RU2013156990A - Абсорбирующие изделия с улучшенными абсорбирующими свойствами - Google Patents

Абсорбирующие изделия с улучшенными абсорбирующими свойствами Download PDF

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RU2013156990A
RU2013156990A RU2013156990/12A RU2013156990A RU2013156990A RU 2013156990 A RU2013156990 A RU 2013156990A RU 2013156990/12 A RU2013156990/12 A RU 2013156990/12A RU 2013156990 A RU2013156990 A RU 2013156990A RU 2013156990 A RU2013156990 A RU 2013156990A
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absorbent
polymer particles
superabsorbent polymer
absorbent core
product according
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RU2013156990/12A
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RU2573299C2 (ru
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Бруно Джоханнес ЕХРНСПЕРГЕР
Марк ДЖЕННЕВЕИН
Марион МИЧНАКС
Андреа ПЕРИ
Майк ТОМАНН
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Дзе Проктер Энд Гэмбл Компани
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    • 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
    • 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
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    • A—HUMAN NECESSITIES
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    • A61F13/00—Bandages or dressings; Absorbent pads
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  • Health & Medical Sciences (AREA)
  • Epidemiology (AREA)
  • Engineering & Computer Science (AREA)
  • Biomedical Technology (AREA)
  • Heart & Thoracic Surgery (AREA)
  • Vascular Medicine (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Animal Behavior & Ethology (AREA)
  • General Health & Medical Sciences (AREA)
  • Public Health (AREA)
  • Veterinary Medicine (AREA)
  • Absorbent Articles And Supports Therefor (AREA)
  • Orthopedics, Nursing, And Contraception (AREA)

Abstract

1. Абсорбирующее изделие, содержащее абсорбирующую сердцевину, причем абсорбирующее изделие разделено на три области: передняя область, задняя область и область промежности, расположенная между передней областью и задней областью, при этом абсорбирующая сердцевина характеризуется толщиной в сухом состоянии в точке промежности изделия, составляющей от 0,2 до 5 мм,при этом абсорбирующая сердцевина содержит по меньшей мере 90% суперабсорбирующих полимерных частиц,при этом суперабсорбирующие полимерные частицы, содержащиеся в абсорбирующей сердцевине в передней области, или в области промежности изделия, или во всей абсорбирующей сердцевине, требуют времени для достижения поглощения 20 г/г (Т20), составляющего менее 240 с в соответствии с измерениями согласно методу испытания K(t).2. Абсорбирующее изделие по п. 1, отличающееся тем, что абсорбирующее изделие дополнительно содержит верхний лист и нижний лист, и при этом абсорбирующая сердцевина заключена между верхним листом и нижним листом.3. Абсорбирующее изделие по п. 1, отличающееся тем, что суперабсорбирующие полимерные частицы, содержащиеся в абсорбирующей сердцевине в передней области, или в области промежности изделия, или во всей абсорбирующей сердцевине, характеризуются эффективной проницаемостью, составляющей по прошествии 20 минут (К20), по меньшей мере 5·10см, как было измерено согласно методу испытания K(t).4. Абсорбирующее изделие по по п. 1, отличающееся тем, что поглощение суперабсорбирующие полимерные частицы, содержащиеся в абсорбирующей сердцевине в передней области, или в области промежности изделия, или во всей абсорбирующей сердцевине, характеризуютс

Claims (17)

1. Абсорбирующее изделие, содержащее абсорбирующую сердцевину, причем абсорбирующее изделие разделено на три области: передняя область, задняя область и область промежности, расположенная между передней областью и задней областью, при этом абсорбирующая сердцевина характеризуется толщиной в сухом состоянии в точке промежности изделия, составляющей от 0,2 до 5 мм,
при этом абсорбирующая сердцевина содержит по меньшей мере 90% суперабсорбирующих полимерных частиц,
при этом суперабсорбирующие полимерные частицы, содержащиеся в абсорбирующей сердцевине в передней области, или в области промежности изделия, или во всей абсорбирующей сердцевине, требуют времени для достижения поглощения 20 г/г (Т20), составляющего менее 240 с в соответствии с измерениями согласно методу испытания K(t).
2. Абсорбирующее изделие по п. 1, отличающееся тем, что абсорбирующее изделие дополнительно содержит верхний лист и нижний лист, и при этом абсорбирующая сердцевина заключена между верхним листом и нижним листом.
3. Абсорбирующее изделие по п. 1, отличающееся тем, что суперабсорбирующие полимерные частицы, содержащиеся в абсорбирующей сердцевине в передней области, или в области промежности изделия, или во всей абсорбирующей сердцевине, характеризуются эффективной проницаемостью, составляющей по прошествии 20 минут (К20), по меньшей мере 5·10-8 см2, как было измерено согласно методу испытания K(t).
4. Абсорбирующее изделие по по п. 1, отличающееся тем, что поглощение суперабсорбирующие полимерные частицы, содержащиеся в абсорбирующей сердцевине в передней области, или в области промежности изделия, или во всей абсорбирующей сердцевине, характеризуются поглощением, составляющим по прошествии 20 минут (К20) по меньшей мере 28 г/г, как было измерено согласно методу испытания K(t).
5. Абсорбирующее изделие по по п. 1, отличающееся тем, что абсорбирующее изделие дополнительно содержит верхний лист и нижний лист, и при этом абсорбирующая сердцевина заключена между верхним листом и нижним листом.
6. Абсорбирующее изделие по по п. 1, отличающееся тем, что суперабсорбирующие полимерные частицы характеризуются значением UPM, составляющим от 40 до 150 (10-7 (см3·с)/г).
7. Абсорбирующее изделие по по п. 1, отличающееся тем, что суперабсорбирующие полимерные частицы характеризуются значением CRC, составляющим от 20 до 40 г/г.
8. Абсорбирующее изделие по по п. 1, отличающееся тем, что суперабсорбирующие полимерные частицы характеризуются размером частиц, составляющим от 50 до 850 мкм.
9. Абсорбирующее изделие по по п. 1, отличающееся тем, что абсорбирующая сердцевина свободна от воздушного войлока.
10. Абсорбирующее изделие по по п. 1, отличающееся тем, что абсорбирующая сердцевина содержит среднее количество суперабсорбирующих полимерных частиц на площадь поверхности абсорбирующей сердцевины, составляющее от 200 до 900 г/м в области промежности изделия.
11. Абсорбирующее изделие по по п. 1, отличающееся тем, что абсорбирующее изделие характеризуется временем поглощения первого потока, составляющим менее 27 с в соответствии с измерениями согласно методу испытания поглощения в плоском состоянии.
12. Абсорбирующее изделие по любому из пп. 2-11, отличающееся тем, что дополнительно содержит поглощающую систему, при этом поглощающая система расположена между верхним листом и абсорбирующей сердцевиной и предпочтительно не содержит суперабсорбирующих полимерных частиц.
13. Абсорбирующее изделие по любому из пп. 1-11, отличающееся тем, что суперабсорбирующие полимерные частицы содержатся в абсорбирующей сердцевине таким образом, что суперабсорбирующие полимерные частицы нанесены между первым и вторым подлежащими слоями, причем первый подлежащий слой обращен к нижнему листу, а второй подлежащий слой обращен к верхнему листу.
14. Абсорбирующее изделие по п. 13, отличающееся тем, что суперабсорбирующие полимерные частицы зафиксированы посредством термопластичного адгезивного материала.
15. Абсорбирующее изделие по пп. 1-11, отличающееся тем, что абсорбирующая сердцевина содержит первый подлежащий слой, причем по меньшей мере часть суперабсорбирующих полимерных частиц нанесена на первый подлежащий слой, и термопластичный адгезивный материал фиксирует суперабсорбирующие полимерные частицы.
16. Абсорбирующее изделие по п. 15, отличающееся тем, что абсорбирующая сердцевина дополнительно содержит второй подлежащий слой, причем по меньшей мере часть суперабсорбирующих полимерных частиц нанесена на второй подлежащий слой, и термопластичный адгезивный материал фиксирует суперабсорбирующие полимерные частицы, при этом первый и второй подлежащие слои скомбинированы вместе таким образом, что по меньшей мере часть термопластичного адгезивного материала первого подлежащего слоя контактирует по меньшей мере с частью термопластичного адгезивного материала второго подлежащего слоя.
17. Абсорбирующее изделие по п. 14, отличающееся тем, что термопластичный адгезивный материал образует волокнистую структуру поверх суперабсорбирующих полимерных частиц.
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