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    • 5. 发明授权
    • Additive composition for textile auxiliaries
    • 纺织助剂用添加剂组合物
    • US08475539B2
    • 2013-07-02
    • US12992214
    • 2009-05-12
    • Richard Frelechoux
    • Richard Frelechoux
    • D06M23/00D06M15/70B05D3/12B05D1/28
    • D06M13/432D06M13/224D06M13/256D06M13/368D06M2101/34D06M2101/36D06P1/623D06P1/645D06P1/6491D06P3/24
    • The present disclosure relates to compositions for preparing textile auxiliaries, which are used in particular to enhance the dyeing affinity of textile fibers. The disclosure concerns a composition in the form of an aqueous emulsion or solution which comprises (a) one or more hydroxyalkylamines of formula: NX1X2(CnH2nOH), where X1 and X2 are, independently of one other, either hydrogen or hydroxyalkyl radicals of respective formulae Cn1H2n1OH and Cn2H2n2OH, and n, n1 and n2 are integers from 2 to 6, and (b) one or more anionic surfactants selected from alkyl sulphates, alkylsulphonates such as paraffinsulphonates, alkylarylsulphonates, alkyl ether phosphates, and alkyl carboxylates, and at least one compound (c) and/or (d), where (c) is selected from one or more thioureas (thiocarbamides) of formula R1R2N(CS)NR3R4, where R1, R2, R3 and R4 are independently either hydrogen or hydrocarbon radicals having 1 to 5 carbon atoms, and (d) is selected from one or more dialkyl sulphosuccinates in combination with one or more anti-freeze agents selected from methanol, isopropanol, glycols, preferably glycerol, ethylene glycol, propylene glycol or glycol ethers, preferably ethers of ethylene glycol or of propylene glycol.
    • 本公开涉及用于制备纺织助剂的组合物,其特别用于增强纺织纤维的染色亲和力。 本公开内容涉及水性乳液或溶液形式的组合物,其包含(a)一种或多种式:NX1X2(CnH2nOH)的羟烷基胺,其中X1和X2彼此独立地为相应式的氢或羟基烷基 Cn1H2n1OH和Cn2H2n2OH,n,n1和n2是2至6的整数,和(b)一种或多种阴离子表面活性剂,其选自烷基硫酸盐,烷基磺酸盐如烷基磺酸盐,烷基芳基磺酸盐,烷基醚磷酸盐和烷基羧酸盐,以及至少一种 化合物(c)和/或(d),其中(c)选自一种或多种式R1R2N(CS)NR3R4的硫脲(硫代氨基甲酰)),其中R 1,R 2,R 3和R 4独立地为氢或具有1 至(5)个碳原子,和(d)选自一种或多种二烷基磺基琥珀酸盐与一种或多种选自甲醇,异丙醇,二醇,优选甘油,乙二醇,丙二醇或二醇的抗冻剂 醚,优选乙二醇或丙二醇的醚。
    • 8. 发明授权
    • Method for forming a nonwoven web exhibiting surface energy gradients
and increased caliper
    • 形成具有表面能量梯度和增加的卡尺的非织造纤维网的方法
    • US5932316A
    • 1999-08-03
    • US122260
    • 1998-07-24
    • James W. CreeLuis E. Ravaglia
    • James W. CreeLuis E. Ravaglia
    • A61F13/511A61F5/44A61F13/00A61F13/15A61F13/49D04H1/44D06M15/70B32B3/28
    • A61F13/512A61F13/15577A61F13/51305D04H1/44Y10T428/24628Y10T428/24694Y10T428/24802Y10T442/102Y10T442/2164Y10T442/218Y10T442/2189
    • The present invention pertains, in a preferred embodiment, to a method for forming a nonwoven web exhibiting a plurality of surface energy gradients. The method includes the steps of: providing a nonwoven web of fibers exhibiting a surface energy, the nonwoven web having a first surface, a second surface, a caliper, and a plurality of fluid passageways placing the first and second surfaces in fluid communication with one another; applying a surface treatment to the first surface of the nonwoven web, the surface treatment having a surface energy less than the surface energy of the fibers of the nonwoven web creating a plurality of surface energy gradients defined by discontinuous, spaced regions which are adapted to exert a force on a fluid contacting the first surface, such that the fluid will be directed toward the fluid passageways for transportation away from the first surface and in the direction of the second surface; and increasing the caliper of the nonwoven web by feeding the nonwoven web between a first pressure applicator and a second pressure applicator each having three-dimensional surfaces which at least to a degree are complementary to one another. The nonwoven web is particularly well suited for use as a topsheet on a disposable absorbent article.
    • 在优选实施方案中,本发明涉及形成具有多个表面能量梯度的非织造纤维网的方法。 该方法包括以下步骤:提供表现出表面能的纤维的非织造纤维网,非织造纤维网具有第一表面,第二表面,厚度和多个流体通道,将第一和第二表面与一个流体连通 另一个; 对非织造纤维网的第一表面施加表面处理,表面处理具有小于非织造纤维网的纤维的表面能的表面能,产生由不连续的间隔区域限定的多个表面能量梯度,其适于发挥 接触第一表面的流体上的力,使得流体将被引导到流体通道,以便从第一表面和第二表面的方向输送; 以及通过在第一压力施加器和第二压力施加器之间馈送所述非织造纤维网来增加所述非织造纤维网的厚度,所述第一压力施加器具有至少在一定程度上彼此互补的三维表面。 非织造纤维网特别适合用作一次性吸收制品上的顶片。
    • 9. 发明授权
    • Method for selectively aperturing a nonwoven web exhibiting surface
energy gradients
    • 用于选择性地打开呈现表面能量梯度的非织造纤维网的方法
    • US5658639A
    • 1997-08-19
    • US536227
    • 1995-09-29
    • John J. CurroDouglas H. BensonJames W. CreeLuis E. Ravaglia
    • John J. CurroDouglas H. BensonJames W. CreeLuis E. Ravaglia
    • A61F13/511A61F5/44A61F13/00A61F13/15A61F13/49D04H1/54D06M15/643D06M15/70B05D5/00B32B5/02B32B33/00
    • A61F13/15731A61F13/00991Y10T428/24273
    • The present invention pertains, in a preferred embodiment, to a method for selectively aperturing a nonwoven web exhibiting a plurality of surface energy gradients. The method includes the steps of: providing a nonwoven web of fibers exhibiting a surface energy, the nonwoven web having a first surface, a second surface and a plurality of fluid passageways placing the first and second surfaces in fluid communication with one another; applying a surface treatment to the first surface of the nonwoven web, the surface treatment having a surface energy less than the surface energy of the fibers of the nonwoven web creating a plurality of surface energy gradients defined by discontinuous, spaced regions which are adapted to exert a force on a fluid contacting the first surface, such that the fluid will be directed toward the fluid passageways for transportation away from the first surface and in the direction of the second surface; weakening the nonwoven web at a plurality of locations creating a plurality of weakened, melt-stabilized locations; and applying a tensioning force to the nonwoven web to cause the nonwoven web to rupture at the plurality of weakened, melt-stabilized locations creating a plurality of apertures in the nonwoven web coincident with the plurality of weakened, melt-stabilized locations. The web is particularly well suited for use as a topsheet on a disposable absorbent article.
    • 在优选实施例中,本发明涉及用于选择性地打开呈现多个表面能量梯度的非织造纤维网的方法。 该方法包括以下步骤:提供呈现表面能的纤维的非织造纤维网,所述非织造纤维网具有第一表面,第二表面和多个流体通道,所述第一表面和第二表面彼此流体连通; 对非织造纤维网的第一表面施加表面处理,表面处理具有小于非织造纤维网的纤维的表面能的表面能,产生由不连续的间隔区域限定的多个表面能量梯度,其适于发挥 接触第一表面的流体上的力,使得流体将被引导到流体通道,以便从第一表面和第二表面的方向输送; 在多个位置处弱化非织造纤维网,从而形成多个弱化的,熔融稳定的位置; 以及向所述非织造纤维网施加张紧力以使所述非织造纤维网在所述多个弱化的熔融稳定位置处破裂,从而在所述非织造纤维网中产生与所述多个弱化的熔融稳定位置重合的多个孔。 网特别适合用作一次性吸收制品上的顶片。