RU2003117085A - Унитарный распределительный слой - Google Patents

Унитарный распределительный слой Download PDF

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Publication number
RU2003117085A
RU2003117085A RU2003117085/15A RU2003117085A RU2003117085A RU 2003117085 A RU2003117085 A RU 2003117085A RU 2003117085/15 A RU2003117085/15 A RU 2003117085/15A RU 2003117085 A RU2003117085 A RU 2003117085A RU 2003117085 A RU2003117085 A RU 2003117085A
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Russia
Prior art keywords
layer
fibers
layer according
weight
amount
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RU2003117085/15A
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English (en)
Inventor
Питер А. ГРАЕФ (US)
Питер А. ГРАЕФ
Терри М. ГРАНТ (US)
Терри М. ГРАНТ
Дэвид Джи МАРШ (US)
Дэвид Джи МАРШ
Дэниэл Т. БУНКЕР (FI)
Дэниэл Т. БУНКЕР
Мелисса Д. ДЖОНСОН (US)
Мелисса Д. ДЖОНСОН
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Вейерхойзер Компани (Us)
Вейерхойзер Компани
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Publication of RU2003117085A publication Critical patent/RU2003117085A/ru

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Classifications

    • DTEXTILES; PAPER
    • D04BRAIDING; LACE-MAKING; KNITTING; TRIMMINGS; NON-WOVEN FABRICS
    • D04HMAKING 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
    • D04H1/00Non-woven fabrics formed wholly or mainly of staple fibres or like relatively short fibres
    • D04H1/40Non-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
    • D04H1/42Non-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 characterised by the use of certain kinds of fibres insofar as this use has no preponderant influence on the consolidation of the fleece
    • D04H1/425Cellulose series
    • AHUMAN NECESSITIES
    • A61MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61FFILTERS 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
    • A61F13/00Bandages or dressings; Absorbent pads
    • A61F13/15Absorbent pads, e.g. sanitary towels, swabs or tampons for external or internal application to the body; Supporting or fastening means therefor; Tampon applicators
    • A61F13/53Absorbent 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
    • A61F13/534Absorbent 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
    • A61F13/537Absorbent 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
    • A61F13/5376Absorbent 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 performance of the layer, e.g. acquisition rate, distribution time, transfer time
    • DTEXTILES; PAPER
    • D04BRAIDING; LACE-MAKING; KNITTING; TRIMMINGS; NON-WOVEN FABRICS
    • D04HMAKING 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
    • D04H1/00Non-woven fabrics formed wholly or mainly of staple fibres or like relatively short fibres
    • D04H1/40Non-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
    • D04H1/407Non-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 containing absorbing substances, e.g. activated carbon
    • DTEXTILES; PAPER
    • D04BRAIDING; LACE-MAKING; KNITTING; TRIMMINGS; NON-WOVEN FABRICS
    • D04HMAKING 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
    • D04H1/00Non-woven fabrics formed wholly or mainly of staple fibres or like relatively short fibres
    • D04H1/70Non-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
    • D04H1/72Non-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
    • D04H1/732Non-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
    • DTEXTILES; PAPER
    • D21PAPER-MAKING; PRODUCTION OF CELLULOSE
    • D21HPULP COMPOSITIONS; PREPARATION THEREOF NOT COVERED BY SUBCLASSES D21C OR D21D; IMPREGNATING OR COATING OF PAPER; TREATMENT OF FINISHED PAPER NOT COVERED BY CLASS B31 OR SUBCLASS D21G; PAPER NOT OTHERWISE PROVIDED FOR
    • D21H11/00Pulp or paper, comprising cellulose or lignocellulose fibres of natural origin only
    • D21H11/16Pulp or paper, comprising cellulose or lignocellulose fibres of natural origin only modified by a particular after-treatment
    • YGENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10TTECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
    • Y10T442/00Fabric [woven, knitted, or nonwoven textile or cloth, etc.]
    • Y10T442/60Nonwoven fabric [i.e., nonwoven strand or fiber material]
    • Y10T442/659Including an additional nonwoven fabric
    • YGENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10TTECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
    • Y10T442/00Fabric [woven, knitted, or nonwoven textile or cloth, etc.]
    • Y10T442/60Nonwoven fabric [i.e., nonwoven strand or fiber material]
    • Y10T442/659Including an additional nonwoven fabric
    • Y10T442/668Separate nonwoven fabric layers comprise chemically different strand or fiber material
    • YGENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10TTECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
    • Y10T442/00Fabric [woven, knitted, or nonwoven textile or cloth, etc.]
    • Y10T442/60Nonwoven fabric [i.e., nonwoven strand or fiber material]
    • Y10T442/695Including a wood containing layer
    • YGENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10TTECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
    • Y10T442/00Fabric [woven, knitted, or nonwoven textile or cloth, etc.]
    • Y10T442/60Nonwoven fabric [i.e., nonwoven strand or fiber material]
    • Y10T442/696Including strand or fiber material which is stated to have specific attributes [e.g., heat or fire resistance, chemical or solvent resistance, high absorption for aqueous compositions, water solubility, heat shrinkability, etc.]
    • YGENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10TTECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
    • Y10T442/00Fabric [woven, knitted, or nonwoven textile or cloth, etc.]
    • Y10T442/60Nonwoven fabric [i.e., nonwoven strand or fiber material]
    • Y10T442/697Containing at least two chemically different strand or fiber materials

Landscapes

  • Health & Medical Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Textile Engineering (AREA)
  • Veterinary Medicine (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)
  • Biomedical Technology (AREA)
  • Epidemiology (AREA)
  • Chemical & Material Sciences (AREA)
  • Materials Engineering (AREA)
  • Absorbent Articles And Supports Therefor (AREA)
  • Orthopedics, Nursing, And Contraception (AREA)
  • Laminated Bodies (AREA)
  • Nonwoven Fabrics (AREA)
  • Solid-Sorbent Or Filter-Aiding Compositions (AREA)
  • Medical Preparation Storing Or Oral Administration Devices (AREA)
  • Materials For Medical Uses (AREA)
  • Treatments For Attaching Organic Compounds To Fibrous Goods (AREA)
  • Cosmetics (AREA)

Claims (40)

1. Волокнистый слой, содержащий облагороженную смесь сшитых целлюлозных волокон и несшитых целлюлозных волокон.
2. Слой по п.1, отличающийся тем, что сшитые целлюлозные волокна присутствуют в количестве от примерно 50 до примерно 90% по весу от общей массы слоя.
3. Слой по п.1, отличающийся тем, что сшитые целлюлозные волокна присутствуют в количестве от примерно 75 до примерно 90% по весу от общей массы слоя.
4. Слой по п.1, отличающийся тем, что сшитые целлюлозные волокна присутствуют в количестве примерно 85% по весу от общей массы слоя.
5. Слой по п.1, отличающийся тем, что несшитые целлюлозные волокна присутствуют в количестве от примерно 10 до примерно 50% по весу от общей массы слоя.
6. Слой по п.1, отличающийся тем, что несшитые целлюлозные волокна присутствуют в количестве от примерно 10 до примерно 25% по весу от общей массы слоя.
7. Слой по п.1, отличающийся тем, что несшитые целлюлозные волокна присутствуют в количестве примерно 15% по весу от общей массы слоя.
8. Слой по п.1, отличающийся тем, что несшитые целлюлозные волокна являются волокнами южной сосны.
9. Слой по п.1, отличающийся тем, что несшитые целлюлозные волокна являются волокнами лиственной целлюлозы.
10. Слой по п.1, отличающийся тем, что несшитые целлюлозные волокна являются волокнами эвкалипта.
11. Слой по п.4, содержащий от примерно 5 до примерно 15% по весу облагороженных волокон южной сосны.
12. Слой по п.4, содержащий до примерно 10% по весу волокон южной сосны.
13. Слой по п.11, отличающийся тем, что облагороженные волокна южной сосны имеют канадскую стандартную степень помола примерно 500.
14. Слой по п.4, содержащий от примерно 3 до примерно 5% по весу волокон лиственной целлюлозы.
15. Слой по п.4, содержащий от примерно 10 до примерно 12% по весу волокон южной сосны.
16. Слой по п.1, кроме того содержащий агент, придающий прочность в мокром состоянии.
17. Слой по п.1, имеющий поверхностной натяжение пробы больше примерно 50 дин/см.
18. Слой по п.1, имеющий мягкость меньше примерно 1200 г.
19. Слой по п.1, имеющий давление десорбции в средней точке больше примерно 20 см.
20. Слой по п.1, имеющий давление получения в средней точке меньше примерно 25 см.
21. Слой по п.1, имеющий поглощение в средней точке больше примерно 5 г/г.
22. Слой по п.1, имеющий прочность на разрыв больше примерно 10 Н/50 мм.
23. Слой по п.1, имеющий прочность на разрыв в направлении машины больше примерно 205 мН.
24. Слой по п.1, имеющий прочность на разрыв в поперечном машине направлении больше примерно 260 мН.
25. Абсорбирующая структура, содержащая слой распределения жидкости и слой удержания жидкости, отличающаяся тем, что распределительный слой содержит облагороженную смесь сшитых целлюлозных волокон и несшитых целлюлозных волокон.
26. Структура по п.25, отличающаяся тем, что сшитые целлюлозные волокна присутствуют в количестве примерно от 50 до 90% по весу от общей массы слоя.
27. Структура по п.25, отличающаяся тем, что сшитые волокна присутствуют в количестве примерно 85% по весу.
28. Структура по п.25, отличающаяся тем, что несшитые целлюлозные волокна присутствуют в количестве примерно от 10 до 50% по весу от общей массы слоя.
29. Структура по п.25, отличающаяся тем, что несшитые волокна присутствуют в количестве примерно 15% по весу.
30. Структура по п.25, отличающаяся тем, что удерживающий слой содержит сверхабсорбирующий материал.
31. Волокнистый слой, имеющий давление десорбции в средней точке больше примерно 20 см.
32. Слой по п.31, имеющий давление десорбции в средней точке больше примерно 30 см.
33. Слой по п.31, имеющий давление десорбции в средней точке больше примерно 40 см.
34. Абсорбирующая структура, содержащая слой распределения жидкости и слой удержания жидкости, отличающаяся тем, что распределительный слой имеет давление десорбции в средней точке больше примерно 20 см.
35. Структура по п.34, имеющая давление десорбции в средней точке больше примерно 30 см.
36. Структура по п.34, имеющая давление десорбции в средней точке больше примерно 40 см.
37. Абсорбирующее изделие, содержащее любой один из слоев по п.1 или 31.
38. Абсорбирующее изделие, содержащее любую одну из структур по п.25 или 34.
39. Абсорбирующее изделие по п.37, отличающиеся тем, что изделие является по меньшей мере одним из: детского подгузника, тренировочного белья и средств, используемого при недержании у взрослых.
40. Абсорбирующее изделие по п.38, отличающиеся тем, что изделие является по меньшей мере одним из: детского подгузника, тренировочного белья и средств, используемого при недержании у взрослых.
RU2003117085/15A 2000-12-07 2001-12-07 Унитарный распределительный слой RU2003117085A (ru)

Applications Claiming Priority (4)

Application Number Priority Date Filing Date Title
US25199900P 2000-12-07 2000-12-07
US60/251,999 2000-12-07
US30807201P 2001-07-25 2001-07-25
US60/308,072 2001-07-25

Publications (1)

Publication Number Publication Date
RU2003117085A true RU2003117085A (ru) 2004-11-27

Family

ID=26941947

Family Applications (2)

Application Number Title Priority Date Filing Date
RU2003117081/14A RU2003117081A (ru) 2000-12-07 2001-12-07 Распределительный слой с улучшенным переносом жидкости в удерживающий слой
RU2003117085/15A RU2003117085A (ru) 2000-12-07 2001-12-07 Унитарный распределительный слой

Family Applications Before (1)

Application Number Title Priority Date Filing Date
RU2003117081/14A RU2003117081A (ru) 2000-12-07 2001-12-07 Распределительный слой с улучшенным переносом жидкости в удерживающий слой

Country Status (12)

Country Link
US (5) US20020143307A1 (ru)
EP (3) EP1341562A2 (ru)
JP (3) JP2004515388A (ru)
KR (3) KR20030066642A (ru)
CN (3) CN1477978A (ru)
AU (3) AU2896202A (ru)
BR (3) BR0115973A (ru)
CA (3) CA2425952A1 (ru)
MX (3) MXPA03005185A (ru)
NO (3) NO20032513L (ru)
RU (2) RU2003117081A (ru)
WO (3) WO2002045760A2 (ru)

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NO20032513L (no) 2003-07-31
MXPA03005185A (es) 2003-09-10
RU2003117081A (ru) 2004-11-10
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NO20032513D0 (no) 2003-06-03
US20030045850A1 (en) 2003-03-06
AU2002228962B2 (en) 2004-09-23
CA2428100A1 (en) 2002-06-13
US20050065487A1 (en) 2005-03-24
US20020123728A1 (en) 2002-09-05
NO20032561L (no) 2003-06-05
NO20032592L (no) 2003-06-06
NO20032592D0 (no) 2003-06-06
MXPA03005183A (es) 2003-09-10
KR20030066642A (ko) 2003-08-09
EP1341472A2 (en) 2003-09-10
NO20032561D0 (no) 2003-06-05
WO2002045760A3 (en) 2003-01-23
CA2425952A1 (en) 2002-09-06
BR0115972A (pt) 2003-12-30
JP2004515656A (ja) 2004-05-27
WO2002045760A2 (en) 2002-06-13
US20020143307A1 (en) 2002-10-03
CA2428397A1 (en) 2002-06-13
JP2004526489A (ja) 2004-09-02
EP1341562A2 (en) 2003-09-10
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MXPA03005184A (es) 2003-09-10
WO2002067809A2 (en) 2002-09-06
EP1360355A4 (en) 2005-05-18
KR20030048085A (ko) 2003-06-18
BR0115975A (pt) 2003-12-30
US20020137422A1 (en) 2002-09-26
JP2004515388A (ja) 2004-05-27
EP1360355A1 (en) 2003-11-12
CN1477978A (zh) 2004-02-25
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AU2002228934A1 (en) 2002-06-18
BR0115973A (pt) 2003-12-30
KR20030048084A (ko) 2003-06-18
AU2896202A (en) 2002-06-18

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