JPH07216690A - Connected pile web for conductive material - Google Patents
Connected pile web for conductive materialInfo
- Publication number
- JPH07216690A JPH07216690A JP6006427A JP642794A JPH07216690A JP H07216690 A JPH07216690 A JP H07216690A JP 6006427 A JP6006427 A JP 6006427A JP 642794 A JP642794 A JP 642794A JP H07216690 A JPH07216690 A JP H07216690A
- Authority
- JP
- Japan
- Prior art keywords
- conductive material
- pile
- yarn
- yarns
- fabric
- 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
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
- Y02E60/00—Enabling technologies; Technologies with a potential or indirect contribution to GHG emissions mitigation
- Y02E60/10—Energy storage using batteries
Landscapes
- Knitting Of Fabric (AREA)
- Woven Fabrics (AREA)
- Conductive Materials (AREA)
- Secondary Cells (AREA)
Abstract
Description
【０００１】[0001]
【産業上の利用分野】本発明は、電導材用連結パイル布
帛に関する。さらに詳しくは、ナトリウム−硫黄電池な
ど二次電池の電極電導材に適した連結パイル布帛に関す
るものである。BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a connecting pile fabric for a conductive material. More specifically, the present invention relates to a connecting pile cloth suitable for an electrode conductive material of a secondary battery such as a sodium-sulfur battery.
【０００２】[0002]
【従来の技術】従来、ナトリウム−硫黄電池など二次電
池の電極電導材として炭素繊維からなるフェルトを用い
ることにより充電効率、放電効率を向上させることが特
開昭５４−１０１９８５号公報、特開平２−１３９４６
４号公報、特開平２−１５４０４７号公報などで知られ
ている。2. Description of the Related Art Conventionally, it is possible to improve charging efficiency and discharging efficiency by using a felt made of carbon fiber as an electrode conductive material for a secondary battery such as a sodium-sulfur battery. 2-13946
It is known from Japanese Patent Laid-Open No. 4 and Japanese Patent Laid-Open No. 2-154047.
【０００３】しかしながら、上記のような炭素繊維から
なるフェルトではフェルト厚み方向への繊維の配向性が
不十分であること、ニードルパンチング工程で多くの繊
維が切断することから通電性が低下し、電極電導材とし
ては必ずしも満足すべき性能のものではなかった。However, in the felt made of carbon fibers as described above, the orientation of the fibers in the thickness direction of the felt is insufficient, and many fibers are cut in the needle punching process, so that the electrical conductivity is lowered and the electrode is The performance of the conductive material was not always satisfactory.
【０００４】また、ニードルパンチング法による炭素繊
維フェルトの製法は、耐炎短繊維を用いてフェルト化し
た後、高温での炭素化処理が必要であり、コスト的にも
満足すべきものではなかった。Further, the method for producing a carbon fiber felt by the needle punching method is not satisfactory in terms of cost because it requires a carbonization treatment at a high temperature after forming a felt using flame resistant short fibers.
【０００５】[0005]
【発明が解決しようとする課題】本発明の目的は、上記
したような点に鑑み、通電性や形態安定性に優れ、かつ
経済性に優れた電極電導材として最適な炭素繊維構造体
を提供せんとするものである。SUMMARY OF THE INVENTION In view of the above points, an object of the present invention is to provide a carbon fiber structure which is excellent in electric conductivity and morphological stability and is economical as an electrode conductive material, which is optimum. It is something to do.
【０００６】[0006]
【課題を解決するための手段】上記した目的を達成する
本発明は、以下の構成からなる。The present invention which achieves the above-mentioned object has the following constitution.
【０００７】すなわち、上下２枚の基布層と該２枚の基
布層を連結するパイル糸とからなる連結パイル布帛であ
って、該２枚の基布層を形成する地糸と前記パイル糸と
が実質的に炭素繊維からなる糸条であることを特徴とす
る電導材用連結パイル布帛である。That is, a connecting pile fabric composed of two upper and lower base fabric layers and a pile yarn connecting the two base fabric layers, wherein a ground yarn forming the two base fabric layers and the pile are provided. A connecting pile fabric for an electrically conductive material, wherein the yarn is a yarn substantially made of carbon fiber.
【０００８】以下、詳細に本発明について説明をする。The present invention will be described in detail below.
【０００９】図１は本発明に係る連結パイル布帛の断面
（組織）の一例を示すものである。図１において、上基
布層１は上タテ地糸３、４および上ヨコ地糸９によって
構成されている。下基布層２は下タテ地糸５、６および
下ヨコ地糸１０によって構成されている。上下２枚の基
布層１、２を適当な間隔Ｌに保持する連結パイル糸７、
８は、上ヨコ地糸９、下ヨコ地糸１０によって上基布層
１、下基布層２に組織され、固定されている。FIG. 1 shows an example of a cross section (structure) of a connected pile fabric according to the present invention. In FIG. 1, the upper base fabric layer 1 is composed of the upper vertical ground yarns 3 and 4 and the upper horizontal ground yarn 9. The lower base cloth layer 2 is composed of lower vertical ground yarns 5 and 6 and lower horizontal ground yarns 10. A connecting pile thread 7 for holding the upper and lower two base cloth layers 1, 2 at an appropriate interval L;
8 is structured and fixed in the upper base fabric layer 1 and the lower base fabric layer 2 by the upper weft ground yarn 9 and the lower weft ground yarn 10.
【００１０】本発明に係る連結パイル布帛は、図１に例
示されるように、上基布層と下基布層とが連結パイル糸
で連結された構造からなるところが主たる特徴である。
本発明の布帛を「連結パイル布帛」と呼称したのはこの
特徴的な布帛構造によるものである。The connecting pile fabric according to the present invention is mainly characterized in that it has a structure in which an upper base cloth layer and a lower base cloth layer are connected by connecting pile yarns, as illustrated in FIG.
It is due to this characteristic fabric structure that the fabric of the present invention is referred to as a "connected pile fabric".
【００１１】本発明に係る連結パイル布帛は、電極電導
材として従来のフェルト状物よりも電気抵抗値が低く、
優れた形態安定性を発揮するが、その理由は、上下２枚
の基布層間の厚み方向に配向し、しかも緻密に存在する
前記連結パイル糸の寄与によるものである。The connected pile fabric according to the present invention has a lower electric resistance value than the conventional felt-like material as an electrode conductive material,
It exhibits excellent morphological stability, which is due to the contribution of the connecting pile yarns which are oriented in the thickness direction between the upper and lower two base fabric layers and are densely present.
【００１２】本発明において用いられる炭素繊維は、ポ
リアクリロニトリル繊維、セルロース繊維、ピッチ繊維
などをその前駆体とするものであって、炭素繊維であれ
ばとくに限定されない。また、本発明においては布帛の
原料糸条として耐炎繊維を使用してもよいが、その場合
には布帛形成後に炭素化処理が必要である。The carbon fiber used in the present invention has polyacrylonitrile fiber, cellulose fiber, pitch fiber or the like as its precursor, and is not particularly limited as long as it is carbon fiber. Further, in the present invention, a flame resistant fiber may be used as the raw material yarn of the cloth, but in that case, carbonization treatment is required after forming the cloth.
【００１３】使用する炭素繊維の糸形状は、マルチフィ
ラメント糸、紡績糸、または、マルチフィラメント糸と
紡績糸との併用などが可能である。The carbon fiber used may have a multifilament yarn, spun yarn, or a combination of multifilament yarn and spun yarn.
【００１４】また、製編織性を向上させるために、前記
各種形状の炭素繊維糸条を、特に限定されない合成繊
維、再生繊維、天然繊維などの糸状物でカバリングした
り、これら糸条物と合糸、交撚するなど少量混用するこ
とも好ましく用いられる。この場合、炭素繊維以外の糸
条物や交撚糸は必要に応じて除去することも可能であ
る。Further, in order to improve the knitting and weaving properties, the carbon fiber threads of the various shapes described above are covered with thread-like materials such as synthetic fibers, recycled fibers and natural fibers, which are not particularly limited, or combined with these thread products. It is also preferably used to mix a small amount of yarn or twisted yarn. In this case, yarns and twisted yarns other than carbon fibers can be removed as necessary.
【００１５】本発明に係る連結パイル布帛は、実質的に
炭素繊維からなる糸条から構成されるものであり、電導
材としての性能を妨げない補助的なものが含まれていて
もよい。The connected pile fabric according to the present invention is composed of yarns substantially made of carbon fiber, and may include auxiliary ones which do not impair the performance as a conductive material.
【００１６】本発明の連結パイル布帛はベルベット織機
やダブルラッセル編機を使用することによって形成でき
る。連結パイル布帛のパイル長さ（上下２枚の基布層間
隔）、パイル密度やパイル布帛組織およびパイル布帛目
付などは電導材としての要求特性に応じて適宜設定すれ
ばよい。通電性や形態安定性の点から連結パイル布帛の
比容積は２０（cc／ｇ）以下の範囲が好ましく、連結パ
イル布帛の製編織性、生産性の観点から３（cc／ｇ）以
上の範囲が好ましい。さらに好ましくは、４〜１０（cc
／ｇ）の範囲がよい。The connected pile fabric of the present invention can be formed by using a velvet loom or a double russel knitting machine. The pile length (interval between the upper and lower two base fabric layers), the pile density, the pile fabric structure, and the pile fabric weight of the connected pile fabric may be appropriately set according to the required characteristics of the conductive material. The specific volume of the connected pile fabric is preferably 20 (cc / g) or less from the viewpoint of electric conductivity and morphological stability, and is 3 (cc / g) or more from the viewpoint of the weaving / knitting property and productivity of the connected pile fabric. Is preferred. More preferably, 4-10 (cc
/ G) is preferable.
【００１７】[0017]
【実施例】以下、実施例により本発明を具体的に説明す
るが、本発明はこれに限定されない。EXAMPLES The present invention will be specifically described below with reference to examples, but the present invention is not limited thereto.
【００１８】［実施例１］１本の直径が約７ミクロンの
フィラメント糸を１０００本で１束とする炭素繊維マル
チフィラメント糸を連結パイル織物の地糸および連結パ
イル糸用に準備した。[Example 1] A carbon fiber multifilament yarn in which one filament yarn having a diameter of about 7 microns was made into one bundle of 1000 filaments was prepared for a ground yarn and a connected pile yarn of a connected pile fabric.
【００１９】次に、ダブルベルベット織機を用い、図１
に示す織物組織にて連結パイル織物を製織した。タテ上
地糸およびタテ下地糸の密度はそれぞれ２５本／cm、パ
イル糸密度は２５本／cm、ヨコ密度は９本／cm、上下２
枚の基布層間隔Ｌは９mmとした。Next, using a double velvet loom, as shown in FIG.
A linked pile fabric was woven with the fabric structure shown in FIG. The density of vertical warp yarn and vertical warp yarn is 25 yarns / cm, pile yarn density is 25 yarns / cm, weft density is 9 yarns / cm, upper and lower 2
The distance L between the base fabric layers was 9 mm.
【００２０】得られた連結パイル織物の比容積は６．４
cc／ｇであった。The specific volume of the obtained connected pile fabric is 6.4.
It was cc / g.
【００２１】上記の本発明に係る連結パイル織物の電極
電導材としての基本性能である電気抵抗を測定した結果
は０．２ｍΩであり、従来フェルト状物のそれに比較し
て大幅な向上であった。また、形態安定性も良好であっ
た。The electrical resistance of the above-mentioned linked pile fabric according to the present invention, which is the basic performance as an electrode conductive material, was measured and found to be 0.2 mΩ, which was a significant improvement over that of the conventional felt-like material. . The morphological stability was also good.
【００２２】[0022]
【発明の効果】以上述べた通り、本発明の炭素繊維を用
いてなる連結パイル布帛によれば、電気抵抗値が低く、
優れた形態安定性を有する電極電導材を提供できる。し
かも、炭素繊維から直接連結パイル布帛の形成が可能で
あるため経済性にも優れている。As described above, according to the connecting pile fabric using the carbon fiber of the present invention, the electric resistance value is low,
An electrode conductive material having excellent morphological stability can be provided. Moreover, since it is possible to directly form the connected pile fabric from the carbon fibers, it is excellent in economic efficiency.
【図１】本発明に係る連結パイル布帛の断面（組織）の
一例を示すものである。FIG. 1 shows an example of a cross section (structure) of a connected pile fabric according to the present invention.
１：上基布層（表基布層） ２：下基布層（裏基布層） ３、４：上タテ地糸 ５、６：下タテ地糸 ７、８：連結パイル糸 ９：上ヨコ地糸 １０：下ヨコ地糸 1: Upper base fabric layer (front base fabric layer) 2: Lower base fabric layer (back base fabric layer) 3, 4: Upper vertical warp yarn 5, 6: Lower vertical warp yarn 7, 8: Connected pile yarn 9: Upper Horizontal weft 10: Lower weft
Claims (1)
するパイル糸とからなる連結パイル布帛であって、該２
枚の基布層を形成する地糸と前記パイル糸とが実質的に
炭素繊維からなる糸条であることを特徴とする電導材用
連結パイル布帛。1. A connecting pile fabric comprising two upper and lower base cloth layers and a pile yarn connecting the two base cloth layers,
A connecting pile fabric for an electrically conductive material, wherein the ground yarn forming the base fabric layer and the pile yarn are yarns substantially made of carbon fiber.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP6006427A JPH07216690A (en) | 1994-01-25 | 1994-01-25 | Connected pile web for conductive material |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP6006427A JPH07216690A (en) | 1994-01-25 | 1994-01-25 | Connected pile web for conductive material |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPH07216690A true JPH07216690A (en) | 1995-08-15 |
Family
ID=11638095
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP6006427A Pending JPH07216690A (en) | 1994-01-25 | 1994-01-25 | Connected pile web for conductive material |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH07216690A (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2011102457A (en) * | 2009-10-15 | 2011-05-26 | Tsuchiya Co Ltd | Electroconductive woven fabric, and touch sensor device by using electroconductive woven fabric |
| JP2013227694A (en) * | 2012-04-25 | 2013-11-07 | Mitsuuma:Kk | Conductive three-dimensional fiber structure and method for producing the same |
| CN107068234A (en) * | 2017-04-24 | 2017-08-18 | 东华大学 | A kind of Heteroatom doping flexible fabric base carbon electrode material and its preparation and application |
| US11204656B2 (en) | 2014-09-30 | 2021-12-21 | Apple Inc. | Fabric sensing device |
-
1994
- 1994-01-25 JP JP6006427A patent/JPH07216690A/en active Pending
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2011102457A (en) * | 2009-10-15 | 2011-05-26 | Tsuchiya Co Ltd | Electroconductive woven fabric, and touch sensor device by using electroconductive woven fabric |
| JP2013227694A (en) * | 2012-04-25 | 2013-11-07 | Mitsuuma:Kk | Conductive three-dimensional fiber structure and method for producing the same |
| US11204656B2 (en) | 2014-09-30 | 2021-12-21 | Apple Inc. | Fabric sensing device |
| US11656697B2 (en) | 2014-09-30 | 2023-05-23 | Apple Inc. | Fabric sensing device |
| CN107068234A (en) * | 2017-04-24 | 2017-08-18 | 东华大学 | A kind of Heteroatom doping flexible fabric base carbon electrode material and its preparation and application |
| CN107068234B (en) * | 2017-04-24 | 2019-05-03 | 东华大学 | A kind of Heteroatom doping flexible fabric base carbon electrode material and its preparation and application |
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