RU2019141112A - Впитывающее изделие с каналами и способ его изготовления - Google Patents

Впитывающее изделие с каналами и способ его изготовления Download PDF

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Publication number
RU2019141112A
RU2019141112A RU2019141112A RU2019141112A RU2019141112A RU 2019141112 A RU2019141112 A RU 2019141112A RU 2019141112 A RU2019141112 A RU 2019141112A RU 2019141112 A RU2019141112 A RU 2019141112A RU 2019141112 A RU2019141112 A RU 2019141112A
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Russia
Prior art keywords
bonding
absorbent
article according
absorbent core
absorbent article
Prior art date
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RU2019141112A
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English (en)
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RU2019141112A3 (ru
RU2769155C2 (ru
Inventor
Стивен СМЕТ
Вернер ВАН ИНГЕЛГЕМ
Том ДЕРИККЕ
Дрис ВЕРДЮЙН
Original Assignee
Драйлок Текнолоджиз НВ
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Publication date
Priority claimed from EP17171110.4A external-priority patent/EP3403626A1/en
Priority claimed from EP17196434.9A external-priority patent/EP3403627B1/en
Priority claimed from EP17198368.7A external-priority patent/EP3403629B1/en
Priority claimed from EP17198652.4A external-priority patent/EP3403630B1/en
Priority claimed from EP17202006.7A external-priority patent/EP3403632B1/en
Application filed by Драйлок Текнолоджиз НВ filed Critical Драйлок Текнолоджиз НВ
Priority claimed from PCT/EP2018/062391 external-priority patent/WO2018210756A1/en
Publication of RU2019141112A publication Critical patent/RU2019141112A/ru
Publication of RU2019141112A3 publication Critical patent/RU2019141112A3/ru
Application granted granted Critical
Publication of RU2769155C2 publication Critical patent/RU2769155C2/ru

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    • A61F13/475—Sanitary towels, incontinence pads or napkins characterised by edge leakage prevention means
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    • A—HUMAN NECESSITIES
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    • A61F—FILTERS IMPLANTABLE INTO BLOOD VESSELS; PROSTHESES; DEVICES PROVIDING PATENCY TO, OR PREVENTING COLLAPSING OF, TUBULAR STRUCTURES OF THE BODY, e.g. STENTS; ORTHOPAEDIC, NURSING OR CONTRACEPTIVE DEVICES; FOMENTATION; TREATMENT OR PROTECTION OF EYES OR EARS; BANDAGES, DRESSINGS OR ABSORBENT PADS; FIRST-AID KITS
    • A61F13/00—Bandages or dressings; Absorbent pads
    • A61F13/15—Absorbent pads, e.g. sanitary towels, swabs or tampons for external or internal application to the body; Supporting or fastening means therefor; Tampon applicators
    • A61F13/53—Absorbent pads, e.g. sanitary towels, swabs or tampons for external or internal application to the body; Supporting or fastening means therefor; Tampon applicators characterised by the absorbing medium
    • A61F2013/530481—Absorbent pads, e.g. sanitary towels, swabs or tampons for external or internal application to the body; Supporting or fastening means therefor; Tampon applicators characterised by the absorbing medium having superabsorbent materials, i.e. highly absorbent polymer gel materials
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61F—FILTERS IMPLANTABLE INTO BLOOD VESSELS; PROSTHESES; DEVICES PROVIDING PATENCY TO, OR PREVENTING COLLAPSING OF, TUBULAR STRUCTURES OF THE BODY, e.g. STENTS; ORTHOPAEDIC, NURSING OR CONTRACEPTIVE DEVICES; FOMENTATION; TREATMENT OR PROTECTION OF EYES OR EARS; BANDAGES, DRESSINGS OR ABSORBENT PADS; FIRST-AID KITS
    • A61F13/00—Bandages or dressings; Absorbent pads
    • A61F13/15—Absorbent pads, e.g. sanitary towels, swabs or tampons for external or internal application to the body; Supporting or fastening means therefor; Tampon applicators
    • A61F13/53—Absorbent pads, e.g. sanitary towels, swabs or tampons for external or internal application to the body; Supporting or fastening means therefor; Tampon applicators characterised by the absorbing medium
    • A61F13/531—Absorbent pads, e.g. sanitary towels, swabs or tampons for external or internal application to the body; Supporting or fastening means therefor; Tampon applicators characterised by the absorbing medium having a homogeneous composition through the thickness of the pad
    • A61F2013/5315—Absorbent pads, e.g. sanitary towels, swabs or tampons for external or internal application to the body; Supporting or fastening means therefor; Tampon applicators characterised by the absorbing medium having a homogeneous composition through the thickness of the pad with a tissue-wrapped core
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61F—FILTERS IMPLANTABLE INTO BLOOD VESSELS; PROSTHESES; DEVICES PROVIDING PATENCY TO, OR PREVENTING COLLAPSING OF, TUBULAR STRUCTURES OF THE BODY, e.g. STENTS; ORTHOPAEDIC, NURSING OR CONTRACEPTIVE DEVICES; FOMENTATION; TREATMENT OR PROTECTION OF EYES OR EARS; BANDAGES, DRESSINGS OR ABSORBENT PADS; FIRST-AID KITS
    • A61F13/00—Bandages or dressings; Absorbent pads
    • A61F13/15—Absorbent pads, e.g. sanitary towels, swabs or tampons for external or internal application to the body; Supporting or fastening means therefor; Tampon applicators
    • A61F13/53—Absorbent pads, e.g. sanitary towels, swabs or tampons for external or internal application to the body; Supporting or fastening means therefor; Tampon applicators characterised by the absorbing medium
    • A61F13/534—Absorbent pads, e.g. sanitary towels, swabs or tampons for external or internal application to the body; Supporting or fastening means therefor; Tampon applicators characterised by the absorbing medium having an inhomogeneous composition through the thickness of the pad
    • A61F2013/5349—Absorbent pads, e.g. sanitary towels, swabs or tampons for external or internal application to the body; Supporting or fastening means therefor; Tampon applicators characterised by the absorbing medium having an inhomogeneous composition through the thickness of the pad being a tissue-wrapped core
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61F—FILTERS IMPLANTABLE INTO BLOOD VESSELS; PROSTHESES; DEVICES PROVIDING PATENCY TO, OR PREVENTING COLLAPSING OF, TUBULAR STRUCTURES OF THE BODY, e.g. STENTS; ORTHOPAEDIC, NURSING OR CONTRACEPTIVE DEVICES; FOMENTATION; TREATMENT OR PROTECTION OF EYES OR EARS; BANDAGES, DRESSINGS OR ABSORBENT PADS; FIRST-AID KITS
    • A61F13/00—Bandages or dressings; Absorbent pads
    • A61F13/15—Absorbent pads, e.g. sanitary towels, swabs or tampons for external or internal application to the body; Supporting or fastening means therefor; Tampon applicators
    • A61F13/53—Absorbent pads, e.g. sanitary towels, swabs or tampons for external or internal application to the body; Supporting or fastening means therefor; Tampon applicators characterised by the absorbing medium
    • A61F13/539—Absorbent pads, e.g. sanitary towels, swabs or tampons for external or internal application to the body; Supporting or fastening means therefor; Tampon applicators characterised by the absorbing medium characterised by the connection of the absorbent layers with each other or with the outer layers
    • A61F2013/53908—Absorbent pads, e.g. sanitary towels, swabs or tampons for external or internal application to the body; Supporting or fastening means therefor; Tampon applicators characterised by the absorbing medium characterised by the connection of the absorbent layers with each other or with the outer layers with adhesive
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61F—FILTERS IMPLANTABLE INTO BLOOD VESSELS; PROSTHESES; DEVICES PROVIDING PATENCY TO, OR PREVENTING COLLAPSING OF, TUBULAR STRUCTURES OF THE BODY, e.g. STENTS; ORTHOPAEDIC, NURSING OR CONTRACEPTIVE DEVICES; FOMENTATION; TREATMENT OR PROTECTION OF EYES OR EARS; BANDAGES, DRESSINGS OR ABSORBENT PADS; FIRST-AID KITS
    • A61F13/00—Bandages or dressings; Absorbent pads
    • A61F13/15—Absorbent pads, e.g. sanitary towels, swabs or tampons for external or internal application to the body; Supporting or fastening means therefor; Tampon applicators
    • A61F13/53—Absorbent pads, e.g. sanitary towels, swabs or tampons for external or internal application to the body; Supporting or fastening means therefor; Tampon applicators characterised by the absorbing medium
    • A61F13/539—Absorbent pads, e.g. sanitary towels, swabs or tampons for external or internal application to the body; Supporting or fastening means therefor; Tampon applicators characterised by the absorbing medium characterised by the connection of the absorbent layers with each other or with the outer layers
    • A61F2013/53908—Absorbent pads, e.g. sanitary towels, swabs or tampons for external or internal application to the body; Supporting or fastening means therefor; Tampon applicators characterised by the absorbing medium characterised by the connection of the absorbent layers with each other or with the outer layers with adhesive
    • A61F2013/53925—Absorbent pads, e.g. sanitary towels, swabs or tampons for external or internal application to the body; Supporting or fastening means therefor; Tampon applicators characterised by the absorbing medium characterised by the connection of the absorbent layers with each other or with the outer layers with adhesive with intermittent pattern, e.g. spots
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29L—INDEXING SCHEME ASSOCIATED WITH SUBCLASS B29C, RELATING TO PARTICULAR ARTICLES
    • B29L2031/00—Other particular articles
    • B29L2031/48—Wearing apparel
    • B29L2031/4871—Underwear
    • B29L2031/4878—Diapers, napkins

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  • Health & Medical Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Epidemiology (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • General Health & Medical Sciences (AREA)
  • Vascular Medicine (AREA)
  • Heart & Thoracic Surgery (AREA)
  • Animal Behavior & Ethology (AREA)
  • Biomedical Technology (AREA)
  • Public Health (AREA)
  • Veterinary Medicine (AREA)
  • Manufacturing & Machinery (AREA)
  • Mechanical Engineering (AREA)
  • Physics & Mathematics (AREA)
  • Fluid Mechanics (AREA)
  • Botany (AREA)
  • Absorbent Articles And Supports Therefor (AREA)

Claims (15)

1. Впитывающее изделие, содержащее проницаемый для жидкости верхний слой, непроницаемый для жидкости внешний слой и впитывающий средний слой, содержащий впитывающий материал между верхним обертывающим средний слой листом и нижним обертывающим средний слой листом, впитывающий средний слой расположен между верхним слоем и внешним слоем, при этом впитывающий средний слой обладает первым и вторым продольными краями (131, 132) и первым и вторым поперечными краями (133, 134), впитывающий средний слой обладает продольной центральной линией (CL), делящей впитывающий средний слой на первый продольный участок и второй продольный участок по обе стороны от продольной центральной линии, впитывающий средний слой обладает поперечной линией (L) промежности, делящей впитывающий средний слой на передний участок (130a) и задний участок (130b) по обе стороны от поперечной линии (L) промежности, причем впитывающий средний слой предусмотрен с несколькими соединительными зонами в месте присоединения верхнего обертывающего средний слой листа к нижнему обертывающему средний слой листу, несколько соединительных зон содержат первую и вторую удлиненные соединительные зоны, первая и вторая удлиненные соединительные зоны продолжаются рядом друг с другом от области промежности в направлении первого и/или второго поперечного края; первая удлиненная соединительная зона пересекает продольную центральную линию (CL) по меньшей мере в первой точке пересечения, от первого продольного участка до второго продольного участка; и вторая удлиненная соединительная зона пересекает продольную центральную линию (CL) по меньшей мере во второй точке пересечения, от второго продольного участка до первого продольного участка; причем первая и вторая точки пересечения могут быть одной и той же точкой или разными точками и могут быть расположены на переднем участке и/или на заднем участке.
2. Впитывающее изделие по п. 1, в котором первая и/или вторая точка пересечения расположены на некотором расстоянии от поперечной линии промежности.
3. Впитывающее изделие по п. 2, в котором расстояние между первой и/или второй точкой пересечения и поперечной линией промежности больше 1% длины впитывающего среднего слоя, предпочтительно больше 2%, даже более предпочтительно больше 3%.
4. Впитывающее изделие по любому из предшествующих пунктов, в котором расстояние между поперечной линией промежности и поперечной центральной линией, продолжающейся перпендикулярно к продольному направлению впитывающего среднего слоя, через середину впитывающего среднего слоя, меньше 10%, более предпочтительно меньше 5% длины впитывающего среднего слоя.
5. Впитывающее изделие по любому из предшествующих пунктов, в котором первая удлиненная соединительная зона продолжается и на переднем участке, и на заднем участке; и в котором вторая удлиненная соединительная зона продолжается и на переднем участке, и на заднем участке.
6. Впитывающее изделие по любому из предшествующих пунктов, в котором первая удлиненная соединительная зона и вторая удлиненная соединительная зона расположены симметрично относительно продольной центральной линии впитывающего среднего слоя; и/или в котором первая и вторая соединительные зоны вместе образуют зону по существу крестообразной формы; и/или в котором первая и вторая точки пересечения соответствуют по существу одной и той же точке.
7. Впитывающее изделие по любому из предшествующих пунктов, в котором максимальное расстояние между первой и второй удлиненными соединительными зонами составляет от 15 до 70% ширины впитывающего среднего слоя, более предпочтительно от 20 до 50%.
8. Впитывающее изделие по любому из предшествующих пунктов, в котором максимальное расстояние между первой и второй соединительными зонами на переднем участке отличается от максимального расстояния между первой и второй соединительными зонами на заднем участке.
9. Впитывающее изделие по любому из предшествующих пунктов, в котором длина первой и второй соединительных зон больше 10% длины впитывающего среднего слоя, более предпочтительно больше 30%, даже более предпочтительно больше 50%.
10. Впитывающее изделие по любому из предшествующих пунктов, в котором несколько соединительных зон являются постоянными соединительными зонами, которые остаются соединенными при увлажнении.
11. Впитывающее изделие по любому из предшествующих пунктов, в котором каждая из первой и второй соединительных зон продолжается, при просмотре в поперечном направлении впитывающего среднего слоя, на поперечное расстояние, которое составляет по меньшей мере 1 мм, предпочтительно по меньшей мере 3 мм, более предпочтительно по меньшей мере 4 мм, даже более предпочтительно по меньшей мере 5 мм, наиболее предпочтительно по меньшей мере 6 мм.
12. Впитывающее изделие по любому из предшествующих пунктов, в котором по меньшей мере одна из первой и второй удлиненных соединительных зон содержит связывающую зону (B), обеспечивающую поток жидкости между первым и вторым продольными краями за счет капиллярности впитывающего материала и/или за счет массового потока, чтобы при увлажнении впитывающего материала создавались передний и задний каналы, причем связывающая зона продолжается между передним и задним каналами; и минимальное расстояние между передним и задним каналами предпочтительно больше 3 мм, более предпочтительно больше 5 мм.
13. Впитывающее изделие по предшествующему пункту, в котором связывающая зона продолжается от первого продольного участка впитывающего среднего слоя до второго продольного участка впитывающего среднего слоя, причем необязательно связывающая зона содержит одно или более временных соединений между верхним и нижним обертывающими средний слой листами, которые предназначены для разъединения при увлажнении; и/или в котором связывающая зона содержит по меньшей мере одну постоянную соединительную зону в направлении от первого ко второму боковому краю; и/или в котором связывающая зона содержит впитывающий материал.
14. Впитывающее изделие по любому из предшествующих пунктов, в котором первая соединительная зона присоединена ко второй соединительной зоне посредством полупостоянной соединительной зоны, предпочтительно продолжающейся в поперечном направлении.
15. Впитывающее изделие по любому из предшествующих пунктов, в котором впитывающий материал содержит целлюлозную вату и/или супервпитывающие частицы.
RU2019141112A 2017-05-15 2018-05-14 Впитывающее изделие с каналами и способ его изготовления RU2769155C2 (ru)

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EP17171110.4 2017-05-15
EP17171110.4A EP3403626A1 (en) 2017-05-15 2017-05-15 Absorbent article with channels and method for manufacturing thereof
EP17183453 2017-07-27
EP17183453.4 2017-07-27
EP17190395 2017-09-11
EP17190395.8 2017-09-11
EP17196434.9A EP3403627B1 (en) 2017-05-15 2017-10-13 Absorbent article with channels and method for manufacturing thereof
EP17196434.9 2017-10-13
EP17198349.7A EP3403628B1 (en) 2017-05-15 2017-10-25 Absorbent article with channels and method for manufacturing thereof
EP17198368.7 2017-10-25
EP17198368.7A EP3403629B1 (en) 2017-05-15 2017-10-25 Absorbent article with channels
EP17198349.7 2017-10-25
EP17198652.4 2017-10-26
EP17198652.4A EP3403630B1 (en) 2017-05-15 2017-10-26 Absorbent article with channels and method for manufacturing thereof
EP17200847.6A EP3403631B1 (en) 2017-05-15 2017-11-09 Absorbent article with channels and method for manufacturing thereof
EP17200847.6 2017-11-09
EP17202006.7A EP3403632B1 (en) 2017-05-15 2017-11-16 Absorbent article with channels and method for manufacturing thereof
EP17202006.7 2017-11-16
PCT/EP2018/062391 WO2018210756A1 (en) 2017-05-15 2018-05-14 Absorbent article with channels and method for manufacturing thereof

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