RU2017106638A - Нетканый материал с дискретными трехмерными деформирующими элементами, характеризующимися широким устьем и скрепленными в области устья с дополнительным слоем - Google Patents

Нетканый материал с дискретными трехмерными деформирующими элементами, характеризующимися широким устьем и скрепленными в области устья с дополнительным слоем Download PDF

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RU2017106638A
RU2017106638A RU2017106638A RU2017106638A RU2017106638A RU 2017106638 A RU2017106638 A RU 2017106638A RU 2017106638 A RU2017106638 A RU 2017106638A RU 2017106638 A RU2017106638 A RU 2017106638A RU 2017106638 A RU2017106638 A RU 2017106638A
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Russia
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sheet
deforming elements
specified
region
inter
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RU2017106638A
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English (en)
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RU2017106638A3 (ru
Inventor
Джон Брайн ШТРУБЕ
Джил Марлен ОР
Джеймс Терри КНАПМЕЙЕР
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Дзе Проктер Энд Гэмбл Компани
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Publication of RU2017106638A publication Critical patent/RU2017106638A/ru
Publication of RU2017106638A3 publication Critical patent/RU2017106638A3/ru

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  • Treatment Of Fiber Materials (AREA)

Claims (10)

1. Композитный лист, содержащий первый лист и второй лист, при этом указанный композитный лист характеризуется тем, что указанный первый лист и указанный второй лист частично скреплены друг с другом в множестве дискретных пространственно разнесенных межполотенных мест скрепления, при этом указанный композитный лист содержит:
a) первый лист, содержащий нетканое полотно, имеющее первую поверхность и вторую поверхность, содержащие в сущности плоскую первую область, характеризующуюся ориентацией в направлении X и ориентацией в направлении Y, и множество дискретных цельных вторых областей, содержащих деформирующие элементы, при этом указанные деформирующие элементы формируют выступы, протяженные наружу от первой поверхности указанного нетканого полотна, и устья, сформированные во второй поверхности нетканого полотна, при этом указанные выступы состоят из указанных волокон, при этом указанные выступы содержат основание вблизи первой поверхности указанного нетканого полотна, противоположный дистальный конец, протяженный наружу в направлении Z от основания, и боковые стенки между указанным основанием и указанным дистальным концом указанного выступа; и
b) в сущности плоский второй лист, контактирующий с первой областью указанного первого листа, при этом указанный второй лист прикреплен к указанному первому листу в множестве дискретных пространственно разнесенных межполотенных мест скрепления, при этом указанные межполотенные места скрепления расположены снаружи деформирующих элементов на указанном первом листе в местах, где указанная первая область указанного первого листа контактирует с указанным вторым листом, и при этом указанные межполотенные места скрепления пространственно разнесены в направлении X и направлении Y.
2. Композитный лист по п. 1, в котором указанный первый лист содержит по меньшей мере два слоя, при этом оба слоя содержат сформированные в них деформирующие элементы.
3. Композитный лист по п. 2, в котором по меньшей мере один из указанных слоев представляет собой нетканый материал спанбонд, содержащий расположенные в нем дискретные места скрепления.
4. Композитный лист по п. 1, в котором указанные выступы в указанном первом листе характеризуются луковицеобразной конфигурацией.
5. Композитный лист по п. 1, в котором первая область первого листа характеризуется первой концентрацией волокон, дистальные концы выступов характеризуются второй концентрацией волокон, и боковые стенки выступов характеризуются третьей концентрацией волокон, при этом первая концентрация волокон превышает третью концентрацию волокон.
6. Композитный лист по п. 5, в котором по меньшей мере часть указанного первого листа в местах, расположенных снаружи деформирующих элементов на указанном первом листе там, где указанная первая область указанного первого листа контактирует с указанным вторым листом, способствующая формированию межполотенных мест скрепления, содержит скрепленные в области устья деформирующих элементов части, и при этом указанные скрепленные в области устья деформирующих элементов части содержат волокна, упакованные более плотно, чем волокна в указанной первой области.
7. Композитный лист по п. 1, в котором в случае наличия в указанном первом листе по меньшей мере некоторых из деформирующих элементов указанные межполотенные места скрепления расположены по меньшей мере в двух дискретных частях первой области снаружи указанных деформирующих элементов.
8. Композитный лист по п. 1, в котором в случае наличия в указанном первом листе по меньшей мере некоторых из деформирующих элементов указанные межполотенных места скрепления в сущности окружают указанные деформирующие элементы.
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