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RU2019141120A - 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
RU2019141120A
RU2019141120A RU2019141120A RU2019141120A RU2019141120A RU 2019141120 A RU2019141120 A RU 2019141120A RU 2019141120 A RU2019141120 A RU 2019141120A RU 2019141120 A RU2019141120 A RU 2019141120A RU 2019141120 A RU2019141120 A RU 2019141120A
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RU
Russia
Prior art keywords
zone
bonding
absorbent
article according
absorbent article
Prior art date
Application number
RU2019141120A
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English (en)
Other versions
RU2764431C2 (ru
RU2019141120A3 (ru
Inventor
Стивен СМЕТ
Вернер ВАН ИНГЕЛГЕМ
Том ДЕРИККЕ
Дрис ВЕРДЮЙН
Original Assignee
Драйлок Текнолоджиз НВ
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Priority claimed from EP17171110.4A external-priority patent/EP3403626B1/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/EP2018/062388 external-priority patent/WO2018210754A1/en
Publication of RU2019141120A publication Critical patent/RU2019141120A/ru
Publication of RU2019141120A3 publication Critical patent/RU2019141120A3/ru
Application granted granted Critical
Publication of RU2764431C2 publication Critical patent/RU2764431C2/ru

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    • A61F13/00—Bandages or dressings; Absorbent pads
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    • A61F13/47—Sanitary towels, incontinence pads or napkins
    • A61F13/475—Sanitary towels, incontinence pads or napkins characterised by edge leakage prevention means
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    • A61F13/00—Bandages or dressings; Absorbent pads
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    • A61F2013/530007—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 being made from pulp
    • A61F2013/530058—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 being made from pulp with specific method of producing wood pulp fibres
    • A61F2013/530065—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 being made from pulp with specific method of producing wood pulp fibres with chemical pulp
    • 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
    • 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 (18)

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 и первым и вторым поперечными краями, причем впитывающий средний слой предусмотрен с несколькими соединительными зонами, включающими по меньшей мере одну переднюю соединительную зону (140) и по меньшей мере одну заднюю соединительную зону (160), и по меньшей мере с одной связывающей зоной (145), продолжающейся по меньшей мере частично между передней и задней соединительными зонами, причем
- по меньшей мере одна передняя соединительная зона (140) и по меньшей мере одна задняя соединительная зона (150), в проекции на продольное направление (L) впитывающего среднего слоя, не накладываются друг на друга или накладываются только частично;
- связывающая зона продолжается от первого продольного участка (L1) впитывающего среднего слоя до второго продольного участка (L2) впитывающего среднего слоя, причем первый продольный участок (L1) образован между первым продольным краем (101) и продольной центральной осью (CA) впитывающего среднего слоя, и второй продольный участок (L2) образован между вторым продольным краем (102) и продольной центральной осью (CA) впитывающего среднего слоя;
чтобы при увлажнении впитывающего материала передний и задний каналы создавались у передней и задней соединительных зон, соответственно, причем связывающая зона обеспечивает поток жидкости (стрелка F) между первым продольным участком (L1) и вторым продольным участком (L2).
2. Впитывающее изделие по п. 1, в котором связывающая зона обеспечивает поток жидкости между первым продольным участком (L1) и вторым продольным участком (L2) за счет капиллярности.
3. Впитывающее изделие по п. 1 или 2, в котором связывающая зона обеспечивает поток жидкости между первым продольным участком (L1) и вторым продольным участком (L2) за счет массового потока.
4. Впитывающее изделие по любому из предшествующих пунктов, в котором по меньшей мере одна связывающая зона (145) по существу не содержит соединений.
5. Впитывающее изделие по любому из предшествующих пунктов, в котором по меньшей мере одна связывающая зона (145) содержит по меньшей мере одно полупостоянное соединение (185, 195).
6. Впитывающее изделие по любому из предшествующих пунктов, в котором по меньшей мере одна связывающая зона содержит распушенное волокно (200).
7. Впитывающее изделие по любому из предшествующих пунктов, в котором минимальная ширина (mw) связывающей зоны составляет по меньшей мере 5 мм, предпочтительно по меньшей мере 10 мм и более предпочтительно по меньшей мере 15 мм.
8. Впитывающее изделие по любому из предшествующих пунктов, в котором передняя соединительная зона и задняя соединительная зона являются непрерывными соединительными зонами и обладают длиной, при просмотре в продольном направлении, по меньшей мере 30 мм, предпочтительно по меньшей мере 40 мм и более предпочтительно по меньшей мере 50 мм.
9. Впитывающее изделие по любому из предшествующих пунктов, в котором передняя соединительная зона и задняя соединительная зона продолжаются в продольном направлении впитывающего среднего слоя; и/или в котором угол между передней соединительной зоной и продольным направлением впитывающего среднего слоя и угол между задней соединительной зоной и продольным направлением впитывающего среднего слоя меньше 10°, предпочтительно меньше 5°.
10. Впитывающее изделие по любому из предшествующих пунктов, в котором несколько соединительных зон дополнительно включают вторую переднюю соединительную зону (150) и/или вторую заднюю соединительную зону (170), и в котором по меньшей мере одна связывающая зона продолжается между, с одной стороны, первой и/или второй передними соединительными зонами (140, 150) и, с другой стороны, первой и/или второй задними соединительными зонами (160, 170).
11. Впитывающее изделие по п. 10, в котором первая и вторая передние соединительные зоны продолжаются рядом друг с другом от области промежности в направлении первого поперечного края.
12. Впитывающее изделие по п. 10 или 11, в котором первая и вторая задние соединительные зоны продолжаются рядом друг с другом от области промежности в направлении второго поперечного края.
13. Впитывающее изделие по пп. 10-12, в котором расстояние между первой и второй передними соединительными зонами больше, чем расстояние между первой и второй задними соединительными зонами.
14. Впитывающее изделие по пп. 10-12, в котором расстояние между первой и второй задними соединительными зонами больше, чем расстояние между первой и второй передними соединительными зонами.
15. Впитывающее изделие по любому из предшествующих пунктов, в котором соединение между верхним обертывающим средний слой листом и нижним обертывающим средний слой листом представляет собой любое одно из следующего или их комбинацию: связывание под давлением, термосварка, ультразвуковая сварка, присоединение с образованием химической связи, адгезив.
RU2019141120A 2017-05-15 2018-05-14 Впитывающее изделие с каналами и способ его изготовления RU2764431C2 (ru)

Applications Claiming Priority (19)

Application Number Priority Date Filing Date Title
EP17171110.4 2017-05-15
EP17171110.4A EP3403626B1 (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
EP17198368.7A EP3403629B1 (en) 2017-05-15 2017-10-25 Absorbent article with channels
EP17198349.7 2017-10-25
EP17198349.7A EP3403628B1 (en) 2017-05-15 2017-10-25 Absorbent article with channels and method for manufacturing thereof
EP17198368.7 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
EP17200847.6 2017-11-09
EP17200847.6A EP3403631B1 (en) 2017-05-15 2017-11-09 Absorbent article with channels and method for manufacturing thereof
EP17202006.7 2017-11-16
EP17202006.7A EP3403632B1 (en) 2017-05-15 2017-11-16 Absorbent article with channels and method for manufacturing thereof
PCT/EP2018/062388 WO2018210754A1 (en) 2017-05-15 2018-05-14 Absorbent article with channels and method for manufacturing thereof

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