RU2017128911A - Усиленное полотно нетканого материала, комплекс, содержащий такое полотно, и способ обработки полотна нетканого материала - Google Patents

Усиленное полотно нетканого материала, комплекс, содержащий такое полотно, и способ обработки полотна нетканого материала Download PDF

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RU2017128911A
RU2017128911A RU2017128911A RU2017128911A RU2017128911A RU 2017128911 A RU2017128911 A RU 2017128911A RU 2017128911 A RU2017128911 A RU 2017128911A RU 2017128911 A RU2017128911 A RU 2017128911A RU 2017128911 A RU2017128911 A RU 2017128911A
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Натали МОИНАР
Тьери МАРШ
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Апликс
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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
    • A61F13/15577—Apparatus or processes for manufacturing
    • A61F13/15756—Applying tabs, strips, tapes, loops; Knotting the ends of pads
    • 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
    • A61F13/45—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 shape
    • A61F13/49—Absorbent articles specially adapted to be worn around the waist, e.g. diapers
    • A61F13/49007—Form-fitting, self-adjusting disposable diapers
    • A61F13/49009—Form-fitting, self-adjusting disposable diapers with elastic means
    • A61F13/49014—Form-fitting, self-adjusting disposable diapers with elastic means the elastic means is located at the side panels
    • A61F13/49015—Form-fitting, self-adjusting disposable diapers with elastic means the elastic means is located at the side panels the elastic means being elastic panels
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    • B32B5/22—Layered products characterised by the non- homogeneity or physical structure, i.e. comprising a fibrous, filamentary, particulate or foam layer; Layered products characterised by having a layer differing constitutionally or physically in different parts characterised by the presence of two or more layers which are next to each other and are fibrous, filamentary, formed of particles or foamed
    • B32B5/24—Layered products characterised by the non- homogeneity or physical structure, i.e. comprising a fibrous, filamentary, particulate or foam layer; Layered products characterised by having a layer differing constitutionally or physically in different parts characterised by the presence of two or more layers which are next to each other and are fibrous, filamentary, formed of particles or foamed one layer being a fibrous or filamentary layer
    • B32B5/26—Layered products characterised by the non- homogeneity or physical structure, i.e. comprising a fibrous, filamentary, particulate or foam layer; Layered products characterised by having a layer differing constitutionally or physically in different parts characterised by the presence of two or more layers which are next to each other and are fibrous, filamentary, formed of particles or foamed one layer being a fibrous or filamentary layer another layer next to it also being fibrous or filamentary
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    • B32B7/00—Layered products characterised by the relation between layers; Layered products characterised by the relative orientation of features between layers, or by the relative values of a measurable parameter between layers, i.e. products comprising layers having different physical, chemical or physicochemical properties; Layered products characterised by the interconnection of layers
    • B32B7/04—Interconnection of layers
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B32—LAYERED PRODUCTS
    • B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
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    • B32B7/04—Interconnection of layers
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    • 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
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    • D04H1/48—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 in combination with at least one other method of consolidation
    • D04H1/49—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 in combination with at least one other method of consolidation entanglement by fluid jet in combination with another consolidation means
    • D—TEXTILES; PAPER
    • D04—BRAIDING; LACE-MAKING; KNITTING; TRIMMINGS; NON-WOVEN FABRICS
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    • D04H1/558—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 by welding together the fibres, e.g. by partially melting or dissolving in combination with mechanical or physical treatments other than embossing
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    • D04H1/00—Non-woven fabrics formed wholly or mainly of staple fibres or like relatively short fibres
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  • Engineering & Computer Science (AREA)
  • Textile Engineering (AREA)
  • Health & Medical Sciences (AREA)
  • Mechanical Engineering (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Public Health (AREA)
  • Heart & Thoracic Surgery (AREA)
  • Vascular Medicine (AREA)
  • Epidemiology (AREA)
  • Animal Behavior & Ethology (AREA)
  • General Health & Medical Sciences (AREA)
  • Biomedical Technology (AREA)
  • Veterinary Medicine (AREA)
  • Manufacturing & Machinery (AREA)
  • Laminated Bodies (AREA)
  • Nonwoven Fabrics (AREA)
  • Absorbent Articles And Supports Therefor (AREA)
  • Treatment Of Fiber Materials (AREA)

Claims (24)

1. Полотно (10, 110, 110’, 210, 210’) нетканого материала, проходящее в продольном направлении (Х1) и в боковом направлении (Y1), ортогональном к продольному направлению (Х1), при этом указанное полотно содержит:
- по меньшей мере одну зону усиления (20а, 20b, 20с), в которой волокна и/или нити, образующие полотно, соединены в соответствии с рисунком (22) усиления, содержащим множество геометрических форм (24), при этом зона усиления расположена по всей длине (L) полотна, измеренной в продольном направлении (X1), и по ширине (l1, l2), строго меньшей ширины (l) полотна, измеренной в боковом направлении (Y1), и
- по меньшей мере одну не усиленную зону (40),
при этом удлинение усиленной зоны (20а, 20b, 20с, 20d) под действием данной силы, действующей в продольном направлении (X1), меньше удлинения не усиленной зоны (40) под действием этой же силы.
2. Полотно (10, 110, 110’, 210, 210’) по п. 1, в котором геометрические формы (24) рисунка (22) усиления являются дискретными элементами.
3. Полотно (10, 110, 110’, 210, 210’) по п. 1 или 2, в котором геометрические формы (24) рисунка (22) усиления каждой зоны усиления (20а, 20b, 20с, 20d) расположены так, что любая прямая (D1), проходящая в боковом направлении (Y1) полотна, пересекает по меньшей мере одну из указанных форм (24).
4. Полотно (10, 110, 110’, 210, 210’) по любому из пп. 1–3, в котором процентное содержание соединения в зоне усиления (20а, 20b, 20с, 20d) превышает 10%, предпочтительно превышает 15%.
5. Полотно (10, 110, 110’, 210, 210’) по любому из пп. 1–4, в котором процентное содержание соединения в полезном участке зоны усиления (20а, 20b, 20с, 20d) превышает 15%, предпочтительно превышает 20%.
6. Полотно (10, 110, 110’, 210, 210’) по любому из пп. 1–5, в котором процентное содержание соединения в полезном участке зоны усиления меньше 90%.
7. Полотно (10, 110, 110’, 210, 210’) по любому из пп. 1–6, в котором ширина (l1, l2) каждой зоны усиления (20а, 20b, 20с, 20d) составляет не более 80% ширины (l) полотна, предпочтительно не более 60% ширины (l) полотна.
8. Полотно (10, 110, 110’, 210, 210’) по любому из пп. 1–7, в котором удлинение при 5 Н усиленной зоны усиления (20а, 20b, 20с, 20d) меньше удлинения при 5 Н не усиленной зоны (40), предпочтительно меньше по меньшей мере на 5% удлинения не усиленной зоны (40).
9. Полотно (10, 110, 110’; 210, 210’) по любому из пп. 1–8, представляющее собой упрочненный нетканый материал из кардной пряжи, в частности, нетканый материал типа Spunlace.
10. Ламинированный комплекс (100, 200), содержащий по меньшей мере одно первое полотно (110, 210) по любому из пп. 1–9 и по меньшей мере одну эластичную пленку (150, 152, 250, 252), соединенную с указанным первым полотном.
11. Ламинированный комплекс (100, 200) по п. 10, содержащий по меньшей мере одно второе полотно (110’, 210’) нетканого материала, при этом указанная по меньшей мере одна эластичная пленка (150, 152, 250, 252) расположена между первым и вторым полотнами (110, 110’; 210, 210’).
12. Ламинированный комплекс (100, 200) по п. 11, в котором первое полотно (110, 210) содержит по меньшей мере одну первую зону усиления (120а, 120b, 220a, 220b), а второе полотно (110’, 210’) является полотном по любому из пп. 1–9, которое содержит по меньшей мере одну вторую зону усиления (120’, 220a’, 220b’).
13. Ламинированный комплекс (100, 200) по п. 12, в котором первая и вторая зоны усиления (120a, 120’, 220a, 220a’) перекрывают друг друга по меньшей мере в одной зоне (ZC) перекрывания заранее определенной ширины (lс).
14. Ламинированный комплекс (200) по п. 13, в котором проекции соответствующих рисунков (222А, 222А’) усиления первой и второй зон усиления (220а, 220a’) совпадают по меньшей мере в одной зоне ламинированного комплекса.
15. Ламинированный комплекс (100, 200) по п. 13, в котором проекции в направлении Z соответствующих рисунков (122А, 122В) усиления первой и второй зон усиления расположены так, что любая прямая, проходящая в боковом направлении полотна, пересекает проекцию геометрических форм рисунков усиления первой и второй зон усиления.
16. Ламинированный комплекс (100, 200) по любому из пп. 10–15, в котором каждая зона усиления (120a, 120b, 220a, 220b; 120’, 220a’, 220b’) каждого полотна (110, 110’; 210, 210’) смещена в боковом направлении (Y1) относительно эластичного участка (E) ламинированного комплекса (100, 200).
17. Ламинированный комплекс (100, 200) по п. 16, в котором по меньшей мере одна первая зона усиления (120а, 220а) первого полотна (110, 210) и по меньшей мере одна вторая зона усиления (120’, 220a’) второго полотна (110’, 210’) перекрывают друг друга по меньшей мере в одной зоне (ZC) перекрывания заранее определенной ширины (lс), и одна среди первой зоны усиления (120a, 220a) первого полотна (110, 210) и второй зоны усиления (120’, 220a’) второго полотна (110’, 210’) проходит за пределы указанной зоны (ZC) перекрывания в направлении эластичного участка (E) ламинированного комплекса (100, 200) в его боковом направлении (Y1).
18. Способ обработки полотна (10) нетканого материала, при этом указанное полотно расположено в продольном направлении (Х1) и в боковом направлении (Y1), ортогональном к продольному направлению (Х1), при этом способ содержит по меньшей мере один этап усиления, в ходе которого по меньшей мере в одной зоне усиления (20) полотна (10), расположенной по всей длине полотна, измеренной в продольном направлении, и по ширине (l1), строго меньшей ширины (l) полотна (10), измеренной в его боковом направлении, волокна и/или нити, образующие полотно (10), соединяют в соответствии с рисунком (22) усиления, содержащим множество геометрических форм (24), так, что удлинение усиленной зоны под действием данной силы, приложенной в продольном направлении, меньше удлинения не усиленной зоны полотна под действием этой же силы.
19. Способ обработки по п. 18, в котором этап усиления осуществляют посредством горячего каландрирования.
20. Способ обработки по п. 18 или 19, дополнительно содержащий этап активации, на котором по меньшей мере в одной зоне полотна (10) нетканый материал растягивают для его активации.
21. Способ обработки по любому из пп. 18–20, дополнительно содержащий перед этапом усиления этап подгонки ширины (l) полотна.
RU2017128911A 2015-01-16 2016-01-15 Усиленное полотно нетканого материала, комплекс, содержащий такое полотно, и способ обработки полотна нетканого материала RU2709039C2 (ru)

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