JPH1018193A - Drier canvas for paper making - Google Patents
Drier canvas for paper makingInfo
- Publication number
- JPH1018193A JPH1018193A JP16999696A JP16999696A JPH1018193A JP H1018193 A JPH1018193 A JP H1018193A JP 16999696 A JP16999696 A JP 16999696A JP 16999696 A JP16999696 A JP 16999696A JP H1018193 A JPH1018193 A JP H1018193A
- Authority
- JP
- Japan
- Prior art keywords
- weft
- nylon
- canvas
- surface side
- dryer canvas
- 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.)
- Granted
Links
- 229920001778 nylon Polymers 0.000 claims abstract description 21
- 239000004677 Nylon Substances 0.000 claims abstract description 20
- 229920002994 synthetic fiber Polymers 0.000 claims abstract description 7
- 239000012209 synthetic fiber Substances 0.000 claims abstract description 7
- 239000012510 hollow fiber Substances 0.000 claims description 3
- 229920000728 polyester Polymers 0.000 abstract description 10
- 239000002344 surface layer Substances 0.000 abstract description 4
- 208000018747 cerebellar ataxia with neuropathy and bilateral vestibular areflexia syndrome Diseases 0.000 abstract description 2
- 230000000694 effects Effects 0.000 abstract 2
- 230000001747 exhibiting effect Effects 0.000 abstract 1
- 230000003373 anti-fouling effect Effects 0.000 description 11
- 238000000034 method Methods 0.000 description 7
- 239000007788 liquid Substances 0.000 description 6
- 239000002994 raw material Substances 0.000 description 6
- 239000000126 substance Substances 0.000 description 4
- 239000011248 coating agent Substances 0.000 description 3
- 238000000576 coating method Methods 0.000 description 3
- 230000008520 organization Effects 0.000 description 3
- 239000010893 paper waste Substances 0.000 description 3
- 229920005989 resin Polymers 0.000 description 3
- 239000011347 resin Substances 0.000 description 3
- 238000009941 weaving Methods 0.000 description 3
- YCKRFDGAMUMZLT-UHFFFAOYSA-N Fluorine atom Chemical compound [F] YCKRFDGAMUMZLT-UHFFFAOYSA-N 0.000 description 2
- 238000005299 abrasion Methods 0.000 description 2
- 239000000853 adhesive Substances 0.000 description 2
- 230000001070 adhesive effect Effects 0.000 description 2
- 238000004140 cleaning Methods 0.000 description 2
- 239000000835 fiber Substances 0.000 description 2
- 229910052731 fluorine Inorganic materials 0.000 description 2
- 239000011737 fluorine Substances 0.000 description 2
- 230000035699 permeability Effects 0.000 description 2
- 229920002647 polyamide Polymers 0.000 description 2
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 2
- 244000043261 Hevea brasiliensis Species 0.000 description 1
- JHWNWJKBPDFINM-UHFFFAOYSA-N Laurolactam Chemical compound O=C1CCCCCCCCCCCN1 JHWNWJKBPDFINM-UHFFFAOYSA-N 0.000 description 1
- 229920000571 Nylon 11 Polymers 0.000 description 1
- 229920000299 Nylon 12 Polymers 0.000 description 1
- 229920002292 Nylon 6 Polymers 0.000 description 1
- 229920002302 Nylon 6,6 Polymers 0.000 description 1
- 239000004952 Polyamide Substances 0.000 description 1
- 239000002131 composite material Substances 0.000 description 1
- 239000000356 contaminant Substances 0.000 description 1
- 238000011109 contamination Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 239000003822 epoxy resin Substances 0.000 description 1
- 238000009998 heat setting Methods 0.000 description 1
- 239000010410 layer Substances 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 238000005259 measurement Methods 0.000 description 1
- 229920003052 natural elastomer Polymers 0.000 description 1
- 229920001194 natural rubber Polymers 0.000 description 1
- 229920000647 polyepoxide Polymers 0.000 description 1
- 229920005672 polyolefin resin Polymers 0.000 description 1
- 229920002050 silicone resin Polymers 0.000 description 1
- 229920003051 synthetic elastomer Polymers 0.000 description 1
- 229920003002 synthetic resin Polymers 0.000 description 1
- 239000000057 synthetic resin Substances 0.000 description 1
- 239000005061 synthetic rubber Substances 0.000 description 1
- 238000005406 washing Methods 0.000 description 1
Landscapes
- Paper (AREA)
Abstract
Description
【０００１】[0001]
【発明の属する技術分野】本発明は防汚性に優れた抄紙
用ドライヤーカンバスに関する。The present invention relates to a papermaking dryer canvas having excellent antifouling properties.
【０００２】[0002]
【従来の技術】一般的に、製紙工程においては、抄紙機
のドライパートで製紙原料中に含まれる粘着性物質〔ガ
ム質ピッチ〕や製紙用糊剤であるサイズ液、塗工液など
が汚れとなってドライヤーカンバスの表面に付着する。
そこで、ドライヤーカンバスにおける防汚性を改善する
ため、従来から次のような手法が提案されている。2. Description of the Related Art Generally, in the papermaking process, in a dry part of a paper machine, a sticky substance [gum pitch] contained in a papermaking raw material or a size liquid or a coating liquid as a papermaking paste is contaminated. And adheres to the surface of the dryer canvas.
In order to improve the antifouling property of the dryer canvas, the following methods have been conventionally proposed.
【０００３】 フッ素系樹脂、シリコーン系樹脂、エ
ポキシ系樹脂のうち、少なくとも２種類の樹脂を表面に
被覆する〔特開昭５７−１７１７９０号公報〕。The surface is coated with at least two kinds of resins among a fluorine resin, a silicone resin and an epoxy resin (Japanese Patent Application Laid-Open No. 57-171790).
【０００４】 フッ素樹脂を含有した合成樹脂モノフ
ィラメントを経糸に使用する〔特開昭６２−２７６０９
９号公報〕。[0004] A synthetic resin monofilament containing a fluororesin is used for the warp [Japanese Patent Laid-Open No. 62-27609].
No. 9].
【０００５】 芯部がポリエステル系、ポリアミド系
又はポリオレフィン系樹脂で鞘部がフッ素系樹脂よりな
る芯鞘型複合繊維糸を湿紙接触面に表出させる〔実開昭
５２−７２６０１号公報〕。A core-sheath type composite fiber yarn whose core is made of a polyester-based, polyamide-based or polyolefin-based resin and whose sheath is made of a fluorine-based resin is exposed on a wet paper contact surface (Japanese Utility Model Application Laid-Open No. 52-72601).
【０００６】[0006]
【発明が解決しようとする課題】しかし、近年、製紙原
料に故紙が多量に使われ始めたのに伴い、故紙中に含ま
れる天然ゴムや合成ゴム等の粘着性物質〔ガム質ピッ
チ〕がドライヤーカンバスに多く付着するという現象も
発生している。そのため、ドライヤーカンバスへの防汚
対策には、より一層厳しいものが要求されるようになっ
てきているというのが現状である。However, in recent years, as waste paper has begun to be used in large quantities as a raw material for papermaking, sticky substances (gum pitch) such as natural rubber and synthetic rubber contained in the waste paper have been dried. The phenomenon that many adhere to the canvas has also occurred. For this reason, the current situation is that even more severe measures are required for antifouling measures on dryer canvases.
【０００７】この観点から前述した〜の手法を検討
してみると、の手法では、カンバスの使用期間が長く
なるに従って、磨耗や汚れ除去時の高圧洗浄水によっ
て、フッ素系樹脂等がカンバスの表面から剥がれやす
く、防汚効果を長期間にわたり持続することが困難であ
る。また、及びの手法では、用途によって必ずしも
防汚効果が充分でないことが判明している。このよう
に、〜の手法では満足できるような結果は得られな
い。Considering the above-mentioned method from this point of view, according to the method, as the use period of the canvas becomes longer, the fluororesin or the like is coated on the surface of the canvas by high-pressure washing water for removing abrasion and dirt. And it is difficult to maintain the antifouling effect for a long period of time. In addition, it has been found that the anti-fouling effect is not always sufficient depending on the application in the methods of and. As described above, a satisfactory result cannot be obtained by the method (1).
【０００８】そこで、本発明は上記問題点に鑑みて提案
されたもので、ドライヤーカンバスにおける防汚効果を
長期にわたり持続させ、かつ、ドライヤーカンバスの用
途に限らず十分な防汚効果を発揮し得ることを目的とす
る。In view of the above, the present invention has been proposed in view of the above problems, and can maintain the antifouling effect of the dryer canvas for a long period of time, and can exhibit a sufficient antifouling effect not only for the use of the dryer canvas. The purpose is to:
【０００９】[0009]
【課題を解決するための手段】上記目的を達成するため
の技術的手段として、本発明は、合成繊維の経糸及び緯
糸から構成された抄紙用ドライヤーカンバスにおいて、
以下の点を特徴とする。 (I) 接紙面側の緯糸がロングクリンプ織であって、接紙
面側に使用する緯糸が、マルチフィラメントをナイロン
で被覆したマルチプラストである点。 (II) 接紙面側の緯糸がロングクリンプ織であって、接
紙面側に使用する緯糸が、モノフィラメントをナイロン
で被覆したモノプラストである点。 (III) 接紙面側の緯糸がロングクリンプ織であって、接
紙面側に使用する緯糸がナイロンの中空糸である点。 (IV) 接紙面側の緯糸がロングクリンプ織であって、接
紙面側に使用する緯糸がナイロンのモノフィラメントで
ある点。Means for Solving the Problems As a technical means for achieving the above object, the present invention relates to a papermaking dryer canvas composed of a warp and a weft of synthetic fibers.
The features are as follows. (I) The weft on the contacting surface side is a long crimp weave, and the weft used on the contacting surface side is a multiplast in which a multifilament is coated with nylon. (II) The weft on the contacting side is a long crimp weave, and the weft used on the contacting side is a monoplast coated with a monofilament with nylon. (III) The weft on the contact side is a long crimp weave, and the weft used on the contact side is a hollow nylon fiber. (IV) The weft on the contact side is a long crimp weave, and the weft used on the contact side is a nylon monofilament.
【００１０】[0010]
【発明の実施の形態】本出願人が、製紙原料中に含まれ
る粘着性物質〔ガム質ピッチ〕や製紙用糊剤であるサイ
ズ液、塗工液などが汚れとなってドライヤーカンバスの
表面に付着する原因を検討した結果から、ドライヤーカ
ンバスを以下にように構成すれば、防汚性が改善される
ことが判明した。BEST MODE FOR CARRYING OUT THE INVENTION The applicant of the present invention has found that sticky substances (gum pitch) contained in papermaking raw materials and size liquids and coating liquids as papermaking pastes become contaminated and form on the surface of the dryer canvas. From the result of examining the cause of the adhesion, it was found that the antifouling property was improved by configuring the dryer canvas as follows.
【００１１】(i) 緯糸を接紙面側に浮かして面接触のロ
ングクリンプ織とする。(ii) 柔軟性のある糸が良い。
(iii) 表面はモノフィラメント状が良い。(iv) 表面は
吸水性繊維の方が良い。(I) The weft is floated on the paper contact surface side to form a long crimp weave of surface contact. (ii) Flexible yarn is good.
(iii) The surface is preferably a monofilament. (iv) The surface is better with water-absorbing fibers.
【００１２】この(i) 〜(iv)の条件を全て満足すること
が理想的であるが、(i) と(iv)を必要最小限の条件と
し、これに(ii)又は(iii) のいずれか１つを付加して満
足できれば用途によっては効果的であることが判明し
た。Ideally, all of the conditions (i) to (iv) should be satisfied. However, the conditions (i) and (iv) should be the minimum necessary, and the conditions (ii) or (iii) should be satisfied. It has been found that if any one of them is satisfactory, it is effective for some applications.
【００１３】従って、本発明のドライヤーカンバスとし
ては、接紙面側の緯糸をロングクリンプ織とし、その用
途に応じて、ナイロンを被覆したマルチプラスト又はモ
ノプラスト、ナイロンの中空糸又はモノフィラメントの
いずれかを使用する。Therefore, as the dryer canvas of the present invention, the weft on the contacting surface side is made of a long crimp weave, and depending on the application, either nylon-coated multiplast or monoplast, nylon hollow fiber or monofilament is used. use.
【００１４】尚、湿紙に直接接する接紙面側の緯糸の被
覆部又は緯糸自体にナイロンを使用すれば、前述した
(i) 〜(iv)を全て満足することになる。この接紙面側の
緯糸以外の糸の材質については特に限定されるものでな
く、使用する用途によって適宣選択すればよいのは勿論
である。[0014] If nylon is used for the covering portion of the weft on the contact surface side or the weft itself, which is in direct contact with the wet paper, the above-mentioned condition can be obtained.
(i) to (iv) are all satisfied. The material of the yarn other than the weft on the contact surface side is not particularly limited, and may be appropriately selected depending on the intended use.
【００１５】しかしながら、パルプ原料に添加されるホ
ワイトピッチ等の内添原料による汚れ対策のためには、
防汚効果に優れたポリエステルのモノフィラメントを使
用することが望ましく、また、高い耐摩性と寸法安定性
を特に要求される用途には、ポリエステルモノフィラメ
ントを使用するのが望ましい。尚、使用する糸の形状及
び寸法に関しては、特に限定されるものでなく、使用す
る用途によって適宣選択すればよい。[0015] However, in order to prevent contamination by internally added raw materials such as white pitch added to the pulp raw material,
It is desirable to use a polyester monofilament having an excellent antifouling effect, and it is desirable to use a polyester monofilament for applications requiring particularly high abrasion resistance and dimensional stability. The shape and dimensions of the yarn used are not particularly limited, and may be appropriately selected depending on the intended use.
【００１６】ここで、前述したナイロンとは、ポリアミ
ドを意味するものとし、ナイロン６６、ナイロン６１
０、ナイロン６、ナイロン１１、ナイロン１２等を含む
ものとする。Here, the above-mentioned nylon means polyamide, nylon 66 and nylon 61.
0, nylon 6, nylon 11, nylon 12, and the like.
【００１７】[0017]
【実施例】本発明の実施例を具体的に図面に基づいて説
明する。尚、図１及び図２はカンバス１の組織図を示
し、図１は経方向の断面図で、図２は緯方向の断面図で
ある。また、図３はカンバス１の仕様を示す一覧表であ
る。DESCRIPTION OF THE PREFERRED EMBODIMENTS Embodiments of the present invention will be specifically described with reference to the drawings. 1 and 2 show organization diagrams of the canvas 1. FIG. 1 is a longitudinal sectional view, and FIG. 2 is a weft sectional view. FIG. 3 is a list showing the specifications of the canvas 1.
【００１８】図１及び図２に示す表層緯糸２１がロング
クリンプの二重織組織でカンバス１を製織した。このロ
ングクリンプの二重織組織は、表層緯糸２１が接紙面側
で交叉する経糸１１が少なくてその接紙面側に浮いた状
態に製織された組織である〔図２参照〕。経糸１１は直
径が０．４６mmの断面円形なポリエステルモノフィラメ
ントで、その密度は６８．０本／２．５４cmである。接
紙面側の表層緯糸２１は、芯部のポリエステルマルチフ
ィラメントをナイロンで被覆した直径０．８２mmのマル
チプラストである。また、非接紙面側の裏層緯糸２２
は、直径が０．６０mmの断面円形なポリエステルモノフ
ィラメントである。尚、夫々の緯糸の密度は１６．５本
／２．５４cmである。The canvas 1 shown in FIGS. 1 and 2 was woven with a long crimp double weave design. The double weave structure of the long crimp is a structure in which the surface layer weft 21 is woven so that the warp 11 that intersects on the contact surface side is small and floats on the contact surface side (see FIG. 2). The warp 11 is a polyester monofilament having a circular cross section with a diameter of 0.46 mm and a density of 68.0 yarns / 2.54 cm. The surface layer weft 21 on the paper contact side is a multiplast having a diameter of 0.82 mm in which a core polyester multifilament is coated with nylon. Also, the back layer weft 22 on the non-paper contact side
Is a polyester monofilament having a circular section with a diameter of 0.60 mm. The density of each weft is 16.5 / 2.54 cm.
【００１９】製織後ヒートセット加工を行ったカンバス
１は、図３に示すようにその厚さが２．３mm、通気度が
８０００cc/min./cm2 であった。尚、この通気度は、Ｊ
ＩＳＬ１００５フラジール型法に準拠した測定器具を用
い、水柱１２．７mm、測定面積１０cm2 の孔を１分間に
通過した空気の量を単位面積当りに換算表示したもので
ある。The canvas 1 subjected to heat setting after weaving had a thickness of 2.3 mm and an air permeability of 8000 cc / min. / Cm 2 as shown in FIG. The air permeability is J
The amount of air that passed through a hole having a water column of 12.7 mm and a measurement area of 10 cm 2 per minute was converted to a unit area and displayed using a measuring instrument conforming to the ISL1005 Frazier method.
【００２０】このカンバス１は、図２に示すように接紙
面側の表層緯糸２１がロングクリンプ織で、経糸１１よ
り浮かした面組織となっている。また、表層緯糸２１
は、芯部のポリエステルマルチフィラメントをナイロン
で被覆したマルチプラストを使用したことにより、柔軟
性のある糸でもあるので、防汚効果の優れたカンバス１
が得られた。As shown in FIG. 2, the canvas 1 has a surface design in which the surface weft 21 on the paper contact surface side is a long crimp weave and floats from the warp 11. The surface weft 21
Is a flexible yarn obtained by using a multi-plast in which a polyester multi-filament in the core is coated with nylon.
was gotten.
【００２１】このカンバス１を抄紙機のドライパートで
使用したところ、従来のカンバスでは、使用後カンバス
の表面に汚れが付着し、２ヶ月〜３ヶ月でカンバスを洗
浄する必要であったが、本実施例のカンバスを洗浄する
のに必要な期間は６ヶ月となり、従来より洗浄までの期
間は約２倍と大幅に延長できることが分った。When this canvas 1 was used in the dry part of a paper machine, the conventional canvas had stains on the surface of the canvas after use, and it was necessary to wash the canvas in 2 to 3 months. The period required for cleaning the canvas of the example was 6 months, and it was found that the period required for cleaning can be extended to about twice that of the conventional case.
【００２２】尚、本実施例では二重織の場合を示した
が、織組織はこれに限定されず平織、三重織以上等も可
能なのは勿論である。In this embodiment, the case of double weaving is shown, but the weaving structure is not limited to this, and it is needless to say that plain weave, triple weave or more can be used.
【００２３】[0023]
【発明の効果】本発明によれば、湿紙と直接接する接紙
面側の緯糸をロングクリンプ織とし、その用途に応じ
て、ナイロンを被覆したマルチプラスト又はモノプラス
ト、ナイロンの中空糸又はモノフィラメントのいずれか
を使用したことにより、抄紙機のドライパートで故紙な
どの製紙原料中に含まれる粘着性物質〔ガム質ピッチ〕
や製紙用粘剤であるサイズ液、塗工液などの汚れ物質の
ドライヤーカンバスへの付着量が減少し、ドライヤーカ
ンバスにおける防汚効果を長期にわたり持続させ、か
つ、ドライヤーカンバスの用途に限らず十分な防汚効果
を発揮することができる。According to the present invention, the weft on the contacting surface side which is in direct contact with the wet paper is made of a long crimp weave, and depending on its use, a multi-plast or mono-plast coated with nylon, a nylon hollow fiber or a mono-filament is used. By using either, the adhesive substance contained in papermaking raw materials such as waste paper in the dry part of the paper machine [gum pitch]
The amount of contaminants such as size liquids and coating liquids used as paper and papermaking adhesives on the dryer canvas is reduced, the antifouling effect of the dryer canvas is maintained for a long time, and it is not limited to the use of the dryer canvas. A great antifouling effect can be exhibited.
【図１】本発明のドライヤーカンバスの経方向断面を示
す組織図FIG. 1 is an organization chart showing a longitudinal section of a dryer canvas of the present invention.
【図２】本発明のドライヤーカンバスの緯方向断面を示
す組織図FIG. 2 is an organization chart showing a weft direction cross section of the dryer canvas of the present invention.
【図３】本発明のドライヤーカンバスの仕様を示す一覧
表FIG. 3 is a table showing the specifications of the dryer canvas of the present invention.
１ ドライヤーカンバス １１ 経糸 ２１ 接紙面側の緯糸 Reference Signs List 1 dryer canvas 11 warp 21 weft on contact side
Claims (4)
抄紙用ドライヤーカンバスにおいて、接紙面側の緯糸が
ロングクリンプ織であって、接紙面側に使用する緯糸
が、マルチフィラメントをナイロンで被覆したマルチプ
ラストであることを特徴とする抄紙用ドライヤーカンバ
ス。1. A papermaking dryer canvas composed of a synthetic fiber warp and a weft, wherein the weft on the contacting surface side is a long crimp weave, and the weft used on the contacting surface side is a multifilament coated with nylon. A papermaking dryer canvas characterized by being a multiplast.
抄紙用ドライヤーカンバスにおいて、接紙面側の緯糸が
ロングクリンプ織であって、接紙面側に使用する緯糸
が、モノフィラメントをナイロンで被覆したモノプラス
トであることを特徴とする抄紙用ドライヤーカンバス。2. A papermaking dryer canvas comprising a synthetic fiber warp and a weft, wherein the weft on the contacting side is a long crimp weave, and the weft used on the contacting side is a monofilament coated with nylon. A papermaking dryer canvas, which is a plast.
抄紙用ドライヤーカンバスにおいて、接紙面側の緯糸が
ロングクリンプ織であって、接紙面側に使用する緯糸が
ナイロンの中空糸であることを特徴とする抄紙用ドライ
ヤーカンバス。3. A papermaking dryer canvas comprising a synthetic fiber warp and a weft, wherein the weft on the contacting surface side is a long crimp weave, and the weft used on the contacting surface side is a nylon hollow fiber. Characteristic papermaking dryer canvas.
抄紙用ドライヤーカンバスにおいて、接紙面側の緯糸が
ロングクリンプ織であって、接紙面側に使用する緯糸が
ナイロンのモノフィラメントであることを特徴とする抄
紙用ドライヤーカンバス。4. A papermaking dryer canvas composed of a synthetic fiber warp and a weft, wherein the weft on the contacting surface side is a long crimp weave, and the weft used on the contacting surface side is a monofilament of nylon. Dryer canvas for paper making.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP16999696A JP3594410B2 (en) | 1996-06-28 | 1996-06-28 | Dryer canvas for papermaking |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP16999696A JP3594410B2 (en) | 1996-06-28 | 1996-06-28 | Dryer canvas for papermaking |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPH1018193A true JPH1018193A (en) | 1998-01-20 |
| JP3594410B2 JP3594410B2 (en) | 2004-12-02 |
Family
ID=15896666
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP16999696A Expired - Fee Related JP3594410B2 (en) | 1996-06-28 | 1996-06-28 | Dryer canvas for papermaking |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JP3594410B2 (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111139689A (en) * | 2019-12-30 | 2020-05-12 | 江门市明星纸业有限公司 | Water-resistant bobbin paper and manufacturing equipment thereof |
-
1996
- 1996-06-28 JP JP16999696A patent/JP3594410B2/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111139689A (en) * | 2019-12-30 | 2020-05-12 | 江门市明星纸业有限公司 | Water-resistant bobbin paper and manufacturing equipment thereof |
Also Published As
| Publication number | Publication date |
|---|---|
| JP3594410B2 (en) | 2004-12-02 |
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