縮回復率が７０％未満では、織物の形態
保持性が悪くなる。８０％以上１００％以下がより好ま
しい範囲である。If the elasticity recovery rate is less than 70%, the form retention of the woven fabric is poor. A range of 80% or more and 100% or less is a more preferable range.
【００３５】なお、伸長率、伸長回復率の調整は、織物
設計や染色仕上げでの張力コントロールにより適宜行な
う方法が好ましく採用される。The adjustment of the elongation rate and the elongation recovery rate is preferably carried out by appropriately controlling the tension in the design of the woven fabric and the dyeing finish.
【００３６】[0036]
【実施例】以下、実施例によって本発明を詳しく説明す
る。The present invention will be described below in detail with reference to examples.
【００３７】なお、実施例における特性値等の測定法は
次のとおりである。The method of measuring characteristic values and the like in the examples is as follows.
【００３８】＜原綿の評価＞ （１）極限粘度 ｏ−クロロフェノール溶液中、２５℃で常法に従い測定
した。<Evaluation of Raw Cotton> (1) Intrinsic Viscosity It was measured in an o-chlorophenol solution at 25 ° C. according to a conventional method.
【００３９】（２）繊度 ＪＩＳ−Ｌ１０１５−７−５−１Ａの方法により測定し
た。(2) Fineness Measured according to the method of JIS-L1015-7-5-1A.
【００４０】（３）捲縮数 ＪＩＳ−Ｌ１０１５−７−１２−１の方法により測定し
た。(3) Number of crimps Measured according to the method of JIS-L1015-7-12-1.
【００４１】（４）自由収縮率 ＪＩＳ−Ｌ１０１５−７−１５の方法に準じ、デニール
当たり３００mgの荷重をかけて測定した。(4) Free Shrinkage Rate According to the method of JIS-L1015-7-15, the free shrinkage rate was measured with a load of 300 mg per denier.
【００４２】＜織物の評価＞ （１）目付 ＪＩＳ−Ｌ１０９６の方法により測定した。<Evaluation of woven fabric> (1) Weight per unit area Measured according to the method of JIS-L1096.
【００４３】（２）厚さ ＪＩＳ−Ｌ１０９６の方法により測定した。(2) Thickness The thickness was measured according to the method of JIS-L1096.
【００４４】（３）伸長率 ＪＩＳ−Ｌ１０９６の方法により測定した。(3) Elongation rate Measured by the method of JIS-L1096.
【００４５】（４）伸長回復率 ＪＩＳ−Ｌ１０９６の方法により測定した。(4) Elongation recovery rate Measured by the method of JIS-L1096.
【００４６】［実施例１〜２，比較例１］ポリエステル
成分（Ａ）としてエチレンテレフタレートを主成分と
し、ＩＰＡ７．１モル％およびＢＨＰＰ４．４モル％と
を共重合したポリエステルと、ポリエステル成分（Ｂ）
として実質的にエチレンテレフタレートのみからなるポ
リエステルを用いて、複合溶融紡糸装置によって丸断面
口金孔から２９０℃で複合比率５０：５０とし、２７５
ｇ／分の吐出量、１２００ｍ／分の速度で巻き取り、サ
イド・バイ・サイド型未延伸糸を得た。Examples 1-2 and Comparative Example 1 As the polyester component (A), a polyester obtained by copolymerizing 7.1 mol% of IPA and 4.4 mol% of BHPP with ethylene terephthalate as a main component, and a polyester component (B) )
Using a polyester substantially consisting only of ethylene terephthalate, a composite melt spinning apparatus was used to set a composite ratio of 50:50 at 290 ° C. from a round cross-section die hole, and 275
It was wound at a discharge rate of 1200 g / min at a discharge rate of g / min to obtain a side-by-side undrawn yarn.
【００４７】これらの未延伸糸を収束後、延伸倍率３．
０倍、延伸温度９０℃で延伸し、緊張熱処理温度１４０
℃で熱処理を行ない、押し込み式捲縮機で機械捲縮を付
与した後、切断して２デニール×５１mm、捲縮数１４コ
／25mmの短繊維を得た。１８０℃における無荷重下熱処
理時の発現捲縮数は５８コ／25mmであった。After these undrawn yarns are converged, a draw ratio of 3.
The film is stretched 0 times at a stretching temperature of 90 ° C.
After heat-treating at ℃, mechanical crimping was performed with a press-type crimping machine, and then cut to obtain short fibers having a denier of 2 × 51 mm and a number of crimps of 14/25 mm. The number of crimps developed during the heat treatment under no load at 180 ° C. was 58 cores / 25 mm.
【００４８】上記複合繊維１００％を通常の短紡方式
で、番手３０Ｓ（撚係数Ｋ＝３．０）で紡績した（実施
例１）。The above composite fiber 100% was spun by a usual short spinning method with a count of 30S (twist coefficient K = 3.0) (Example 1).
【００４９】また、上記複合繊維７０％とレギュラーポ
リエステル（１．５ｄ×５１mm）３０％で混紡したもの
を通常の短紡方式で番手３０Ｓ（撚係数Ｋ＝３．０）で
同様に紡績したもの（実施例２）、および、上記複合繊
維６０％とレギュラーポリエステル（１．５ｄ×５１m
m）４０％で混紡したものを通常の短紡方式で、番手３
０Ｓ（撚係数Ｋ＝３．０）で同様に紡績したもの（比較
例１）も紡績した。A mixture obtained by blending 70% of the above-mentioned composite fiber and 30% of regular polyester (1.5d × 51 mm) is similarly spun at a count of 30S (twist coefficient K = 3.0) by an ordinary short spinning method. (Example 2) 60% of the composite fiber and regular polyester (1.5 d × 51 m)
m) A blend of 40% and a normal short spinning method.
A yarn spun at 0S (twist coefficient K = 3.0) (Comparative Example 1) was also spun.
【００５０】これら紡績糸の１８０℃における乾熱収縮
率を表１にそれぞれ示した。Table 1 shows the dry heat shrinkage at 180 ° C. of these spun yarns.
【００５１】また、経糸として１５０デニールのポリエ
チレンテレフタレートフィラメント（織密度：経６０本
／ｉｎ）に、上記それぞれの紡績糸を緯打ち込み（織密
度：緯５５本／ｉｎ）し得た布帛を１３０℃で染色した
ものについて、緯方向のストレッチ特性を調べた結果を
表１に併記した。The above spun yarn was weft-punched into a 150-denier polyethylene terephthalate filament (woven density: warp: 60 yarns / in) as a warp (woven density: 55 yarns / in). Table 1 also shows the results of examining the stretch property in the weft direction for the dyed in Table 1.
【００５２】表１の結果から、本発明に係る紡績糸を用
いて得た織物（実施例１，２）は、伸長率および伸長回
復率共に優れたストレッチ性を有するものであった。From the results shown in Table 1, the woven fabric (Examples 1 and 2) obtained using the spun yarn according to the present invention had excellent stretchability in both the elongation rate and the elongation recovery rate.
【００５３】一方、紡績糸を構成する複合繊維の混紡率
が７０％以下で乾熱収縮率が３０％未満の紡績糸（比較
例１）は、伸長率が３．８％、伸長回復率が６８％とス
トレッチ性に劣るものであった。On the other hand, the spun yarn (Comparative Example 1) in which the blend ratio of the conjugate fiber constituting the spun yarn is 70% or less and the dry heat shrinkage ratio is less than 30% has a 3.8% elongation rate and a recovery rate of elongation. The stretchability was poor at 68%.
【００５４】[0054]
【表１】 ［実施例３］実施例１で得た複合繊維１００％使いの紡
績糸を、経糸、緯糸として用い、織密度が経５５本／ｉ
ｎ、緯５５本／ｉｎで２／１ツイルを製織し、１３０℃
で染色仕上げ加工して得た織物についてストレッチ特性
を調べた。[Table 1] Example 3 The spun yarn using 100% of the composite fiber obtained in Example 1 was used as a warp and a weft, and the weaving density was 55 warp / i.
n, weft 2/1 twill at weft 55 / in, 130 ° C
The stretch characteristics of the woven fabric obtained by dyeing and finishing were examined.
【００５５】表２に示すように、経方向の伸長率１１．
６％、伸長回復率９３．４％、緯方向の伸長率１４．８
％、伸長回復率９７．８％と優れたストレッチ性を得
た。As shown in Table 2, the elongation rate in the warp direction was 11.
6%, elongation recovery rate 93.4%, elongation rate in weft direction 14.8
%, And an excellent elongation recovery rate of 97.8%.
【００５６】[0056]
【表２】 [Table 2]
【００５７】[0057]
【発明の効果】本発明に適用する伸縮性を有する紡績糸
は、伸縮性、伸長回復率に優れ、スポーツ、ワーキング
衣料等の機能性、フィット性の性能の要求される用途分
野に好適な織物とすることができ、この紡績糸を使用し
た本発明の織物は、高伸縮性に富むばかりでなく、ソフ
トタッチのものが得られ、優れた風合いを有するもので
ある。 The spun yarn having elasticity applied to the present invention is excellent in elasticity and elongation recovery rate, and is a woven fabric suitable for use in sports, working clothing, etc., in which functional and fitting properties are required. And using this spun yarn
The woven fabric of the present invention is not only rich in high elasticity but also soft.
With a touch texture and excellent texture
is there.
【００５８】[0058]
フロントページの続き (58)調査した分野(Int.Cl.7，ＤＢ名) D03D 15/08 D02G 3/02 D02G 3/24 Continuation of the front page (58) Field surveyed (Int.Cl. 7 , DB name) D03D 15/08 D02G 3/02 D02G 3/24
Claims (1)
キシ）フェニル］プロパン２〜７モル％とイソフタル酸
５〜１３モル％とを共重合したエチレンテレフタレ−ト
単位主体の共重合ポリエステル（Ａ）と、実質的にエチ
レンテレフタレ−ト単位よりなるポリエステル（Ｂ）と
からなる複合繊維であって、１８０℃における無荷重下
熱処理時の発現捲縮数が５０コ／25mm以上である潜在捲
縮性ポリエステル複合繊維を７０重量％以上含有して構
成され、１８０℃における乾熱収縮率が３０％以上であ
る伸縮性を有する紡績糸を織物全体の３０％〜１００％
用いてなり、目付が５０〜７００ｇ／ｍ 2 、厚さが０．
２〜１．９mm、伸長率が４％〜１８％、伸長回復率が７
０％以上であることを特徴とする伸縮性を有する織物。An ethylene terephthalate unit-based copolymer obtained by copolymerizing 2 to 7 mol% of 2,2-bis [4- (2-hydroxyethoxy) phenyl] propane and 5 to 13 mol% of isophthalic acid. A composite fiber comprising a polyester (A) and a polyester (B) consisting essentially of ethylene terephthalate units, wherein the number of crimps developed during heat treatment under no load at 180 ° C. is 50/25 mm or more. A stretchable spun yarn containing at least 70% by weight of a latently crimpable polyester composite fiber and having a dry heat shrinkage at 180 ° C of 30% or more is used as a 30% to 100% of the entire woven fabric.
It has a basis weight of 50 to 700 g / m 2 and a thickness of 0.1 g / m 2 .
2 to 1.9 mm, elongation rate 4% to 18%, elongation recovery rate 7
A stretchable woven fabric characterized by being at least 0% .
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP5301781A JP3055381B2 (en) | 1993-12-01 | 1993-12-01 | Woven fabric using stretchable spun yarn |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP5301781A JP3055381B2 (en) | 1993-12-01 | 1993-12-01 | Woven fabric using stretchable spun yarn |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPH07150429A JPH07150429A (en) | 1995-06-13 |
| JP3055381B2 true JP3055381B2 (en) | 2000-06-26 |
Family
ID=17901100
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP5301781A Expired - Fee Related JP3055381B2 (en) | 1993-12-01 | 1993-12-01 | Woven fabric using stretchable spun yarn |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JP3055381B2 (en) |
Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2011062550A (en) * | 2010-12-17 | 2011-03-31 | Descente Ltd | Weight training wear |
| JP7017113B2 (en) * | 2018-03-30 | 2022-02-08 | 東洋紡株式会社 | Textiles for heavy clothing for sports and heavy clothing for sports |
-
1993
- 1993-12-01 JP JP5301781A patent/JP3055381B2/en not_active Expired - Fee Related
Also Published As
| Publication number | Publication date |
|---|---|
| JPH07150429A (en) | 1995-06-13 |
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