TW384325B - Flexible spun-bonded nonwoven fabric - Google Patents

Flexible spun-bonded nonwoven fabric Download PDF

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Publication number
TW384325B
TW384325B TW087104648A TW87104648A TW384325B TW 384325 B TW384325 B TW 384325B TW 087104648 A TW087104648 A TW 087104648A TW 87104648 A TW87104648 A TW 87104648A TW 384325 B TW384325 B TW 384325B
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Taiwan
Prior art keywords
nonwoven fabric
woven fabric
spunbond
heat
thermoplastic resin
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TW087104648A
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Chinese (zh)
Inventor
Haruo Yuasa
Takeshi Hasegawa
Ryutaro Shirayanagi
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Mitsui Chemicals Inc
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    • DTEXTILES; PAPER
    • D04BRAIDING; LACE-MAKING; KNITTING; TRIMMINGS; NON-WOVEN FABRICS
    • D04HMAKING TEXTILE FABRICS, e.g. FROM FIBRES OR FILAMENTARY MATERIAL; FABRICS MADE BY SUCH PROCESSES OR APPARATUS, e.g. FELTS, NON-WOVEN FABRICS; COTTON-WOOL; WADDING ; NON-WOVEN FABRICS FROM STAPLE FIBRES, FILAMENTS OR YARNS, BONDED WITH AT LEAST ONE WEB-LIKE MATERIAL DURING THEIR CONSOLIDATION
    • D04H1/00Non-woven fabrics formed wholly or mainly of staple fibres or like relatively short fibres
    • D04H1/40Non-woven fabrics formed wholly or mainly of staple fibres or like relatively short fibres from fleeces or layers composed of fibres without existing or potential cohesive properties
    • D04H1/54Non-woven fabrics formed wholly or mainly of staple fibres or like relatively short fibres from fleeces or layers composed of fibres without existing or potential cohesive properties by welding together the fibres, e.g. by partially melting or dissolving
    • DTEXTILES; PAPER
    • D10INDEXING SCHEME ASSOCIATED WITH SUBLASSES OF SECTION D, RELATING TO TEXTILES
    • D10BINDEXING SCHEME ASSOCIATED WITH SUBLASSES OF SECTION D, RELATING TO TEXTILES
    • D10B2403/00Details of fabric structure established in the fabric forming process
    • D10B2403/02Cross-sectional features

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  • Engineering & Computer Science (AREA)
  • Textile Engineering (AREA)
  • Nonwoven Fabrics (AREA)

Abstract

The present invention relates to a flexible spun-bonded nonwoven fabric using spun-bonded nonwoven fabric containing one or more layers comprising continuous long filament of a thermoplastic resin and partially hot-melting the fiber for increasing the flexibility and bulkiness that is suitable for medical materials and hygienic materials. This flexible spun-bonded nonwoven fabric is produced by partially hot-pressing a thermoplastic resin fiber having circular cross section, whose average fiber diameter is within the range of 10 to 50 micron and has 10 to 70 g/m<2>. The fiber constituting the nonwoven fabric is less than 3 per cm and non-crimp or crimp numbers and the fiber of non-heat pressing part has arc-like form and the shortest distance between heat pressing parts is above 0.5 mm and a ratio of the thickness (t1) of the pressing part to the thickness (t2) of the non-pressing part is between 12 and 100 and the bending resistance is below 70 mm. The spun-bonded nonwoven fabric may be a laminated nonwoven fabric obtained by laminating melt blow nonwoven fabric to spun-bonded nonwoven fabric or a laminated nonwoven fabric interposing melt blow nonwoven fabric between two layer spun bonded nonwoven fabrics.

Description

經濟部中央標準局負工消费合作社印«. A7 B7 五、發明説明(1 ) 〔發明背景〕 本發明係關於柔軟性紡粘不織布,尤其是將含有一層 以上採用熱可塑性樹脂的連續長繊維層,部份性地加以熱 溶接著的紡粘不織布,具有¥度柔軟性及崇高性,適合使 用於醫療器材:衛生材料的柔軟性紡粘不織布。 傳統的紡粘不織布乃是將包含1層以上,由聚酯,聚 丙烯,尼龍等之熱可塑性樹脂連績長繊維製成的布層加以 部分性的熱溶接著,譬如像是眾所皆知的熱浮雕印花加工 物。經熱浮雕印花加工的紡粘不織布其特性爲:①既薄巧 密度又高;②適合目前較低的製品;③耐磨耗性,尺寸安 定性佳:④在熱浮雕印花加工部份欠缺柔軟性等等。藉由 上述特性*目前經由熱浮雕印花加工處理的紡粘不織布主 要被使用於紙尿布或生理用品之類的衛生材料,遮光簾之 類的農業資材,電線包覆材,濾紙,生活雜貨品,包裝資 材之類,相反的,反而不被使用於要求具備柔軟性或崇高 性的醫療器材,吸油資材,衣料資材等之方面上。 前述經由熱浮雕印花加工處理的紡粘不織布,就其特 性來說,除了柔軟性之外,與其它製法下的不織布,譬如 說利用針刺,水刺等等他類的紡粘不織布相比較,其熱浮 雕印花處不但欠缺無刺毛,強度面夠,柔軟性等特性,而 且非浮雕印花部亦欠缺崇高性,因此其利用範圍有限。不 過,無刺毛,強度面強的熱浮雕印花i加工處理的紡粘不織 布之特性在衛生材料,醫療資材,吸I油著材,衣料資材等 等方面的利用領域上極爲重要,而保有這些特性並且具有 本纸張尺度逋用中國困家橾準(CNS ) A4规格(210X 297公釐)-4- ---1-------- (請先W讀背面之注意事項再填寫本頁) -訂 經濟部中央橾準局負工消费合作社印製 A7 B7 五、發明説明(2 ) 柔軟性及崇高性的市場要求也愈來愈明顯。 基於改良前述熱浮雕印花加工紡粘不織布,一種具以 異型斷面纖維構成不織布,而且由捲縮纖維製成的不織布 加以熱浮雕印花加工的崇高紡粘不織布於是被提案而出 (特公平4 — 29776號公報),》 . 但是,要製造上述不織布,就必須特別準備具有異型 斷面的噴嘴,而且由於必須加付捲縮工程,在經濟上及作 業效率上都是一大問題。 〔發明所欲解決之課題〕 本發明的課題係因循先前技術,來提供能保持熱浮雕 印花加工等之熱溶接著紡粘不織布的特性,且富有柔軟性 及崇高性,即使接觸肌虜亦能保有良好柔軟性的紡粘不織 布。 首先,本發明的特徴係爲:採用由包含一層以上以熱 可塑性樹脂的連續長纖維製成層部份性加以熱溶接著而成 的不織布,具體來說,'其基本構造爲:將平均纖維徑在 10至50/zm範圍內·的圓形斷面之熱可塑性樹脂纖維加 以部份性熱溶壓著,規格於1 0至7 0 g/m2的紡粘不織 布。構成該不織布的纖維爲非捲縮或是捲縮數未滿3個/ c m,非熱溶壓接著部的纖維呈弧狀,而且熱溶壓著部之 間的最短距離在0 . 5mm以上,壓菁部的厚度(t i)及 非壓著部的厚度(t 2)之比例在1 $至1 〇 〇之內,軟硬 度於7 0mm以下。 本紙張尺度適用中國國家標準(CNS ) A4规格(210X297公釐)~~' —I.------Q—----I—ir------0 (請先閱讀背面之注意事項再填寫本頁) A7 B7 五、發明説明(3 ) 〔圖面之簡單說明〕 第1圖係製造本發明之不織布的直交流型氣流處理裝 置槪略圖。 第2圖係製造本發明之不織布的直.交流型液體處理裝 置槪略圖。 第3圖係製造本發明之不織布的平行流型氣流處理裝 置槪略圖。 第4圖係製造本發明之不織布的平行流型氣流處理裝 置槪略圖。 〔囫號說明〕 1:直交流型氣流處理裝置 2:紡粘不織布 3:驅動滾輪 4 :多孔板 5:過濂器 ' 6 :壓縮機 經濟部中央樣準局負工消费合作社印装 (請先《讀背面之注$項再填寫本頁) 7 :熱交換器 8 :噴射口 9 :吸引箱 10:真空幫浦 1 1 :捲輪 21:直交流型液體處理裝置 本紙張尺度適用中國國家橾準(CNS ) A4规格(210X297公釐)-6 - A7 ___B7_ 五、發明説明(4 ) 2 2 :氣流分離器 2 3 :送風器 2 4 :乾燥器 2 5 :高壓幫浦 31:平行流型氣流處理裝髯 . 3 2 :氣流入射部 3 3 :氣流射出部 3 4 :氣流通路 3 5 :高速氣流處理部 3 6 :釋放滾輪 3 7 :布帛堆積部 3 8 :風道 3 9 :高速氣流 41:平行流型氣流處理裝置 4 2 :噴出流發生器 4 3 :擴散箱 4 4 :取領滾輪' 經濟部中央揉準局貝工消费合作社印製 (請先W讀背面之注意?項再填寫本頁) 〔用以解決課題之手段〕 茲說明本發明之用以解決前述課題之手段如下: 熱浮雕印花加工紡粘不織布的後加工,可以利用譬如 像是以5 0°C以上熱可塑性樹脂的溶丨點以下範圍內之氣流 或液體流所造成之衝擊而成的揉揑工|程後加工作業,來將 熱浮雕印花加工紡粘不織布之特性直接賦予柔軟性及崇高 本紙張尺度適用中國國家棣準(CNS ) A4规格(210 X 297公釐)-7 - 經濟部中央揉準局負工消费合作社印裝 A7 B7 五、發明説明(5 ) 性來作爲本發明的前提條件。 首先,基於這種前題條件之下,本發明的特徼係爲: 平均纖維徑1 0至5 0#m範圍內的圓形斷面之熱可塑性 樹脂纖維部份性地加以熱壓著,規格在1 0至7 0 g/m2 的紡粘不織布,,構成該不織布的樺維爲.非捲縮或捲縮數未 滿3個/cm,非熱壓著部的纖維呈弧狀,而且,熱壓著 部之間的最短距離爲0 . 5mm以上.,壓著部的厚度( t 與非壓著部厚度(t 2)之比例(t 2 / t i)在1 2 至1 0 0之間,軟硬度則在7 Omm以下之柔軟性紡粘不 織布。 其次,本發明的另一特徵係爲提供:平均纖維徑在 1 0至5 0 /zm範圍內的圓形斷面且爲非捲縮性或捲縮數 未滿3個/cm的熱可塑性樹脂纖維製成,規格在5至 50 g/m2的紡粘不織布層,與由.平均纖維徑在〇 . 5至 8 //m範圍內的熱可塑性樹脂纖維製成,規格在5至5 0 g/m2的熔化吹煉不織布層加以層積,部份性予以熱壓著 製成,規格在1 0至7 0 g/m2的層積不織布,而且大多 數的紡粘不織布之非熱壓著部纖維呈弧狀,熱壓著部之間 的最短距離爲0 . 5mm以上,壓著部的厚度(ti)與非 壓著部的厚度(t2)的比例(t2/t t)在1 2至 1 0 0之間,軟硬度則在7 0mm以下的柔軟性紡粘不織 布。 再者,依據本發明所提供的柔軟i性紡粘不織布其特徵 係爲:在平均纖維徑於1 0至5 0 範圍內的圓形斷面 本紙張尺度適用中國围家梯準(CNS ) Α4規格(210X297公釐)-8 - ---ί-------- &lt;請先聞讀背面之注意事項再填寫本頁) 訂 經濟部中央揲準局貝工消费合作社印製 A7 B7 五、發明説明(6 ) 且爲非捲縮或捲縮數未滿3個/ c m之熱可塑性樹脂繊維 製成,規格在5至4 0 g/m2的紡粘不織布2層之間,層 積夾有由平均纖維徑在0.5至8mm範圍內的熱可塑性 樹脂纖維製成,規格在2至5 0 g/m2的熔化吹煉不織 布,而且紡粘不織布的非熱壓著鄧的纖.維呈弧狀,熱壓著 部之間的最短距離在0 . 5mm以上,壓著部的厚度( t !)與非壓著部的厚度(t 2)比例(t 2 / t i)在1 2 至1 00之間,軟硬度則在70mm以下。 此外,依據本發明,將上述部份熱壓著的紡粘不織布 施以5 0°C以上,素材之熱可塑性樹脂溶點以下的氣流或 是包含利用液體流的衝擊所伴隨之揉揑工程之後加工,來 提供上述柔軟性紡粘不織布。 使用作爲本發明的紡粘不織布素材的熱可塑性樹脂, 可以是爲:聚乙烯,聚丙烯,聚乙烯丁烯等之聚乙烯烯 烴,聚酯,尼龍或是聚苯乙烯之類。其中以取得容易,紡 絲性良好的聚丙烯最爲合適。此外,聚乙烯或聚丙烯之類 的聚乙烯烯烴可以是利用Ziegler觸媒之類一般的觸媒以重 合法製造而成的物品,但是使用茂金靥(metallocene )觸 媒中具代表性的單邊觸媒的重合法來製造的方法除了能夠 得到更好的紡絲性及降低生產成本之外,還能有更細小的 纖維徑,所得的紡粘不織布硬性也會變得更小。 如此一來,將能獲得比同樣繊維徑伸縮性更強大的好 處。 而且,紡粘不織布運用這些素材來製作連續長嫌維, 本紙張尺度適用中國國家標準(CNS ) A4规格(210X297公釐)-9 - ---.------Q|_ (請先聞讀背面之注f項再填寫本頁) 訂 A7 _B7_ 五、發明説明(7 ) 並且利用這些連續長纖維來形成層面。這個層面不限定只 有1層,也可以是2層以上的複數。再者,由這些複數的 靥面所形成的紡粘不織布即使各層面的素材不同也無所 謂。 此外,形成紡粘不織布的纖裤可以.是由單一的前述熱 可塑性樹脂製成的纖維,也可以是由二種以上融點不同的 熱可塑性樹脂製成的芯/鞘構造纖維,不過在芯/鞘構造 繅維的情況中,以同心圓構造較合適。 就紡粘不織布的製造方法來說,由於可以直接使用自 體公知的事項,因此在此省略說明其詳細情形。 本發明的紡粘不織布最適合採用平均纖維徑在10至 50/zm,特別是在30#m範圍內的物品。未滿 1 0 /zm的話由於強度不高,而超過5 0 i/m的話又會有 破壞柔軟性及與肌虜接觸性的傾向,因此不適用。此外, 本紡粘不織布的規格最好採用1 0至7 0 g/m2,特別是 15至60g/m2範圍內的物品最合適。規格未滿l〇g /m2的話強度不高,、超過7 0 g/m2的話則會有破壞柔 軟性的傾向。 再者,用於本發明中構成該不織布的纖維乃是非捲縮 或捲縮數未滿3個/cm的產品,由這樣的嫌維製成的不 織布也能提供柔軟性紡粘不織布亦是本發明的重要特徵。 本發明的紡粘不織布由於在保持;必要的強度的同時具 備柔軟性,因此必須部份性加以熱g著,其方法爲:將雕 刻有任意圖案的浮雕花樣滾輪與鏡面滾輪加熱,並且在其 本紙張尺度適用中國困家標準(CNS ) A4规格(210 X 297公釐)-10- 請 先 聞 之 注Printed by the Central Standards Bureau of the Ministry of Economic Affairs and Consumer Cooperatives «. A7 B7 V. Description of the Invention (1) [Background of the Invention] The present invention relates to a flexible spunbond non-woven fabric, especially a continuous long dimensional protective layer containing more than one layer of thermoplastic resin. Part of the spunbond non-woven fabric that has been heat-dissolved, has a degree of softness and sublimeness, and is suitable for medical equipment: soft spunbond non-woven fabrics for sanitary materials. Traditional spunbond non-woven fabrics are made by partially heat-dissolving a fabric layer made of thermoplastic resins such as polyester, polypropylene, and nylon, which contain more than one layer. Hot embossed print. The characteristics of spunbond non-woven fabrics processed by thermal relief printing are: ① thin and dense and high density; ② suitable for current low-quality products; ③ abrasion resistance and good size stability: ④ lack of softness in the thermal relief printing processing part Sex and so on. With the above characteristics * Spunbond non-woven fabrics currently processed through thermal relief printing are mainly used in sanitary materials such as paper diapers or physiological products, agricultural materials such as sunshades, wire covering materials, filter paper, and miscellaneous goods, On the contrary, packaging materials and the like are not used for medical equipment, oil-absorbing materials, clothing materials, etc. that require flexibility or sublimeness. Compared to the aforementioned spunbond nonwoven fabrics processed by thermal relief printing, in addition to their softness, compared with non-woven fabrics produced by other manufacturing methods, such as the use of needle punching, spunlace and other spunbond nonwoven fabrics, The hot embossed printing is not only lacking no bristles, sufficient strength, softness and other characteristics, but also the non-embossed printing is lacking nobleness, so its use range is limited. However, the characteristics of spunbond non-woven fabrics processed by hot relief printing with no bristles and strong strength are extremely important in the use of sanitary materials, medical materials, oil-absorbing materials, clothing materials, and so on. Features and has the standard of this paper, using China Standards (CNS) A4 specification (210X 297 mm) -4- --- 1 -------- (Please read the precautions on the back before (Fill in this page)-Order A7 B7 printed by the Central Consumers' Bureau of the Ministry of Economic Affairs and Consumer Cooperatives. V. Description of the invention (2) Market requirements for flexibility and sublime are becoming more and more obvious. Based on the improvement of the aforementioned thermal relief printing processing spunbond nonwoven fabric, a lofty spunbond nonwoven fabric with a non-woven fabric made of profiled fibers and a thermal relief printing process on the nonwoven fabric made of crimped fibers was proposed (exclusive fairness 4 — No. 29776), ". However, in order to manufacture the above-mentioned non-woven fabric, it is necessary to prepare a nozzle with a special cross section, and because of the need to add a crimping process, it is a major problem in terms of economics and work efficiency. [Problems to be Solved by the Invention] The problem of the present invention is to provide the characteristics of hot melt and spunbond non-woven fabrics which can maintain the characteristics of hot-melt printing processing and the like in accordance with the prior art. Spunbond nonwoven with good softness. First of all, the special system of the present invention is: a non-woven fabric made of continuous long fibers containing more than one layer made of thermoplastic resin and partially melt-bonded, specifically, 'its basic structure is: an average fiber Spunbond non-woven fabrics with a diameter of 10 to 50 / zm and a circular cross-section of thermoplastic resin fibers are partially heat-melted and pressed to a size of 10 to 70 g / m2. The fibers constituting the non-woven fabric are non-crimped or the number of crimps is less than 3 / cm, the fibers of the non-heat-dissolved pressure-bonded portion are arc-shaped, and the shortest distance between the heat-dissolved pressure-bonded portions is 0.5 mm or more, The ratio of the thickness (ti) of the pressed portion to the thickness (t 2) of the non-pressed portion is within 1 to 1,000, and the soft hardness is 70 mm or less. This paper size applies to Chinese National Standard (CNS) A4 specification (210X297 mm) ~~ '—I .------ Q —---- I—ir ------ 0 (Please read the back first Please note this page before filling in this page) A7 B7 V. Description of the invention (3) [Simplified description of the drawing] The first figure is a schematic diagram of a direct-current type air flow processing device for manufacturing the non-woven fabric of the present invention. Fig. 2 is a schematic view of a non-woven straight, alternating-current type liquid processing apparatus of the present invention. Fig. 3 is a schematic view of a parallel-flow air-conditioning apparatus for manufacturing a nonwoven fabric according to the present invention. Fig. 4 is a schematic view of a parallel-flow type air-conditioning apparatus for manufacturing a nonwoven fabric according to the present invention. [Explanation of 囫 号] 1: Straight AC type air flow treatment device 2: Spunbond non-woven fabric 3: Drive roller 4: Multi-well plate 5: Passing device '6: Printed by the Consumers' Cooperative of the Central Procurement Bureau of the Ministry of Economic Affairs "Read the note on the back of the page before filling in this page) 7: Heat exchanger 8: Spray port 9: Suction box 10: Vacuum pump 1 1: Roller 21: Direct-flow type liquid processing device This paper is applicable to China Standard (CNS) A4 specification (210X297 mm) -6-A7 ___B7_ V. Description of the invention (4) 2 2: Air flow separator 2 3: Air blower 2 4: Dryer 2 5: High pressure pump 31: Parallel flow Type 2 airflow treatment device. 3 2: airflow incident portion 3 3: airflow emission portion 3 4: airflow path 3 5: high-speed airflow treatment portion 3 6: release roller 3 7: fabric stacking portion 3 8: air duct 3 9: high speed Airflow 41: Parallel flow type airflow treatment device 4 2: Ejection flow generator 4 3: Diffuser box 4 4: Pick-up roller 'Printed by the Central Labor Bureau of the Ministry of Economic Affairs, Shelley Consumer Cooperative (Please read the note on the back first? (Fill in this page again.) [Means for solving problems] The means for solving the aforementioned problems of the present invention are described as follows: The post-processing of printing processing spunbond non-woven fabrics can use, for example, a kneading process caused by the impact of air or liquid flow within the range of the melting point of thermoplastic resin above 50 ° C. Post-processing operations To give the characteristics of thermal relief printing and processing spunbond non-woven fabrics directly to softness and sublime. This paper size is applicable to China National Standards (CNS) A4 (210 X 297 mm) -7 Cooperative printed A7 B7 5. The description of the invention (5) as a prerequisite for the present invention. First of all, based on the above-mentioned conditions, the special system of the present invention is: The thermoplastic resin fibers with a circular cross section in the range of an average fiber diameter of 10 to 50 #m are partially heat-pressed. Spunbond non-woven fabrics with a specification of 10 to 70 g / m2, the birch fabric constituting the non-woven fabric is non-crimped or the number of crimps is less than 3 / cm, and the fibers of the non-heat-pressed portion are curved, and The shortest distance between the hot-pressed parts is 0.5 mm or more. The thickness of the pressed part (t (the ratio of t to the thickness of the non-pressed part (t 2) (t 2 / ti) is between 1 2 and 100). At the same time, the soft hardness is less than 7 Omm soft spunbond non-woven fabric. Secondly, another feature of the present invention is to provide: a circular cross section with an average fiber diameter in the range of 10 to 50 / zm is non- 5 to 8 // m made of thermoplastic resin fibers with a crimpability or a number of crimps less than 3 / cm, a spunbond non-woven layer with a specification of 5 to 50 g / m2, and an average fiber diameter of 0.5 to 8 // m Made of thermoplastic resin fibers in the range, melt-blown non-woven layers with a size of 5 to 50 g / m2 are laminated, and partially made by hot pressing, with a size of 10 to 70 g / m2 Laminated non-woven Fabric, and most spunbond non-woven fabrics are non-thermally crimped fibers with an arc shape, the shortest distance between the thermally crimped portions is 0.5mm or more, the thickness of the crimped portion (ti) and the thickness of the non- crimped portion The ratio (t2 / tt) of t2 is between 12 and 100, and the soft spunbond non-woven fabric having a soft hardness of 70 mm or less. Furthermore, the soft i-bonded spunbond fabric provided according to the present invention Its characteristics are: circular section with average fiber diameter in the range of 10 to 50. The paper size is applicable to the Chinese Standard for Enclosure (CNS) Α4 (210X297 mm) -8---- ί-- ------ &lt; Please read the notes on the back before filling out this page) Order the A7 B7 printed by the Shellfish Consumer Cooperative of the Central Bureau of Standards of the Ministry of Economic Affairs 5. Description of the invention (6) and it is non-rolled or rolled Made of thermoplastic resin with a shrinkage of less than 3 / cm, between 2 layers of spunbond non-woven fabrics with a specification of 5 to 40 g / m2, and laminated with heat with an average fiber diameter in the range of 0.5 to 8 mm Made of plastic resin fiber, melt-blown non-woven fabric with a specification of 2 to 50 g / m2, and non-heat-pressed Deng's fiber of spunbond non-woven fabric. The shortest distance is 0.5mm or more. The ratio of the thickness (t!) Of the crimped portion to the thickness (t2) of the non- crimped portion (t2 / ti) is between 1 2 and 100. The hardness is soft. It is below 70mm. In addition, according to the present invention, after the above-mentioned partially hot-spun spunbond nonwoven fabric is subjected to a temperature above 50 ° C, the airflow below the melting point of the thermoplastic resin of the material, or the kneading process accompanied by the impact using the liquid flow is included. Processed to provide the above-mentioned flexible spunbond nonwoven fabric. The thermoplastic resin used as the spunbond nonwoven fabric material of the present invention may be polyvinylene such as polyethylene, polypropylene, polyethylenebutene, polyester, nylon, or polystyrene. Among them, polypropylene which is easy to obtain and has good spinnability is most suitable. In addition, polyethylene olefins such as polyethylene or polypropylene can be manufactured by weight using common catalysts such as Ziegler catalysts, but the typical unit used in metallocene catalysts In addition to the method of manufacturing the side catalyst, in addition to obtaining better spinnability and reducing production costs, it can also have a smaller fiber diameter, and the resulting spunbond nonwoven fabric will have less rigidity. In this way, you will get more powerful advantages than the same dimensional dimension. In addition, spunbond non-woven fabrics use these materials to make continuous long-dimensional dimensions. This paper size applies the Chinese National Standard (CNS) A4 specification (210X297 mm) -9----.------ Q | _ (Please First read the note f on the back and then fill out this page.) Order A7 _B7_ 5. Description of the invention (7) and use these continuous long fibers to form the layer. This level is not limited to only one level, and may be a plural number of two or more levels. Furthermore, the spunbond non-woven fabric formed by these plural sides is useless even if the material of each layer is different. In addition, the spunbonded nonwoven fabric may be made of a single thermoplastic resin or a core / sheath structure fiber made of two or more thermoplastic resins having different melting points. In the case of the / sheath structure, the concentric circle structure is more suitable. As for the method for producing a spunbond nonwoven fabric, since self-known matters can be used directly, detailed descriptions thereof will be omitted here. The spunbonded nonwoven fabric of the present invention is most suitable for articles having an average fiber diameter in the range of 10 to 50 / zm, especially in the range of 30 # m. If it is less than 10 / zm, the strength is not high, and if it exceeds 50 i / m, the flexibility and contact with muscles tend to be destroyed, so it is not suitable. In addition, the specifications of this spunbond non-woven fabric are preferably from 10 to 70 g / m2, especially from 15 to 60 g / m2. If the specification is less than 10 g / m2, the strength is not high, and if it exceeds 70 g / m2, the flexibility tends to be impaired. Furthermore, the fibers constituting the non-woven fabric used in the present invention are products which are not crimped or the number of crimps is less than 3 / cm. Non-woven fabrics made of such susceptible fibers can also provide soft spunbond non-woven fabric Important features of the invention. The spunbond nonwoven fabric of the present invention needs to be partially heated because it has the necessary strength while maintaining the necessary strength. The method is: heating the relief pattern roller and mirror roller engraved with any pattern, and This paper size is applicable to China Standard for Household Standards (CNS) A4 (210 X 297 mm) -10- Please note first

I 經濟部中央橾準局貝工消费合作社印製 A7 ____B7__ 五、發明説明(8 ) 間使用熱壓著法或是藉用超音波的熱壓著法。 此時,鄰接的熱壓著部之間的最短距離爲0.5mm 以上,最合適的話則必須是0 . 8mm以上。這個距離若 是未滿0.5mm的話,構成該不織布的纖維將會過度受 到不織布面的拘束,即使是在後如工之.後仍然無法獲得十 足的柔軟性。 此外,本發明的紡粘不織布其.非壓著部的纖維呈弧 狀,壓著部的厚度(t :)與非壓著部的厚度(t 2)的比 例(ta/ti)爲12至100,最恰當的範圔是15至 7 0之間。這個比例若是未滿1 2的話將會無法獲得充分 的柔軟性及崇高性,相反的,若是超過1 0 0,結果將會 得到過度的柔軟性及崇高性,如此便會使髙強度之類的部 份性熱壓著紡粘不織布失去其利點。 另外,本發明的紡粘不織布之軟硬度是在7 0mm以 下。軟硬度超過7 0mm的話,將會失去柔軟性,如此便 會變得不適合使用於衛生材料或醫療資材之類的用途上。 經濟部中央櫺準局貝工消费合作社印製 {請先W讀背面之注$項再填窝本頁) 本發明的紡粘不織布之其它態樣,有以紡粘不織布與 熔化吹煉不織布層積而成的複合不織布。該紡粘不織布的 平均纖維徑最好是在1 0至5 0 nm,特別是在1 5至 3 0 的範圍內.若是未滿1 〇 //m,其強度將會偏 低;超過5 0 // m的話,則會有破壞柔軟性或與肌虜接觸 性的傾向。此外,本紡粘不織布的規I格最好採用5至5 0 g/m2,特別是5至40g/m2的p品。 紡粘不織布的規格若是未滿5 g/m 2的話強度會偏 本紙張尺度適用中國國家揉率(CNS &gt; A4规格(210 X 297公釐)-11 - 經濟部中央樣率局貞工消费合作社印製 A7 __._B7_&gt;_ 五、發明説明(9 ) 低;超過5 0 g/m2的話則會有破壞柔軟性的傾向》再 者,構成該紡粘不織布的纖維爲非捲縮或捲縮數未滿3個 / c m的產品。 用於熔化吹煉不織布素材的熱可塑性樹脂,可以是: 聚乙烯,聚丙烯,聚乙烯丁烯等等之聚.乙烯烯烴,聚酯, 尼龍或是聚苯乙烯等等。其中以取得容易,紡絲性優良的 聚丙烯最適用。此外,聚乙烯,聚丙烯等之的聚乙烯烯烴 雖然也可利用採用Ziegler觸媒之類一般的觸媒的重合法所 製造的物品,但是以茂金屬觸媒中代表的單邊觴媒的重合 法所製造的物品除了能夠得到更好的紡絲性及降低生產成 本之外,還能使纖維徑更細小,所得的紡粘不織布之硬性 將會更小。 如此一來,將能獲得比同樣纖維徑伸縮性更強大的好 處。 另外,熔化吹煉不織布乃是以這些素材製作極細纈 維,再利用這些極細纖七形層面。這個層面不只限定爲1 層,可以是2層以上的複層。甚至這些由複數層所組成的 熔化吹煉不織布其各層素材皆異亦可。就熔化吹煉不織布 的製造方法來說,由於可以直接採用自體公知的方法,因 此將省略其詳細說明。 該熔化吹煉不織布的平均纖維徑最好是在0 . 5至8 私m,特別是爲〇 . 5至5#m的範圍內最合適。如果未 滿0 . 5 的話紡絲時將會有困難;超過8 的話則 會有破壊柔軟性及與肌虜接觸性的傾向。此外,此熔化吹 本紙張尺度適用中國國家橾準(CNS ) Α4规格(210 X 297公釐)-12- —^------— &lt;請先聞讀背面之注意事項再填寫本頁) 訂 經濟部中央標準局負工消费合作社印装 A7 B7 五、發明説明(10 ) 煉不織布的規格最好是爲5至5 0 g/m2,特別是在5至 3 0 g/m2的範圍內最適合。當規格未滿5 g/m2時強 度將會偏低;超出3 O g/m2的話則會有破壞柔軟性的傾 向。 再者,該複合不織布的規格馬1 0至70 g/m2,特 別是在2 0至6 0 g/m2的範圍內最佳。這個規格若是未 滿1 0 g/m2的話強度將會偏低;.超出7 0 g/m2的話 則會有破壞柔軟性的傾向。 該複合不織布爲紡粘不織布層與熔化吹煉不織布層層 積後部份性性加以熱壓著旳製品,不過,在層稹前的紡粘 不織布也可以使用事先部份性熱壓著過的產品。 本發明的紡粘不織布之其它態樣,有在2層紡粘不織 布之間夾住熔化吹谏不織布加以層積的複合不織布。該紡 粘不織布層的平均纖維徑爲10至50//m,特別是在 1 5至3 0 /zm範圍內的製品最合適採用。上述平均纖維 徑若是未滿1 0 Am的話,強度將會偏低,超出5 0//m 的話則會有破壞柔軟性及與肌虜接觸性的傾向。 此外,此紡粘不織布的規格在5至4 0 g/m2,特別 是在5至3 0 g/m2範圍內最佳。此規格若是未滿5 g/ m2的話,強度將會偏低;超出4 0 g/m2的話則會有破 壞柔軟性的傾向。再者,構成該紡粘不織布的繊維爲非捲 縮或是捲縮數在3個/c m以下。 該熔化吹煉不織布的平均纖維徑爲0 . 5至8 , 特別是在0.5至5範圍內最合適。平均嫌維徑未滿 本纸張尺度適用中國國家揉準(CNS ) A4规格(210X297公釐)-13- (請先閱讀背面之注f項耳填寫本頁)I Printed by the Shellfish Consumer Cooperative of the Central Bureau of Standards and Quarantine of the Ministry of Economic Affairs A7 ____B7__ 5. Description of the Invention (8) The thermal compression method is used or the ultrasonic compression method which uses ultrasonic waves. At this time, the shortest distance between the adjacent hot-pressed portions is 0.5 mm or more, and the most appropriate one must be 0.8 mm or more. If the distance is less than 0.5 mm, the fibers constituting the nonwoven fabric will be excessively restrained by the nonwoven surface, and even if it is finished after work, full flexibility cannot be obtained. In addition, the spunbond nonwoven fabric of the present invention has an arc shape of the fibers in the non-pressed portion, and the ratio (ta / ti) of the thickness (t :) of the pressed portion to the thickness (t 2) of the non-pressed portion is 12 to 100, the most appropriate range is between 15 and 70. If this ratio is less than 12, it will not be able to obtain sufficient softness and sublime. On the contrary, if it exceeds 1 0 0, the result will be excessive softness and sublime, which will make the strength of cymbals and the like Partial heat pressing of spunbond nonwovens has lost its advantage. The spunbonded nonwoven fabric of the present invention has a soft hardness of 70 mm or less. If the soft hardness exceeds 70 mm, the softness will be lost and it will be unsuitable for use in applications such as sanitary materials and medical materials. Printed by the Central Working Group of the Ministry of Economic Affairs, Shellfish Consumer Cooperatives (please read the note on the back, and then fill in this page). Other aspects of the spunbond nonwoven fabric of the present invention include spunbond nonwoven fabric and melt-blown nonwoven fabric layer. Composite non-woven fabric. The average fiber diameter of the spunbond non-woven fabric is preferably in the range of 10 to 50 nm, especially in the range of 15 to 30. If it is less than 1 0 // m, its strength will be low; more than 50 // m, there is a tendency to break the softness or contact with the muscles. In addition, the gauge of this spunbond nonwoven fabric is preferably 5 to 50 g / m2, especially 5 to 40 g / m2. If the spunbond non-woven specifications are less than 5 g / m 2, the strength will be partial to the paper size. Applicable to China's national kneading rate (CNS &gt; A4 size (210 X 297 mm)). Cooperative printed A7 __._ B7_ &gt; _ 5. The description of the invention (9) is low; if it exceeds 50 g / m2, there is a tendency to destroy the softness. Furthermore, the fibers constituting the spunbond non-woven fabric are non-crimped or rolled. Products with a shrinkage of less than 3 / cm. Thermoplastic resin for melting and blowing non-woven materials, which can be: Polyethylene, polypropylene, polyethylene butene, etc. Polyethylene olefin, polyester, nylon or Polystyrene, etc. Among them, polypropylene, which is easy to obtain and has excellent spinnability, is most suitable. In addition, polyethylene olefins such as polyethylene and polypropylene can also be used in general catalysts such as Ziegler catalyst. Articles made legally, but articles made with the weight of unilateral media represented by metallocene catalysts can not only get better spinnability and reduce production costs, but also make the fiber diameter smaller. Rigidity of the obtained spunbond nonwoven It will be smaller. In this way, you will get more powerful benefits than the same fiber diameter. In addition, melt-blown non-woven fabrics are made of these materials with extremely fine valves, and then use these ultra-fine fiber seven-level layers. This level It is not limited to only one layer, but may be a multi-layer of two or more layers. Even these melt-blown nonwoven fabrics composed of multiple layers may have different materials. As for the manufacturing method of the melt-blown nonwoven fabric, it can be used directly It is a well-known method by itself, so its detailed description will be omitted. The average fiber diameter of the melt-blown non-woven fabric is preferably in the range of 0.5 to 8 μm, especially in the range of 0.5 to 5 #m. If it is less than 0.5, it will be difficult to spin; if it is more than 8, there will be a tendency to break softness and contact with muscles. In addition, this melt-blown paper standard is applicable to China National Standard (CNS) Α4 Specifications (210 X 297 mm) -12- — ^ ------— &lt; Please read the precautions on the back before filling out this page) Order the printing of A7 B7 by the Consumer Cooperative of the Central Standards Bureau of the Ministry of Economic Affairs Description of the invention (10) Weaving specification is preferably 5 to 5 0 g / m2, in particular in the range of the most suitable / m2 was 5 to 3 0 g. When the specification is less than 5 g / m2, the strength will be low; if it exceeds 3 O g / m2, the flexibility will be destroyed. Furthermore, the specification of the composite nonwoven fabric is preferably from 10 to 70 g / m2, particularly within a range from 20 to 60 g / m2. If this specification is less than 10 g / m2, the strength will be low; if it exceeds 70 g / m2, the flexibility will be destroyed. The composite non-woven fabric is partially laminated by spunbond non-woven fabric and melt-blown non-woven fabric by hot pressing. However, the spunbond non-woven fabric before lamination can also be partially heat-pressed beforehand. product. Another aspect of the spunbonded nonwoven fabric of the present invention is a composite nonwoven fabric sandwiched between two layers of spunbonded nonwoven fabric by melting and blowing the nonwoven fabric. The spunbond nonwoven fabric layer has an average fiber diameter of 10 to 50 // m, and in particular, products in the range of 15 to 30 / zm are most suitable for use. If the average fiber diameter is less than 10 Am, the strength will be low, and if it exceeds 50 // m, the flexibility and contact with muscles tend to be destroyed. In addition, the specification of this spunbond nonwoven fabric is best in the range of 5 to 40 g / m2, especially in the range of 5 to 30 g / m2. If this specification is less than 5 g / m2, the strength will be low; if it exceeds 40 g / m2, the flexibility will be damaged. In addition, the dimensions of the yarns constituting the spunbonded nonwoven fabric are non-crimped or the number of crimps is 3 / cm or less. The melt-blown nonwoven fabric has an average fiber diameter of 0.5 to 8 and is most preferably in a range of 0.5 to 5. The average dimension dimension is not full This paper size is applicable to China National Standard (CNS) A4 (210X297 mm) -13- (Please read the note f on the back to complete this page)

A7 B7 五、發明説明(11) - {請先W讀背面之注$項再填寫本頁) 0 · 5 //m的話’將會造成紡絲困難,不容易進行低成本 製造;超出8 # m的話,則會有破壊柔軟性及與肌虜接觸 性的傾向。 另外,此熔化吹煉不織布的規格在2至5 0 g/m2, 特別是在2至3 0 g/m2範圍內,最佳。.此規格若是未滿2 g/m2的話,將會使強度偏低;超出5 0 g/m2的話, 則會有破壞柔軟性的傾向。 再者,該複合不織布的規格在1 2至1 0 0 g/m2, 特別是在1 2至7 0 g/m2範圍內最適合採用。這個規格 若是未滿1 2 g/m2的話,強度將會偏低;超出1 〇 〇 g /m2的話,則會有破壞柔軟性的傾向。 本發明的後加工爲包含將部份性熱壓著的紡粘不織布 施以5 0°C以上,素材之熱可塑性樹脂之融點以下的氣流 或是液體流產生的衝擊而成的揉揑工程。該氣流或液體流 的溫度若未滿5 0°C的話,則柔軟效果將不充份:此外, 若是超出素材熱可塑性樹脂的融點,則該紡粘不織布將會 溶化而無法得到柔軟性及崇高性。 經濟部中央橾率局貝工消费合作社印製 本發明中中利用氣流或液體流產生的衝擊所進行的揉 捏工程,可以如第1圖所示一般以直交流型氣流處理裝置 1進行。這個氣流裝置1乃是由將過濾器5所淸淨化之後 的空氣利用壓縮機6加壓,以熱交換器7加熱,再從具有 多數細孔的噴射口 8間斷性的或連嫌i性的噴出之高溫高壓 氣流發生部,與由吸引箱9和真空幫|浦1 0組成的吸引部 構成。 本纸張尺度適用中國國家標準(CNS ) A4规格(210X297公釐)-14 - A7 B7 五、發明説明(12 ) 將紡粘不織布2藉由驅動滾輪3朝箭頭方向移送導入 髙溫高壓氣流發生部,再利用由噴射口 8斷續性或持續性 噴出的高溫高壓氣流之衝擊進行柔軟化處理,高溫高壓氣 流針對該紡粘不織布以4 5度以上的角度,最好是以略呈 直角的角度進行作用,再透過多孔板或.網眼狀之多孔板4 從吸引部排出至裝置外,該紡粘不織布可藉由驅動滾輪3 捲入捲輪1 1。 吸引部雖然沒有非設置不可的必畏,但是爲了增強氣 流效果,最好還是設置。此外,將高溫高壓氣流發生部與 吸引部加以複數設置,反覆進行氣流處理,如第1圖中所 佘一般,從該紡粘不織布的兩面加以氣流處理,效果會更 好。 經濟部中央橾準局貝工消费合作社印裂 (請先W讀背面之注項再填寫本頁) 本發明中藉$氣流或液體流的衝擊進行揉捏工程之其 它態樣,可以如_第2圖所示一般以直交流型液體流處理 裝置2進行。這個液體流處理裝置2 1乃是由:利用過濾 器5淸淨化之後的液體,一般都是將水以高壓幫浦2 5加 壓,以熱交換器7加熱,再由具有多數細孔的噴射口 8間 斷性或連續性噴出的髙溫高壓液體流發生部,與利用過濾 器5淸淨化,再由送風機2 3送氣,熱交換7加熱後的空 氣導入乾燥器2 4中的乾燥部所構成。 紡粘不織布2藉由驅動滾輪3導入高溫高壓液體流發 生部中,再利用由噴射口 8間斷性或連續性噴出之髙溫髙 壓液體流的衝擊,進行柔軟化處理。|高溫高壓液體流對該 紡粘不織布進行4 5度角以上的角度,最好是將近直角的 本纸張ΧΛ適用中困國家揉準(CNS &gt; 210 X 297公釐)-15 - A7 B7 經濟部中央標车局貝工消费合作社印製 五、發明説明(13 ) 角度的作用,再透過多孔板或網眼 用氣液分離器2 2回收,再次導入 而該紡粘不織布則藉由驅動滾輪3 燥之後再由捲輪11捲收。 本發明中利用氣流或液體流產 程之其它態樣,可以如同第3圖所 處理裝置3 1進行。這個氣流處理 部3 5與布帛堆積部3 7所構成; 是由產生高速氣速的氣流入射部3 流噴出部3 3所構成。此外,高速 部有如同第3圖一般配置驅動滾輪 體處理布帛流路形成環狀風道3 8 端的布帛接續而成爲環狀》 柔軟3卩工的紡粘不織布2,利 之後的空氣以壓縮機6加壓之後, 的高溫氣流由氣流入射部3 2進入 這個高速氣流3 9的力量在氣流通 時施加衝擊力。 其次,紡粘不織布2經由驅動 部,藉由滯留壓縮接受揉捏加工》 流的力量經由釋放滾輪再次被運往 反覆進行處理。關於本加工裝置, 氣流溫度通常在5 0°C以上,素材 下溫度進行》 狀多孔板自吸引箱9利 過濾器5中循環使用。 導入乾燥器2 4,待乾 生的.衝 示一般 裝置係 高速氣 2與氣 氣流處 3及釋 。在裝 擊進行的 利用平行 由高速氣 流處理部 流通路3 理部及布 放滾$ 3 置內,布 揉捏工 流氣流 流處理 3 5則 4及氣 帛堆積 6,整 帛與末 用將由過濾銮5淸淨化 於熱交換機7中加熱後 氣流通路3 4,再利用 路3 9內髙速输送的同 滾輪3被送往布帛堆積 之後,藉由前述髙速氣 高速氣流處理部3 5, 風|道3 8的內部溫度及 熱可塑性樹脂的融點以 本紙張尺度逍用中困國家標率(CNS ) Α4规格(210 X 297公釐)· 16 _ (請先Μ讀背面之注項再填窝本頁) B7 五、發明説明(14 ) 本發明中利用氣流或液體流產生衝擊進行揉捏工程之 其它態樣,可以如同第4圖一般的平行流型氣流處理裝置 4 1進行》這個氣流處理裝置4 1乃是由:利用過濾器5 淸淨化之後的空氣以壓縮機6加壓,並且在熱交換器7中 加熱,例如,像是空氣噴射器的高溫噴出流發生部 42,與由擴散箱4 3製成的低壓部及取領滾輪4 4所構 成。 紡粘不織布2藉由驅動滾輪3導入高溫噴出流發生器 中,並且與高溫噴出流一同在低壓擴散箱中高速噴出,利 用此時的衝擊力來進行柔軟化處理。氣流則再回收導入過 濾內循環使用。該紡粘不織布則藉由取領滾输4 4取 收 捲收至捲輪11。最恰當的方法是,如同第4圖中所 示,將高溫噴出流發生器,由擴散箱製成低壓部及取領滾 輪A構成的設備加以複數個裝置,反覆進行上述操作,效 果會更好。 〔發明之效果〕 ' 經濟部中央橾準局貝工消费合作社印製 (請先閱讀背面之注意事項再填寫本頁) 依搛本發明,由於將熱接著加工後的紡粘不織布施以 後加工可以賦予柔軟性及崇髙性,所以能夠讓這個紡粘不 織布持續保有原有的特性,得到充滿柔軟性,提昇崇髙 性,與肌虜接觸性亦十分良好的柔軟性紡粘不織布,並且 能夠適用於現今因爲欠缺柔軟性之類!而無法加以利用的各 種用途,例如:醫療用衣袍或懸垂長袍,紙尿布的頂層薄 片之類的衛生材料,浴衣等等之包裝材料,桌布或抹布, 本纸張尺度適用中國國家標準(CNS ) A4规格(210X297公釐)-17 - 經濟部中央揉率局貝工消费合作社印氧 A7 _B7___ 五、發明説明(15 ) 擦拭布之類的家庭用品等等。 〔實施例〕 茲說明本發明的實施例如下。 另外,本實施例乃是依本發阴中較.合適的一實施態樣 進行說明,並非將發明要旨的範圍限制於其之內。 實施例及關於比較例的各物性之試驗,均因循下列的 測定法: 融點:DSC (差動熱量計); 熔化流率:ASTM D1238法 (試驗溫度:2 3 0 °C ); 規格:J I S L 1 0 9 6 厚度:依據電子顯微鏡擴大照片之目視測定 (倍率5 0倍); 擴張強度:JIS L 1 0 9 6 A法 (切拔法(cut-strip )法; 撕裂強度:JIS L 1 〇 9 6 A— 1法 (單舌-(single-tongue )法; 透氣度:JIS L 1 〇 9 6 A法 耐水度:J IS L 1 0 9 2 A法(低水壓法)之 靜水壓法; 軟硬度:JIS L 1 0 9 6 A法A7 B7 V. Description of the invention (11)-{Please read the note on the reverse side before filling in this page) 0 · 5 // m will cause spinning difficulties and it is not easy to manufacture at low cost; exceeding 8 # If m, there is a tendency to break softness and contact with muscles. In addition, the specification of the melt-blown non-woven fabric is preferably in the range of 2 to 50 g / m2, especially in the range of 2 to 30 g / m2. If this specification is less than 2 g / m2, the strength will be low; if it exceeds 50 g / m2, it will tend to destroy the flexibility. Moreover, the specifications of the composite nonwoven fabric are most suitable for use in the range of 12 to 100 g / m2, especially in the range of 12 to 70 g / m2. If this specification is less than 12 g / m2, the strength will be low; if it exceeds 1000 g / m2, the flexibility will be destroyed. The post-processing of the present invention is a kneading process including applying a partial heat-spun spunbond non-woven fabric to a temperature of 50 ° C or higher, the impact caused by the airflow or liquid flow below the melting point of the thermoplastic resin of the material. . If the temperature of the air stream or liquid stream is less than 50 ° C, the softening effect will be insufficient. In addition, if the melting point of the thermoplastic resin exceeds the melting point of the material, the spunbond non-woven fabric will melt and the softness and Sublime. Printed by the Central Government Bureau of the Ministry of Economic Affairs, Shellfish Consumer Cooperative, the kneading process in the present invention using the impact of airflow or liquid flow can be performed by a direct-flow type airflow treatment device 1 as shown in FIG. This air flow device 1 is to pressurize the air cleaned by the filter 5 with a compressor 6 and heat it with a heat exchanger 7 and then intermittently or even i The ejected high-temperature and high-pressure airflow generating portion is composed of a suction portion composed of a suction box 9 and a vacuum pump 10. This paper size is in accordance with Chinese National Standard (CNS) A4 (210X297mm) -14-A7 B7 V. Description of the invention (12) The spunbond nonwoven 2 is moved into the direction of the arrow by the driving roller 3 to generate high-temperature high-pressure air flow. Then, the impact of the high-temperature and high-pressure air stream intermittently or continuously sprayed from the ejection port 8 is used for softening treatment. The high-temperature and high-pressure air stream is aimed at the spunbond nonwoven at an angle of 45 degrees or more, preferably at a slightly right angle. The spunbond non-woven fabric can be wound into the reel 11 by driving the roller 3 through the perforated plate or the mesh-shaped perforated plate 4 and then discharged from the suction unit to the outside of the device. Although the suction section is not indispensable, it is best to install it in order to enhance the air flow effect. In addition, a plurality of high-temperature and high-pressure airflow generating sections and suction sections are provided, and airflow treatment is repeatedly performed. As shown in the first figure, airflow treatment is better from both sides of the spunbond nonwoven fabric. Printed by the Shellfish Consumer Cooperative of the Central Bureau of Standards of the Ministry of Economic Affairs (please read the note on the back before filling out this page) In the present invention, other aspects of the kneading project by the impact of $ airflow or liquid flow can be described as _ 第As shown in FIG. 2, a straight-flow type liquid flow processing apparatus 2 is generally used. This liquid flow treatment device 21 is composed of: the liquid purified by the filter 5 淸 is generally used to pressurize the water with a high-pressure pump 25, heat it with a heat exchanger 7, and then spray it with most fine holes The high temperature and high pressure liquid flow generating part that is intermittently or continuously ejected from the port 8 is composed of a drying part which is purified by a filter 5 淸 and is then blown by a blower 2 3 and heat-exchanged 7 is introduced into a dryer 2 4 . The spunbond nonwoven fabric 2 is introduced into the high-temperature and high-pressure liquid flow generating part by the driving roller 3, and then the impact of the high-temperature and high-pressure liquid flow intermittently or continuously ejected from the ejection port 8 is used for softening treatment. | The high temperature and high pressure liquid flow makes the spunbond non-woven fabric at an angle of more than 45 degrees, and it is best to use the paper XΛ that is near right angle to the middle and difficult countries (CNS &gt; 210 X 297 mm) -15-A7 B7 Printed by the Shell and Consumer Cooperative of the Central Standard Vehicle Bureau of the Ministry of Economic Affairs. 5. Description of the invention (13) The effect of the angle is recovered through the perforated plate or mesh gas-liquid separator 2 2 and re-introduced. The spunbond nonwoven is driven by After the roller 3 is dried, it is taken up by the roller 11. In the present invention, other aspects of the production process using gas flow or liquid flow can be performed as in the processing device 31 shown in FIG. The airflow processing section 35 and the fabric stacking section 37 are composed of an airflow incident section 3 and a jetting section 33 which generate a high-speed air velocity. In addition, the high-speed part is equipped with a driving roller body to process the cloth flow path as shown in Fig. 3. The cloth at the end is connected to form a loop. The cloth at the end of 8 is connected to form a loop. 6 After the pressurization, the force of the high-temperature airflow entering the high-speed airflow 39 from the airflow incident portion 32 exerts an impact force when the airflow passes. Next, the spunbond nonwoven fabric 2 is subjected to kneading processing by the retention compression through the driving part, and the force of the flow is transported to the processing again and again via the release roller. Regarding this processing device, the temperature of the airflow is usually above 50 ° C, and the temperature of the material is carried out. The perforated plate-shaped self-suction box 9 is used for recycling in the filter 5. Introduce the dryer 2 4 to be dried. The general device is shown as the high-speed gas 2 and the gas stream 3 and released. In the installation, the use of high-speed airflow processing section, the flow path 3, the processing section and the deployment roll $ 3, the cloth kneading process, the airflow processing 3, 5 and 4, and the air stack accumulation 6, the finishing and end use will be controlled by The filter 銮 5 淸 is purified in the heat exchanger 7 after heating the airflow path 3 4, and then the same roller 3 conveyed at a high speed in the path 3 9 is sent to the stack of fabrics. Wind | The internal temperature of the channel 3 and the melting point of the thermoplastic resin are at the standard of this paper. The national standard rate (CNS) A4 specification (210 X 297 mm) · 16 _ (Please read the note on the back first Refill this page) B7 V. Description of the invention (14) In the present invention, other aspects of the kneading process using the impact of air or liquid flow can be carried out in the parallel flow air processing device 4 1 as shown in Fig. 4 " This air treatment device 41 is composed of: the air purified by the filter 55 is pressurized by the compressor 6 and heated in the heat exchanger 7, for example, a high-temperature ejection flow generating portion 42 such as an air ejector, Connected with the low-pressure part and Roller 4 4 constituted. The spunbond nonwoven fabric 2 is introduced into the high-temperature ejection stream generator by the driving roller 3, and is ejected at a high speed in a low-pressure diffusion box together with the high-temperature ejection stream, and the softening treatment is performed using the impact force at this time. The air flow is recycled and introduced into the filter for recycling. The spunbond non-woven fabric is taken up by a take-up roll 4 4 and taken up to a reel 11. The most appropriate method is, as shown in Figure 4, using a high-temperature ejection flow generator, a diffuser box made of a low-pressure part, and a take-up roller A to install a number of devices, repeated the above operations, the effect will be better . [Effects of the invention] 'Printed by the Shellfish Consumer Cooperative of the Central Bureau of Standards, the Ministry of Economic Affairs (please read the precautions on the back before filling out this page). According to the present invention, it is possible to apply the spunbond non-woven fabric after thermal processing to the subsequent processing. Provides softness and loftiness, so that this spunbond non-woven fabric can keep the original characteristics, and get full softness, improve loftiness, and have good soft spunbond non-woven fabric with good contact with muscles, and it can be applied. Various applications that cannot be used today due to lack of flexibility! For example: medical gowns or drapery gowns, sanitary materials such as top sheets of paper diapers, packaging materials for bathrobes, tablecloths or rags, etc. Paper size applies to Chinese National Standard (CNS) A4 specification (210X297 mm) -17-Printed Oxygen A7 _B7___ by Shell Worker Consumer Cooperative of Central Kneading Bureau of the Ministry of Economic Affairs 5. Description of the invention (15) Household products such as wipes, etc. . [Examples] Examples of the present invention will be described below. In addition, this embodiment is described in accordance with a more suitable embodiment of the present invention, and is not intended to limit the scope of the invention. The physical properties of the examples and comparative examples are determined by the following methods: Melting point: DSC (differential calorimeter); Melt flow rate: ASTM D1238 method (test temperature: 2 30 ° C); Specifications: JISL 1 0 9 6 Thickness: Visual measurement based on an enlarged electron microscope (50 times magnification); Expansion strength: JIS L 1 0 9 6 A method (cut-strip method); Tear strength: JIS L 1 〇9 6 A—1 method (single-tongue method); Air permeability: JIS L 1 〇9 6 A method Water resistance: J IS L 1 0 9 2 A (low water pressure method) Water pressure method; Soft hardness: JIS L 1 0 9 6 A method

(4 5 °懸臂法)。 I 本紙張尺度適用中國國家標準(CNS ) A4規格(210X2.97公釐)-18 · ---..-------- (請先閱讀背面之注f項再填寫本頁) 訂 A7 ______B7 _ 五、發明説明(16 ) &lt;實施例1,比較例1 &gt; 素材採用聚丙稀(融點T m : 1 6 0 °C,溶化流率: 35g/l〇分),輸入押出機內加以溶解拌混,再由具 有孔徑〇.61111110,孔數7 5 6個紡絲孔之紡絲銅口, 以每孔6 6 g/分的吐出量來進行溶融.結絲並形成平徑纖 維徑2 4 的纖絲,堆積於捕集面上。將其藉由熱浮雕 印花滾輪加以部份性的熱壓著,便可形成紡粘不織布(熱 壓著部之面積率:1 8 . 3%,熱壓著部之最短距離: 0.88mm)。 將此不織布視爲比較例1,接下來,依照第3圖所示 之方法施以柔軟加工。加工條件以:裝置內及氣流溫度·· 120°C,壓力:〇 . 3MPa,氣流速度:800m/ m i η方式處理,以2 0回爲一循環。關於這個經過柔軟 加工後的紡粘不織布,測定其各種物性,並將結果表示於 表1中。 &lt;實施例2,比較例2 &gt; 製作各自皆由聚丙烯(紡粘用Ρ Ρ :融點: 經濟部中央橾準局貝工消费合作社印裂 (請先W讀背面之注$項再填寫本頁) 160°C,溶化流率:35g/10分及熔化吹煉用 PP ; Tm: 159°C,融化流率:700g/10 分) 製成之紡粘/熔北吹煉/紡粘等3層利用熱浮雕印花滾輪 予以部份性熱壓著所構成的積層不觸布(熱壓著部之面稹 率:17 · 5%,熱壓著部之最短距^1: 1.25mm)。 本紙張尺度適用中國國家揉準(CNS ) A4规格(210X297公釐)~~- 19- A7 B7 五、發明説明(17) 以與實施例1相同條件下形成紡粘不織布層,規格量 則調整成爲接近2 0 g/m2。此外,熔化吹煉不織布層在 從具有孔徑0 . 5 lmm0,孔數2 1 3 0個紡出孔之紡 絲銅口中以每一單孔0.17g/分的吐出量溶融紡絲的 同時,以127〇Nm3 /時的高,溫空氣細化並形成平均纖 維徑3 的波浪,規格量則調整至接近2 0 g/m2。將 由上述方式形成之複合不織布視爲比較例2,並將該複合 不織布以與實施例1相同的條件進行處理,在施以柔軟加 工後對該複合不織布進行各種物性之測定,並且表示於表 1中。 另外,在以電子顯微鏡照片進行的目視評價方面,紡 粘不織布的非熱壓著部之纖維,相對於未施以柔軟加工化 之成品比較例1 ,2中的直線狀,柔軟加工後的實施例 1,2中則爲緩和的弧狀。 ---.-------- (請先聞讀背面之注$項再填寫本頁) 訂. 經濟部中央樣率局貞工消费合作社印製 -ij · 本紙張尺度適用中國鬮家樣準(CNS &gt; A4规格(210X 297公釐)-20-(4 5 ° cantilever method). I This paper size applies to Chinese National Standard (CNS) A4 specification (210X2.97mm) -18 · ---..-------- (Please read the note f on the back before filling this page) Order A7 ______B7 _ V. Description of the invention (16) &lt; Example 1, Comparative Example 1 &gt; The material is polypropylene (melting point Tm: 160 ° C, melting flow rate: 35g / 10 minutes), enter Dissolve and mix in the extruder, and then melt from the spinning copper port with a hole diameter of 0.61111110 and a number of spinning holes of 7 5 and 6 at a rate of 6 g / min per hole. Filaments with a flat-diameter fiber diameter of 2 4 are deposited on the collection surface. Spunbond non-woven fabric can be formed by partial heat pressing with a hot-relief printing roller (area ratio of the heat-pressed portion: 18.3%, and the shortest distance of the heat-pressed portion: 0.88mm). This nonwoven fabric was regarded as Comparative Example 1, and then subjected to a softening process according to the method shown in Fig. 3. The processing conditions are: the temperature inside the device and the air flow 120 ° C, pressure: 0.3 MPa, air flow speed: 800 m / m i η, and 20 cycles as a cycle. About this spunbond nonwoven fabric after soft processing, various physical properties were measured, and the results are shown in Table 1. &lt; Example 2, Comparative Example 2 &gt; The production was each made of polypropylene (spunbond PP: Melting point: printed by the Bayer Consumer Cooperative of the Central Bureau of Standards of the Ministry of Economic Affairs (please read the note $ on the back before Fill in this page) 160 ° C, melt flow rate: 35g / 10min and PP for melting and blowing; Tm: 159 ° C, melt flow rate: 700g / 10min) Spunbond / melt north blowing / spinning The laminated layer composed of three layers of hot-embossed printing rollers that are partially heat-pressed with a hot-relief printing roller does not touch the cloth (the area ratio of the heat-pressed portion: 17 · 5%, the shortest distance of the heat-pressed portion ^ 1: 1.25mm ). This paper size is applicable to China National Standard (CNS) A4 (210X297mm) ~~-19- A7 B7 V. Description of the invention (17) Spunbond nonwoven fabric layer is formed under the same conditions as in Example 1, the specifications are adjusted It is close to 20 g / m2. In addition, the melt-blown nonwoven fabric layer was melt-spun at a spinning amount of 0.17 g / min per single hole from a spinning copper port having a hole diameter of 0.5 lmm0 and a number of holes of 2 130. With a high temperature of 127〇Nm3 / hour, warm air is refined and waves with an average fiber diameter of 3 are formed, and the specification is adjusted to close to 20 g / m2. The composite nonwoven fabric formed as described above was regarded as Comparative Example 2. The composite nonwoven fabric was treated under the same conditions as in Example 1. Various physical properties of the composite nonwoven fabric were measured after being subjected to soft processing, and are shown in Table 1. in. In addition, in the visual evaluation using an electron microscope photograph, the fibers of the non-heat-pressed portion of the spunbonded nonwoven fabric were straight-lined and soft-processed in Comparative Examples 1 and 2 of the finished product without being soft-processed. Examples 1 and 2 have a gentle arc shape. ---.-------- (Please read the note on the back of the page before filling in this page) Order. Printed by Zhengong Consumer Cooperative of the Central Sample Rate Bureau of the Ministry of Economic Affairs -ij · This paper size applies to China 阄Home samples (CNS &gt; A4 size (210X 297 mm) -20-

A B7 五、發明説明(18) m 13_ 評價項巨纖材料 實施例1 實施例2 比較例1 比較例2 原始構成 * S單層 S/M/S S單層 S/M/S 規格(g/m2) 41.6 63.8 38.3 62.9 厚度[mm] 非壓著部:t2 0.62 , 0.83 . 0.28 0.39 壓著部 0.03 0.04 0.03 0.04 厚度比例(ta/ t〇 21 21 9 10 擴張強度 最大強度 [N/5cm] 縱 100 127 92 130 橫 54 37 57 33 伸展率[%] 縱 39 28 55 27 橫 50 44 58 45 撕裂強度[N] 縱 16 16 14 15 橫 15 14 16 13 透氣度[cm3/(cm'S)] 227 33 210 26 耐水度[Pa] 1180 4510 1370 6380 軟硬度,勝橫[mm] 56/40 63/34 97/63 86/42 {請先閲讀背面之注^^項再填寫本頁) -¾. 、1T- 經濟部中央標準局貝工消费合作社印裝 *s纖不織布 M:熔化吹煉不織布 本紙張尺度適用中國國家梂準(CNS ) A4规格(210X297公釐)-21 - S84325 i、發明説明(19) 從表1當中可以淸楚地看到,本發明的紡粘不織布與 比較例1,2相比較之下,擴張強度及撕裂強度幾乎都沒 有多大的變化,而表示不織布阻擋性的耐水度下降的程度 也很小:相對的,在軟硬度方面則在柔軟性的方向有相當 大的變化,甚至在表示崇高度的厚度方面,也是厚了許 多。 &lt;請先閲讀背面之注項再填寫本頁) .¾. 經濟部中央梂準局貝工消费合作社印製 • J1. 本紙張尺度埴用中國困家標準(CNS ) A4规格(210X297公釐)-22 -A B7 V. Description of the invention (18) m 13_ Evaluation item Giant fiber material Example 1 Example 2 Comparative example 1 Comparative example 2 Original structure * S single layer S / M / SS single layer S / M / S Specifications (g / m2) 41.6 63.8 38.3 62.9 Thickness [mm] Non-pressed part: t2 0.62, 0.83. 0.28 0.39 Pressed part 0.03 0.04 0.03 0.04 Thickness ratio (ta / t〇21 21 9 10 Expansion strength maximum strength [N / 5cm] Longitudinal 100 127 92 130 horizontal 54 37 57 33 elongation [%] vertical 39 28 55 27 horizontal 50 44 58 45 tear strength [N] vertical 16 16 14 15 horizontal 15 14 16 13 permeability [cm3 / (cm'S)] 227 33 210 26 Water resistance [Pa] 1180 4510 1370 6380 Soft hardness, better than horizontal [mm] 56/40 63/34 97/63 86/42 {Please read the note on the back ^^ before filling this page) -¾ 、 1T- Printed by the Shelling Consumer Cooperative of the Central Bureau of Standards of the Ministry of Economic Affairs * s fiber non-woven M: melt-blown non-woven This paper is applicable to China National Standard (CNS) A4 (210X297 mm) -21-S84325 i. Invention Explanation (19) As can be clearly seen from Table 1, compared with Comparative Examples 1 and 2, the spunbonded nonwoven fabric of the present invention has almost no expansion strength and tear strength Change, and the degree of decline in water resistance indicating non-woven barrier properties is also small: in contrast, in terms of soft hardness, there is a considerable change in the direction of softness, and even in terms of thickness . &lt; Please read the note on the back before filling out this page). ¾. Printed by the Shellfish Consumer Cooperative of the Central Bureau of Standards of the Ministry of Economic Affairs • J1. This paper is in Chinese Standard (CNS) A4 (210X297 mm) )-twenty two -

Claims (1)

六、申請專利範圍 第87 1 04648號專利申請案 中文申請專利範圍修正本 (請先閱讀背面之注$項再填寫本頁) 民國88年5月修正 1 .—種柔軟性紡粘不織布,其特徵爲: 一種圓形斷面之平均纖維徑在1 〇至5 0 /zm範圍內 的熱可塑性樹脂纖維加以部份的熱壓著,且規格在1 〇至 7 〇 g/m2之紡粘不織布,構成該不織布的纖維爲非捲縮 亦或捲縮數未滿3個/cm,非熱壓著部之轉維呈弧狀, 而且熱壓著部間的最短距離爲0 . 5mm至1 〇mm,壓 著部之厚度(t :)與非壓著部厚度(t 2)之比例(t 2 / t !)在1 2至1 0 0之間,軟硬度則在0罢7 0 m m。 2 . —種柔軟性紡粘不織布,其特徵爲: 經濟部智慧財產局員工消費合作社印製 由圓形斷面之平均纖維徑在1 0至5 O/zm範圍內且 爲非捲縮或捲縮數未滿3個/ c m之熱可塑性樹脂纖維製 成,規格在5至5 0 g/m2的紡粘不織布層,與由平均纖 維徑在0 . 5至8 izm範圍內之熱可塑性樹脂纖維製成, 規格在5至5 0 g/m2的熔化吹煉予織布層加以層積並部 份性予以熱壓著而成,規格在1 0至7 0 g /m 2的層積不 織布,而且至少紡粘不織布的非熱壓著部之纖維呈弧狀, 熱壓著部間的最短距離爲0 . 5 m m至1 0 m m,壓著部 之厚度(t i)與非壓著部之厚度(t 2)的比例(t2/ t !)在1 2至1 00之間,軟硬度則在0至70mm。 3 . —種柔軟性紡粘不織布,其特徵爲: 由圓形斷面之平均纖維徑在1 0至5 0 範圍內且 本纸張尺度逋用中國國家揉準(CNS ) Λ4规格(210X297公釐) 384325 A8 B8 C8 D8 六、申請專利範圍 爲非捲縮或捲縮數未滿3個/ c m的熱可塑性樹脂纖維所 製成,規格在5至4 O g/m2的紡粘不織布,其在2層之 間夾藏層積有由平均纖維徑在0.5至8vm範圍內的熱 可塑性樹脂纖維所製成,規格在2至5 0 g/m2的熔化吹 煉不織布層;將其部份性加以熱壓著,形成規格在1 2至 1 〇 〇 g/m2的層積不織布,並且至少在紡粘不織布的非 熱壓著部之纖維呈弧狀,熱壓著部間的最短距離在0 . 5 mm至1 Omm,壓著部的厚度(t :)與非壓著部的厚度 (t 2 )的比例(t 2 / t i )在1 2至1 0 0之間,軟硬 度則在0至70mm。 _ 4 .如申請專利範圍第1、2^3項之柔軟性$粘不 織布,其中前述的部份性@壓著處紡粘不織布被施以 包含利用5 0°C以上,素材之熱可塑性樹脂融點以下的氣 流或液體流之衝擊所伴同產生的揉捏工程之後加工處理。 (諳先《讀背面之注f項再填寫本頁)6. Application for Patent Scope No. 87 1 04648 Chinese Patent Application Amendment (please read the note $ on the back before filling out this page) Revision 1 of May, Republic of China 1. A kind of soft spunbond non-woven fabric, its It is characterized in that: a thermoplastic resin fiber with a circular cross section with an average fiber diameter in the range of 10 to 50 / zm is partially heat pressed, and the spunbond non-woven fabric with a specification of 10 to 70 g / m2 , The fibers constituting the non-woven fabric are non-crimped or the number of crimps is less than 3 / cm, the transformation dimension of the non-heat-pressed portions is arc-shaped, and the shortest distance between the heat-pressed portions is 0.5 mm to 1.0. mm, the ratio of the thickness (t :) of the crimped portion to the thickness (t 2) of the non- crimped portion (t 2 / t!) is between 12 and 100, and the soft hardness is between 0 and 70 mm . 2. A kind of soft spunbond non-woven fabric, characterized by: printed by the consumer cooperative of the Intellectual Property Bureau of the Ministry of Economic Affairs, the average fiber diameter of the circular section is in the range of 10 to 5 O / zm and is non-crimped or rolled Made of thermoplastic resin fibers with a shrinkage of less than 3 / cm, a spunbond nonwoven layer with a specification of 5 to 50 g / m2, and thermoplastic resin fibers with an average fiber diameter in the range of 0.5 to 8 izm It is made by melting and blown with a specification of 5 to 50 g / m2, and laminating and partially pressing the woven layer. The laminated non-woven fabric with a specification of 10 to 70 g / m2, And at least the fibers of the non-heat-pressed portion of the spunbond non-woven fabric are arc-shaped, and the shortest distance between the heat-pressed portions is 0.5 mm to 10 mm. The thickness of the pressure-bonded portion (ti) and the thickness of the non-pressed portion The ratio (t2 / t!) Of (t 2) is between 12 and 100, and the soft hardness is between 0 and 70 mm. 3. A kind of soft spunbond non-woven fabric, which is characterized by: the average fiber diameter of the circular section is in the range of 10 to 50 and the paper size is in accordance with the Chinese National Standard (CNS) Λ4 specification (210X297) (%) 384325 A8 B8 C8 D8 6. The scope of patent application is made of thermoplastic resin fibers that are not crimped or the number of crimps is less than 3 / cm. Spunbond non-woven fabrics with a specification of 5 to 4 O g / m2. Between the two layers is laminated a layer of melt-blown non-woven fabric made of thermoplastic resin fibers with an average fiber diameter in the range of 0.5 to 8 vm, with a specification of 2 to 50 g / m2; Laminated non-woven fabric with a size of 12 to 1000 g / m2 is formed by heat pressing, and the fibers at least in the non-heat-pressed portion of the spunbond non-woven fabric are curved, and the shortest distance between the heat-pressed portions is 0. 5 mm to 1 Omm, the ratio (t 2 / ti) of the thickness (t :) of the pressed portion to the thickness (t 2) of the non-pressed portion is between 12 and 100, and the soft hardness is between 0 to 70mm. _4. If the softness $ viscosity non-woven fabrics of item 1 and 2 ^ 3 of the scope of patent application, the aforementioned partiality @Pressing the spunbonded nonwoven fabrics is applied with a thermoplastic resin containing more than 50 ° C materials. The kneading process accompanied by the impact of the airflow or liquid flow below the melting point is processed afterwards. (I read "Note f on the back side before filling out this page) ο 經濟部智慧財產局負工消费合作社印製 本紙張尺度逋用中國國家揉率(CNS ) A4规格(210X297公釐) -2 -ο Printed by the Consumers ’Cooperative of the Intellectual Property Bureau of the Ministry of Economic Affairs This paper size is in accordance with China National Kneading Rate (CNS) A4 (210X297 mm) -2-
TW087104648A 1997-04-08 1998-03-27 Flexible spun-bonded nonwoven fabric TW384325B (en)

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JPH10280267A (en) 1998-10-20
CN1201846A (en) 1998-12-16

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