WO2000044411A1 - Matiere de bande continue non tissee en fibres polymeres creuses - Google Patents

Matiere de bande continue non tissee en fibres polymeres creuses Download PDF

Info

Publication number
WO2000044411A1
WO2000044411A1 PCT/US2000/002077 US0002077W WO0044411A1 WO 2000044411 A1 WO2000044411 A1 WO 2000044411A1 US 0002077 W US0002077 W US 0002077W WO 0044411 A1 WO0044411 A1 WO 0044411A1
Authority
WO
WIPO (PCT)
Prior art keywords
hollow
accordance
fibers
personal care
absorbent article
Prior art date
Application number
PCT/US2000/002077
Other languages
English (en)
Other versions
WO2000044411A8 (fr
Inventor
Brett Peter Samuels
Samuel Edward Marmon
Christopher Cosgrove Creagan
Kurtis Lee Brown
Darryl Franklin Clark
Rebecca Willey Griffin
Gabriel Hamman Adam
Steve R. Inabinet
Original Assignee
Kimberly-Clark Worldwide, Inc.
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Kimberly-Clark Worldwide, Inc. filed Critical Kimberly-Clark Worldwide, Inc.
Priority to AU33514/00A priority Critical patent/AU3351400A/en
Publication of WO2000044411A1 publication Critical patent/WO2000044411A1/fr
Publication of WO2000044411A8 publication Critical patent/WO2000044411A8/fr

Links

Classifications

    • 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
    • B32B5/00—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
    • 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
    • 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
    • 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
    • A61F13/51—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 outer layers
    • A61F13/511—Topsheet, i.e. the permeable cover or layer facing the skin
    • A61F13/51121—Topsheet, i.e. the permeable cover or layer facing the skin characterised by the material
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61L—METHODS OR APPARATUS FOR STERILISING MATERIALS OR OBJECTS IN GENERAL; DISINFECTION, STERILISATION OR DEODORISATION OF AIR; CHEMICAL ASPECTS OF BANDAGES, DRESSINGS, ABSORBENT PADS OR SURGICAL ARTICLES; MATERIALS FOR BANDAGES, DRESSINGS, ABSORBENT PADS OR SURGICAL ARTICLES
    • A61L15/00—Chemical aspects of, or use of materials for, bandages, dressings or absorbent pads
    • A61L15/16—Bandages, dressings or absorbent pads for physiological fluids such as urine or blood, e.g. sanitary towels, tampons
    • A61L15/22—Bandages, dressings or absorbent pads for physiological fluids such as urine or blood, e.g. sanitary towels, tampons containing macromolecular materials
    • A61L15/24—Macromolecular compounds obtained by reactions only involving carbon-to-carbon unsaturated bonds; Derivatives thereof
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61L—METHODS OR APPARATUS FOR STERILISING MATERIALS OR OBJECTS IN GENERAL; DISINFECTION, STERILISATION OR DEODORISATION OF AIR; CHEMICAL ASPECTS OF BANDAGES, DRESSINGS, ABSORBENT PADS OR SURGICAL ARTICLES; MATERIALS FOR BANDAGES, DRESSINGS, ABSORBENT PADS OR SURGICAL ARTICLES
    • A61L15/00—Chemical aspects of, or use of materials for, bandages, dressings or absorbent pads
    • A61L15/16—Bandages, dressings or absorbent pads for physiological fluids such as urine or blood, e.g. sanitary towels, tampons
    • A61L15/42—Use of materials characterised by their function or physical properties
    • 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
    • B32B5/00—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
    • B32B5/02—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 structural features of a fibrous or filamentary layer
    • B32B5/022—Non-woven fabric
    • D—TEXTILES; PAPER
    • D01—NATURAL OR MAN-MADE THREADS OR FIBRES; SPINNING
    • D01D—MECHANICAL METHODS OR APPARATUS IN THE MANUFACTURE OF ARTIFICIAL FILAMENTS, THREADS, FIBRES, BRISTLES OR RIBBONS
    • D01D5/00—Formation of filaments, threads, or the like
    • D01D5/24—Formation of filaments, threads, or the like with a hollow structure; Spinnerette packs therefor
    • D—TEXTILES; PAPER
    • D01—NATURAL OR MAN-MADE THREADS OR FIBRES; SPINNING
    • D01F—CHEMICAL FEATURES IN THE MANUFACTURE OF ARTIFICIAL FILAMENTS, THREADS, FIBRES, BRISTLES OR RIBBONS; APPARATUS SPECIALLY ADAPTED FOR THE MANUFACTURE OF CARBON FILAMENTS
    • D01F6/00—Monocomponent artificial filaments or the like of synthetic polymers; Manufacture thereof
    • D01F6/02—Monocomponent artificial filaments or the like of synthetic polymers; Manufacture thereof from homopolymers obtained by reactions only involving carbon-to-carbon unsaturated bonds
    • D01F6/04—Monocomponent artificial filaments or the like of synthetic polymers; Manufacture thereof from homopolymers obtained by reactions only involving carbon-to-carbon unsaturated bonds from polyolefins
    • D01F6/06—Monocomponent artificial filaments or the like of synthetic polymers; Manufacture thereof from homopolymers obtained by reactions only involving carbon-to-carbon unsaturated bonds from polyolefins from polypropylene
    • 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
    • D04H1/42—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 characterised by the use of certain kinds of fibres insofar as this use has no preponderant influence on the consolidation of the fleece
    • D04H1/4282—Addition polymers
    • D04H1/4291—Olefin series
    • 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
    • D04H1/42—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 characterised by the use of certain kinds of fibres insofar as this use has no preponderant influence on the consolidation of the fleece
    • D04H1/4326—Condensation or reaction polymers
    • D04H1/4334—Polyamides
    • 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
    • D04H1/42—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 characterised by the use of certain kinds of fibres insofar as this use has no preponderant influence on the consolidation of the fleece
    • D04H1/4326—Condensation or reaction polymers
    • D04H1/435—Polyesters
    • 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
    • D04H1/42—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 characterised by the use of certain kinds of fibres insofar as this use has no preponderant influence on the consolidation of the fleece
    • D04H1/4382—Stretched reticular film fibres; Composite fibres; Mixed fibres; Ultrafine fibres; Fibres for artificial leather
    • D04H1/43825—Composite fibres
    • D04H1/43828—Composite fibres sheath-core
    • 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
    • D04H1/42—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 characterised by the use of certain kinds of fibres insofar as this use has no preponderant influence on the consolidation of the fleece
    • D04H1/4382—Stretched reticular film fibres; Composite fibres; Mixed fibres; Ultrafine fibres; Fibres for artificial leather
    • D04H1/43825—Composite fibres
    • D04H1/4383—Composite fibres sea-island
    • 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
    • D04H1/42—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 characterised by the use of certain kinds of fibres insofar as this use has no preponderant influence on the consolidation of the fleece
    • D04H1/4382—Stretched reticular film fibres; Composite fibres; Mixed fibres; Ultrafine fibres; Fibres for artificial leather
    • D04H1/43825—Composite fibres
    • D04H1/43832—Composite fibres side-by-side
    • 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
    • D04H1/42—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 characterised by the use of certain kinds of fibres insofar as this use has no preponderant influence on the consolidation of the fleece
    • D04H1/4382—Stretched reticular film fibres; Composite fibres; Mixed fibres; Ultrafine fibres; Fibres for artificial leather
    • D04H1/43838—Ultrafine fibres, e.g. microfibres
    • 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
    • D04H1/42—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 characterised by the use of certain kinds of fibres insofar as this use has no preponderant influence on the consolidation of the fleece
    • D04H1/4391—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 characterised by the use of certain kinds of fibres insofar as this use has no preponderant influence on the consolidation of the fleece characterised by the shape of the fibres
    • D04H1/43914—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 characterised by the use of certain kinds of fibres insofar as this use has no preponderant influence on the consolidation of the fleece characterised by the shape of the fibres hollow fibres
    • 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
    • D04H1/54—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
    • D04H1/56—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 association with fibre formation, e.g. immediately following extrusion of staple fibres
    • 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
    • D04H3/00—Non-woven fabrics formed wholly or mainly of yarns or like filamentary material of substantial length
    • D04H3/08—Non-woven fabrics formed wholly or mainly of yarns or like filamentary material of substantial length characterised by the method of strengthening or consolidating
    • D04H3/16—Non-woven fabrics formed wholly or mainly of yarns or like filamentary material of substantial length characterised by the method of strengthening or consolidating with bonds between thermoplastic filaments produced in association with filament formation, e.g. immediately following extrusion
    • 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
    • A61F13/51—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 outer layers
    • A61F2013/51002—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 outer layers with special 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
    • A61F13/51—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 outer layers
    • A61F2013/51002—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 outer layers with special fibres
    • A61F2013/51009—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 outer layers with special fibres characterized by the shape of the fibres
    • A61F2013/51011—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 outer layers with special fibres characterized by the shape of the fibres characterized by the count of the fibres, e.g. denier or tex
    • 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
    • B32B2262/00—Composition or structural features of fibres which form a fibrous or filamentary layer or are present as additives
    • B32B2262/02—Synthetic macromolecular fibres
    • B32B2262/0253—Polyolefin fibres
    • 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
    • B32B2307/00—Properties of the layers or laminate
    • B32B2307/70—Other properties
    • B32B2307/726—Permeability to liquids, absorption
    • B32B2307/7265—Non-permeable
    • 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
    • B32B2555/00—Personal care
    • 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
    • D04H1/42—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 characterised by the use of certain kinds of fibres insofar as this use has no preponderant influence on the consolidation of the fleece
    • D04H1/4391—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 characterised by the use of certain kinds of fibres insofar as this use has no preponderant influence on the consolidation of the fleece characterised by the shape of the fibres
    • D04H1/43918—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 characterised by the use of certain kinds of fibres insofar as this use has no preponderant influence on the consolidation of the fleece characterised by the shape of the fibres nonlinear fibres, e.g. crimped or coiled fibres

Definitions

  • This invention relates to nonwoven materials and nonwoven laminates
  • nonwoven/film laminates including nonwoven/film laminates and more particularly to nonwoven materials suitable for
  • feminine care products such as sanitary napkins and pads, and the like. More particularly,
  • this invention relates to nonwoven materials formed of hollow filaments and/or hollow fibers
  • Nonwoven fabrics and laminates comprising nonwoven fabrics are widely used.
  • absorbent articles such as disposable diapers, feminine hygiene
  • These articles generally include a liquid absorbent material
  • the absorbent is backed by a liquid-impervious barrier sheet. To enhance the sense of comfort, the absorbent
  • this cover or liner material is to help structurally contain the
  • the cover material is typically a relatively low
  • the surge management material is made from a relatively high basis weight, low density, that is thick, nonwoven web material.
  • the cover material must, therefore, be permeable to liquids on the
  • sheath component and optionally by including a hydrophilic polymer or copolymer in the
  • nonwoven materials a modifier composition comprising at least one M,M-polyalkoxylated
  • characteristics of the material is the amount of void volume within the material.
  • void volume, or pore size can be typically increased by increasing the fiber denier of fibers making up the liner material.
  • increasing fiber denier could result in an undesirable
  • the surge management material More particularly, the surge management material
  • care absorbent articles is the ability to provide a combination of contradictory properties
  • spimbond webs used in laminate products are
  • the resulting laminate can be more
  • absorbent articles such as sanitary napkins, catamenial pads, incontinence garments,
  • disposable diapers or training pants for infant care, adult care or child care, and the like.
  • absorbent article comprising a hollow polymer fiber nonwoven material having a basis
  • polymer fibers have an outside diameter in the range of about 7 microns to about 50 microns.
  • the term “hollow” is a volumetric value of the fiber, referring to the volume
  • the hollow polymer fibers more preferably about 20% to about 60% by volume of the hollow polymer fibers
  • hollow polymer fibers and most preferably about 30% to about 60% by volume of said
  • the hollow polymer fiber nonwoven web material is made from hollow polymer
  • Hollow polymer fibers comprising
  • a metallocene polypropylene polymer in accordance with this invention have a hollow
  • the hollow polymer fiber nonwoven material is a spunbond.
  • hollow spunbond material may not
  • round fiber spunbond, hollow fiber spunbond can be made at a 12 gsm basis weight.
  • hollow fiber spunbond material is softer and more porous than solid round
  • Hollow fiber structures are naturally more efficient structures with respect to
  • Hollow fiber materials have a reduced mass compared to materials made from conventional
  • hollow fiber fabrics can be provided having
  • hollow fiber spunbond materials show very low density
  • hollow fiber spunbond materials can provide improved coverage and
  • spunbond/meltblown/spunbond (SMS) materials for professional health care.
  • SMS spunbond/meltblown/spunbond
  • crimped through-air-bonded bicomponent hollow fibers can be used for high performance
  • absorbent articles such as disposable diapers, feminine hygiene products, incontinence
  • Figs. 1A and IB show schematically representative spinneret capillary
  • Fig. 1 A shows a vertical cross-section through the spinneret
  • Fig. IB shows a co ⁇ esponding view of the spinneret face where the molten filament
  • nonwoven web or “nonwoven material” means a
  • Nonwoven materials or webs have been formed
  • the basis weight of nonwoven fabrics is usually
  • machine direction refers to the direction
  • cross-machine direction refers to the direction
  • spunbond fibers refers to small diameter fibers
  • thermoplastic material which are formed by extruding molten thermoplastic material as filaments from a plurality
  • Patent 3,692,618 to Dorschner et al. U.S. Patent 3,802,817 to Matsuki et al., U.S. Patent
  • Spunbond fibers are generally not tacky when they are deposited
  • Spunbond fibers are generally continuous and have average
  • diameters (from a sample of at least 10) larger than 7 microns, more particularly, between
  • the fibers may also have shapes such as those described in U.S.
  • Patent 5,277,976 to Hogle et al. U.S. Patent 5,466,410 to Hills
  • a nonwoven web of spunbond fibers produced by melt spinning is referred to as a
  • polymer generally includes, but is not limited to,
  • homopolymers such as for example, block, graft, random and alternating
  • the term "monocomponent" fiber refers to a fiber formed from
  • additives for example titanium
  • bicomponent fibers refers to fibers which have
  • Bicomponent fibers are also sometimes refe ⁇ ed to as conjugate
  • the polymers are arranged in substantially constantly
  • bicomponent fiber may be, for example, a sheath/core arrangement wherein one polymer is
  • surrounded by another may be a side-by-side arrangement, a pie arrangement, or an
  • Patent 5,382,400 to Pike et al. may be used to produce crimp in the fibers by using the
  • the polymers are desirably present in ratios of 75/25 to 25/75 or any other
  • thermal point bonding involves passing a fabric or web of
  • the calender roll is
  • the percent bonding area varies from
  • TAB through-air bonding
  • nonwoven bicomponent fiber web in which air sufficiently hot to melt one of the polymers
  • the air velocity is between 100 and 500
  • TAB has relatively restricted
  • Another component is directed from a surrounding hood, through the web, and into a
  • the through-air bonder may be a flat
  • the hot air melts the lower melting polymer component
  • the material of this invention is a hollow polymer fiber nonwoven web material
  • the hollow polymer having a basis weight in the range of about 8 gsm to about 200 gsm, the hollow polymer
  • fibers of which have an outside diameter in the range of about 7 microns to about 50
  • microns more preferably about 10 to about 30 microns.
  • the material is used as a liner for such personal care absorbent articles.
  • the hollow fibers suitable for use in the material of this invention are formed
  • hollow fibers include any polymer or polymers suitable for producing fibers, but are not limited to
  • Such polymers include, but are not limited to, metallocene polymers, polypropylene (PP),
  • polyethylene nylon, polyester, and combinations thereof.
  • Prefe ⁇ ed polymers are those
  • metallocene polymers produced using metallocene catalysis. Particularly preferred is metallocene
  • mPP polypropylene
  • a standard unitary spinpack is used in conjunction with a hollow
  • Each spinneret hole 10 (Fig. 1A) consists of at least two
  • Each spinneret hole preferably consists
  • the hollow cylindrical body in accordance with one prefe ⁇ ed embodiment of this invention, the hollow
  • polymer fibers are monocomponent or bicomponent fibers comprising at least two segments.
  • polypropylene(mPP)/mPP fiber polypropylene(mPP)/mPP fiber.
  • bicomponent hollow fibers suitable for use
  • copolymer e.g. DS4D05, a polypropylene 14% butylene copolymer available from Shell
  • the polymer melt temperatures must be adjusted during spinning to
  • Narrow molecular weight distribution polymer refers to a polymer that
  • molecular weight distribution of a polymer is the ratio of the weight average molecular
  • na ⁇ ow molecular weight distribution polyolefins include the metallocene-catalyzed polyolefins, the single-site
  • catalyzed polyolefins are sometimes refe ⁇ ed to as types of single-site catalyzed polymers.
  • Metallocene produced polymers having a polydispersity below about
  • Metallocene catalysts include bis(n-butylcyclopentadienyl) titanium dichloride,
  • flourenyl)zirconium dichloride molybdocene dichloride, nickelocene, niobocene dichloride,
  • the metallocene process and particularly the catalysts and catalyst support
  • Patent 5,189,192 to LaPointe et al. and assigned to Dow Chemical describes a process for preparing addition polymerization catalysts via metal center oxidation.
  • Co-catalysts are materials such as methylaluminoxane (MAO) which is the most
  • metallocene catalyst be activated or ionized to a cationic form for reaction with the
  • the nonwoven material of this invention has a basis
  • the hollow polymer fibers used to form the nonwoven web material have an outside diameter in the range of about 7 microns
  • the lumen of the hollow polymer fiber comprises in the range of about 10% to
  • the lumen comprises in the range of about 30% to about 60% by volume of the hollow polymer fibers.
  • Nonwoven web materials made of hollow polymer fibers in accordance with this specification are nonwoven web materials made of hollow polymer fibers in accordance with this specification.
  • invention may be subjected to treatments which provide the fibers with desired
  • polypropylene may be rendered hydrophilic by treatment with any number of
  • Nonwoven materials comprising hollow polymer fibers in accordance with this
  • inventions may often need to be bonded in order to provide integrity to the web
  • nonwoven materials comprising polypropylene hollow fibers, thermal point bonding is prefe ⁇ ed.
  • Nonwoven materials employing bicomponent fibers in accordance with this
  • inventions may be bonded either by thermal point bonding or through-air bonding.
  • Machine direction Peak Load Cup Crush: Energy (gm/mm)
  • CD and MD peak loads are a measure of the strength of the material being
  • Spunbond fiber webs utilized in these examples were thermally point bonded.
  • the basis weight equivalent for a nonwoven material comprising hollow spunbond fibers was
  • spunbond fibers was 14.4 microns while the fiber diameter for the hollow spunbond fibers
  • the fiber denier were the same for both the solid round spunbond fibers
  • fibers in accordance with this invention have a substantially lower basis weight than the
  • Table 2 sets forth the results of a comparison of a nonwoven material
  • nonwoven material comprising hollow spunbond fibers and having the same basis weight, i.e. 17 gsm and a nonwoven material comprising hollow spunbond fibers and having a basis
  • Air permeability for the hollow fiber material was greater than for the solid round fiber
  • CD and MD peak loads for the 14 gsm basis weight material are comparable to the CD and MD peak loads for the 17 gsm solid round fiber material and air permeability is substantially greater than for the solid round fiber material.
  • hollow polymer fibers comprising a metallocene
  • polypropylene polymer in accordance with this invention typically have a hollow percent in
  • the percentage hoUowness of the metallocene polypropylene hollow fibers is greater than the percentage hoUowness of the standard
  • polypropylene hollow fibers in at least one case by more than 60%. As shown in Table 4,
  • hollow polymer fibers was consistently higher than the standard Ziegler-Natta polypropylene
  • hollow polymer fibers For example, at a grams per hole per minute (ghm) in the range of
  • the percentage hoUowness for the bicomponent PP/propylene ethylene copolymer hollow polymer fibers was in the range of aboutl ⁇ to 17% hollow compared to
  • the softness of a nonwoven fabric may be measured according to the "cup
  • cup crush test evaluates fabric stiffness by measuring the peak load or "cup
  • cup shaped fabric is su ⁇ ounded by an approximately 6.5 cm diameter cylinder to
  • the peak load is measured while the foot is descending at a rate
  • cup crush test also yields a value for the
  • cup crush energy the energy from
  • suitable device for measuring cup crush is a Sintech Tensile Tester and 500g load cell using
  • a measure of the liquid barrier properties of a fabric is the hydrohead test.
  • the hydrohead test determines the height of water or amount of water pressure (in millibars) that
  • hydrohead The hydrohead data cited herein was obtained in accord with Federal Test
  • the specimen is subjected to a standardized water pressure, increased at a constant rate
  • Tensile strength or peak load measures the maximum load (gram force) before
  • the test can be performed with an 1130 Instron Tensile
  • Tester available from Instron Corporation of Canton, MA
  • This test determines the airflow rate through a specimen for a set area size
  • Air permeability was determined using a pressure of 125 Pa (0.5 inch water column) and was reported in cubic feet per minute
  • the basis weight of a nonwoven material is determined by measuring the mass
  • the Multiple Insult Simulation Test measures the amount of liquid
  • test procedure involves
  • a liquid collection pan is placed on a lab balance beneath the slit in the
  • ends of the specimen in the longer dimension, are elevated above the center of specimen at
  • the specimen is insulted by dispensing 80 grams of liquid at a rate of 20 grams per second directed vertically downward into the center of the
  • the mass of the liquid in the collection pan is recorded and the balance tared.
  • the specimen is then removed and placed on a tissue-covered absorbent material.
  • absorbent material is composed of a mixture of 60% Favor ® 870 SAM available from

Abstract

L'invention concerne un article absorbant de soins personnels constitué d'une matière non tissée de fibres polymères creuses produite à partir de plusieurs fibres polymères creuses, et présentant un grammage se situant entre environ 8 g/m2 et environ 200 g/m2. Les fibres polymères creuses de cette matière de bande continue non tissée présentent un diamètre extérieur se situant entre environ 7 microns et environ 50 microns. Les fibres polymères creuses, selon un mode de réalisation de l'invention, sont en résine de polypropylène métallocène.
PCT/US2000/002077 1999-01-27 2000-01-27 Matiere de bande continue non tissee en fibres polymeres creuses WO2000044411A1 (fr)

Priority Applications (1)

Application Number Priority Date Filing Date Title
AU33514/00A AU3351400A (en) 1999-01-27 2000-01-27 Hollow polymer fiber nonwoven web material

Applications Claiming Priority (4)

Application Number Priority Date Filing Date Title
US11738299P 1999-01-27 1999-01-27
US60/117,382 1999-01-27
US49134100A 2000-01-26 2000-01-26
US09/491,341 2000-01-26

Publications (2)

Publication Number Publication Date
WO2000044411A1 true WO2000044411A1 (fr) 2000-08-03
WO2000044411A8 WO2000044411A8 (fr) 2001-04-05

Family

ID=26815223

Family Applications (1)

Application Number Title Priority Date Filing Date
PCT/US2000/002077 WO2000044411A1 (fr) 1999-01-27 2000-01-27 Matiere de bande continue non tissee en fibres polymeres creuses

Country Status (1)

Country Link
WO (1) WO2000044411A1 (fr)

Cited By (14)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US6642429B1 (en) 1999-06-30 2003-11-04 Kimberly-Clark Worldwide, Inc. Personal care articles with reduced polymer fibers
WO2005004769A1 (fr) * 2003-06-30 2005-01-20 The Procter & Gamble Company Articles contenant des nanofibres produites a partir de polymere a faible taux d'ecoulement en fusion
GB2420351A (en) * 2004-11-13 2006-05-24 Don & Low Ltd Microfilamentous polymeric fabric
US7238423B2 (en) 2004-12-20 2007-07-03 Kimberly-Clark Worldwide, Inc. Multicomponent fiber including elastic elements
WO2007107906A1 (fr) * 2006-03-23 2007-09-27 Kimberly-Clark Worldwide, Inc. Articles absorbants pourvus de bandes non tissees biodegradables
WO2008034613A2 (fr) * 2006-09-21 2008-03-27 Fiberweb Corovin Gmbh Non-tissé léger à propriétés mécaniques spéciales
WO2008034612A2 (fr) * 2006-09-21 2008-03-27 Fiberweb Corovin Gmbh Non-tissé léger à propriétés de barrière spéciales
EP2322703A1 (fr) * 2008-09-01 2011-05-18 Mitsui Chemicals, Inc. Tissu non tissé en fil continu
US8487156B2 (en) 2003-06-30 2013-07-16 The Procter & Gamble Company Hygiene articles containing nanofibers
EP2677074A4 (fr) * 2011-02-15 2016-12-21 Mitsui Chemicals Inc Tissu non tissé filé-lié
US9663883B2 (en) 2004-04-19 2017-05-30 The Procter & Gamble Company Methods of producing fibers, nonwovens and articles containing nanofibers from broad molecular weight distribution polymers
US9782096B2 (en) 2011-01-31 2017-10-10 Clothing Plus Mbu Oy Textile substrate for measuring physical quantity
EP3234248A4 (fr) * 2014-12-19 2018-07-11 Kimberly-Clark Worldwide, Inc. Fibres creuses fines ayant une fraction de vide élevée
US11291409B2 (en) 2014-12-03 2022-04-05 Clothing Plus Mbu Oy Device for determining effects of aging of a wearable device

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
MXPA06011347A (es) 2004-04-19 2006-12-15 Procter & Gamble Articulos que contienen nanofibras para usar como barreras.

Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO1997037065A1 (fr) * 1996-03-29 1997-10-09 Hercules Incorporated Fibres en polypropylene et articles fabriques a partir de telles fibres
WO1998036721A1 (fr) * 1997-02-21 1998-08-27 Sca Hygiene Products Ab Couche de revetement permeable au liquide destinee a un article absorbant

Patent Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO1997037065A1 (fr) * 1996-03-29 1997-10-09 Hercules Incorporated Fibres en polypropylene et articles fabriques a partir de telles fibres
WO1998036721A1 (fr) * 1997-02-21 1998-08-27 Sca Hygiene Products Ab Couche de revetement permeable au liquide destinee a un article absorbant

Cited By (28)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB2368073B (en) * 1999-06-30 2003-12-17 Kimberly Clark Co Personal care articles with reduced polymer fibers
US6642429B1 (en) 1999-06-30 2003-11-04 Kimberly-Clark Worldwide, Inc. Personal care articles with reduced polymer fibers
WO2005004769A1 (fr) * 2003-06-30 2005-01-20 The Procter & Gamble Company Articles contenant des nanofibres produites a partir de polymere a faible taux d'ecoulement en fusion
JP2007521091A (ja) * 2003-06-30 2007-08-02 ザ プロクター アンド ギャンブル カンパニー 溶融流量の低いポリマーで製造されたナノファイバーを含有する物品
US8487156B2 (en) 2003-06-30 2013-07-16 The Procter & Gamble Company Hygiene articles containing nanofibers
US8395016B2 (en) 2003-06-30 2013-03-12 The Procter & Gamble Company Articles containing nanofibers produced from low melt flow rate polymers
US10206827B2 (en) 2003-06-30 2019-02-19 The Procter & Gamble Company Hygiene articles containing nanofibers
US9663883B2 (en) 2004-04-19 2017-05-30 The Procter & Gamble Company Methods of producing fibers, nonwovens and articles containing nanofibers from broad molecular weight distribution polymers
GB2420351A (en) * 2004-11-13 2006-05-24 Don & Low Ltd Microfilamentous polymeric fabric
US7238423B2 (en) 2004-12-20 2007-07-03 Kimberly-Clark Worldwide, Inc. Multicomponent fiber including elastic elements
US7790640B2 (en) 2006-03-23 2010-09-07 Kimberly-Clark Worldwide, Inc. Absorbent articles having biodegradable nonwoven webs
WO2007107906A1 (fr) * 2006-03-23 2007-09-27 Kimberly-Clark Worldwide, Inc. Articles absorbants pourvus de bandes non tissees biodegradables
JP2010504441A (ja) * 2006-09-21 2010-02-12 ファイバーウェブ コロビン ゲーエムベーハー 特別な機械的性質を有する軽量スパンボンド不織布
WO2008034613A3 (fr) * 2006-09-21 2008-07-17 Fiberweb Corovin Gmbh Non-tissé léger à propriétés mécaniques spéciales
US7919420B2 (en) 2006-09-21 2011-04-05 Fiberweb Corovin Gmbh Lightweight spun-bonded nonwoven fabric having special barrier properties
WO2008034612A3 (fr) * 2006-09-21 2008-07-17 Fiberweb Corovin Gmbh Non-tissé léger à propriétés de barrière spéciales
WO2008034612A2 (fr) * 2006-09-21 2008-03-27 Fiberweb Corovin Gmbh Non-tissé léger à propriétés de barrière spéciales
US8138107B2 (en) 2006-09-21 2012-03-20 Fiberweb Corovin Gmbh Lightweight spun-bonded non-woven with particular mechanical properties
WO2008034613A2 (fr) * 2006-09-21 2008-03-27 Fiberweb Corovin Gmbh Non-tissé léger à propriétés mécaniques spéciales
EP2322703A1 (fr) * 2008-09-01 2011-05-18 Mitsui Chemicals, Inc. Tissu non tissé en fil continu
EP2322703A4 (fr) * 2008-09-01 2011-10-12 Mitsui Chemicals Inc Tissu non tissé en fil continu
US9782096B2 (en) 2011-01-31 2017-10-10 Clothing Plus Mbu Oy Textile substrate for measuring physical quantity
US10610118B2 (en) 2011-01-31 2020-04-07 Clothing Plus Mbu Oy Textile substrate for measuring physical quantity
EP2677074A4 (fr) * 2011-02-15 2016-12-21 Mitsui Chemicals Inc Tissu non tissé filé-lié
US9693912B2 (en) 2011-02-15 2017-07-04 Mitsui Chemicals, Inc. Spunbonded nonwoven fabrics
US11291409B2 (en) 2014-12-03 2022-04-05 Clothing Plus Mbu Oy Device for determining effects of aging of a wearable device
EP3234248A4 (fr) * 2014-12-19 2018-07-11 Kimberly-Clark Worldwide, Inc. Fibres creuses fines ayant une fraction de vide élevée
US11224546B2 (en) 2014-12-19 2022-01-18 Kimberly-Clark Worldwide, Inc. Fine hollow fibers having a high void fraction

Also Published As

Publication number Publication date
WO2000044411A8 (fr) 2001-04-05

Similar Documents

Publication Publication Date Title
AU670634B2 (en) Polymeric strands including a propylene polymer composition and nonwoven fabric and articles made therewith
US7045029B2 (en) Structured material and method of producing the same
WO2000044411A1 (fr) Matiere de bande continue non tissee en fibres polymeres creuses
US5536555A (en) Liquid permeable, quilted film laminates
EP0882148B1 (fr) Tissu etanche, elastique et respirant
AU738845B2 (en) Direct formed, mixed fiber size nonwoven fabrics
EP0969965B1 (fr) Non-tisse permeable revetu d'un film de type fibreux
KR20040103952A (ko) 표면 특징부를 갖는 부직 물질
US10946117B2 (en) Absorbent article containing a soft and durable backsheet
JP6615202B2 (ja) スパンボンド不織布及び衛生材料
US7118639B2 (en) Structured material having apertures and method of producing the same
CA2129210A1 (fr) Couche de diffusion de liquides pour articles absorbants
JP2002522648A (ja) 熱結合高伸び率不織布帛のための方法及び装置
AU2002310381A1 (en) Helically crimped, shaped, single polymer fibers and articles made therefrom
WO2001005346A9 (fr) Produit absorbent avec inhibiteur d'humidite non tisse crepe
KR20040068542A (ko) 개인 위생 제품용 커버 시트
JP4007685B2 (ja) 吸収性物品用トップシート材
JP7308223B2 (ja) 不織布積層体、並びに、伸縮性不織布積層体、繊維製品、吸収性物品及び衛生マスク
US6783837B1 (en) Fibrous creased fabrics
MXPA01007567A (en) Hollow polymer fiber nonwoven web material
US20240115432A1 (en) Nonwoven Fabric, Use of Same, and Method for Producing Nonwoven Fabric
JP2021023677A (ja) 吸収用物品
JP2019157306A (ja) 嵩高柔軟不織布
JP2019183305A (ja) 嵩高柔軟不織布

Legal Events

Date Code Title Description
AK Designated states

Kind code of ref document: A1

Designated state(s): AE AL AM AT AU AZ BA BB BG BR BY CA CH CN CR CU CZ DE DK DM EE ES FI GB GD GE GH GM HR HU ID IL IN IS JP KE KG KP KR KZ LC LK LR LS LT LU LV MA MD MG MK MN MW MX NO NZ PL PT RO RU SD SE SG SI SK SL TJ TM TR TT TZ UA UG UZ VN YU ZA ZW

AL Designated countries for regional patents

Kind code of ref document: A1

Designated state(s): GH GM KE LS MW SD SL SZ TZ UG ZW AM AZ BY KG KZ MD RU TJ TM AT BE CH CY DE DK ES FI FR GB GR IE IT LU MC NL PT SE BF BJ CF CG CI CM GA GN GW ML MR NE SN TD TG

121 Ep: the epo has been informed by wipo that ep was designated in this application
AK Designated states

Kind code of ref document: C1

Designated state(s): AE AL AM AT AU AZ BA BB BG BR BY CA CH CN CR CU CZ DE DK DM EE ES FI GB GD GE GH GM HR HU ID IL IN IS JP KE KG KP KR KZ LC LK LR LS LT LU LV MA MD MG MK MN MW MX NO NZ PL PT RO RU SD SE SG SI SK SL TJ TM TR TT TZ UA UG UZ VN YU ZA ZW

AL Designated countries for regional patents

Kind code of ref document: C1

Designated state(s): GH GM KE LS MW SD SL SZ TZ UG ZW AM AZ BY KG KZ MD RU TJ TM AT BE CH CY DE DK ES FI FR GB GR IE IT LU MC NL PT SE BF BJ CF CG CI CM GA GN GW ML MR NE SN TD TG

CFP Corrected version of a pamphlet front page
CR1 Correction of entry in section i

Free format text: PAT. BUL. 31/2000 UNDER (30) REPLACE "NOT FURNISHED" BY "09/491341"

REG Reference to national code

Ref country code: DE

Ref legal event code: 8642

WWE Wipo information: entry into national phase

Ref document number: PA/a/2001/007567

Country of ref document: MX

122 Ep: pct application non-entry in european phase
DFPE Request for preliminary examination filed prior to expiration of 19th month from priority date (pct application filed before 20040101)