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RU2018133583A - Нетканая ламинатная ткань, содержащая аэродинамически распыленный из расплава слой и слои спанбонда - Google Patents

Нетканая ламинатная ткань, содержащая аэродинамически распыленный из расплава слой и слои спанбонда Download PDF

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Publication number
RU2018133583A
RU2018133583A RU2018133583A RU2018133583A RU2018133583A RU 2018133583 A RU2018133583 A RU 2018133583A RU 2018133583 A RU2018133583 A RU 2018133583A RU 2018133583 A RU2018133583 A RU 2018133583A RU 2018133583 A RU2018133583 A RU 2018133583A
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Russia
Prior art keywords
spunbond
aerodynamically
layer
sprayed
melt
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RU2018133583A
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English (en)
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RU2018133583A3 (ru
RU2731772C2 (ru
Inventor
Мортер Рисе ХАНСЕН
Себастьян ЗОММЕР
Вонг Куан ХВА
Тан Ван ВЭЙ
Original Assignee
Файбертекс Персонал Кэа А/С
Райфенхойзер Гмбх Унд Ко. Кг Машиненфабрик
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Priority claimed from EP16170156.0A external-priority patent/EP3246443B1/en
Priority claimed from EP16170169.3A external-priority patent/EP3246444B1/en
Application filed by Файбертекс Персонал Кэа А/С, Райфенхойзер Гмбх Унд Ко. Кг Машиненфабрик filed Critical Файбертекс Персонал Кэа А/С
Publication of RU2018133583A publication Critical patent/RU2018133583A/ru
Publication of RU2018133583A3 publication Critical patent/RU2018133583A3/ru
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Publication of RU2731772C2 publication Critical patent/RU2731772C2/ru

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    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B32—LAYERED PRODUCTS
    • B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
    • B32B2250/00—Layers arrangement
    • B32B2250/40—Symmetrical or sandwich layers, e.g. ABA, ABCBA, ABCCBA
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B32—LAYERED PRODUCTS
    • B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
    • B32B2262/00—Composition or structural features of fibres which form a fibrous or filamentary layer or are present as additives
    • B32B2262/02—Synthetic macromolecular fibres
    • B32B2262/0253—Polyolefin fibres
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B32—LAYERED PRODUCTS
    • B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
    • B32B2307/00—Properties of the layers or laminate
    • B32B2307/50—Properties of the layers or laminate having particular mechanical properties
    • B32B2307/54—Yield strength; Tensile strength
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B32—LAYERED PRODUCTS
    • B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
    • B32B2307/00—Properties of the layers or laminate
    • B32B2307/50—Properties of the layers or laminate having particular mechanical properties
    • B32B2307/546—Flexural strength; Flexion stiffness
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B32—LAYERED PRODUCTS
    • B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
    • B32B2307/00—Properties of the layers or laminate
    • B32B2307/70—Other properties
    • B32B2307/726—Permeability to liquids, absorption
    • B32B2307/7265—Non-permeable
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B32—LAYERED PRODUCTS
    • B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
    • B32B2555/00—Personal care
    • B32B2555/02—Diapers or napkins

Landscapes

  • Engineering & Computer Science (AREA)
  • Textile Engineering (AREA)
  • Mechanical Engineering (AREA)
  • Nonwoven Fabrics (AREA)
  • Absorbent Articles And Supports Therefor (AREA)
  • Laminated Bodies (AREA)

Claims (15)

1. Нетканая ламинатная ткань, содержащая аэродинамически распыленный из расплава нетканый слой, прослоенный между первым и вторым неткаными слоями из спанбонда, отличающаяся тем, что
по меньшей мере один из слоев спанбонда представляет собой объемный нетканый слой из спанбонда, содержащий или состоящий из извитых многокомпонентных волокон.
2. Ткань по п.1, в которой оба слоя спанбонда представляют собой объемные нетканые слои из спанбонда, содержащие или состоящие из извитых многокомпонентных волокон.
3. Ткань по любому из предшествующих пунктов, в которой площадь соединения ткани составляет 10-15% и, предпочтительно, 12-14%.
4. Ткань по любому из предшествующих пунктов, в которой зоны соединения состоят из дискретных и, предпочтительно, круглых точек, причем, более предпочтительно, площадь каждой точки составляет 1-5 или 1,5-3 мм2, и/или диаметр точки составляет 0,5-1,5 или 0,7-1,0 мм.
5. Ткань по п.4, которая содержит 20-30 и, предпочтительно, 22-26 точек на см2.
6. Ткань по любому из предшествующих пунктов, в которой основная масса аэродинамически распыленного из расплава слоя составляет меньше чем 4,0 г/м2, предпочтительно, меньше чем 3,0 г/м2 и, более предпочтительно, меньше чем 2,0 г/м2.
7. Ткань по любому из предшествующих пунктов, в которой основная масса аэродинамически распыленного из расплава слоя составляет 5-15% и, предпочтительно, 8-12% от общей основной массы ткани.
8. Ткань по любому из предшествующих пунктов, в которой средний диаметр аэродинамически распыленных из расплава волокон аэродинамически распыленного из расплава слоя составляет менее 3,0 мкм, предпочтительно, менее 2,0 мкм и, более предпочтительно, менее 1,7 мкм.
9. Способ изготовления ткани по любому из предшествующих пунктов, содержащий стадии:
(a) формирования первого нетканого слоя спанбонда путем осаждения волокон спанбонда на движущуюся ленту;
(b) формирования аэродинамически распыленного из расплава нетканого слоя путем осаждения аэродинамически распыленных из расплава волокон на поверхность первого нетканого слоя спанбонда; и
(c) формирования второго нетканого слоя спанбонда путем осаждения волокон спанбонда на поверхность аэродинамически распыленного из расплава нетканого слоя;
при этом по меньшей мере один и, предпочтительно, оба нетканых слоя спанбонда представляют собой объемные нетканые слои спанбонда, и по меньшей мере часть и, предпочтительно, все волокна спанбонда, осажденные на движущуюся ленту и/или аэродинамически распыленный из расплава слой, представляют собой многокомпонентные волокна спанбонда.
10. Гигиенический продукт, содержащий ткань по любому из предшествующих пунктов.
RU2018133583A 2016-05-18 2017-05-18 Нетканая ламинатная ткань, содержащая аэродинамически распыленный из расплава слой и слои спанбонда RU2731772C2 (ru)

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EP16170156.0 2016-05-18
EP16170156.0A EP3246443B1 (en) 2016-05-18 2016-05-18 Nonwoven fabric comprising a high loft layer
EP16170169.3A EP3246444B1 (en) 2016-05-18 2016-05-18 Method for making a high loft nonwoven web
EP16170169.3 2016-05-18
DE102017003230.0 2017-04-03
DE102017003230 2017-04-03
PCT/EP2017/000601 WO2017198336A1 (en) 2016-05-18 2017-05-18 Nonwoven laminate fabric comprising meltblown and spundbond layers

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