RU2003117081A - Распределительный слой с улучшенным переносом жидкости в удерживающий слой - Google Patents

Распределительный слой с улучшенным переносом жидкости в удерживающий слой Download PDF

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Publication number
RU2003117081A
RU2003117081A RU2003117081/14A RU2003117081A RU2003117081A RU 2003117081 A RU2003117081 A RU 2003117081A RU 2003117081/14 A RU2003117081/14 A RU 2003117081/14A RU 2003117081 A RU2003117081 A RU 2003117081A RU 2003117081 A RU2003117081 A RU 2003117081A
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Russia
Prior art keywords
layer
amount
fibers
cellulose fibers
present
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RU2003117081/14A
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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 RU2003117081A publication Critical patent/RU2003117081A/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

Claims (19)

1. Волокнистый слой, жидкость из которого может проходить в удерживающий слой, обеспечивает абсорбирующую конструкцию, имеющую отношение полезной работы к затраченной работе при абсорбции больше примерно 1,1.
2. Слой по п.1, содержащий облагороженную смесь сшитых целлюлозных волокон и несшитых целлюлозных волокон.
3. Слой по п.2, отличающийся тем, что сшитые целлюлозные волокна присутствуют в количестве от примерно 50 до примерно 90 вес.% от общей массы слоя.
4. Слой по п.3, отличающийся тем, что сшитые целлюлозные волокна присутствуют в количестве от примерно 75 до примерно 90 вес.% от общей массы слоя.
5. Слой по п.4, отличающийся тем, что сшитые целлюлозные волокна присутствуют в количестве примерно 85 вес.% от общей массы слоя.
6. Слой по п.5, отличающийся тем, что несшитые целлюлозные волокна присутствуют в количестве от примерно 10 до примерно 50 вес.% от общей массы слоя.
7. Слой по п.6, отличающийся тем, что несшитые целлюлозные волокна присутствуют в количестве от примерно 10 до примерно 25 вес.% от общей массы слоя.
8. Слой по п.4, отличающийся тем, что несшитые целлюлозные волокна присутствуют в количестве примерно 15 вес.% от общей массы слоя.
9. Слой по п.8, отличающийся тем, что несшитые целлюлозные волокна являются волокнами южной сосны.
10. Слой по п.9, отличающийся тем, что несшитые целлюлозные волокна являются волокнами лиственной целлюлозы.
11. Абсорбирующая структура, содержащая распределительный слой, жидкость из которого проходит в удерживающий слой, отличающаяся тем, что структура имеет отношение полезной работы к затраченной работе при абсорбции примерно больше 1,1.
12. Структура по п.11, отличающаяся тем, что распределительный слой содержит облагороженную смесь сшитых целлюлозных волокон и несшитых целлюлозных волокон.
13. Структура по п.12, отличающаяся тем, что сшитые целлюлозные волокна присутствуют в количестве примерно от 50 до 90 вес.% от общей массы слоя.
14. Структура по п.12, отличающаяся тем, что несшитые целлюлозные волокна присутствуют в количестве примерно от 10 до 50 вес.% от общей массы слоя.
15. Структура по п.11, отличающаяся тем, что удерживающий слой содержит абсорбирующий материал.
16. Структура по п.11, отличающаяся тем, что удерживающий слой содержит пористый волокнистый целлюлозный слой.
17. Абсорбирующее изделие, содержащее слой по п.1.
18. Абсорбирующее изделие, содержащее структуру по п.11.
19. Абсорбирующие изделия по п.17 или 18, отличающиеся тем, что изделие является по меньшей мере одним из детского подгузника, тренировочного белья и средств, используемых при недержании у взрослых.
RU2003117081/14A 2000-12-07 2001-12-07 Распределительный слой с улучшенным переносом жидкости в удерживающий слой RU2003117081A (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
RU2003117081A true RU2003117081A (ru) 2004-11-10

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ID=26941947

Family Applications (2)

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

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RU2003117085/15A RU2003117085A (ru) 2000-12-07 2001-12-07 Унитарный распределительный слой

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US (5) US20020143307A1 (ru)
EP (3) EP1341472A2 (ru)
JP (3) JP2004515388A (ru)
KR (3) KR20030048085A (ru)
CN (3) CN1476337A (ru)
AU (3) AU2002228934A1 (ru)
BR (3) BR0115975A (ru)
CA (3) CA2428397A1 (ru)
MX (3) MXPA03005184A (ru)
NO (3) NO20032513L (ru)
RU (2) RU2003117085A (ru)
WO (3) WO2002067809A2 (ru)

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