CA2697023A1 - An elastic composite, and a system and method for making the elastic composite - Google Patents

An elastic composite, and a system and method for making the elastic composite Download PDF

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Publication number
CA2697023A1
CA2697023A1 CA2697023A CA2697023A CA2697023A1 CA 2697023 A1 CA2697023 A1 CA 2697023A1 CA 2697023 A CA2697023 A CA 2697023A CA 2697023 A CA2697023 A CA 2697023A CA 2697023 A1 CA2697023 A1 CA 2697023A1
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CA
Canada
Prior art keywords
web
elastic
applying
strand
plane
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Granted
Application number
CA2697023A
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French (fr)
Other versions
CA2697023C (en
Inventor
Anne Smid
Patrick King Yu Tsang
Andrew C. Wright
William S. Sayers
Kuo-Shu Edward Chang (Deceased)
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
DSG Technology Holdings Ltd Great Britain
Original Assignee
Dsg Technology Holdings Ltd
Anne Smid
Patrick King Yu Tsang
Andrew C. Wright
William S. Sayers
Kuo-Shu Edward Chang (Deceased)
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Publication date
Application filed by Dsg Technology Holdings Ltd, Anne Smid, Patrick King Yu Tsang, Andrew C. Wright, William S. Sayers, Kuo-Shu Edward Chang (Deceased) filed Critical Dsg Technology Holdings Ltd
Publication of CA2697023A1 publication Critical patent/CA2697023A1/en
Application granted granted Critical
Publication of CA2697023C publication Critical patent/CA2697023C/en
Active legal-status Critical Current
Anticipated expiration legal-status Critical

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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
    • B32B37/00—Methods or apparatus for laminating, e.g. by curing or by ultrasonic bonding
    • B32B37/14—Methods or apparatus for laminating, e.g. by curing or by ultrasonic bonding characterised by the properties of the layers
    • B32B37/144—Methods or apparatus for laminating, e.g. by curing or by ultrasonic bonding characterised by the properties of the layers using layers with different mechanical or chemical conditions or properties, e.g. layers with different thermal shrinkage, layers under tension during bonding
    • 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
    • A61F13/4902—Form-fitting, self-adjusting disposable diapers with elastic means characterised by the elastic material
    • 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
    • B32B38/00—Ancillary operations in connection with laminating processes
    • B32B38/18—Handling of layers or the laminate
    • B32B38/1875—Tensioning
    • 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
    • B32B5/08—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 the fibres or filaments of a layer being of different substances, e.g. conjugate fibres, mixture of different 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
    • 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
    • B32B5/12—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 characterised by the relative arrangement of fibres or filaments of different layers, e.g. the fibres or filaments being parallel or perpendicular to each other
    • 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
    • D—TEXTILES; PAPER
    • D04—BRAIDING; LACE-MAKING; KNITTING; TRIMMINGS; NON-WOVEN FABRICS
    • D04H—MAKING TEXTILE FABRICS, e.g. FROM FIBRES OR FILAMENTARY MATERIAL; FABRICS MADE BY SUCH PROCESSES OR APPARATUS, e.g. FELTS, NON-WOVEN FABRICS; COTTON-WOOL; WADDING ; NON-WOVEN FABRICS FROM STAPLE FIBRES, FILAMENTS OR YARNS, BONDED WITH AT LEAST ONE WEB-LIKE MATERIAL DURING THEIR CONSOLIDATION
    • D04H13/00—Other non-woven fabrics
    • 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
    • B32B2555/02—Diapers or napkins

Abstract

In one aspect, a method of making an elastic composite for incorporation into a disposable absorbent garment, textile or fabric structure, and the like is provided. The method comprises the steps of: conveying a first web of material along a first web plane moving path; conveying a second web of material along a second web plane moving path generally parallel with the first web plane moving direction; and applying a section of a continuous strand of elastic element onto both the first web and the second web along a direction generally transverse to the web plane moving paths.

Claims (48)

1. A method of making an elastic composite for incorporation into a disposable absorbent garment, textile or fabric structure, and the like, said method comprising the steps of:
conveying a first web of material along a first web plane moving path;
conveying a second web of material along a second web plane moving path generally parallel with the first web plane moving direction; and applying a section of a continuous strand of elastic element onto both the first web and the second web along a direction generally transverse to the web plane moving paths.
2. The method of claim 1, wherein the first and second webs being conveyed along the first and second web plane moving paths, respectively, are spaced laterally apart such that the section of elastic strand is applied generally linearly along a transverse line extending across the first web and the second web.
3. The method of claim 1, wherein said conveying steps include positioning the first and second webs such that the first and second webs are generally coplanar about sections whereupon the section of continuous strand is applied.
4. The method of claim 1, further comprising the steps of:
spinning the section of elastic strand generally about a plane;
wherein said conveying steps includes conveying the first and second webs of material along the web plane moving paths such that the first and second webs are spaced laterally apart and intersect the plane, thereby applying the section of elastic strand onto the first web and the second web.
5. The method of claim 4, wherein the section of elastic strand is spun about the plane in a reciprocal pattern to periodically apply the section of elastic strand onto the first and second webs, thereby applying a plurality of elastic elements onto the first and second webs.
6. The method of claim 5, wherein the plurality of elastic elements are applied in generally parallel relation on the first and second webs.
7. The method of claim 6, wherein the section of elastic strand is applied generally perpendicular to the web plane moving paths.
8. The method of claim 5, further comprising the step of applying a matching web of material onto each of first and second webs having a plurality of elastic elements applied thereon, thereby providing a web of elastic composite comprising at least two layers of material and a plurality of elastic strands sandwiched therebetween.
9. The method of claim 5, further comprising the step of applying a single matching web of material onto both first and second webs having a plurality of elastic elements applied thereon, thereby providing a web of elastic composite comprising a single layer of matching web, laterally spaced layers of first and second webs, and a plurality of elastic strands sandwiched therebetween.
10. The method of claim 5, further comprising the step of cutting the elastic strand between the first and second webs, thereby providing a web substrate having a pair of spaced apart longitudinally-extending elasticized regions and a non-elasticized region therebetween.
11. The method of claim 5, further comprising the step of cutting each applied section of elastic element proximate each lateral side edge of the first and second web, thereby separating each section from the continuous strand and leaving a segmented elastic element on the first and second webs.
12. The method of claim 4, wherein each of the first and second webs is moved by a conveying platform that intersects the plane of the moving section of elastic strand, the method further comprising the steps of first conveying the first and second webs on inward faces of the platforms in an initial web plane moving direction and then redirecting the webs to outward faces of the platform and along a second web plane moving direction opposite the first web plane moving direction upon reaching one end of the platforms.
13. The method of claim 12, further comprising the steps of conveying a third web of material spaced generally perpendicular from the first web and a fourth web of material spaced generally perpendicular from the second web, each of the third and fourth webs being moved along web plane moving paths generally parallel with the first and second web plane moving paths, and wherein said applying step applies a section of elastic strand onto the first, second, third and fourth webs along directions generally transverse to said web moving direction.
14. The method of claim 1, further comprising the step of applying a matching web of material onto the first and second webs after said applying step, thereby providing a web of elastic composite comprising a single layer of matching web, laterally spaced layers of first and second webs, and a plurality of elastic strands sandwiched therebetween.
15. The method of claim 14, further comprising the step of cutting the applied elastic strand between the first and second webs, thereby providing a web substrate having a pair of spaced apart longitudinally-extending elasticized regions and a non-elasticized region therebetween, and wherein said step of applying a matching web includes providing a fold centrally along the single matching web, said method further comprising the step of unfolding the central fold after said cutting step to reveal a central non-elasticized region.
16. A system for making an elastic composite for incorporation into a disposable absorbent garment, textile, or fabric structure, and the like, said system comprising:
a first web moving platform for moving a first web thereon; and a second web moving platform for moving a second web thereon; and a spinning head for applying a section of a first continuous elastic strand about said web platforms and the first web and the second web being moved therealong, said spinning head being positioned about said first and second web moving platforms to spin the section of elastic about a plane intersecting the first and second webs moving therealong; and wherein said first and second web moving platforms are spaced laterally apart.
17. The system of claim 16, further comprising a third web moving platform for moving a third web thereon and a fourth web moving platform for moving a fourth web thereon, wherein said third platform is spaced below said first platforms, said fourth platform is spaced below said second platform, and said third platform is spaced laterally from said fourth platform; and wherein said spinning head is positioned about said first, second, third, and fourth platforms to spin said section of elastic about said plane intersecting each of said webs and applying elastic thereto.
18. The system of claim 17, wherein said platforms are adapted for reciprocal motion such that the first or second web is initially moved in a first direction then moved in a second direction opposite the first direction, each web being exposed to application of the section of elastic strand while moving in the second direction.
19. The system of claim 16, wherein each said web moving platform includes a continuous movable belt.
20. The system of claim 16, further comprising:

a first source of the first web of material;
a second source of the second web of material; and a folding assembly operatively positioned between said sources of said first and second webs and said platforms, said folding assembly being adapted to folding side edges of said webs to create folded flaps prior to the webs being directed to the plane.
21. The system of claim 16, further comprising:
an input source of a third web of material; and a conveying assembly for conveying said third web toward the first and second webs after said elastic strand is applied along the first and second webs, thereby creating a web substrate of a first and second web, a third web, and a plurality of elastic elements sandwiched therebetween.
22. The system of claim 16, wherein said spinning head includes a drum having a dispenser for dispensing the continuous elastic strand, said drum being generally positioned about said web conveyor assembly to define a plane therethrough.
23. A method of making an elastic composite, said method comprising the steps of:
conveying a first web, whereby the first web moves along a predefined path;
applying a first section of a first elastic strand onto the first web and generally transversely to the moving web;
applying a second section of a second elastic strand onto the first web and generally transversely to the moving web; and repeating said applying steps while performing said conveying step, thereby arranging a plurality of first and second elastic elements on the first web, in generally parallel relation to one another.
24. The method of claim 23, wherein each of said applying steps includes spinning the first or second sections about an elastic applying plane that intersects the predefined path, the method further comprising feeding each of the first and second elastic strands from a source spaced from the elastic applying plane, whereby a continuous strand is directed linearly from the source to the elastic applying plane.
25. The method of claim 23, wherein the first and second sections of elastic strand are applied to the first web by spinning the sections about an elastic applying plane that intersects the moving web.
26. The method of claim 25, further comprising feeding a first continuous strand of a first elastic strand having the first section, from a first direction toward the elastic applying plane and feeding a second continuous strand of a second elastic having thed second section, from a second direction toward the elastic applying plane.
27. The method of claim 26, wherein each of the first and second continuous strands are directed centrally toward one of the elastic applying planes.
28. The method of claim 26, wherein said spinning includes operating a spinning head to spin the sections about the plane and wherein each of the first and second continuous strands are directed to the spinning head from a source spaced from and supported independently of the spinning head.
29. The method of claim 23, wherein each said applying steps include spinning the first and second elastic strands about a plane simultaneously with said conveying step, whereby the plane intersects the moving web and whereby said first and second sections are applied simultaneously onto the first web in side by side generally parallel relation.
30. The method of claim 23, wherein said applying steps include alternately applying sections of first and second elastic strands on the web.
31. The method of claim 23, further comprising spinning sections of two separate continuous strands to effect said applying steps, such that a pair of spaced apart sections of elastic element is applied onto the first web within each spin revolution, and wherein said spinning and applying steps are repeated to apply a plurality of pairs of elastic elements on the first web in spaced apart, generally parallel relation.
32. The method of claim 23, wherein the first section is fed by a first continuous elastic strand and the second section is fed by a second continuous elastic strand independent of the first continuous strand.
33. The method of claim 23, wherein said applying steps are performed to provide a distribution of alternating first and second elastic elements on the first web, whereby the pitch between successive pairs of first and second elastic elements is alternated between a first pitch and a second pitch.
34. The method of claim 23, wherein the sections of elastic element are moved about a plane intersecting a web plane path of the first web in a reciprocal pattern to periodically apply the sections of elastic element onto the first web, thereby applying a plurality of elastic strands onto the first web, wherein the elastic strands are applied in generally parallel relation on the first web, said method further comprising the steps of:
cutting each applied section of elastic element at opposing ends applied proximate the lateral side edges of the first web, thereby providing a plurality of distinct elastic elements on the first web; and applying a second web of material onto the first web having a plurality of elastic elements applied thereon, thereby providing a web of elastic composite comprising of at least two layers of material and a plurality of elastic strands sandwiched therebetween.
35. The method of claim 23, further comprising the step of conveying a second web spaced apart from the first web and along a second web plane path that is generally parallel with a web plane path of the first moving web, whereby said applying steps applies elastic elements on outward faces of the first and second webs of material.
36. A system for making an elastic composite for incorporation into a disposable absorbent garment, said system comprising:
a source of a first web of material;
a web conveyor including a first web moving platform for moving the first web thereon along a first web plane path; and a spinning head for applying a section of a first continuous elastic strand and a section of a second continuous elastic strand about said web conveyor and a first web being moved thereon, said spinning head being positioned such that a first web being conveyed on said platform is movable into the path of each of the two sections of elastic strand being spun by said spinning head to apply the two sections thereon.
37. The system of claim 36, wherein said platform is adapted for reciprocal motion such that the first web is initially moved in a first direction then moved in a second direction opposite of the first direction motion for application of the two sections of elastic strand.
38. The system of claim 36, further comprising a first source feed of the first elastic strand and a second source feed of the second elastic strand, wherein said first and second source feeds are directed from opposite directions toward said spinning head.
39. The system of claim 38, wherein said spinning head includes a first strand dispenser for receiving the first elastic strand and dispensing the first section and a second strand dispenser for receiving the second elastic strand and dispensing the second section, said strand dispensers being spinnable about said conveyor.
40. The system of claim 39, wherein said spinning head is positioned for spinning the first and second sections about a plane transversely intersecting the first web moving along said first web moving platform along a linear intersection generally perpendicular to the first web plane path.
41. The system of claim 38, wherein the first source feed is spaced laterally from the spinning head to direct a continuous first elastic strand linearly between the first source feed and the spinning head; and wherein the second source feed is spaced laterally from the spinning head to direct a continuous second elastic strand linearly between the second source feed and the spinning head assembly.
42. The system of claim 41, wherein the continuous strands are directed generally centrally toward a center axis of the spinning head.
43. A method of making an elastic composite, said method comprising the steps of:
conveying a first web of material along a moving direction;
feeding a first continuous strand of a first elastic strand from a first direction;
feeding a second continuous strand of a second elastic from a second direction;
spinning a first section of the first elastic strand onto a moving first web and generally transversely to the moving first web;
spinning a second section of the second elastic strand onto the moving first web and generally transversely to the moving first web; and repeating said spinning steps while performing said conveying step, thereby arranging a plurality of first and second elastic elements on the first web, in generally parallel relation to one another; and wherein each of the first and second sections of elastic strand is applied to the first web by spinning the section about an elastic applying plane that intersects the moving first web and the first and second directions.
44. The method of claim 43, wherein said spinning steps include alternately applying sections of first and second elastic strands on the web; and wherein the spinning and conveying steps are performed such that a pair of spaced apart sections of elastic element is applied onto the first web within each spin revolution, and wherein said spinning steps are repeated to apply a plurality of pairs of elastic elements on the first web in spaced apart, generally parallel relation.
45. The method of claim 43, wherein said spinning steps are performed to provide a distribution of alternating first arid second elastic elements on the first web, whereby the pitch between successive pairs of first and second elastic elements is alternated between a first pitch and a second pitch.
46. The method of claim 43, wherein said spinning steps are performed by operating a spinning head positioned about the moving first web, the feeding steps including directing a continuous first and second elastic strand from a first or second feed source toward the spinning head assembly, whereby the elastic strand is supported about the spinning head for less than one turn.
47 a first source of the first web of material;
a second source of the second web of material; and a folding assembly operatively positioned between said sources of said first and second webs and said platforms, said folding assembly being adapted to folding side edges of said webs to create folded flaps prior to the webs being directed to the plane.
21. The system of claim 16, further comprising:
an input source of a third web of material; and a conveying assembly for conveying said third web toward the first and second webs after said elastic strand is applied along the first and second webs, thereby creating a web substrate of a first and second web, a third web, and a plurality of elastic elements sandwiched therebetween.
22. The system of claim 16, wherein said spinning head includes a drum having a dispenser for dispensing the continuous elastic strand, said drum being generally positioned about said web conveyor assembly to define a plane therethrough.
23. A method of making an elastic composite, said method comprising the steps of:
conveying a first web, whereby the first web moves along a predefined path;
applying a first section of a first elastic strand onto the first web and generally transversely to the moving web;
applying a second section of a second elastic strand onto the first web and generally transversely to the moving web;
repeating said applying steps while performing said conveying step, thereby arranging a plurality of first and second elastic elements on the first web, in generally parallel relation to one another; and wherein each of said applying steps includes spinning the first or second sections about an elastic applying plane that intersects the predefined path, the method further comprising feeding each of the first and second elastic strands from a source spaced from the elastic applying plane, whereby a continuous strand is directed linearly from the source to the elastic applying plane.
24. (Cancelled)
48 34. The method of claim 23, wherein the sections of elastic element are moved about a plane intersecting a web plane path of the first web in a reciprocal pattern to periodically apply the sections of elastic element onto the first web, thereby applying a plurality of elastic strands onto the first web, wherein the elastic strands are applied in generally parallel relation on the first web, said method further comprising the steps of:
cutting each applied section of elastic element at opposing ends applied proximate the lateral side edges of the first web, thereby providing a plurality of distinct elastic elements on the first web; and applying a second web of material onto the first web having a plurality of elastic elements applied thereon, thereby providing a web of elastic composite comprising of at least two layers of material and a plurality of elastic strands sandwiched therebetween.
35. The method of claim 23, further comprising the step of conveying a second web spaced apart from the first web and along a second web plane path that is generally parallel with a web plane path of the first moving web, whereby said applying steps applies elastic elements on outward faces of the first and second webs of material.
36. A system for making an elastic composite for incorporation into a disposable absorbent garment, said system comprising:
a source of a first web of material;
a web conveyor including a first web moving platform for moving the first web thereon along a first web plane path;
a spinning head for applying a section of a first continuous elastic strand and a section of a second continuous elastic strand about said web conveyor and a first web being moved thereon, said spinning head being positioned such that a first web being conveyed on said platform is movable into the path of each of the two sections of elastic strand being spun by said spinning head to apply the two sections thereon; and a first source feed of the first elastic strand and a second source feed of the second elastic strand, wherein said first and second source feeds are directed from opposite directions toward said spinning head.
37. The system of claim 36, wherein said platform is adapted for reciprocal motion such that the first web is initially moved in a first direction then moved in a second direction opposite of the first direction motion for application of the two sections of elastic strand.
38. (Cancelled)
CA2697023A 2007-08-22 2007-08-22 An elastic composite, and a system and method for making the elastic composite Active CA2697023C (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
PCT/US2007/018576 WO2009025643A1 (en) 2007-08-22 2007-08-22 An elastic composite, and a system and method for making the elastic composite

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Publication Number Publication Date
CA2697023A1 true CA2697023A1 (en) 2009-02-26
CA2697023C CA2697023C (en) 2014-07-08

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Application Number Title Priority Date Filing Date
CA2697023A Active CA2697023C (en) 2007-08-22 2007-08-22 An elastic composite, and a system and method for making the elastic composite

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MX (1) MX337926B (en)
WO (1) WO2009025643A1 (en)

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DK136082B (en) * 1969-10-08 1977-08-08 Erik Soelbeck Method and apparatus for making nets and other non-woven articles of intersecting longitudinal and transverse threads.
US5338382A (en) * 1992-08-10 1994-08-16 Ultrafab Inc. Fabrication of pile weatherstripping having fins
US20040026042A1 (en) * 2000-04-17 2004-02-12 Edwards Mark Stephen Method and apparatus for making bristle subassemblies
US6855223B2 (en) * 2001-11-14 2005-02-15 The Procter & Gamble Company Method of manufacturing an elasticized composite material
EP1699419B1 (en) * 2003-12-24 2015-09-30 DSG Technology Holdings Ltd. An elastic composite for a disposable absorbent garment, and a system and process for making the elastic composite and a garment having the elastic composite

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MX337926B (en) 2016-03-28
WO2009025643A1 (en) 2009-02-26
CA2697023C (en) 2014-07-08
MX2010002055A (en) 2010-03-25

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