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RU2011115104A - METHOD FOR PRODUCING A NONWOVEN FABRIC PERFORATED WITHOUT PHYSICAL OR THERMAL DEFORMATION AND AN ABSORBING PRODUCT HAVING SUCH A NONWOVEN FABRIC - Google Patents

METHOD FOR PRODUCING A NONWOVEN FABRIC PERFORATED WITHOUT PHYSICAL OR THERMAL DEFORMATION AND AN ABSORBING PRODUCT HAVING SUCH A NONWOVEN FABRIC Download PDF

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Publication number
RU2011115104A
RU2011115104A RU2011115104/12A RU2011115104A RU2011115104A RU 2011115104 A RU2011115104 A RU 2011115104A RU 2011115104/12 A RU2011115104/12 A RU 2011115104/12A RU 2011115104 A RU2011115104 A RU 2011115104A RU 2011115104 A RU2011115104 A RU 2011115104A
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Russia
Prior art keywords
range
perforated
perforation
woven fabric
fibers
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RU2011115104/12A
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Russian (ru)
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RU2509182C2 (en
Inventor
Сеонг Сеоб КИМ (KR)
Сеонг Сеоб КИМ
вон Янг ЛИ (KR)
Вон Янг ЛИ
Ео Йеон ХВАНГ (KR)
Ео Йеон ХВАНГ
Джеа Сеунг ЧИН (KR)
Джеа Сеунг ЧИН
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Юхан-Кимберли, Лимитед (Kr)
Юхан-Кимберли, Лимитед
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Publication of RU2011115104A publication Critical patent/RU2011115104A/en
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Publication of RU2509182C2 publication Critical patent/RU2509182C2/en

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Classifications

    • D—TEXTILES; PAPER
    • D04—BRAIDING; LACE-MAKING; KNITTING; TRIMMINGS; NON-WOVEN FABRICS
    • D04H—MAKING TEXTILE FABRICS, e.g. FROM FIBRES OR FILAMENTARY MATERIAL; FABRICS MADE BY SUCH PROCESSES OR APPARATUS, e.g. FELTS, NON-WOVEN FABRICS; COTTON-WOOL; WADDING ; NON-WOVEN FABRICS FROM STAPLE FIBRES, FILAMENTS OR YARNS, BONDED WITH AT LEAST ONE WEB-LIKE MATERIAL DURING THEIR CONSOLIDATION
    • D04H1/00—Non-woven fabrics formed wholly or mainly of staple fibres or like relatively short fibres
    • D04H1/70—Non-woven fabrics formed wholly or mainly of staple fibres or like relatively short fibres characterised by the method of forming fleeces or layers, e.g. reorientation of fibres
    • 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
    • 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
    • A61F13/537—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 characterised by a layer facilitating or inhibiting flow in one direction or plane, e.g. a wicking layer
    • A61F13/53708—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 characterised by a layer facilitating or inhibiting flow in one direction or plane, e.g. a wicking layer the layer having a promotional function on liquid propagation in at least one direction
    • 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
    • A61F13/537—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 characterised by a layer facilitating or inhibiting flow in one direction or plane, e.g. a wicking layer
    • A61F13/53743—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 characterised by a layer facilitating or inhibiting flow in one direction or plane, e.g. a wicking layer characterised by the position of the layer relative to the other layers
    • A61F13/53747—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 characterised by a layer facilitating or inhibiting flow in one direction or plane, e.g. a wicking layer characterised by the position of the layer relative to the other layers the layer is facing the topsheet
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B26—HAND CUTTING TOOLS; CUTTING; SEVERING
    • B26F—PERFORATING; PUNCHING; CUTTING-OUT; STAMPING-OUT; SEVERING BY MEANS OTHER THAN CUTTING
    • B26F1/00—Perforating; Punching; Cutting-out; Stamping-out; Apparatus therefor
    • B26F1/26—Perforating by non-mechanical means, e.g. by fluid jet
    • D—TEXTILES; PAPER
    • D04—BRAIDING; LACE-MAKING; KNITTING; TRIMMINGS; NON-WOVEN FABRICS
    • D04H—MAKING TEXTILE FABRICS, e.g. FROM FIBRES OR FILAMENTARY MATERIAL; FABRICS MADE BY SUCH PROCESSES OR APPARATUS, e.g. FELTS, NON-WOVEN FABRICS; COTTON-WOOL; WADDING ; NON-WOVEN FABRICS FROM STAPLE FIBRES, FILAMENTS OR YARNS, BONDED WITH AT LEAST ONE WEB-LIKE MATERIAL DURING THEIR CONSOLIDATION
    • D04H1/00—Non-woven fabrics formed wholly or mainly of staple fibres or like relatively short fibres
    • D04H1/40—Non-woven fabrics formed wholly or mainly of staple fibres or like relatively short fibres from fleeces or layers composed of fibres without existing or potential cohesive properties
    • D04H1/44—Non-woven fabrics formed wholly or mainly of staple fibres or like relatively short fibres from fleeces or layers composed of fibres without existing or potential cohesive properties the fleeces or layers being consolidated by mechanical means, e.g. by rolling
    • D04H1/46—Non-woven fabrics formed wholly or mainly of staple fibres or like relatively short fibres from fleeces or layers composed of fibres without existing or potential cohesive properties the fleeces or layers being consolidated by mechanical means, e.g. by rolling by needling or like operations to cause entanglement of fibres
    • D04H1/492—Non-woven fabrics formed wholly or mainly of staple fibres or like relatively short fibres from fleeces or layers composed of fibres without existing or potential cohesive properties the fleeces or layers being consolidated by mechanical means, e.g. by rolling by needling or like operations to cause entanglement of fibres by fluid jet
    • D04H1/495—Non-woven fabrics formed wholly or mainly of staple fibres or like relatively short fibres from fleeces or layers composed of fibres without existing or potential cohesive properties the fleeces or layers being consolidated by mechanical means, e.g. by rolling by needling or like operations to cause entanglement of fibres by fluid jet for formation of patterns, e.g. drilling or rearrangement
    • D—TEXTILES; PAPER
    • D04—BRAIDING; LACE-MAKING; KNITTING; TRIMMINGS; NON-WOVEN FABRICS
    • D04H—MAKING TEXTILE FABRICS, e.g. FROM FIBRES OR FILAMENTARY MATERIAL; FABRICS MADE BY SUCH PROCESSES OR APPARATUS, e.g. FELTS, NON-WOVEN FABRICS; COTTON-WOOL; WADDING ; NON-WOVEN FABRICS FROM STAPLE FIBRES, FILAMENTS OR YARNS, BONDED WITH AT LEAST ONE WEB-LIKE MATERIAL DURING THEIR CONSOLIDATION
    • D04H1/00—Non-woven fabrics formed wholly or mainly of staple fibres or like relatively short fibres
    • D04H1/70—Non-woven fabrics formed wholly or mainly of staple fibres or like relatively short fibres characterised by the method of forming fleeces or layers, e.g. reorientation of fibres
    • D04H1/72—Non-woven fabrics formed wholly or mainly of staple fibres or like relatively short fibres characterised by the method of forming fleeces or layers, e.g. reorientation of fibres the fibres being randomly arranged
    • D04H1/732—Non-woven fabrics formed wholly or mainly of staple fibres or like relatively short fibres characterised by the method of forming fleeces or layers, e.g. reorientation of fibres the fibres being randomly arranged by fluid current, e.g. air-lay
    • D—TEXTILES; PAPER
    • D04—BRAIDING; LACE-MAKING; KNITTING; TRIMMINGS; NON-WOVEN FABRICS
    • D04H—MAKING TEXTILE FABRICS, e.g. FROM FIBRES OR FILAMENTARY MATERIAL; FABRICS MADE BY SUCH PROCESSES OR APPARATUS, e.g. FELTS, NON-WOVEN FABRICS; COTTON-WOOL; WADDING ; NON-WOVEN FABRICS FROM STAPLE FIBRES, FILAMENTS OR YARNS, BONDED WITH AT LEAST ONE WEB-LIKE MATERIAL DURING THEIR CONSOLIDATION
    • D04H1/00—Non-woven fabrics formed wholly or mainly of staple fibres or like relatively short fibres
    • D04H1/70—Non-woven fabrics formed wholly or mainly of staple fibres or like relatively short fibres characterised by the method of forming fleeces or layers, e.g. reorientation of fibres
    • D04H1/74—Non-woven fabrics formed wholly or mainly of staple fibres or like relatively short fibres characterised by the method of forming fleeces or layers, e.g. reorientation of fibres the fibres being orientated, e.g. in parallel (anisotropic fleeces)
    • D—TEXTILES; PAPER
    • D04—BRAIDING; LACE-MAKING; KNITTING; TRIMMINGS; NON-WOVEN FABRICS
    • D04H—MAKING TEXTILE FABRICS, e.g. FROM FIBRES OR FILAMENTARY MATERIAL; FABRICS MADE BY SUCH PROCESSES OR APPARATUS, e.g. FELTS, NON-WOVEN FABRICS; COTTON-WOOL; WADDING ; NON-WOVEN FABRICS FROM STAPLE FIBRES, FILAMENTS OR YARNS, BONDED WITH AT LEAST ONE WEB-LIKE MATERIAL DURING THEIR CONSOLIDATION
    • D04H13/00—Other non-woven fabrics
    • 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
    • A61F13/15203—Properties of the article, e.g. stiffness or absorbency
    • A61F2013/15284—Properties of the article, e.g. stiffness or absorbency characterized by quantifiable properties
    • A61F2013/15406—Basis weight
    • 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
    • A61F13/537—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 characterised by a layer facilitating or inhibiting flow in one direction or plane, e.g. a wicking layer
    • A61F13/53708—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 characterised by a layer facilitating or inhibiting flow in one direction or plane, e.g. a wicking layer the layer having a promotional function on liquid propagation in at least one direction
    • A61F2013/53721—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 characterised by a layer facilitating or inhibiting flow in one direction or plane, e.g. a wicking layer the layer having a promotional function on liquid propagation in at least one direction with capillary means
    • 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
    • A61F13/537—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 characterised by a layer facilitating or inhibiting flow in one direction or plane, e.g. a wicking layer
    • A61F2013/53765—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 characterised by a layer facilitating or inhibiting flow in one direction or plane, e.g. a wicking layer characterized by its geometry
    • A61F2013/53782—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 characterised by a layer facilitating or inhibiting flow in one direction or plane, e.g. a wicking layer characterized by its geometry with holes

Landscapes

  • Engineering & Computer Science (AREA)
  • Health & Medical Sciences (AREA)
  • Textile Engineering (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Epidemiology (AREA)
  • Veterinary Medicine (AREA)
  • Heart & Thoracic Surgery (AREA)
  • Vascular Medicine (AREA)
  • Biomedical Technology (AREA)
  • Animal Behavior & Ethology (AREA)
  • General Health & Medical Sciences (AREA)
  • Public Health (AREA)
  • Mechanical Engineering (AREA)
  • Forests & Forestry (AREA)
  • Nonwoven Fabrics (AREA)
  • Absorbent Articles And Supports Therefor (AREA)
  • Preliminary Treatment Of Fibers (AREA)
  • Orthopedics, Nursing, And Contraception (AREA)

Abstract

1. Способ производства нетканого полотна, перфорированного без физической или термической деформации, предусматривающий: ! смешивание волокон; ! открывание смешанных волокон; ! кардочесание открытых волокон; ! перфорирование кардованных волокон без физической или термической деформации; соединение перфорированных волокон; и ! конечная обработка соединенных волокон. ! 2. Способ по п.1, в котором перфорирование предусматривает прерывистое эжектирование воздуха в направлении кардованных волокон с заданным давлением с образованием перфорации и выталкивание кардованных волокон вокруг перфорации. ! 3. Способ по п.1, в котором кардочесание и перфорирование осуществляют одновременно таким образом, что открытые волокна подвергаются кардочесанию на конвейере для кардочесания с выступами на нем с образованием перфорированного полотна, и при этом соединение предусматривает приложение заданного давления воздуха или переменного давления к верхней стороне и/или нижней стороне полотна. ! 4. Нетканое полотно, перфорированное без физической или термической деформации, которое произведено способом по любому из пп.1-3. ! 5. Нетканое полотно по п.4, в котором общая площадь перфорации находится в диапазоне 5~80% от общей площади нетканого полотна. ! 6. Нетканое полотно по п.4, в котором диаметр перфорации находится в диапазоне 2~30 мм. ! 7. Нетканое полотно по п.6, в котором диаметр перфорации находится в диапазоне 5~10 мм. ! 8. Нетканое полотно по п.4, в котором вес основы перфорированного нетканого полотна находится в диапазоне 20~400 г/м2. ! 9. Впитывающее изделие, содержащее: ! проницаемый для жидкости верхний лист; ! непроницаемый для жидко 1. A method of manufacturing a non-woven fabric perforated without physical or thermal deformation, comprising:! fiber blending; ! opening mixed fibers; ! carding of open fibers; ! perforation of carded fibers without physical or thermal deformation; connection of perforated fibers; and! final processing of connected fibers. ! 2. The method according to claim 1, in which the perforation involves intermittent ejection of air in the direction of the carded fibers with a given pressure with the formation of perforations and pushing the carded fibers around the perforation. ! 3. The method according to claim 1, in which carding and punching are carried out simultaneously so that open fibers are carded on the conveyor for carding with protrusions on it with the formation of a perforated web, and the connection involves the application of a given air pressure or variable pressure to the top side and / or underside of the web. ! 4. Non-woven fabric perforated without physical or thermal deformation, which is produced by the method according to any one of claims 1 to 3. ! 5. The nonwoven fabric according to claim 4, in which the total perforation area is in the range of 5 ~ 80% of the total area of the nonwoven fabric. ! 6. Non-woven fabric according to claim 4, in which the diameter of the perforation is in the range of 2 ~ 30 mm ! 7. The nonwoven fabric according to claim 6, in which the diameter of the perforation is in the range of 5 ~ 10 mm ! 8. Non-woven fabric according to claim 4, in which the weight of the basis of the perforated non-woven fabric is in the range of 20 ~ 400 g / m2. ! 9. An absorbent article comprising:! liquid permeable top sheet; ! impervious to liquid

Claims (24)

1. Способ производства нетканого полотна, перфорированного без физической или термической деформации, предусматривающий:1. A method of manufacturing a non-woven fabric perforated without physical or thermal deformation, comprising: смешивание волокон;fiber blending; открывание смешанных волокон;opening mixed fibers; кардочесание открытых волокон;carding of open fibers; перфорирование кардованных волокон без физической или термической деформации; соединение перфорированных волокон; иperforation of carded fibers without physical or thermal deformation; connection of perforated fibers; and конечная обработка соединенных волокон.final processing of connected fibers. 2. Способ по п.1, в котором перфорирование предусматривает прерывистое эжектирование воздуха в направлении кардованных волокон с заданным давлением с образованием перфорации и выталкивание кардованных волокон вокруг перфорации.2. The method according to claim 1, in which the perforation provides for intermittent ejection of air in the direction of the carded fibers with a given pressure with the formation of perforations and expulsion of the carded fibers around the perforation. 3. Способ по п.1, в котором кардочесание и перфорирование осуществляют одновременно таким образом, что открытые волокна подвергаются кардочесанию на конвейере для кардочесания с выступами на нем с образованием перфорированного полотна, и при этом соединение предусматривает приложение заданного давления воздуха или переменного давления к верхней стороне и/или нижней стороне полотна.3. The method according to claim 1, in which carding and punching are carried out simultaneously so that the open fibers are carded on the conveyor for carding with protrusions on it with the formation of a perforated web, and the connection involves the application of a given air pressure or variable pressure to the top side and / or underside of the web. 4. Нетканое полотно, перфорированное без физической или термической деформации, которое произведено способом по любому из пп.1-3.4. Non-woven fabric perforated without physical or thermal deformation, which is produced by the method according to any one of claims 1 to 3. 5. Нетканое полотно по п.4, в котором общая площадь перфорации находится в диапазоне 5~80% от общей площади нетканого полотна.5. The nonwoven fabric according to claim 4, in which the total perforation area is in the range of 5 ~ 80% of the total area of the nonwoven fabric. 6. Нетканое полотно по п.4, в котором диаметр перфорации находится в диапазоне 2~30 мм.6. Non-woven fabric according to claim 4, in which the diameter of the perforation is in the range of 2 ~ 30 mm 7. Нетканое полотно по п.6, в котором диаметр перфорации находится в диапазоне 5~10 мм.7. The nonwoven fabric according to claim 6, in which the diameter of the perforation is in the range of 5 ~ 10 mm 8. Нетканое полотно по п.4, в котором вес основы перфорированного нетканого полотна находится в диапазоне 20~400 г/м2.8. Non-woven fabric according to claim 4, in which the weight of the basis of the perforated non-woven fabric is in the range of 20 ~ 400 g / m 2 . 9. Впитывающее изделие, содержащее:9. An absorbent article comprising: проницаемый для жидкости верхний лист;liquid permeable top sheet; непроницаемый для жидкости нижний лист;liquid impervious bottom sheet; впитывающий элемент, расположенный между верхним листом и нижним листом для впитывания жидкости, проникающей через верхний лист; иan absorbent element located between the upper sheet and the lower sheet to absorb liquid penetrating through the upper sheet; and приемный слой, расположенный между верхним листом и впитывающим элементом для подачи жидкости, проникающей через верхний лист к впитывающему элементу, причем приемный слой включает нетканое полотно, перфорированное без физической или термической деформации по п.4.a receiving layer located between the top sheet and the absorbent member for supplying liquid penetrating through the top sheet to the absorbent member, the receiving layer comprising a nonwoven web perforated without physical or thermal deformation according to claim 4. 10. Впитывающее изделие по п.9, в котором общая площадь перфораций находится в диапазоне 5~80% от общей площади нетканого полотна.10. Absorbent product according to claim 9, in which the total area of perforations is in the range of 5 ~ 80% of the total area of the non-woven fabric. 11. Впитывающее изделие по п.9, в котором диаметр перфорации находится в диапазоне 2~30 мм.11. Absorbent product according to claim 9, in which the diameter of the perforation is in the range of 2 ~ 30 mm 12. Впитывающее изделие по п.11, в котором диаметр перфорации находится в диапазоне 5~10 мм.12. Absorbent product according to claim 11, in which the diameter of the perforation is in the range of 5 ~ 10 mm 13. Впитывающее изделие по п.9, в котором вес основы перфорированного нетканого полотна находится в диапазоне 20~400 г/м2.13. Absorbent product according to claim 9, in which the weight of the basis of the perforated non-woven fabric is in the range of 20 ~ 400 g / m 2 . 14. Впитывающее изделие, содержащее:14. Absorbent product containing: проницаемый для жидкости верхний лист;liquid permeable top sheet; непроницаемый для жидкости нижний лист;liquid impervious bottom sheet; впитывающий элемент, расположенный между верхним листом и нижним листом для впитывания жидкости, проникающей через верхний лист; иan absorbent element located between the upper sheet and the lower sheet to absorb liquid penetrating through the upper sheet; and приемный слой, расположенный между верхним листом и впитывающим элементом для подачи жидкости, проникающей через верхний лист, к впитывающему элементу, причем приемный слой включает ламинат, который включает нетканое полотно, перфорированное без физической или термической деформации по п.4 и неперфорированное нетканое полотно, ламинированное на него.a receiving layer located between the top sheet and the absorbent element for supplying liquid penetrating through the top sheet to the absorbent element, the receiving layer comprising a laminate that includes a non-woven fabric perforated without physical or thermal deformation according to claim 4 and a non-perforated non-woven fabric laminated on him. 15. Впитывающее изделие по п.14, в котором общая площадь перфораций находится в диапазоне 5~80% от общей площади нетканого полотна.15. Absorbent product according to 14, in which the total area of perforations is in the range of 5 ~ 80% of the total area of the non-woven fabric. 16. Впитывающее изделие по п.14, в котором диаметр перфорации находится в диапазоне 2~30 мм.16. The absorbent product of claim 14, wherein the diameter of the perforation is in the range of 2 ~ 30 mm. 17. Впитывающее изделие по п.16, в котором диаметр перфорации находится в диапазоне 5~10 мм.17. Absorbent product according to clause 16, in which the diameter of the perforation is in the range of 5 ~ 10 mm 18. Впитывающее изделие по п.14, в котором вес основы перфорированного нетканого полотна находится в диапазоне 20~400 г/м2.18. Absorbent product according to 14, in which the weight of the basis of the perforated non-woven fabric is in the range of 20 ~ 400 g / m 2 . 19. Впитывающее изделие по п.14, в котором вес основы неперфорированного нетканого полотна находится в диапазоне 10~30 г/м2.19. The absorbent product according to 14, in which the weight of the base non-perforated non-woven fabric is in the range of 10 ~ 30 g / m 2 . 20. Впитывающее изделие, содержащее:20. Absorbent product containing: проницаемый для жидкости верхний лист;liquid permeable top sheet; непроницаемый для жидкости нижний лист;liquid impervious bottom sheet; впитывающий элемент, расположенный между верхним листом и нижним листом для впитывания жидкости, проникающей через верхний лист; иan absorbent element located between the upper sheet and the lower sheet to absorb liquid penetrating through the upper sheet; and приемный слой, расположенный между верхним листом и впитывающим элементом для подачи жидкости, проникающей через верхний лист, к впитывающему элементу, причем верхний лист включает нетканое полотно, перфорированное без физической или термической деформации по п.4.a receiving layer located between the top sheet and the absorbent member for supplying liquid penetrating through the top sheet to the absorbent member, the top sheet comprising a non-woven fabric perforated without physical or thermal deformation according to claim 4. 21. Впитывающее изделие по п.20, в котором общая площадь перфораций находится в диапазоне 5~80% от общей площади нетканого полотна.21. The absorbent product according to claim 20, in which the total area of perforations is in the range of 5 ~ 80% of the total area of the non-woven fabric. 22. Впитывающее изделие по п.20, в котором диаметр перфорации находится в диапазоне 2~30 мм.22. Absorbent product according to claim 20, in which the diameter of the perforation is in the range of 2 ~ 30 mm 23. Впитывающее изделие по п.22, в котором диаметр перфорации находится в диапазоне 5~10 мм.23. Absorbent product according to item 22, in which the diameter of the perforation is in the range of 5 ~ 10 mm 24. Впитывающее изделие по п.20, в котором вес основы перфорированного нетканого полотна находится в диапазоне 20~400 г/м2. 24. The absorbent product according to claim 20, in which the basis weight of the perforated nonwoven fabric is in the range of 20 ~ 400 g / m 2 .
RU2011115104/12A 2008-09-19 2009-09-16 Method of production of nonwoven fabric perforated without physical or thermal deformation and absorbing article having such nonwoven fabric RU2509182C2 (en)

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