RU2017109591A - Растягивающийся слоистый материал - Google Patents

Растягивающийся слоистый материал Download PDF

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Publication number
RU2017109591A
RU2017109591A RU2017109591A RU2017109591A RU2017109591A RU 2017109591 A RU2017109591 A RU 2017109591A RU 2017109591 A RU2017109591 A RU 2017109591A RU 2017109591 A RU2017109591 A RU 2017109591A RU 2017109591 A RU2017109591 A RU 2017109591A
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Russia
Prior art keywords
width
elastic
zone
elastic laminate
slots
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RU2017109591A
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English (en)
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RU2683562C2 (ru
RU2017109591A3 (ru
Inventor
Ибрахим ГУЛЕР
Фикрет Кодж
Фатих ЭРГУНЕЙ
Нимет УЗУН
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Хаят Кимья Санайи Аноним Ширкети
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Publication of RU2017109591A3 publication Critical patent/RU2017109591A3/ru
Publication of RU2017109591A publication Critical patent/RU2017109591A/ru
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    • D—TEXTILES; PAPER
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  • Health & Medical Sciences (AREA)
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  • Life Sciences & Earth Sciences (AREA)
  • Animal Behavior & Ethology (AREA)
  • Epidemiology (AREA)
  • Biomedical Technology (AREA)
  • Veterinary Medicine (AREA)
  • Textile Engineering (AREA)
  • Dermatology (AREA)
  • Manufacturing & Machinery (AREA)
  • Absorbent Articles And Supports Therefor (AREA)
  • Laminated Bodies (AREA)

Claims (16)

1. Эластичный слоистый материал (10) для применения в частях одноразовых впитывающих изделий, содержащий эластичный слой (30), имеющий первую поверхность и вторую поверхность, и первый нетканый слой (20), связанный с указанной первой поверхностью указанного эластичного слоя, при этом указанный эластичный слоистый материал имеет по меньшей мере одно главное направление растягивания (С), при этом указанный нетканый слой (20) имеет активированную зону (25), при этом указанная первая активированная зона имеет первую и вторую продольные кромки и ширину, и функциональную зону (23), при этом указанная функциональная зона (23) расположена смежно с указанной первой продольной кромкой указанной активированной зоны, указанная активированная зона имеет множество щелей в рядах (271) и ось растягивания (С), по существу, перпендикулярную направлению рядов (М) щелей, при этом указанный эластичный слоистый материал имеет ширину в сомкнутом состоянии при отсутствии напряжения и ширину в раскрытом состоянии в результате приложения усилия, при этом указанные щели представляют собой прорези, расположенные в рядах по схеме, подобной кирпичной кладке, отличающийся тем, что указанные функциональные зоны выполнены с возможностью связывания с другими материалами и выполнены с возможностью воспринимать приложение усилия, прикладываемого с боков носящим, матерью или лицом, осуществляющим уход, без деформации и разрыва, и облегчают дальнейшую обработку.
2. Эластичный слоистый материал по п. 1, отличающийся тем, что указанная функциональная зона имеет ширину, которая находится в диапазоне 5—80% ширины указанного эластичного слоистого материала, и при этом указанная активированная зона имеет ширину в диапазоне 20—95% ширины указанного эластичного слоистого материала, и при этом, когда к указанному эластичному слоистому материалу по указанной оси растягивания прикладывается усилие 2,5 Н/см, указанная активированная зона подвергается растягиванию в направлении оси растягивания в диапазоне 50—150%, при этом растягивание рассчитывается в процентах как разность ширины активированной зоны в раскрытом состоянии и ширины активированной зоны в сомкнутом состоянии, деленная на ширину активированной зоны в сомкнутом состоянии, в результате чего приложенное усилие подлежит определению в соответствии со способом испытаний, выполняемым с применением способа испытаний Zwick/Roell с усилием 10 Н, описанным в описании.
3. Эластичный слоистый материал по п. 2, отличающийся тем, что указанные прорези имеют длину 5—40 мм, и при этом указанные прорези в каждом из указанных рядов расположены на расстоянии 1—30 мм, и указанные ряды расположены на расстоянии 1—30 мм друг от друга.
4. Эластичный слоистый материал по п. 3, отличающийся тем, что указанные прорези имеют длину 12 мм, и при этом указанные прорези в каждом из указанных рядов расположены на расстоянии 1 мм друг от друга, и указанные ряды расположены на расстоянии 2 мм.
5. Эластичный слоистый материал (10) по любому из предыдущих пунктов, отличающийся тем, что указанные части одноразовых впитывающих изделий выбраны из задней боковой секции, нижнего листа или крепежной ленты детских подгузников, подгузников для взрослых, урологических подгузников или боковых крылышек гигиенических прокладок и урологических прокладок.
6. Эластичный слоистый материал по п. 1, отличающийся тем, что дополнительно содержит второй нетканый слой (40), связанный с указанной второй поверхностью указанного эластичного слоистого материала (30).
7. Эластичный слоистый материал по п. 6, отличающийся тем, что указанный второй нетканый слой (40) содержит одну или множество активированных зон (45) и одну или множество функциональных зон (44), имеющих такое же направление (С) растягивания, что и первый нетканый слой (20).
8. Задняя боковая секция, указанная в п. 5, отличающаяся тем, что ширина функциональной зоны находится в диапазоне 10—40% ширины эластичного слоистого материала, и ширина активированной зоны находится в диапазоне 60—90% ширины эластичного слоистого материала.
9. Задняя боковая секция по п. 8, отличающаяся тем, что указанная задняя боковая секция также содержит вторую функциональную зону (24), при этом указанная вторая функциональная зона (24) расположена смежно с указанной второй продольной стороной указанной активированной зоны (25).
10. Задняя боковая секция по п. 9, отличающаяся тем, что указанные первая и вторая функциональные зоны имеют общую ширину в диапазоне 10—65% ширины указанного эластичного слоистого материала, и активированная зона имеет ширину в диапазоне 35—85% ширины указанного эластичного слоистого материала.
11. Способ получения эластичных слоистых материалов по любому из пп. 1-7, включающий:
i: сквозное прорезание прорезей в нетканом слое,
ii: совмещение эластичного слоя с поверхностью нетканого слоя,
iii: необязательно совмещение нетканого слоя, в котором необязательно выполнены прорези, с другой стороной эластичного слоя,
iv: объединение слоев друг с другом при осуществлении соединения,
при этом для объединения указанных слоев перед осуществлением соединения или в ходе него необязательно применяют способы с применением склеивания, нагревания и ультразвука.
RU2017109591A 2014-08-26 2015-09-04 Растягивающийся слоистый материал RU2683562C2 (ru)

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US5422172A (en) 1993-08-11 1995-06-06 Clopay Plastic Products Company, Inc. Elastic laminated sheet of an incrementally stretched nonwoven fibrous web and elastomeric film and method
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