EP2334852B1 - Fibre superabsorbante à deux composants - Google Patents

Fibre superabsorbante à deux composants Download PDF

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Publication number
EP2334852B1
EP2334852B1 EP09748020.6A EP09748020A EP2334852B1 EP 2334852 B1 EP2334852 B1 EP 2334852B1 EP 09748020 A EP09748020 A EP 09748020A EP 2334852 B1 EP2334852 B1 EP 2334852B1
Authority
EP
European Patent Office
Prior art keywords
component
superabsorbent
sap
surface structure
fiber according
Prior art date
Legal status (The legal status 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 status listed.)
Active
Application number
EP09748020.6A
Other languages
German (de)
English (en)
Other versions
EP2334852A1 (fr
Inventor
Kay Bernhard
Jörg Dahringer
Michael Klanert
Werner Stefani
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.)
Trevira GmbH
Original Assignee
Trevira GmbH
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 Trevira GmbH filed Critical Trevira GmbH
Publication of EP2334852A1 publication Critical patent/EP2334852A1/fr
Application granted granted Critical
Publication of EP2334852B1 publication Critical patent/EP2334852B1/fr
Active legal-status Critical Current
Anticipated expiration legal-status Critical

Links

Classifications

    • 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
    • D01F8/00—Conjugated, i.e. bi- or multicomponent, artificial filaments or the like; Manufacture thereof
    • D01F8/04—Conjugated, i.e. bi- or multicomponent, artificial filaments or the like; Manufacture thereof from synthetic polymers
    • D01F8/06—Conjugated, i.e. bi- or multicomponent, artificial filaments or the like; Manufacture thereof from synthetic polymers with at least one polyolefin as constituent
    • 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
    • D01F1/00—General methods for the manufacture of artificial filaments or the like
    • D01F1/02—Addition of substances to the spinning solution or to the melt
    • D01F1/10—Other agents for modifying properties
    • 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
    • D01F8/00—Conjugated, i.e. bi- or multicomponent, artificial filaments or the like; Manufacture thereof
    • D01F8/04—Conjugated, i.e. bi- or multicomponent, artificial filaments or the like; Manufacture thereof from synthetic polymers
    • D01F8/14—Conjugated, i.e. bi- or multicomponent, artificial filaments or the like; Manufacture thereof from synthetic polymers with at least one polyester as constituent
    • Y—GENERAL 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
    • Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
    • Y10T428/00—Stock material or miscellaneous articles
    • Y10T428/13—Hollow or container type article [e.g., tube, vase, etc.]
    • Y10T428/1352—Polymer or resin containing [i.e., natural or synthetic]
    • Y10T428/1362—Textile, fabric, cloth, or pile containing [e.g., web, net, woven, knitted, mesh, nonwoven, matted, etc.]
    • Y—GENERAL 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
    • Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
    • Y10T428/00—Stock material or miscellaneous articles
    • Y10T428/249921—Web or sheet containing structurally defined element or component
    • Y—GENERAL 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
    • Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
    • Y10T428/00—Stock material or miscellaneous articles
    • Y10T428/29—Coated or structually defined flake, particle, cell, strand, strand portion, rod, filament, macroscopic fiber or mass thereof
    • Y10T428/2913—Rod, strand, filament or fiber
    • Y10T428/2927—Rod, strand, filament or fiber including structurally defined particulate matter
    • Y—GENERAL 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
    • Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
    • Y10T442/00—Fabric [woven, knitted, or nonwoven textile or cloth, etc.]
    • Y10T442/60—Nonwoven fabric [i.e., nonwoven strand or fiber material]
    • Y10T442/608—Including strand or fiber material which is of specific structural definition

Definitions

  • SAP crosslinked polymers of acrylic acid are referred to, which are capable of many times their own weight-up to 1000 times to absorb liquids (eg water or body fluids) to form a gel and store under pressure too can.
  • liquids eg water or body fluids

Landscapes

  • Engineering & Computer Science (AREA)
  • Chemical & Material Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • General Chemical & Material Sciences (AREA)
  • Textile Engineering (AREA)
  • Manufacturing & Machinery (AREA)
  • Multicomponent Fibers (AREA)
  • Nonwoven Fabrics (AREA)
  • Absorbent Articles And Supports Therefor (AREA)
  • Packages (AREA)
  • Artificial Filaments (AREA)
  • Wrappers (AREA)

Claims (13)

  1. Fibre à bicomposants super-absorbante, le composant A contenant au moins un polymère thermoplastique et le composant B contenant un composite d'au moins un polymère thermoplastique de base et au moins un polymère super-absorbant (PSA) caractérisée en ce que
    - le point de fusion de la matière thermoplastique contenue dans le composant A est plus élevé d'au moins 20°C que le point de fusion de la matière thermoplastique contenue dans le composant B,
    - la grosseur de grain moyenne du PSA est de 0,5 à 10 µm,
    - le composite comporte une part en PSA de 0,5 à 40 % en poids et
    - la part en PSA d'une grosseur de grain supérieure à 15 µm s'élève à un maximum de 1 % en poids.
  2. Fibre à bicomposants super-absorbante selon la revendication 1, caractérisée en ce qu'elle comporte une structure âme/enveloppe, le composant A étant contenu dans l'âme et le composant B étant contenu dans l'enveloppe.
  3. Fibre à bicomposants super-absorbante selon la revendication 1 ou la revendication 2, caractérisée en ce que la grosseur de grain moyenne du PSA s'élève à de 1 µm à 10 µm, notamment à de 1 µm à 5 µm.
  4. Fibre à bicomposants super-absorbante selon au moins l'une quelconque des revendications 1 à 3, caractérisée en ce que le composant B comporte une part en PSA de 1 à 35 % en poids, notamment de 5 à 30 % en poids.
  5. Fibre à bicomposants super-absorbante selon au moins l'une quelconque des revendications 1 à 4, caractérisée en ce que le composant A est en polyester susceptible d'être filé à chaud et le polymère de base du composant B est en polyéthylène.
  6. Fibre à bicomposants super-absorbante selon la revendication 5, caractérisée en ce que le composant A est en polyéthylène téréphtalate.
  7. Procédé destiné à fabriquer la fibre à bicomposants super-absorbante selon la revendication 1, caractérisé en ce qu'on met à disposition le composant A et le composant B, on les file en filaments à bicomposants par coextrusion, on les étire, on les crêpe, on les fixe et/ou on les coupe à la longueur souhaitée.
  8. Structure textile en nappe contenant la fibre à bicomposants super-absorbante selon la revendication 1.
  9. Structure textile en nappe selon la revendication 8, caractérisée en ce qu'il s'agit d'un non-tissé.
  10. Utilisation de la structure textile en nappe selon la revendication 8 ou la revendication 9 pour des produits d'hygiène.
  11. Utilisation de la structure textile en nappe selon la revendication 10 pour des couches.
  12. Utilisation de la structure textile en nappe selon la revendication 10 pour des bandes hygiéniques ou des protège-slips.
  13. Utilisation de la structure textile en nappe selon la revendication 8 ou la revendication 9 pour des emballages spéciaux de produits alimentaires et pour des emballages de liquides.
EP09748020.6A 2008-10-11 2009-10-06 Fibre superabsorbante à deux composants Active EP2334852B1 (fr)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
DE200810051430 DE102008051430A1 (de) 2008-10-11 2008-10-11 Superabsorbierende Bikomponentenfaser
PCT/EP2009/007160 WO2010040500A1 (fr) 2008-10-11 2009-10-06 Fibre superabsorbante à deux composants

Publications (2)

Publication Number Publication Date
EP2334852A1 EP2334852A1 (fr) 2011-06-22
EP2334852B1 true EP2334852B1 (fr) 2016-03-30

Family

ID=41565918

Family Applications (1)

Application Number Title Priority Date Filing Date
EP09748020.6A Active EP2334852B1 (fr) 2008-10-11 2009-10-06 Fibre superabsorbante à deux composants

Country Status (6)

Country Link
US (1) US20110195214A1 (fr)
EP (1) EP2334852B1 (fr)
JP (2) JP5882057B2 (fr)
DE (2) DE102008051430A1 (fr)
DK (1) DK2334852T3 (fr)
WO (1) WO2010040500A1 (fr)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN111058108A (zh) * 2019-12-24 2020-04-24 江苏恒力化纤股份有限公司 用于针织的自卷曲弹性混纤丝及其制备方法

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP2711754A1 (fr) * 2012-09-20 2014-03-26 Draka Comteq B.V. Élément gonflable dans l'eau pour câbles à fibres optiques
KR20160137641A (ko) * 2014-04-01 2016-11-30 코드사 글로벌 엔두스트리옐 이플릭 베 코드 베지 사나위 베 티카레트 아노님 시르케티 복합 폴리에틸렌 나프탈레이트 물질로부터의 산업용 얀 제조를 위한 시스템
CN107227495A (zh) * 2017-05-27 2017-10-03 四川双龙实业有限公司 一种高效涤纶原料的制备工艺
JP7158840B2 (ja) * 2017-10-24 2022-10-24 ロレアル ターゲットゾーンに塗布された配合物の移動を制限する機能を有するシート状の基材、およびそれを使用して製造されたシート状の化粧製品

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JPH09241926A (ja) * 1996-03-01 1997-09-16 Unitika Ltd 水産資材用繊維及び漁網
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Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN111058108A (zh) * 2019-12-24 2020-04-24 江苏恒力化纤股份有限公司 用于针织的自卷曲弹性混纤丝及其制备方法

Also Published As

Publication number Publication date
DK2334852T3 (en) 2016-05-17
DE202008017741U1 (de) 2010-05-12
US20110195214A1 (en) 2011-08-11
JP2015028235A (ja) 2015-02-12
JP5882057B2 (ja) 2016-03-09
JP2012505317A (ja) 2012-03-01
WO2010040500A1 (fr) 2010-04-15
EP2334852A1 (fr) 2011-06-22
DE102008051430A1 (de) 2010-04-15

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