AU2021249344B2 - Nonwoven fabric laminate, cover sheet, and absorbent article - Google Patents

Nonwoven fabric laminate, cover sheet, and absorbent article Download PDF

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Publication number
AU2021249344B2
AU2021249344B2 AU2021249344A AU2021249344A AU2021249344B2 AU 2021249344 B2 AU2021249344 B2 AU 2021249344B2 AU 2021249344 A AU2021249344 A AU 2021249344A AU 2021249344 A AU2021249344 A AU 2021249344A AU 2021249344 B2 AU2021249344 B2 AU 2021249344B2
Authority
AU
Australia
Prior art keywords
crimped
nonwoven fabric
layered body
surface layer
fiber
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
AU2021249344A
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English (en)
Other versions
AU2021249344A1 (en
Inventor
Sho IIHAMA
Koichi Shimada
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.)
Mitsui Chemicals Asahi Life Materials Co Ltd
Original Assignee
Mitsui Chemicals Asahi Life Materials Co Ltd
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 Mitsui Chemicals Asahi Life Materials Co Ltd filed Critical Mitsui Chemicals Asahi Life Materials Co Ltd
Publication of AU2021249344A1 publication Critical patent/AU2021249344A1/en
Application granted granted Critical
Publication of AU2021249344B2 publication Critical patent/AU2021249344B2/en
Assigned to Mitsui Chemicals Asahi Life Materials Co. Ltd. reassignment Mitsui Chemicals Asahi Life Materials Co. Ltd. Request for Assignment Assignors: MITSUI CHEMICALS, INC.
Active legal-status Critical Current
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Classifications

    • 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
    • D04H3/016—Non-woven fabrics formed wholly or mainly of yarns or like filamentary material of substantial length characterised by the fineness
    • 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
    • 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
    • B32B3/00—Layered products comprising a layer with external or internal discontinuities or unevennesses, or a layer of non-planar shape; Layered products comprising a layer having particular features of form
    • B32B3/26—Layered products comprising a layer with external or internal discontinuities or unevennesses, or a layer of non-planar shape; Layered products comprising a layer having particular features of form characterised by a particular shape of the outline of the cross-section of a continuous layer; characterised by a layer with cavities or internal voids ; characterised by an apertured layer
    • B32B3/28—Layered products comprising a layer with external or internal discontinuities or unevennesses, or a layer of non-planar shape; Layered products comprising a layer having particular features of form characterised by a particular shape of the outline of the cross-section of a continuous layer; characterised by a layer with cavities or internal voids ; characterised by an apertured layer characterised by a layer comprising a deformed thin sheet, i.e. the layer having its entire thickness deformed out of the plane, e.g. corrugated, crumpled
    • 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
    • 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
    • B32B5/024—Woven fabric
    • 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
    • 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
    • B32B5/265—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 characterised by one fibrous or filamentary layer being a non-woven fabric layer
    • B32B5/266—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 characterised by one fibrous or filamentary layer being a non-woven fabric layer next to one or more non-woven fabric layers
    • B32B5/267—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 characterised by one fibrous or filamentary layer being a non-woven fabric layer next to one or more non-woven fabric layers characterised by at least one non-woven fabric layer that is a spunbonded fabric
    • 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
    • B32B7/00—Layered products characterised by the relation between layers; Layered products characterised by the relative orientation of features between layers, or by the relative values of a measurable parameter between layers, i.e. products comprising layers having different physical, chemical or physicochemical properties; Layered products characterised by the interconnection of layers
    • B32B7/02—Physical, chemical or physicochemical properties
    • 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
    • D04H3/018—Non-woven fabrics formed wholly or mainly of yarns or like filamentary material of substantial length characterised by the shape
    • 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
    • B32B2250/00—Layers arrangement
    • B32B2250/20—All layers being fibrous or filamentary
    • 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
    • B32B2260/00—Layered product comprising an impregnated, embedded, or bonded layer wherein the layer comprises an impregnation, embedding, or binder material
    • B32B2260/02—Composition of the impregnated, bonded or embedded layer
    • B32B2260/021—Fibrous or filamentary layer
    • B32B2260/023—Two or more layers
    • 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
    • B32B2260/00—Layered product comprising an impregnated, embedded, or bonded layer wherein the layer comprises an impregnation, embedding, or binder material
    • B32B2260/04—Impregnation, embedding, or binder material
    • B32B2260/046—Synthetic resin
    • 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
    • B32B2307/718—Weight, e.g. weight per square meter
    • 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

Landscapes

  • Engineering & Computer Science (AREA)
  • Textile Engineering (AREA)
  • Nonwoven Fabrics (AREA)
  • Absorbent Articles And Supports Therefor (AREA)
  • Laminated Bodies (AREA)
AU2021249344A 2020-03-31 2021-03-26 Nonwoven fabric laminate, cover sheet, and absorbent article Active AU2021249344B2 (en)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
JP2020-065275 2020-03-31
JP2020065275 2020-03-31
PCT/JP2021/012946 WO2021200682A1 (ja) 2020-03-31 2021-03-26 不織布積層体、被覆シート及び吸収性物品

Publications (2)

Publication Number Publication Date
AU2021249344A1 AU2021249344A1 (en) 2022-10-27
AU2021249344B2 true AU2021249344B2 (en) 2023-11-09

Family

ID=77928933

Family Applications (1)

Application Number Title Priority Date Filing Date
AU2021249344A Active AU2021249344B2 (en) 2020-03-31 2021-03-26 Nonwoven fabric laminate, cover sheet, and absorbent article

Country Status (7)

Country Link
US (1) US20230119832A1 (https=)
EP (1) EP4112796A4 (https=)
JP (1) JP7461460B2 (https=)
KR (1) KR102864399B1 (https=)
CN (1) CN115349039B (https=)
AU (1) AU2021249344B2 (https=)
WO (1) WO2021200682A1 (https=)

Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2002061192A1 (fr) * 2001-01-29 2002-08-08 Mitsui Chemicals, Inc. Tissus non tisses de fibres crepees par enroulement et stratifies correspondants
JP2016141929A (ja) * 2015-02-04 2016-08-08 ライフェンホイザー・ゲゼルシャフト・ミト・ベシュレンクテル・ハフツング・ウント・コンパニー・コマンデイトゲゼルシャフト・マシイネンファブリーク 積層体の製造方法および積層体
JP2018145544A (ja) * 2017-03-02 2018-09-20 旭化成株式会社 バリア性に優れた嵩高性複合長繊維不織布
WO2019146726A1 (ja) * 2018-01-24 2019-08-01 旭化成株式会社 偏心鞘芯型複合繊維を少なくとも片方の面に用いた複合長繊維不織布
JP2019131946A (ja) * 2018-01-31 2019-08-08 ファイバーテクス・パーソナル・ケア・アクティーゼルスカブ 捲縮した微細繊維を含む、均一性が改善されたスパンボンド不織布

Family Cites Families (13)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE3940264A1 (de) * 1989-12-06 1991-06-13 Hoechst Ag Zwei- oder mehrschichtiges vliesstoffmaterial, insbesondere mit langzeitfiltereigenschaften, sowie verfahren zu seiner herstellung
US5540976A (en) * 1995-01-11 1996-07-30 Kimberly-Clark Corporation Nonwoven laminate with cross directional stretch
US6410138B2 (en) * 1997-09-30 2002-06-25 Kimberly-Clark Worldwide, Inc. Crimped multicomponent filaments and spunbond webs made therefrom
JP4122092B2 (ja) * 1998-08-26 2008-07-23 旭化成せんい株式会社 発泡成型用補強材基布
KR20090117829A (ko) * 2007-03-02 2009-11-12 미쓰이 가가쿠 가부시키가이샤 부직포 적층체
JP5592168B2 (ja) * 2009-08-31 2014-09-17 ユニ・チャーム株式会社 使い捨て着用物品
DK2708623T3 (en) * 2011-05-11 2015-10-05 Mitsui Chemicals Inc Creped composite fiber and nonwoven fabric comprising this
WO2014022988A1 (en) * 2012-08-08 2014-02-13 Daiwabo Holdings Co., Ltd. Nonwoven, sheet for absorbent article from the same, and absorbent article using the same
US10767296B2 (en) * 2016-12-14 2020-09-08 Pfnonwovens Llc Multi-denier hydraulically treated nonwoven fabrics and method of making the same
US11278458B2 (en) * 2017-03-27 2022-03-22 The Procter & Gamble Company Crimped fiber spunbond nonwoven webs/laminates
PL3521496T3 (pl) 2018-01-31 2020-09-07 Reifenhäuser GmbH & Co. KG Maschinenfabrik Laminat z włókniny spunbond i sposób wytwarzania laminatu z włókniny spunbond
JP6557440B1 (ja) * 2019-01-25 2019-08-07 三井化学株式会社 スパンボンド不織布、スパンボンド不織布の製造方法、エンボスロール
JP6865405B2 (ja) 2019-12-23 2021-04-28 サン パテント トラスト 装置間同期源の選択

Patent Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2002061192A1 (fr) * 2001-01-29 2002-08-08 Mitsui Chemicals, Inc. Tissus non tisses de fibres crepees par enroulement et stratifies correspondants
JP2016141929A (ja) * 2015-02-04 2016-08-08 ライフェンホイザー・ゲゼルシャフト・ミト・ベシュレンクテル・ハフツング・ウント・コンパニー・コマンデイトゲゼルシャフト・マシイネンファブリーク 積層体の製造方法および積層体
JP2018145544A (ja) * 2017-03-02 2018-09-20 旭化成株式会社 バリア性に優れた嵩高性複合長繊維不織布
WO2019146726A1 (ja) * 2018-01-24 2019-08-01 旭化成株式会社 偏心鞘芯型複合繊維を少なくとも片方の面に用いた複合長繊維不織布
JP2019131946A (ja) * 2018-01-31 2019-08-08 ファイバーテクス・パーソナル・ケア・アクティーゼルスカブ 捲縮した微細繊維を含む、均一性が改善されたスパンボンド不織布

Also Published As

Publication number Publication date
KR20220143137A (ko) 2022-10-24
EP4112796A4 (en) 2024-03-27
CN115349039B (zh) 2024-05-28
US20230119832A1 (en) 2023-04-20
JP7461460B2 (ja) 2024-04-03
KR102864399B1 (ko) 2025-09-24
WO2021200682A1 (ja) 2021-10-07
JPWO2021200682A1 (https=) 2021-10-07
AU2021249344A1 (en) 2022-10-27
EP4112796A1 (en) 2023-01-04
CN115349039A (zh) 2022-11-15

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PC1 Assignment before grant (sect. 113)

Owner name: MITSUI CHEMICALS ASAHI LIFE MATERIALS CO. LTD.

Free format text: FORMER APPLICANT(S): MITSUI CHEMICALS, INC.

FGA Letters patent sealed or granted (standard patent)