TW477844B - Base fabric for laminated tape - Google Patents

Base fabric for laminated tape Download PDF

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Publication number
TW477844B
TW477844B TW89122500A TW89122500A TW477844B TW 477844 B TW477844 B TW 477844B TW 89122500 A TW89122500 A TW 89122500A TW 89122500 A TW89122500 A TW 89122500A TW 477844 B TW477844 B TW 477844B
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Taiwan
Prior art keywords
yarn
yarns
warp
fiber
base fabric
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TW89122500A
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Chinese (zh)
Inventor
Tatsuo Aoyama
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Aoyama Sangyo Kk
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  • Adhesive Tapes (AREA)

Abstract

To obtain a base fabric suitable for laminated tapes with good hand tearability and compliance with to-be-stuck objects by knitting into a warp knitted fabric through weft insertion of wales with multifilaments as warps with flat yarns greater in tensile strength than the wales over the whole width of the wales. This base fabric 18 is obtained by knitting into a knitted fabric as a weft-inserted texture through inserting, as wefts 16, flat yarns as split yarns or slit yarns made from nonpolar films such as polyolefin-based films and each having a width accounting for 50% of the inner side major axis of the wale link into many wales 14 arranged in parallel to one another and formed of warps 12 consisting of polar fibers such as polyester multifilament yarns, over the whole width of the wales; wherein the tensile strength of each of the warps 12 is lower than that of each of the wefts 16.

Description

477844 A7 B7 五、發明説明(1 ) [發明所屬技術領域】 本發明係關於一種叠層膠帶用基布,特別是一種適於 像膠帶一般用手在需要之任意位置撕開,同時具有長度方 向之規定強度及對被粘貼物之隨順性的疊層膠帶者。 本文雖K粘膠帶作為叠層膠帶之例子來說明,但並非 限定於粘膠帶,其他例如雙面膠帶、裝飾用缎帶等均適用 本發明之结構。再者,本文所稱”叠層”並非僅限於相粘貼 之结構,基布埋設於粘著劑中而未形成明確之層者亦包含 在本文所稱之”疊層β中。 [技術背景】 近來,在使用瓦楞紙等施行打包、綑綁之作業上,由 於簡便性之故,多使用粘膠帶來代替繩索之綑绑。 以粘膠帶為例,有一種係在經紗與緯紗織成(通常為 平織)之基布上,Κ聚乙烯(ΡΕ)薄膜疊層於單面,未叠層 之另一面則塗布感壓粘着劑而形成者。 經濟部智慧財產局員工消費合作社印製 Κ粘膠帶之基布而言,由於一面要維持縱長方向之強 度,又要確保橫寬方向之手撕性,故在叠層時幾乎都使用 橫向之撕裂強度較低,且容易確保縱長方向之強度的織物 (平織)〇 又,Μ織物之經紗/緯紗之形成紗而言,Κ往係使用 短纖維絲(rayon staple fiber)、多纖維絲(multifilament )、直絲紗(flat yarn,亦稱為切膜絲(slit yarn)或裂 膜絲(spl it yarn)。 記載上述技術文獻有日本特公平1-41189號公報、特 -4 - 本紙張尺度適用中國國家標準(CNS ) A4規格(210X297公釐) 477844 Α7 Β7 五、發明説明(2 ) 許第 2623947、 2635795、 2843043 號公報、實開平 4-69482 號公報等。 近來,粘膠帶用基布已日益要求其儘量使用薄而輕之 製品。然而,就織物而言,特別是使用短纖維絲之織物, 在達成此要求上有其限制。因此,就發明人所知,使用孔 隙率較大且為針織物的基布,迄今尚未為公知技術。 ' 據推測,其理由在,Μ針織物而言,要像平織物一般 ,得Κ降低橫向之撕裂強度且能夠確保縱長方向之強度者 甚為困難。 本發明係鑒於上逑情形而提供一種不使用織物之新穎 粘膠帶等疊層膠帶用基布。 [解決課韙所用之技術手段] 為解決上逑課題,經發明人殫精竭慮努力研發之结果 ,發現若依下述構成,即可和織物一樣得Κ降低橫向撕裂 強度,且縱向強度得Κ確保,從而發明了具有下逑構成之 疊層膠帶用基布。 該基布係使用於叠層膠帶,特徵在於該基布係由經針 織物所形成,該經針織物係在由經紗所形成之多數並排式 獨立鏈式組織(經行)的整個寬度上***投緯紗所成的投緯 組織,而該經紗係由多纖維絲所形成,上述投緯紗則由直 綠紗所形成。 上述構造中,多纖維之拉力強度係小於直絲紗之拉力 強度,故易於確保手撕性,且寬度方向之強度容易確保, 甚為理想。 -5 - 本紙張尺度適用中國國家標準(CNS ) Α4規格(210Χ297公釐) ----------^—— (請先閲讀背〃面I意事項再$本頁) 訂 線 經濟部智慧財產局員工消費合作社印製 477844 A7 _ B7 五、發明説明(3 ) 由於上述多纖維絲係為極性纖維製成,上述直絲紗則 為非極性薄膜製,故容易形成上述结構,同時易於適用在 粘膠帶。 一般而言,上逑極性纖維為聚酯纖維,非極性薄膜為 聚酚醛薄膜。 [發明之實施形態] 以下說明本發明之實施形態。本文中,係Μ使用於粘 膠帶之情形為例來說明叠層膠帶。 本實施形態之鲞層膠帶用基布,如第1鼯、第2圖所 示,係為經針織物所形成,其為在以經紗12所形成之多數 並非之獨立鏈式組織(經行)14的整個寬度上***投緯紗16 而成之投緯組織。 此處所謂之「經針織J係指將經平行狀態之導紗針實 施整經的經妙導入織針,用織針使該經紗綴繞而施行針織 蓮作而言。以絲紗對織針進行綴繞之方式而形成開口線圈 、閉口線圈。使一條絲紗經常對一支鐵針綴繞時,紗環( loop)之連缵狀態即可朝經行方向形成繩狀,此即稱為( 經編)鏈式組織。再者,通常K各針構成鐽式組織時,由 於各組織不會獨立形成布狀,故須將導紗筘移動,俾適時 按各織段(course)令紗線朝左右任一針綴繞,一般而言, 無法K同一經紗所成之紗環來構成一個經行(wale)(請參 照日本纖維工業教育研究會編「纖維工學II編組」,實教 出版株式會社發行,P14、15)。 然而,依本發明,從確保任意位置之手撕性的觀點而 -6- 本紙張尺度適用中國國家標準(CNS ) A4規格(210X297公釐) I---------ΐ衣-- (請先閲讀背νέ、δ*'事項再頁) 訂 線- 經濟部智慧財產局員工消費合作社印製 477844 A7 B7 五、發明説明(4 ) 言,係設定成一個經行14係由同一經紗所成之紗環14a來 構成的獨立鏈式組織。本實施形態中,紗環14a之長度( 長徑)為卜6πιπι,各經行之密度為8-28支/时(M8-25支/ 吋較佳)。經行密度或紗環密度之任一者即使過密,也難 以獲得預期之基布強度。相反地,經行/紗環密度較高時 ,雖可獲得強度,但經行/紗環之打緯數增加,反而使生 '產性降低。 本發明中,經紗係由多纖維絲所形成,投緯紗1 6則由 直絲紗所形成。此處之直絲妙寬度只要能達到防止獨立經 行之紗環偏移的效果即可,其值可設定在常態紗環14a之 內側長徑之50% K上,但以70%較佳,更佳則為85X K上。 直絲紗(投緯紗)1 6在紗環1 4 a所佔之比例過小時,對 於獨立經行之紗環偏移的防止作用較難奏效(經行之紗環 整齊排列性降低),會產生寬度方向之強度不均琨象,且 對手撕性等有不良影響。其上限係設定在可Μ對紗環14a 進行投緯作業而不致遭受阻力的寬度(通常係設定在紗環 内側長徑之9 9 - 9 83ί K下)。若大於此限度,則投緯作業變 得困難,且用作投緯紗16之直絲會產生彎折,撓曲,或在 投緯作業部位處易因直絲纱之逄緣而使妙環14a内側傷損 ,容易產生品質不良的產品。 再者,投緯紗16通常係如第1圖所示地導入全部紗環 1 4 a,但如第2圖所示者,只要能達到防止妙環偏移的作 用,隔一個、隔二個、隔三個均可任意選擇,全部紗環 14a不導入投緯紗16之结構使用在如第5圖所示之兩面膠 -7- 本紙張尺度適用中國國家標準(CNS ) A4規格(210X297公釐 Ί 批衣I (請先閱讀背面之注意事項再頁477844 A7 B7 V. Description of the Invention (1) [Technical Field of the Invention] The present invention relates to a base cloth for laminated tape, particularly a tape suitable for tearing by hand at any desired position like tape, and has a length direction Laminated tape with a prescribed strength and compliance with the adherend. Although the K-adhesive tape is described here as an example of a laminated tape, it is not limited to the adhesive tape, and other structures such as double-sided tape and decorative ribbon are applicable to the structure of the present invention. In addition, the "laminate" referred to herein is not limited to the structure of sticking to each other, and the base cloth is buried in the adhesive without forming a clear layer is also included in the "laminate β" referred to herein. [Technical Background] Recently, for the purpose of packing and bundling using corrugated paper, etc., for the sake of simplicity, more adhesive tape is used instead of bundling the rope. Taking adhesive tape as an example, there is a kind of warp and weft woven (usually plain weaving) ) On the base fabric, κ polyethylene (PE) film is laminated on one side, and the other side that is not laminated is coated with a pressure-sensitive adhesive. The base of the K-adhesive tape printed by the Consumer Cooperative of the Intellectual Property Bureau of the Ministry of Economic Affairs In terms of cloth, since one side needs to maintain the strength in the longitudinal direction and the hand tearability in the width and width direction, almost all of them use a low transverse tear strength when laminating, and it is easy to ensure the strength in the longitudinal direction. Fabric (plain weaving). In addition, as for the warp / weft forming yarn of M fabric, K-series uses short fiber yarn (rayon staple fiber), multifilament (multifilament), and flat yarn (also known as cut yarn). Membrane yarn Split film yarn. The above technical documents are described in Japanese Patent Publication No.1-41189 and Japanese Patent No.-4-This paper is in accordance with Chinese National Standard (CNS) A4 (210X297 mm) 477844 Α7 Β7 V. Invention Explanation (2) Xu Nos. 2623947, 2635795, 2843043, Shikai Hei 4-69482, etc. Recently, base fabrics for adhesive tapes have been increasingly required to use thin and light products as much as possible. However, as far as fabrics are concerned, It is a fabric using short-fiber yarns, and there are limitations in meeting this requirement. Therefore, as far as the inventors know, the use of a base fabric with a large porosity and a knitted fabric has not been a well-known technology so far. 'Presumably, the reason In terms of M knitted fabrics, it is very difficult to reduce the tearing strength in the horizontal direction and ensure the strength in the longitudinal direction if it is like a plain fabric. The present invention provides a novel method that does not use a fabric in view of the upper case. Base fabrics for laminated tapes such as adhesive tapes. [Technical means used to solve the problem] As a result of intensive research and development by the inventors, it was found that if the following structure is adopted, It can reduce the horizontal tearing strength and ensure the longitudinal strength as same as the fabric, and invented a base fabric for laminated tape with a chin structure. This base cloth is used for laminated tape, which is characterized in that the base cloth is The warp knitted fabric is formed by inserting a weft insertion yarn across the entire width of most of the side-by-side independent chain structure (warp) formed by the warp yarn, and the warp yarn system is composed of multiple fibers. In the above structure, the tensile strength of the multi-fiber is smaller than the tensile strength of the straight yarn, so it is easy to ensure hand tearability, and the width direction strength is easy to ensure. ideal. -5-This paper size is in accordance with Chinese National Standard (CNS) Α4 specification (210 × 297 mm) ---------- ^ —— (Please read the notice on the back side first and then $ this page) Printed by the Consumers' Cooperative of the Intellectual Property Bureau of the Ministry of Economic Affairs 477844 A7 _ B7 V. Description of the invention (3) Since the above-mentioned multi-fiber yarn is made of polar fiber, and the above-mentioned straight yarn is made of non-polar film, it is easy to form the above structure. Also easy to apply on adhesive tape. Generally speaking, the upper polar fiber is a polyester fiber, and the non-polar film is a polyphenol film. [Embodiments of the invention] Embodiments of the present invention will be described below. Here, the case where M is used for an adhesive tape is taken as an example to explain the laminated tape. As shown in Figures 1 and 2, the base fabric for the tape of the tape of this embodiment is formed by a warp knitted fabric, and it is an independent chain structure (warp) formed by a warp 12 A weft insertion structure formed by inserting the weft insertion yarn 16 over the entire width of 14. The "warp-knitting J" here refers to the warp-knitting needle that warps the warp guide needles in parallel state, and uses the knitting needle to lap the warp yarn to perform the knitting lotus. The silk yarn is used for the knitting needle. The open loop and closed loop are formed by the winding method. When a silk yarn is often wound around an iron needle, the flail state of the loop can form a rope shape in the warp direction, which is called (Warp knitting) chain structure. In addition, when the K needles form a reed-type structure, since each tissue does not form a cloth shape independently, the guide yarn 筘 must be moved, and the yarn is ordered according to each course in time. The thread is wound around either of the left and right needles. Generally speaking, it is not possible to form a warp with a loop formed by the same warp yarn (please refer to the "Fiber Engineering II Group" edited by the Japan Fiber Industry Education Research Association). Published by Publishing Co., Ltd., P14, 15). However, according to the present invention, from the viewpoint of ensuring the hand tearability at any position, -6- this paper size applies the Chinese National Standard (CNS) A4 specification (210X297 mm) I ------------- 衣- -(Please read back ν, δ * ', and then page) Ordering-Printed by the Intellectual Property Bureau of the Ministry of Economic Affairs, Consumer Consumption Cooperative 477844 A7 B7 V. Description of the Invention (4) The language is set to be a line of business. An independent chain structure composed of yarn loops 14a formed by warp yarns. In this embodiment, the length (long diameter) of the yarn loop 14a is 6 μm, and the density of each warp is 8-28 pieces / hour (M8-25 pieces / inch is preferred). Even if either the warp density or the loop density is too dense, it is difficult to obtain the desired base fabric strength. Conversely, when the density of warp / loops is high, although the strength can be obtained, the number of beatings of warp / loops increases, which reduces the productivity. In the present invention, the warp yarn system is formed of multi-fiber yarns, and the weft insertion yarn 16 is formed of straight yarns. The width of the straight thread here only needs to achieve the effect of preventing the warp of the independent yarn loop from shifting. The value can be set to 50% K of the inner diameter of the normal yarn loop 14a, but 70% is better. Even better is 85X K. Straight yarn (weft-feeding yarn) 1 6 is too small in the proportion of yarn loops 1 4 a. It is difficult to prevent the loop warp of independent warp yarns from shifting (the warp yarns are neatly arranged). The uneven strength phenomenon in the width direction is generated, and the tearability of the opponent is adversely affected. The upper limit is set to the width at which the loop 14a can be inserted into the loop without suffering resistance (usually it is set at 9 9-9 83ί K on the inner diameter of the loop). If it exceeds this limit, the weft insertion operation becomes difficult, and the straight yarn used as the weft insertion yarn 16 will be bent, flexed, or the loop 14a may be easily caused by the edge of the straight yarn at the weft insertion location Damage to the inside can easily lead to defective products. In addition, the weft insertion yarn 16 is generally introduced into all the yarn loops 1 4 a as shown in FIG. 1, but as shown in FIG. 2, as long as the function of preventing the misalignment of the magic ring is achieved, one, two, All three loops can be selected arbitrarily. The structure of all the yarn loops 14a without introducing the weft-injection yarn 16 is used on the two-sided rubber as shown in Figure 5. 7- This paper size applies to the Chinese National Standard (CNS) A4 specification (210X297 mmΊ) Batch of clothing I (Please read the notes on the back first

、1T 線 經濟部智慧財產局員工消費合作社印製 477844 經濟部智慧財產局員工消費合作社印製 A7 —_B7_五、發明説明(5 ) 帶時,可K將上/下接著劑層26a、26b之連接面積加大, 以提高接著劑層之保持力。第5圖中,3D係為剝雜帶層。 本案之多纖維絲係由多數支長纖維(單纖維絲聚匯而 成,處理性優異,且容易確保強度。 直絲紗方面,則包含裂膜絲及切膜絲。 裂膜絲係指Μ T形模或吹氣式製膜機所製成之薄膜經 切開為適當寬度之帶狀後,利用延伸處理使分子朝向充分 朝一方向排列,成為容易裂開之狀態,再Κ物理性/機械 性力量切裂成细纖維狀,形成微细纖維形態者。再者,所 稱之裂膜綠係指由薄膜切裂延伸後之製品(纖維學會編「 纖維便覽J (請參照昭和43年1月30日)九善出版社,Ρ892 ~ 8 9 4 ) ° 本案之所以用多纖維絲作為經紗,係由於相較於短纖 維妙,可Κ用較细之絲紗獲得相同強度,除可使基布更薄 外,與單纖維紗相較,撕裂性良好,容易確保手撕性。 使用直絲紗作為投緯眇係因為要確保上述紗環之整齊 排列性,但亦可達成下述的附帶效果。 ① 直線紗之剖面係呈四方形,可使基布薄且平滑,感 壓性接著劑層之平滑度(均勻度)可Κ提升,因此接着劑使 用量得Κ減少。 ② 由於寬度方向上可Μ獲致相同強度,故與纖維紗相 比,投緯紗之投緯數可Κ減少,可導致生產性之提升。 再者,多缬維絲之拉力強度小於直絲紗之拉力強度的 事實,從確保手撕性之觀點而言,甚為理想。 -8 - 本紙張尺度適用中國國家標準(CNS ) Α4規格(210Χ297公釐) ' (請先閱讀背面之注意事項再mb 本頁) •裝· 訂 -線· 斗/7844 經濟部智慧財產局員工消費合作社印制衣 A7 -----B7____ 五、發明說明(6 ) 例如,使用聚酯纖維作為上述多纖維絲(經紗)時,其 各別之拉力強度(JIS L 1 0 9 5 )通常前者為4 0 - 4 0 0 gf(〇.392 -3·92Ν),較佳為 82-3fl0(3F(0.8fl-2.94N),更佳為 1 2 5-250 gf(1.225-2.45f));後者為 800_2300gf(7.84_22.54N),較 佳為 lfl00-2100gf(9.81-2(K6N)。 例如,使用聚酯纖維作為上逑多纖維絲(經紗)時之丹 '尼爾數,係為lfl-100d (較佳為20-75d,更佳為30-55d); 而使用PE切膜絲作為直絲紗(投緯紗)時之丹尼爾數為200 -400d (較佳為 230-370d,更佳為 250-350 (1 )。 多纖維絲係為極性纖維製品,但相對地較细之絲紗容 易展現強度,基布可K薄化,且作為粘膠帶用基布時,感 壓接著劑容易確保接著性。 直絲紗採用非極性薄膜製品時,容易確保耐水性,且 用作粘膠帶用基布時,與疊層薄膜(通常為PE薄膜)之接著 性容易確保,同時對基布之輕量化亦有助益。 極性纖維可K使用聚酯纖維(聚對苯二甲酸乙二醇酯 纖維)、聚酰胺纖維(6-尼龍、66-尼龍)、粘膠絲、醋酸纖 維、聚乙烯醇系合成纖維(比尼綸)、聚氨基甲酸乙酯纖維 等,聚酯纖維之耐水性比聚酰胺優良,其他物性亦可取得 平衡,甚為理想。 K叠層薄膜用之非極性薄膜而言,可K使用聚乙烯薄 膜、聚丙烯薄膜、聚丁烯薄膜、此等聚合物之共聚物薄膜 等聚烯烴薄膜,但從延伸性(延伸性太大時,對手撕性有 不良影響)及柔軟性之平衡度観之,聚乙烯薄膜較理想。 -9- 本紙張尺度適用中國國家標準(CNS)A4規格(210 X 297公釐) ^ (請先閱讀背面之注意事項寫本頁) 裝 . 線· 477844 A7 B7 五、發明説明(7 ) 上述構成之叠層膠帶用基布係使用多纖維絲(經紗)12 及直絲紗(投緯紗)16編織而成。 如第3圖所示,編成之基布18係對基布18之兩面押出 PE薄膜而形成層叠層20,K製成兩面疊層膠帶22。而且, 如第4圖所示,亦可僅在單面形成層疊層20,Μ製成單面 舞層膠帶24。 其次,Μ兩面形成層叠層20之兩面叠層膠帶而言,可 以在任一面塗布感壓接著劑而形成接著劑層26,藉Μ製成 粘膠帶。 再者,Κ單面形成層叠層20之單面叠層膠帶而言,可 Κ在層叠層20形成面之相反面塗布感壓接著劑而形成接著 劑層26,藉Μ製成粘膠帶。 此外,表1揭示本發明可使用之多纖維絲與直絲紗的 強度與延伸度。 (請先閲讀背面之注意事項\|||寫本頁) •裝. 訂 經濟部智慧財產局員工消費合作社印製 表 1 絲 紗種類 強度(N) 延伸度(%) 聚酯30d多纖維絲 1 . 3 28.5 聚酯75d多纖維絲 3 . 3 30 · 1 聚乙烯3 0 0 d直絲紗 1 4 · 3 28.4 聚乙烯3 5 0 d直絲紗 19.3 41.3 -10- -線 本紙張尺度適用中國國家標準(CNS ) Α4^格(210X297公釐) 47 經濟部智慧財產局員工消費合作社印製 Α7 _Β7___, 五、發明説明(8 ) 實施例 為確認本發明之功效,而Κ下述方式調製叠層膠帶用 基布。 分別使用表1所示酯30d多纖維絲及聚乙烯30fld直 絲紗作為經紗及投緯紗,以經行密度:24支/时,紗環密 度:17個/时之條件,調製得第1圖所示構造之基布。 在兩面柙出PE薄膜O.lmint而形成叠層膠帶。 經確認該疊層膠帶之手撕性,甚為良好。而且,拉力 強度(JIS L 1 0 9 6 A 法)經確認為 9kgf(88.2N)/25fflia,栢當 充分。 圖面之簡單說明 第1圖為本發明基布之一形態的放大模式圖·, 第2圖為本發明基布另一形態的放大模式圖; 第3圖為在第1圖基布兩面施Μ叠層加工所成之粘膠 帶的縱剖視圖; 第4圖為在第1圖基布單面施以叠層加工所成之粘膠 帶的縱剖視圖; 第5圖為使用第1圖之基布所製成之讀面膠帶之縱剖 視圖。 (請先閱讀背面之注意事項 本頁) -裝. 訂 線· -11- 本紙張尺度適用中國國家操準(CNS ) Α4規格(210Χ297公釐) 477844 A7 B7 經濟部智慧財產局員工消費合作社印製 五、發明説明(9 ) 符號說明 -12 - 12 .. .•多 纖 維 絲(經絲) 14 .. .•獨 立 鏈 式組織 14a . • •紗 環 16 .. • •直 絲 紗 (投緯紗) 18 .. • •基 布 20 .. • •層 鲞 層 22 .. •.疊 層 膠 帶 24… …單 面 疊 層 26 .. • •接 著 劑 層 30 .. • •剝 雛 膠 帶 本紙張尺度適用中國國家標準(CNS ) A4規格(210X 297公釐)Printed by the Consumer Property Cooperative of the Intellectual Property Bureau of the Ministry of Economic Affairs of the 1T line. Printed by the Consumer Cooperative of the Intellectual Property Bureau of the Ministry of Economic Affairs. The connection area is increased to improve the retention of the adhesive layer. In Fig. 5, 3D is a stripping layer. The multi-filament yarn in this case is composed of a large number of long fibers (single-fiber yarns, which are excellent in handling properties and easy to ensure strength. For straight yarns, they include split film filaments and cut film filaments. Split film filaments refer to M After the film made by the T-die or air-blown film making machine is cut into a strip of an appropriate width, the molecules are aligned in one direction by an extension process, and become easily broken. Physical and mechanical properties Those who cut into fibrous form by force and form a microfiber form. Furthermore, the so-called split film green refers to the product after the film is cut and extended (The Fiber Institute compiled "Fiber Guide J (refer to January 30, Showa 43) (Day) Jiushan Publishing House, P892 ~ 8 9 4) ° The reason why multi-fiber yarn is used as warp in this case is that compared with short fiber, thinner silk yarn can be used to obtain the same strength. Compared with single-fiber yarns, it is thinner and has better tearing properties and is easy to ensure hand-tearability. Straight yarn is used as the weft insertion system because it is necessary to ensure the regular arrangement of the above-mentioned yarn loops. Effect: ① The cross section of the linear yarn is square It can make the base fabric thin and smooth, and the smoothness (uniformity) of the pressure-sensitive adhesive layer can be increased, so the amount of adhesive used can be reduced. ② Because the same strength can be obtained in the width direction, it is the same as fiber yarn. In comparison, the number of wefts inserted into the weft yarn can be reduced, which can lead to an increase in productivity. Furthermore, the fact that the tensile strength of multi-valves is smaller than that of the straight yarn, from the viewpoint of ensuring hand tearability, Very ideal. -8-This paper size applies the Chinese National Standard (CNS) Α4 specification (210 × 297mm) '(Please read the precautions on the back before mb this page) • Binding · Binding-Thread · Bucket / 7844 Ministry of Economy Printed clothing A7 of the Consumer Cooperatives of Intellectual Property Bureau ----- B7____ 5. Description of the invention (6) For example, when using polyester fiber as the above-mentioned multi-fiber yarn (warp yarn), its respective tensile strength (JIS L 1 0 9 5) Usually the former is 40-4 0 0 gf (.392-3.92N), preferably 82-3fl0 (3F (0.8fl-2.94N), more preferably 1 2 5-250 gf (1.225 -2.45f)); the latter is 800_2300gf (7.84_22.54N), preferably lfl00-2100gf (9.81-2 (K6N). For example, using polyester fiber as It is the Daniel's number when the multi-fiber yarn (warp yarn) is wound up, it is lfl-100d (preferably 20-75d, more preferably 30-55d); and PE cut film yarn is used as the straight yarn (cast Weft yarns) when the Daniel number is 200-400d (preferably 230-370d, more preferably 250-350 (1). Multi-fiber yarns are polar fiber products, but relatively thin silk yarns tend to show strength. The cloth can be thinned, and when used as a base fabric for adhesive tapes, the pressure-sensitive adhesive easily ensures adhesiveness. When using non-polar film products for straight yarns, it is easy to ensure water resistance, and when used as a base fabric for adhesive tapes, it is easy to ensure adhesion to a laminated film (usually a PE film). Help. Polar fiber can be polyester fiber (polyethylene terephthalate fiber), polyamide fiber (6-nylon, 66-nylon), viscose yarn, acetate fiber, polyvinyl alcohol-based synthetic fiber (Bini Polyester fiber, polyurethane fiber, etc., polyester fiber has better water resistance than polyamide, and other physical properties can also be balanced, which is ideal. For non-polar films used for K laminated films, polyolefin films such as polyethylene films, polypropylene films, polybutene films, and copolymer films of these polymers can be used. At the same time, the balance between the tearability of the hand and the softness is poor. Polyethylene film is ideal. -9- This paper size is in accordance with Chinese National Standard (CNS) A4 (210 X 297 mm) ^ (Please read the precautions on the back and write this page). Thread · 477844 A7 B7 V. Description of the invention (7) The base fabric for laminated tape is composed of multi-fiber yarns (warp yarns) 12 and straight yarns (weft yarns) 16. As shown in FIG. 3, the knitted base fabric 18 is formed by laminating a PE film on both sides of the base fabric 18 to form a laminated layer 20, and K is a double-sided laminated tape 22. Further, as shown in Fig. 4, the laminated layer 20 may be formed only on one side, and the single-sided dance layer tape 24 may be formed. Next, in the case of a double-sided laminated tape on which both sides of the M are formed as the laminated layer 20, a pressure-sensitive adhesive can be applied to either side to form an adhesive layer 26, and an adhesive tape can be formed by using M. Furthermore, in the case of a single-sided laminated tape in which the laminated layer 20 is formed on one side, a pressure-sensitive adhesive is applied to the opposite side of the laminated layer 20 forming surface to form an adhesive layer 26, thereby forming an adhesive tape. In addition, Table 1 discloses the tenacity and elongation of the multifiber yarns and straight yarns that can be used in the present invention. (Please read the notes on the back first \ ||| Write this page) • Packing. Order printed by the Intellectual Property Bureau of the Ministry of Economic Affairs, Employee Consumption Cooperative Printed Table 1 Silk Type Strength (N) Elongation (%) Polyester 30d Multifiber Yarn 1. 3 28.5 Polyester 75d multifiber yarn 3. 3 30 · 1 Polyethylene 3 0 0 d Straight yarn 1 4 · 3 28.4 Polyethylene 3 5 0 d Straight Yarn 19.3 41.3 -10--Applicable for paper size China National Standard (CNS) Α4 ^ Grid (210X297 mm) 47 Printed by the Consumers ’Cooperative of Intellectual Property Bureau of the Ministry of Economic Affairs A7 _Β7 ___, V. Description of the Invention (8) The examples are to confirm the efficacy of the present invention, and κ is modulated in the following manner Base cloth for laminated tape. The ester 30d multi-fiber yarn and polyethylene 30fld straight yarn shown in Table 1 were used as warp and weft insertion yarns. The warp density was 24 counts / hour and the loop density was 17 / hour. Base fabric of the structure shown. A PE film Olmint was scooped on both sides to form a laminated tape. It was confirmed that the hand-tearability of the laminated tape was very good. The tensile strength (JIS L 1 0 96 A method) was confirmed to be 9 kgf (88.2 N) / 25 fflia, which was sufficient. Brief Description of the Drawings Fig. 1 is an enlarged schematic diagram of one form of the base fabric of the present invention. Fig. 2 is an enlarged schematic diagram of another form of the base fabric of the present invention. Fig. 3 is an application of the two sides of the base fabric of Fig. 1 Longitudinal cross-sectional view of the adhesive tape produced by the LM stacking process; FIG. 4 is a longitudinal cross-sectional view of the adhesive tape produced by laminating the single side of the base fabric of FIG. 1; FIG. 5 is a base fabric using the first FIG. A longitudinal sectional view of the prepared reading tape. (Please read the precautions on the back page first)-Binding. -11- This paper size applies to China National Standards (CNS) A4 specification (210 × 297 mm) 477844 A7 B7 Printed by the Consumers ’Cooperative of Intellectual Property Bureau of the Ministry of Economic Affairs Fifth, the description of the invention (9) Symbol description -12-12... • Multi-fiber yarn (warp yarn) 14... • Independent chain structure 14a • • Yarn loop 16 .. • • Straight yarn (cast Weft) 18 .. • • Base cloth 20 .. • • Layers 22 .. • Laminated tape 24 ...… Single-sided laminated 26 .. • • Adhesive layer 30 .. • • Peeling tape Standards apply to China National Standard (CNS) A4 specifications (210X 297 mm)

Claims (1)

477844 A8 B8 C8 D8 六、申請專利範圍 1. 一種叠層膠帶用基布,係為使用於叠層膠帶,由 經針織物所形成之基布,上逑經針織物係在由經紗所形成 之多數並排式獨立鏈式組織(經行)之整個寬度上***投緯 紗而成之投緯組織,其中,上逑經紗係由多纖維絲形成, 上述投緯紗則為直絲所形成為特徵。 2. 如申請專利範圍第1項之基布,其中,上逑直絲 紗具有之寬度係佔有上述獨立鐽式組織之紗環内側長徑之 50% K 上。 3. 如申請專利範圍第2項之基布,其中,上述多纖 維之拉力強度係小於上逑直絲紗之拉力強度。 請 先 閱 讀 背. 面/ 之 注· 意 事 項 再 頁 裝 訂 經濟部智慧財產局員工消費合作社印製 4. 如申請專利範圍第3項之基布,其中,上逑多纖 維絲係極性纖維製品,上述直絲紗為非極性薄膜製品。 5. 如申請專利範圍第4項之基布,其中,上述極性 纖維係聚酯纖維,上述非極性薄膜為聚烯烴薄膜。 6. 如申請專利範圍第1、2、3、4或5項之基布, 其中,上述叠層膠帶為粘膠帶。 7· —種針織物,係在經紗所形成之多數並排式獨立 鏈式組織的整個寬度上***投緯紗而成之投緯組織式經針 -13- 本紙張尺度適用中國國家標準(CNS ) A4規格(210X297公釐) 477844 A8 B8 C8 D8 申請專利範圍 織物,其中,上述經紗為多纖維絲所形成,投緯妙為直絲 紗所形成。 8. 如申請專利範圍第7項之針織物,其中,上述多 纖維絲之拉力強度係小於上述直絲紗之拉力強度。 9. 如申請專利範圍第8項之針織物,其中,上述多 纖維絲為極性纖維製品,上述直絲紗為非極性薄膜製品。 10. 如申請專利範圍第9項之針織物,其中,上述極 性纖絲為聚酯纖維,上述非極性薄膜為聚烯烴薄膜。 請 閱 讀 背 ιέ 之 注 意 事 項 再 I· 頁 經濟部智慧財產局員工消費合作社印製 -14- 本紙張尺度適用中國國家標準(CNS ) Α4規格(210Χ 297公釐)477844 A8 B8 C8 D8 VI. Application for Patent Scope 1. A base fabric for laminated tape is a base fabric made of warp-knitted fabric for laminated tape. The upper warp-knitted fabric is made of warp yarn. Most side-by-side independent chain-like structures (warp) are inserted into the weft insertion structure over the entire width. The upper warp yarns are formed of multi-fiber yarns, and the weft insertion yarns are characterized by straight yarns. 2. For the base fabric of the scope of patent application item 1, the width of the upper straight yarn is 50% of the length of the inner diameter of the loop of the independent loop structure. 3. For the base fabric in the scope of patent application item 2, wherein the tensile strength of the above-mentioned multi-fibers is smaller than that of the upper straight yarn. Please read the back. Note / Notes / Notes and then page binding printed by the Consumer Cooperative of the Intellectual Property Bureau of the Ministry of Economic Affairs. 4. If the base fabric of the patent application No. 3, where the multi-filament silk is a polar fiber product, The straight yarn is a non-polar film product. 5. The base fabric according to item 4 of the patent application, wherein the above-mentioned polar fiber is a polyester fiber, and the above-mentioned non-polar film is a polyolefin film. 6. For the base fabric with the scope of patent application No. 1, 2, 3, 4 or 5, wherein the laminated tape is an adhesive tape. 7 · —A kind of knitted fabric, which is a weft insertion type warp needle inserted by inserting a weft insertion yarn over the entire width of most side-by-side independent chain structures formed by warp yarns-13- This paper size applies to China National Standard (CNS) A4 Specifications (210X297mm) 477844 A8 B8 C8 D8 Patented fabrics, in which the warp yarns are formed by multi-fiber yarns, and the weft insertion is formed by straight yarns. 8. The knitted fabric of claim 7 in which the tensile strength of the above-mentioned multi-fiber yarn is lower than that of the above-mentioned straight yarn. 9. The knitted fabric according to item 8 of the application, wherein the multi-fiber yarn is a polar fiber product, and the straight yarn is a non-polar film product. 10. The knitted fabric according to item 9 of the application, wherein the polar filaments are polyester fibers and the non-polar film is a polyolefin film. Please read the memorandum on the back page and print it on page I. Printed by the Consumer Cooperatives of the Intellectual Property Bureau of the Ministry of Economic Affairs. -14- This paper size applies to China National Standard (CNS) A4 (210 × 297 mm)
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JP6141673B2 (en) * 2013-04-19 2017-06-07 青山産業株式会社 Laminate tape base fabric and laminate tape using the base fabric
KR102165504B1 (en) * 2019-02-14 2020-10-14 최동환 Knit For Seam-Sealing Tape Having Excellent Stretch in Machine-Direction And Width-Direction
KR20220154820A (en) * 2020-05-01 2022-11-22 가부시키가이샤 데라오카 세이사쿠쇼 adhesive tape
CN116981745A (en) 2021-03-15 2023-10-31 株式会社寺冈制作所 Adhesive tape

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JP2000314062A (en) 2000-11-14

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