JP2001172866A - Hygroscopic and exothermic cellulose-based fiber product having excellent heat retaining property - Google Patents
Hygroscopic and exothermic cellulose-based fiber product having excellent heat retaining propertyInfo
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- JP2001172866A JP2001172866A JP36150299A JP36150299A JP2001172866A JP 2001172866 A JP2001172866 A JP 2001172866A JP 36150299 A JP36150299 A JP 36150299A JP 36150299 A JP36150299 A JP 36150299A JP 2001172866 A JP2001172866 A JP 2001172866A
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- heat
- absorbing
- fiber
- moisture
- fiber product
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Abstract
Description
【０００１】[0001]
【発明の属する技術分野】本発明は、保温性に優れた吸
湿発熱性セルロース系繊維製品に関するものである。さ
らに詳しくは、非着色の吸湿発熱性セルロース系繊維を
用いた保温性の優れたセルロース系繊維製品に関する。BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a moisture-absorbing and exothermic cellulosic fiber product excellent in heat retention. More specifically, the present invention relates to a cellulosic fiber product using non-colored moisture-absorbing and heat-generating cellulosic fiber and having excellent heat retention.
【０００２】[0002]
【従来の技術】従来、スキーウエア、スキーパンツ、ス
ノーボードウエアなど冬季の運動着やインナー、カジュ
アルシャツなど一般衣料の素材として、吸湿発熱性繊維
製品が商品化されてきた。2. Description of the Related Art Hitherto, moisture-absorbing and heat-generating textile products have been commercialized as materials for general clothing such as winter sportswear, innerwear, casual shirts such as ski wear, ski pants, and snowboard wear.
【０００３】特公平7-59762号公報には、吸放湿吸水発
熱性繊維としてアクリル酸系吸放湿吸水発熱性繊維につ
いて開示されている。しかし、この繊維はアクリル系繊
維で、かつ特有のピンク色をしている欠点があるもので
ある。[0003] Japanese Patent Publication No. 7-59762 discloses an acrylic acid-based moisture-absorbing, moisture-absorbing, heat-generating fiber as a moisture-absorbing, moisture-absorbing, heat-generating fiber. However, this fiber is an acrylic fiber and has a drawback that it has a characteristic pink color.
【０００４】特開平8-311767号公報にはナイロン、ポリ
エステル、アクリル系、ビニロン、ポリプロピレン、ポ
リエチレンの合成繊維やセルロース系繊維にアミノ基、
カルボキシル基の官能基を導入することにより、湿潤発
熱性繊維を得る方法が開示されている。しかし、これら
の繊維は発熱性に優れているが、保温性を高めた繊維製
品については記載されていない。Japanese Patent Application Laid-Open No. 8-311767 discloses that an amino group, a synthetic fiber of nylon, polyester, acrylic, vinylon, polypropylene and polyethylene or a cellulose fiber is used.
A method for obtaining a wet heat-generating fiber by introducing a functional group of a carboxyl group is disclosed. However, although these fibers are excellent in heat build-up, there is no description about a fiber product having improved heat retention.
【０００５】特許第2898623号公報にはセルロース100重
量部に対してN-メチルロール（メタ）アクリルアミドが
0.3〜2.5重量部、‐COOX（X：H、NH4またはアルカリ金
属）で示されるカルボキシル基またはアミノ基を有する
少なくとも1種類の水溶性ビニル重合性化合物が5〜45重
量部化学結合した吸湿発熱性セルロース繊維と記載があ
る。しかしながら、保温性を高めた繊維製品については
記載されていない。[0005] Japanese Patent No. 2888623 discloses that N-methylol (meth) acrylamide is used per 100 parts by weight of cellulose.
0.3 to 2.5 parts by weight, 5 to 45 parts by weight of at least one water-soluble vinyl polymerizable compound having a carboxyl group or an amino group represented by -COOX (X: H, NH 4 or an alkali metal) is chemically bonded to generate heat. It is described as a permeable cellulose fiber. However, there is no description about a fiber product having improved heat retention.
【０００６】[0006]
【発明が解決しようとする課題】本発明者らは、上記の
問題点に鋭意研究を重ねた結果、本発明に到達した。す
なわち、本発明は吸湿発熱性があり、保温性に優れたセ
ルロース系繊維製品を提供することを目的とする。DISCLOSURE OF THE INVENTION The present inventors have conducted intensive studies on the above-mentioned problems, and as a result, have reached the present invention. That is, an object of the present invention is to provide a cellulosic fiber product which has heat absorption by moisture absorption and is excellent in heat retention.
【０００７】[0007]
【課題を解決するための手段】本発明は、かかる課題を
解決するため、次の手段をとるものである。 １．吸湿発熱性セルロース系繊維を１０重量%以上含有
し、且つ布帛の厚み方向に繊維密度差を有する保温性に
優れた吸湿発熱性セルロース系繊維製品。 ２．前記吸湿発熱性セルロース系繊維布帛の厚み方向の
繊維密度差が布帛組織、2層構造糸または布帛の起毛加
工により達成されている前記1記載の保温性に優れた吸
湿発熱性セルロース系繊維製品。 ３．前記吸湿発熱性セルロース系繊維が‐COOX（X：H、
またはNH4、またはアルカリ金属）、-SO3X（X：H、また
はNH4、またはアルカリ金属）、アミド基およびアミノ
基の内の少なくとも1種を有する繊維である前記1〜2記
載の吸湿発熱性セルロース系繊維製品、である。The present invention adopts the following means in order to solve such problems. 1. A moisture-absorbing and heat-generating cellulosic fiber product which contains 10% by weight or more of a heat-absorbing and heat-generating cellulosic fiber and has a fiber density difference in the thickness direction of the fabric and is excellent in heat retention. 2. 2. The moisture-absorbing and heat-generating cellulosic fiber product excellent in heat retention as described in 1 above, wherein the difference in fiber density in the thickness direction of the moisture-absorbing and heat-generating cellulosic fiber fabric is achieved by raising a fabric structure, a two-layer structure yarn or a fabric. 3. The moisture-absorbing and heat-generating cellulosic fiber is -COOX (X: H,
Or NH 4 or an alkali metal), —SO 3 X (X: H or NH 4 or an alkali metal), a fiber having at least one of an amide group and an amino group, the moisture absorption described in the above 1-2. Exothermic cellulosic fiber products.
【０００８】[0008]
【発明の実施の形態】以下に本発明を詳細に説明する。
本発明における繊維製品とは、綿（わた）、糸、織物、
編物、不織布等などでこれらから編成される2次製品を
含む。DESCRIPTION OF THE PREFERRED EMBODIMENTS The present invention will be described below in detail.
Textile products in the present invention include cotton (cotton), yarn, woven fabric,
Includes secondary products knitted from these, such as knitted fabrics and nonwoven fabrics.
【０００９】本発明で用いるセルロース系繊維は、木綿
や麻や再生セルロースなどの各種のセルロース系繊維で
ある。また、セルロース系繊維製品には他の繊維が混合
されていても良い。混用されるセルロース繊維以外の繊
維としてはポリエステル繊維、ポリアミド繊維、ナイロ
ン繊維、アクリル繊維等の合成繊維や、レーヨン繊維、
トリアセテート繊維等の再生もしくは半合成繊維、シル
ク、羊毛等の天然繊維が上げられるがこれらに限定され
るものではない。The cellulosic fibers used in the present invention are various cellulosic fibers such as cotton, hemp and regenerated cellulose. Further, other fibers may be mixed in the cellulosic fiber product. As fibers other than cellulose fibers to be mixed, polyester fibers, polyamide fibers, nylon fibers, synthetic fibers such as acrylic fibers, rayon fibers,
Examples include, but are not limited to, regenerated or semi-synthetic fibers such as triacetate fibers, and natural fibers such as silk and wool.
【００１０】本発明における吸湿発熱性セルロース系繊
維とは、セルロース繊維に、親水性ビニルモノマーをグ
ラフト重合や化学反応等をさせることにより、‐COOX
（X：H、またはNH4、またはアルカリ金属）、-SO3X
（X：H、またはNH4、またはアルカリ金属）、アミド基
及びアミノ基の内の少なくとも1種を導入させたもので
あり、これらのことによって満足できる吸湿発熱性セル
ロース系繊維を得ることが出来る。この際の実施の形態
としては、綿、糸、布帛等である。The moisture-absorbing and heat-generating cellulosic fiber in the present invention is obtained by subjecting a cellulose fiber to graft polymerization or chemical reaction of a hydrophilic vinyl monomer to give -COOX.
(X: H or NH 4 or alkali metal), -SO 3 X
(X: H, or NH 4 , or an alkali metal), at least one of an amide group and an amino group is introduced, and a satisfactory moisture-absorbing and heat-generating cellulosic fiber can be obtained by these. . As an embodiment at this time, cotton, yarn, cloth and the like are used.
【００１１】本発明における前記の親水性基は、親水性
ビニル系モノマーのグラフト重合等によって導入するこ
とができるが、グラフト重合された繊維の場合は、グラ
フト率が２〜３０重量%で、綿の状態で親水性ビニル系
モノマーがグラフト重合された繊維であることが好まし
く、該繊維のグラフト率が、２重量%未満ではその効果
は十分ではない。また、30重量%を超えると綿の硬化や
強伸度低下が起こり、後の紡績工程での工程通過性が悪
くなる傾向がある。In the present invention, the hydrophilic group can be introduced by graft polymerization of a hydrophilic vinyl monomer or the like. In the case of a graft-polymerized fiber, the graft ratio is 2 to 30% by weight and cotton is used. It is preferable that the fiber is a fiber obtained by graft-polymerizing a hydrophilic vinyl monomer in the state described above. If the graft ratio of the fiber is less than 2% by weight, the effect is not sufficient. On the other hand, when the content exceeds 30% by weight, the hardening of the cotton and the decrease in the elongation occur, and the processability in the subsequent spinning process tends to deteriorate.
【００１２】本発明における親水性ビニル系モノマーと
しては、分子構造内に重合性のビニル基を有し、かつカ
ルボン酸、スルホン酸等の酸性基および／またはその
塩、水酸基、アミド基等の親水性基を有するモノマーで
ある。The hydrophilic vinyl monomer used in the present invention has a polymerizable vinyl group in its molecular structure and has an acidic group such as carboxylic acid and sulfonic acid and / or a salt thereof, and a hydrophilic group such as hydroxyl group and amide group. It is a monomer having a functional group.
【００１３】これらの中で好ましいのは、カルボン酸系
ビニル化合物であり、具体的にはカルボン酸系ビニル化
合物であり、アクリル酸、メタクリル酸、マレイン酸、
クロトン酸、ブテントリカルボン酸等、及びこれらの金
属塩があげられるがこれらが単独もしくは混合されて使
用されても良い。この中でグラフト重合性の点で、メタ
クリル酸及びアクリル酸が好ましい。Of these, preferred are carboxylic acid vinyl compounds, specifically, carboxylic acid vinyl compounds, such as acrylic acid, methacrylic acid, maleic acid, and the like.
Examples thereof include crotonic acid and butenetricarboxylic acid, and metal salts thereof. These may be used alone or in combination. Of these, methacrylic acid and acrylic acid are preferred from the viewpoint of graft polymerizability.
【００１４】これらのモノマーを綿の状態の繊維にグラ
フト重合させるに際しては、これらモノマーと共に重合
開始剤として過酸化水素と2価鉄塩などのレドックス
系、過硫酸カリウムやアンモニウムなどの過酸化物、
2，2アゾビス塩酸塩などのアゾ系重合開始剤、硝酸2ア
ンモニウムセリウムなどのセリウム塩などが使用され
る。重合開始剤は、加工浴中に添加する方法、予め繊維
に付与する方法等が採用できる。When these monomers are graft-polymerized onto cotton fibers, the monomers are used together with a polymerization initiator such as a redox system such as hydrogen peroxide and a ferrous salt, a peroxide such as potassium persulfate or ammonium,
Azo-based polymerization initiators such as 2,2 azobis hydrochloride and cerium salts such as diammonium cerium nitrate are used. As the polymerization initiator, a method of adding the polymerization initiator into a processing bath, a method of previously applying the polymerization initiator to fibers, and the like can be employed.
【００１５】綿の状態で親水性ビニル系モノマーをグラ
フト重合させる方法としては、セルロース繊維をオーバ
ーマイヤー加工機等の加工浴中に浸漬して加熱処理する
が、処理条件は通常50℃以上150℃以下で5min以上180mi
n以下であり、好ましくは60℃以上120℃以下で30min以
上120min以下である。加工雰囲気としては窒素ガス雰囲
気が好ましい。その後、重合開始剤の失活処理と洗浄処
理、油剤付与、乾燥処理が必要により実施される。As a method of graft-polymerizing a hydrophilic vinyl-based monomer in the state of cotton, cellulose fibers are immersed in a processing bath such as an Overmeyer processing machine and heat-treated. 180mi below 5min
n or less, preferably from 30 ° C. to 120 ° C. for 30 min to 120 min. The processing atmosphere is preferably a nitrogen gas atmosphere. Thereafter, a deactivation treatment and a washing treatment of the polymerization initiator, an oil agent application, and a drying treatment are performed as necessary.
【００１６】また、グラフト重合方法として、放射線、
電子線、紫外線、マイクロウェーブ等の活性エネルギー
線を利用する方法も採用することができる。Further, as the graft polymerization method, radiation,
A method using an active energy ray such as an electron beam, an ultraviolet ray, and a microwave can also be adopted.
【００１７】本発明における吸湿発熱性セルロース繊維
の繊維製品中における含有量は、１０重量％以上であ
り、好ましくは、１５重量％、より好ましくは、２０重
量％以上である。The content of the moisture-absorbing and heat-generating cellulose fiber in the present invention in the fiber product is at least 10% by weight, preferably at least 15% by weight, more preferably at least 20% by weight.
【００１８】繊維製品中に単に吸湿発熱性セルロース繊
維を用いるのみでは、保温性に優れた繊維製品を得るこ
とが出来ず、衣服内の吸湿発熱量を逃がさないために、
密度を増やしたり、経糸、緯糸を太くすることなどで目
付けを増やすと、着用感が重く感じられるため満足する
ものを得ることが出来ない。そこで、従来の着用感(軽
さ)と変わらず、衣服内の温度を保ち、保温性を向上す
る方法として、布帛の厚み方向に繊維密度差を与えるこ
と特徴とする。By simply using the moisture-absorbing and heat-generating cellulose fiber in the fiber product, it is not possible to obtain a fiber product excellent in heat retention, and the heat-absorbing heat generation in the clothes is not lost.
If the basis weight is increased by increasing the density or increasing the warp or weft, a satisfactory feeling cannot be obtained because the feeling of wearing is heavy. Therefore, as a method of maintaining the temperature in the clothes and improving the heat retention without changing the wearing feeling (lightness) of the related art, a feature is to give a fiber density difference in the thickness direction of the cloth.
【００１９】布帛の厚み方向に繊維密度差を与える方法
としては、多重織等の布帛組織にする方法、布帛の起毛
加工、例えば湿式起毛、乾式起毛(エメリー起毛、針布
起毛、ブラシ起毛)の起毛加工等で、肌側を密にし、外
気に触れる側を粗にする方法や、紡績工程で芯部は繊維
密度が高く、鞘は繊維密度が低い2層構造糸で布帛を形
成する方法等が挙げられる。Examples of the method of giving a fiber density difference in the thickness direction of the fabric include a method of forming a fabric structure such as a multi-weave, and a brushing process of the fabric, for example, a wet brushing, a dry brushing (emery brushing, a needle brushing, a brush brushing). Methods such as raising the skin side and roughening the side that comes in contact with the outside air by brushing, etc., and methods of forming a fabric with a two-layer structure yarn having a high fiber density at the core and a low fiber density at the sheath in the spinning process. Is mentioned.
【００２０】[0020]
【実施例】以下、実施例により、具体的に説明する。 吸湿発熱性セルロース繊維の製造 漂白処理した綿をメタクリル酸25.0g/l、2.2-アゾビス2
塩酸塩0.5g/lの水溶液で浴比1：40、80℃×120minでオ
ーバーマイヤー加工機を用いて、グラフト重合処理し
た。この後、水洗、湯洗を繰り返した。処理した綿を以
下「加工綿」と呼ぶ。この時のグラフト率は10.38%であ
った。なお、グラフト率の測定は、以下の方法によっ
た。The present invention will be specifically described below with reference to examples. Manufacture of moisture-absorbing and heat-generating cellulose fibers Bleached cotton was treated with methacrylic acid 25.0 g / l, 2.2-azobis 2
Graft polymerization treatment was carried out with an aqueous solution of 0.5 g / l hydrochloride at a bath ratio of 1:40 at 80 ° C. for 120 min using an Overmeyer machine. Thereafter, washing with water and washing with hot water were repeated. The treated cotton is hereinafter referred to as “processed cotton”. At this time, the graft ratio was 10.38%. The graft ratio was measured by the following method.
【００２１】グラフト率(GT%)の測定：反応前の絶乾重
量(W0)から、グラフト重合し洗浄した後の絶乾重量(W1)
への重量増加率から計算した。 グラフト率(GT%)=(W1−W0)×100/W0Measurement of graft ratio (GT%): Absolute dry weight after graft polymerization and washing (W1) from absolute dry weight (W0) before reaction
Calculated from the rate of weight increase. Graft rate (GT%) = (W1-W0) x 100 / W0
【００２２】実施例1 芯部が加工綿、鞘部が未加工綿でその重量比が５０／５
０である2層構造糸を作成した。この糸断面写真から求
めた芯部の繊維密度は72本/400μm2、鞘部は30本/μm2
であった。この糸からなるブロード織物（経糸40番手の
綿糸×緯糸40番手の綿糸/経糸密度 130本/2.54cm×緯糸
密度 70本/2.54cm）を製織し、糊抜、精錬、漂白し、厚
み方向に密度差のある繊維製品を得た。Example 1 The core portion is made of processed cotton, the sheath portion is unprocessed cotton, and the weight ratio is 50/5.
A two-layer structure yarn having a value of 0 was produced. The fiber density of the core determined from the photograph of the yarn cross section is 72 fibers / 400 μm 2 , and the sheath is 30 fibers / μm 2
Met. Weaving a broad woven fabric consisting of this yarn (40th cotton yarn x 40th cotton yarn / warp density 130 yarns / 2.54cm x weft density 70 yarns / 2.54cm), desizing, refining, bleaching, A fiber product having a density difference was obtained.
【００２３】実施例2 加工綿の混率が35重量%の2層構造糸からなるブロード織
物（経糸40番手の綿糸×緯糸40番手の綿糸/経糸密度 13
0本/2.54cm×緯糸密度 70本/2.54cm）を製織し、糊抜、
精錬、漂白し、厚み方向に密度差のある繊維製品を得
た。Example 2 A broad woven fabric composed of a two-layer structure yarn having a blended ratio of processed cotton of 35% by weight (cotton yarn of 40th warp × cotton yarn of 40th weft / warp density 13)
Weave 0 / 2.54cm × weft density 70 / 2.54cm), desizing,
It was refined and bleached to obtain a fiber product having a density difference in the thickness direction.
【００２４】実施例３ 実施例2において、2層構造糸に代えて、通常の1層構造
糸を使用し、同様に織物を得て、その後、湿式起毛して
繊維製品を得た。Example 3 In Example 2, instead of the two-layer structure yarn, a normal one-layer structure yarn was used, and a woven fabric was obtained in the same manner.
【００２５】実施例４ 加工綿の混率が20重量%の2層構造糸からなるブロード織
物（経糸40番手の綿糸×緯糸40番手の綿糸/経糸密度 13
0本/2.54cm×緯糸密度 70本/2.54cm）を製織し、糊抜、
精錬、漂白し、厚み方向に密度差のある繊維製品を得
た。Example 4 A broad woven fabric composed of a two-layer structure yarn having a blending ratio of processed cotton of 20% by weight (cotton yarn of No. 40 warp × cotton yarn of no. 40 weft / density of warp 13)
Weave 0 / 2.54cm × weft density 70 / 2.54cm), desizing,
It was refined and bleached to obtain a fiber product having a density difference in the thickness direction.
【００２６】実施例５ 加工綿の混率が15重量%からなる2層構造糸からなるブロ
ード織物（経糸40番手の綿糸×緯糸40番手の綿糸/経糸
密度 130本/2.54cm×緯糸密度 70本/2.54cm）を製織
し、糊抜、精錬、漂白し、厚み方向に密度差のある繊維
製品を得た。Example 5 A broad woven fabric composed of a two-layer structure yarn having a blending ratio of processed cotton of 15% by weight (cotton yarn of No. 40 warp × cotton yarn of no. 40 weft / density of 130 yarns / 2.54 cm × 70 yarns of weft density / 2.54 cm), and was desizing, refining and bleaching to obtain a fiber product having a density difference in the thickness direction.
【００２７】比較例１ 実施例4において、2層構造糸ではなく、通常の1層構造
糸を使用し繊維製品を得た。Comparative Example 1 In Example 4, a fiber product was obtained using a normal one-layer structured yarn instead of a two-layer structured yarn.
【００２８】比較例２ 加工綿の混率が0重量%つまり、純綿100重量%からなる2
層構造糸からなるブロード織物（経糸40番手の綿糸×緯
糸40番手の綿糸/経糸密度 130本/2.54cm×緯糸密度 70
本/2.54cm）を製織し、糊抜、精錬、漂白し、厚み方向
に密度差のある繊維製品を得た。Comparative Example 2 The mixing ratio of the processed cotton was 0% by weight, that is, 100% by weight of pure cotton.
Broad woven fabric consisting of layered yarn (40th cotton yarn × 40th cotton yarn / warp density 130 / 2.54cm × weft density 70
Book / 2.54 cm) was woven, desizing, refining and bleaching to obtain a fiber product having a density difference in the thickness direction.
【００２９】比較例３ 比較例２において、2層構造糸ではなく、通常の1層構造
糸を使用し繊維製品を得た。Comparative Example 3 In Comparative Example 2, a fiber product was obtained using a normal one-layer structured yarn instead of a two-layer structured yarn.
【００３０】実施例1〜５、比較例1〜３の繊維製品の吸
湿発熱温度を以下の方法で測定し、その結果を表1及び
表2に示した。The exothermic temperatures of moisture absorption of the textile products of Examples 1 to 5 and Comparative Examples 1 to 3 were measured by the following methods. The results are shown in Tables 1 and 2.
【００３１】吸湿発熱温度：それぞれの製品を絶乾(乾
燥条件:120℃、3時間)したのちデシケーターに入れて、
このデシケーターを30℃、相対湿度75%の環境に10時間
以上置くことで布帛の調温を行い、その後サンプルを取
り出して、製品の表面最高温度を日本電気三栄株式会社
製THERMO TRACER TH3100及びDETECTOR UNIT TH3100
で測定した。Exothermic temperature of moisture absorption: After each product was absolutely dried (drying condition: 120 ° C., 3 hours), put in a desiccator,
The desiccator was placed in an environment of 30 ° C. and a relative humidity of 75% for 10 hours or more to control the temperature of the fabric.After that, a sample was taken out, and the maximum surface temperature of the product was measured by the NEC SEIEI Co., Ltd. TH3100
Was measured.
【００３２】保温性：JIS L-1096-A法(恒温法)に記載
する方法で、保温性を測定した。保温性試験機を用い、
得たれた加工生地を恒温発熱体に取り付け、低温度の外
気に向かって、流れ出す熱量が一定となり、発熱体の表
面温度が一定値を示すようになってから2時間後に生地
を透過して放散される熱損失を求め、これと生地のない
裸状のままで同様の温度差及び時間に放散される熱損失
とから、次の式によって保温率(％)を求める。試験結果
には、外気と発熱体表面との温度さ、風速及び方向など
の条件を付記する。 保温率(％)=(1−B／A)×100 ここに、 A：発熱体の裸状における放熱量[J／cm2・S] B：発熱体に生地を取り付けたときの放熱量[J／cm2・S]Heat retention: The heat retention was measured by the method described in JIS L-1096-A method (constant temperature method). Using a heat retention tester,
The obtained processed dough is attached to a constant-temperature heating element, and the amount of heat flowing out toward the low-temperature outside air becomes constant, and after 2 hours, the surface temperature of the heating element shows a constant value, and the dough penetrates and diffuses. Then, the heat loss (%) is calculated by the following equation from the obtained heat loss and the heat loss dissipated at the same temperature difference and time in a bare state without the dough. In the test results, conditions such as the temperature, the wind speed and the direction between the outside air and the surface of the heating element are added. Heat retention (%) = (1-B / A) × 100 where: A: Heat release amount of the heating element in the bare state [J / cm 2 · S] B: Heat release amount when fabric is attached to the heating element [ J / cm 2 · S]
【００３３】吸湿発熱性、保温性の着用時の評価方法：
得られた加工生地をシャツ地に縫製した。そして、8人
の被験者に10℃×55%RHの環境下で2時間、着用してもら
い評価した。発熱性、保温性について、以下の基準で評
価した。評価方法は以下の通りである。Evaluation method when wearing heat-absorbing and heat-retaining properties:
The obtained processed fabric was sewn on a shirting fabric. Then, eight subjects were worn for 2 hours in an environment of 10 ° C. × 55% RH for evaluation. The exothermicity and heat retention were evaluated according to the following criteria. The evaluation method is as follows.
【００３４】発熱性の評価方法：8人の被験者により、
絶乾した試料布を10℃の55%RH室内に出した布帛を手で
触った時の感覚を4段階評価し、その平均点で表示し
た。 ◎：非常に温かい。 ○：やや温かい。 △：やや温かくない。 ×：温かくない。Evaluation of pyrogenicity: Eight subjects
The feeling of touching the cloth, which had been taken out of a completely dried sample cloth in a 55% RH room at 10 ° C., by hand was evaluated on a four-point scale, and the average was indicated. ：: Very warm. ：: Somewhat warm. Δ: Not somewhat warm. ×: Not warm.
【００３５】保温性の評価方法：8人の被験者により上
記の条件で着用後の保温性を4段階評価し、その平均点
で表示した。 ◎：非常に保温性が良い。 ○：やや保温性が良い。 △：やや保温性が良くない。 ×：保温性が良くない。 得られた結果を表1及び２に示す。Evaluation method of heat retention: The heat retention after wearing was evaluated on a 4-point scale by the eight subjects under the above conditions, and the results were indicated by the average score. A: Very good heat retention. ：: Good heat retention. Δ: Heat retention is slightly poor. ×: Poor heat retention. The obtained results are shown in Tables 1 and 2.
【００３６】[0036]
【表１】 [Table 1]
【００３７】[0037]
【表２】 表1及び２の結果から、本発明のセルロース系吸湿発熱
性繊維製品は吸湿発熱性セルロース系繊維（加工綿）が
１５重量%以上含有し、布帛の厚み方向に密度差がある
時に、さらに2層構造糸を有することにより保温性に優
れていることがわかる。[Table 2] From the results shown in Tables 1 and 2, the cellulose-based moisture-absorbing and heat-generating fiber product of the present invention contains 15% by weight or more of the moisture-absorbing and heat-emitting cellulosic fiber (processed cotton), and when there is a density difference in the thickness direction of the fabric, 2 It can be seen that the heat insulation is excellent by having the layer structure yarn.
【００３８】[0038]
【発明の効果】本発明は吸湿発熱性があり、保温性に優
れたセルロース系繊維製品を提供することができる。According to the present invention, it is possible to provide a cellulosic fiber product which has heat absorption by moisture absorption and excellent heat retention.
Claims (3)
%以上含有し、且つ布帛の厚み方向に繊維密度差を有す
る保温性に優れた吸湿発熱性セルロース系繊維製品。Claims: 1. A weight of 10 wt.
% Or more, and has a fiber density difference in the thickness direction of the fabric, and has excellent heat retention and is a heat-absorbing and heat-generating cellulosic fiber product.
厚み方向の繊維密度差が布帛組織、2層構造糸または布
帛の起毛加工により達成されている請求項1記載の保温
性に優れた吸湿発熱性セルロース系繊維製品。2. The moisture-absorbing heat with excellent heat retention according to claim 1, wherein the difference in fiber density in the thickness direction of the moisture-absorbing and heat-generating cellulosic fiber cloth is achieved by raising a fabric structure, a two-layer structure yarn or a fabric. Cellulosic fiber products.
OX（X：H、またはNH 4、またはアルカリ金属）、-SO3X
（X：H、またはNH4、またはアルカリ金属）、アミド基
およびアミノ基の内の少なくとも1種を有する繊維であ
る請求項1〜2記載の吸湿発熱性セルロース系繊維製品。3. The moisture-absorbing and heat-generating cellulosic fiber is -CO.
OX (X: H or NH FourOr alkali metal), -SOThreeX
(X: H or NHFourOr alkali metal), amide group
And fibers having at least one of amino groups.
3. The moisture-absorbing and heat-generating cellulosic fiber product according to claim 1.
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| JP36150299A JP2001172866A (en) | 1999-12-20 | 1999-12-20 | Hygroscopic and exothermic cellulose-based fiber product having excellent heat retaining property |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP36150299A JP2001172866A (en) | 1999-12-20 | 1999-12-20 | Hygroscopic and exothermic cellulose-based fiber product having excellent heat retaining property |
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|---|---|
| JP2001172866A true JP2001172866A (en) | 2001-06-26 |
Family
ID=18473848
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP36150299A Pending JP2001172866A (en) | 1999-12-20 | 1999-12-20 | Hygroscopic and exothermic cellulose-based fiber product having excellent heat retaining property |
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| EP2145934A1 (en) | 2008-07-16 | 2010-01-20 | Outlast Technologies, Inc. | Functional polymeric phase change materials |
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| US8679627B2 (en) | 2000-09-21 | 2014-03-25 | Outlast Technologies Llc | Multi-component fibers having enhanced reversible thermal properties and methods of manufacturing thereof |
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| US8221910B2 (en) | 2008-07-16 | 2012-07-17 | Outlast Technologies, LLC | Thermal regulating building materials and other construction components containing polymeric phase change materials |
| EP2145934A1 (en) | 2008-07-16 | 2010-01-20 | Outlast Technologies, Inc. | Functional polymeric phase change materials |
| WO2010008910A1 (en) | 2008-07-16 | 2010-01-21 | Outlast Technologies, Inc. | Heat regulating article with moisture enhanced temperature control |
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| JP2021025135A (en) * | 2019-07-31 | 2021-02-22 | 倉敷紡績株式会社 | Hygroscopic and exothermic fabric and hygroscopic and exothermic clothing using the same |
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