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    • 1. 发明授权
    • Filament nonwoven fabric and absorbent article using the same
    • 丝状无纺布及使用其的吸收性物品
    • US6015605A
    • 2000-01-18
    • US246373
    • 1999-02-08
    • Yoshimi TsujiyamaToshikatsu FujiwaraShingo Horiuchi
    • Yoshimi TsujiyamaToshikatsu FujiwaraShingo Horiuchi
    • A61F13/15D01F8/06D04H3/14D04H3/16B32B3/00
    • D04H3/14A61F13/15577A61F13/4753A61F13/51A61F13/51121A61F13/513A61F13/51401D01F8/06D04H3/16Y10T428/24802Y10T428/2913
    • A filament nonwoven fabric comprising thermoplastic fibers with a fineness of 0.1 to 10 d/f, having a basis weight of 5 to 35 g/m.sup.2, and having thermally press bonded portions, in which the conditions (A), (B), and (C) below are satisfied:(A) the area rate of the thermally press bonded portions being from 5 to 25%;(B) X.ltoreq.2.0 (mm)X: the average value of the distance between adjacent thermally press bonded portions in the mechanical direction of the nonwoven fabric; Y.ltoreq.2.5 (mm)Y: the average value of the distance between adjacent thermally press bonded portions in the direction perpendicular to the mechanical direction of the nonwoven fabric; and(C) the average value of the ratio between the maximum diameters of the thermally press bonded portions satisfying1.ltoreq.y/x.ltoreq.15,whereinx: the average value of the maximum diameter of the thermally press bonded portions in the mechanical direction of the nonwoven fabric; andy: the average value of the maximum diameter of the thermally press bonded portions in the direction perpendicular to the mechanical direction of the nonwoven fabric.
    • 一种长丝非织造布,其包含纤度为0.1〜10d / f,单位面积重量为5〜35g / m 2的热塑性纤维,并具有热压接部分,其中条件(A),(B)和 (C)满足:(A)热压接合部的面积率为5〜25% (B)X <2.0(mm)X:无纺布的机械方向上的相邻热压接合部之间的距离的平均值 Y = 2.5(mm)Y:与无纺布的机械方向垂直的方向的相邻热压接合部之间的距离的平均值 和(C)热压接合部的最大直径之间的比率的平均值满足1≤y/x≤15,其中x:热压接合部的最大直径的平均值 无纺布的机械方向; y:热压接部的与无纺布的机械方向垂直的方向的最大直径的平均值。
    • 2. 发明授权
    • Composite sheet comprising a non-woven fabric and a film
    • 包含无纺布和薄膜的复合片材
    • US06271155B1
    • 2001-08-07
    • US09245649
    • 1999-02-08
    • Takeshi NomaShingo HoriuchiYoshimi Tsujiyama
    • Takeshi NomaShingo HoriuchiYoshimi Tsujiyama
    • B32B2702
    • B32B27/12B32B5/022B32B27/32B32B2262/0253B32B2307/724B32B2323/043B32B2323/10B32B2555/02Y10T442/637Y10T442/641Y10T442/674Y10T442/678
    • A composite laminated sheet comprises a thermoplastic crystalline film and a non-woven fabric having a thermoplastic conjugated fiber comprising the low melting point component and the high melting point component, in which the difference in the melting point between the low melting point component and the high melting point component is not less than 10° C.; the difference in the melting point between the thermoplastic crystalline film and the low melting point component of the conjugated fiber is not more than 30° C.; and the temperature of the position corresponding to 10% of the area from the side of the melting starting point of the endothermic peak of an entire conjugated fiber evaluated by DSC is between the melting starting point and the melting completion point of the endothermic peak of the film evaluated by DSC. According to the present invention, a composite sheet is provided in which a non-woven fabric and a film are adhered without adhesive agents, the appearance is excellent, and the adhesive strength between the non-woven fabric and the film is high. Consequently, the composite sheet of the present invention can be used for a water-proof sheets, for example, paper diapers or sanitary napkins or the like.
    • 复合层叠片包括热塑性结晶膜和具有包含低熔点成分和高熔点成分的热塑性共轭纤维的无纺布,其中低熔点成分与高熔点成分之间的熔点差 熔点成分不低于10℃。 热塑性结晶膜与复合纤维的低熔点成分之间的熔点差不超过30℃。 并且由通过DSC评价的整个共轭纤维的吸热峰的熔融起始点的面积的10%的位置的温度在熔融起点和熔融起始点的熔融峰值之间 电影由DSC评估。 根据本发明,提供一种复合片材,其中无粘合剂粘附无纺织物和膜,外观优异,无纺布和膜之间的粘合强度高。 因此,本发明的复合片材可以用于防水片材,例如纸尿布或卫生巾等。
    • 3. 发明授权
    • Non-woven fabric comprising filaments and an absorbent article using the
same
    • 包含长丝的无纺布和使用其的吸收制品
    • US5994244A
    • 1999-11-30
    • US246372
    • 1999-02-08
    • Toshikatsu FujiwaraShingo HoriuchiShigeyuki Sugawara
    • Toshikatsu FujiwaraShingo HoriuchiShigeyuki Sugawara
    • D01F8/06D01F8/14D04H1/54D04H3/16B32B5/16
    • D04H3/16D01F8/06D01F8/14D04H1/54Y10T442/638Y10T442/641Y10T442/642Y10T442/681
    • A filament non-woven fabric comprises thermally adhesive conjugated filaments comprising a first component that contains not less than 20 weight % of ethylene-acrylic ester-maleic anhydride copolymer and that is formed in at least a part of the filament surface in the longitudinal direction of the filament, and a second component that is a crystalline thermoplastic resin having a melting point higher than that of the first component. At least the first component contains an inorganic powder and the content of the inorganic powder is 500 to 50000 weight ppm with respect to filament. The present invention can provide the non-woven fabric comprising filaments which is excellent in the high adhesive property, low temperature adhesive property, adhesion property to other kinds of materials, hand feeling such as softness or touch etc., and uniformity. Furthermore, the operating efficiency such as the spinning property is desirable. Absorbent articles can be made using the above mentioned non-woven fabric comprising filaments.
    • 长丝无纺布包括热粘合性共轭长丝,其包含第一组分,其含有不少于20重量%的乙烯 - 丙烯酸酯 - 马来酸酐共聚物,并且在长丝方向的长丝方向的至少一部分上形成 长丝,和第二成分,其是熔点高于第一成分的结晶热塑性树脂。 至少第一成分含有无机粉末,无机粉末的含量相对于长丝为500〜50000重量ppm。 本发明可以提供具有优异的粘合性,低温粘合性,与其他种类的材料的粘合性,柔软性或触感等手感等均匀性的长丝的无纺布。 此外,需要诸如纺丝性能的操作效率。 吸收制品可以使用上述包含长丝的无纺织物制成。
    • 4. 发明授权
    • Conjugated filament nonwoven fabric and method of manufacturing the same
    • 共轭长丝无纺布及其制造方法
    • US5800230A
    • 1998-09-01
    • US925039
    • 1997-09-08
    • Shingo HoriuchiTaiju TerakawaToshikatsu Fujiwara
    • Shingo HoriuchiTaiju TerakawaToshikatsu Fujiwara
    • D01F8/06D04H3/005D04H3/033D04H3/16D03D3/00
    • D04H3/14Y10T156/1023Y10T442/627Y10T442/637Y10T442/69
    • A bulky and highly strong filament nonwoven fabric and method of manufacturing the filament nonwoven fabric which is made of conjugated filaments, whose intersections are melted and adhered, and which has a 15-35 cc/g specific volume and satisfies the following Formula (1) between strength and specific volume; Y.gtoreq.-1.25X+125 (1) wherein Y is a geometrical mean of vertical and horizontal strength per 5 cm wide and 1 g/cm.sup.2 nonwoven fabric �unit: g/(g/m.sup.2 .multidot.5 cm!; Y=(MD.times.CD).sup.1/2 where MD is vertical strength �unit: g/(g/m.sup.2 .multidot.5 cm! and CD is horizontal strength �unit: g/(g/m.sup.2 .multidot.5 cm!; and X=specific volume of a nonwoven fabric �unit: cc/g!; and wherein the conjugated filament is made of a low melting point polymer and a high melting point polymer with a difference in melting points of at least 15.degree. C., and has the low melting point polymer on at least one section of a filament surface and has crimps.
    • 一种体积大而高强度的长纤维无纺织物和由共轭长丝制成的长丝非织造织物的方法,其交点熔化并粘附,并且具有15-35cc / g比体积并满足下式(1) 强度和比体积之间的关系; Y> / = - 1.25X + 125(1)其中Y是每5厘米宽和1克/平方厘米无纺布的垂直和水平强度的几何平均值[单位:g /(g / m2×5cm ]; Y =(MDxCD)+ E,fra 1/2 + EE其中MD是垂直强度[单位:g /(g / m2×5cm),CD是水平强度[单位:g /(g / m2×5cm] X =非织造织物的比容积[单位:cc / g];其中,共轭长丝由低熔点聚合物和熔点差为15℃以上的高熔点聚合物构成, 在长丝表面的至少一个部分上具有低熔点聚合物并且具有卷曲。
    • 5. 发明授权
    • Absorptive article
    • 吸收品
    • US5951535A
    • 1999-09-14
    • US738969
    • 1996-10-24
    • Toshikatsu FujiwaraShingo Horiuchi
    • Toshikatsu FujiwaraShingo Horiuchi
    • A61F13/511A61F13/15A61F13/49A61F13/54
    • A61F13/53747A61F13/5116A61F13/53713A61F2013/51004
    • An absorptive article containing a surface material comprising a combined non-woven fabric comprising at least two layers of a long fiber non-woven fabric and a short fiber non-woven fabric joined together and an absorbing body for retaining a body fluid is disclosed in which the short fiber non-woven fabric is composed of hot-melt-adhesive composite short fibers having at least two kinds of thermoplastic resin components of a high melting point component and low melting point component, and the hot-melt-adhesive composite short fibers are hot-melt-adhered together, the crossing angle of the short fibers at least preferably at least 45%, preferably at least 50% of the total contact points in the short fiber non-woven fabric are occupied by an angle of 60.degree. to 90.degree. in the analysis of the distribution of the crossing angle at the contact points of the fibers. An absorptive article is provided which is bulky and has a good hand feeling and touch, a good permeability of body fluids such as urine, blood, sweat, etc., a superior spot-absorption, a dryish feeling, and the property of a small back flow of the body fluids.
    • 一种含有表面材料的吸收性物品,其包含组合的无纺布,其包含至少两层长纤维无纺织物和连接在一起的短纤维无纺布和用于保持体液的吸收体,其中 短纤维无纺布由具有高熔点成分和低熔点成分的至少2种热塑性树脂成分的热熔性复合短纤维构成,热熔粘合复合短纤维 热熔粘合在一起,短纤维的交叉角至少优选为短纤维无纺布中的总接触点的至少45%,优选至少50%,占据60°至90°的角度 DEG分析纤维接触点交叉角分布。 提供了一种吸收性物品,其体积大,手感和触感好,尿液,血液,汗液等体液的良好渗透性,优异的吸光度,干燥感和小型的特性 体液回流。
    • 7. 发明授权
    • Laminated nonwoven fabric and method of manufacturing same
    • 层压无纺布及其制造方法
    • US06187699B1
    • 2001-02-13
    • US09254366
    • 1999-03-04
    • Taiju TerakawaShingo HoriuchiSatoshi Ogata
    • Taiju TerakawaShingo HoriuchiSatoshi Ogata
    • D04H100
    • B32B5/26A61F13/51401B32B5/022B32B5/08B32B2555/02D04H1/541D04H1/559D04H1/56D04H3/147Y10T442/637Y10T442/641Y10T442/66
    • A laminated nonwoven fabric having a good texture, providing no rough touch, and having a high strength and a large delamination strength are provided. A nonwoven fabric of a multi-layer structure comprises (a) a composite spun bonded nonwoven fabric composed of a low melting point resin component and a high melting point resin component and (b) a composite melt blown extra-fine-fiber nonwoven fabric having a fiber diameter of 10 &mgr;m or less and being composed of a low melting point resin and a high melting point resin; both of the nonwoven fabrics are laminated, and the fibers in each of the nonwoven fabrics and both of the nonwoven fabrics are thermally fused. A method of manufacturing a nonwoven fabric having a multi-layer structure comprises laminating each of the nonwoven fabrics in a multi-layer structure and heating the laminate at a temperature higher than the thermal fusion temperature to cause thermal fusion of the both layers.
    • 提供了具有良好的质地,不具有粗糙触感,并且具有高强度和大的分层强度的层压无纺布。一种多层结构的无纺布包括(a)由低分子量组成的复合纺粘非织造织物 熔点树脂成分和高熔点树脂成分,(b)纤维直径为10μm以下的复合熔喷超细纤维无纺布,由低熔点树脂和高熔点树脂构成 ; 将这两种非织造织物层压,将各无纺布中的纤维和两种无纺布热熔融。一种制造具有多层结构的无纺布的方法包括:将多层无纺布以多层 层叠结构,并且在高于热熔融温度的温度下加热层压体以引起两层的热熔融。
    • 8. 发明授权
    • Method for manufacturing bulky nonwoven fabrics
    • 制造蓬松无纺布的方法
    • US5302220A
    • 1994-04-12
    • US757956
    • 1991-09-12
    • Taiju TerakawaShingo HoriuchiSadaaki Nakajima
    • Taiju TerakawaShingo HoriuchiSadaaki Nakajima
    • D04H3/16D04H3/05
    • D04H3/16
    • A fiber bundle comprising a plurality of composite fibers spun out of a spinneret is blown against a working net conveyor by a drawing force of a high-speed air stream while the air stream is sucked and removed from below the net conveyor to deposit the fiber bundle on the net conveyor to form a web, and the web is then heat-treated to develop crimps and the fibers thermally adhere together at their points of contact, thereby obtaining a nonwoven fabric, wherein the air stream is blown against the web from below the net conveyor for a time before the heat-treatment, with an intensity sufficient to make the web to float in such a manner that the bottom face of the web rise above the net conveyor by 0.2 to 30 mm.
    • 将由喷丝头纺出的多根复合纤维的纤维束通过高速空气流的拉伸力吹向工作网输送机,同时从净输送机下方抽吸除去空气流,使纤维束 在网状输送机上形成网状物,然后将纤维网进行热处理以形成卷曲,并且纤维在其接触点处热粘合在一起,从而获得无纺织物,其中气流从织物下方吹向网 网状输送机在热处理之前的一段时间,其强度足以使幅材浮动,使得幅材的底面在网状输送机上方上升0.2至30mm。