JPWO2019183592A5 - - Google Patents

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JPWO2019183592A5
JPWO2019183592A5 JP2020551405A JP2020551405A JPWO2019183592A5 JP WO2019183592 A5 JPWO2019183592 A5 JP WO2019183592A5 JP 2020551405 A JP2020551405 A JP 2020551405A JP 2020551405 A JP2020551405 A JP 2020551405A JP WO2019183592 A5 JPWO2019183592 A5 JP WO2019183592A5
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Prior art keywords
woven fabric
nonwoven fabric
absorbent material
fabric
layer
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JP2020551405A
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JP2021519123A (en
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Priority claimed from PCT/US2019/023743 external-priority patent/WO2019183592A2/en
Publication of JP2021519123A publication Critical patent/JP2021519123A/en
Publication of JPWO2019183592A5 publication Critical patent/JPWO2019183592A5/ja
Priority to JP2024007343A priority Critical patent/JP2024050656A/en
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Claims (23)

多層吸収性コアであって、
第１の身体側不織布と、
第２の不織布と、
第１の吸収性材料層と、
第３の不織布と、
第２の吸収性材料層と、を含み、
第１の吸収性材料層は、第１の不織布と第２の不織布の間に位置決めされ、又は、第１の身体側不織布内に埋込まれ、又は、第２の不織布内に埋込まれ、又は、それらの組合せであり、
第２の吸収性材料層は、第２の不織布と第３の不織布の間に位置決めされ、又は、第２の不織布内に埋込まれ、又は、第３の不織布内に埋込まれ、又は、それらの組合せである、多層吸収性コア。 It is a multi-layer absorbent core
The first non-woven fabric on the body side and
With the second non-woven fabric,
The first absorbent material layer and
With the third non-woven fabric,
Includes a second absorbent material layer,
The first absorbent material layer is positioned between the first nonwoven fabric and the second nonwoven fabric, or is embedded in the first body-side nonwoven fabric, or embedded in the second nonwoven fabric. Or, it is a combination of them.
The second absorbent material layer is positioned between the second nonwoven fabric and the third nonwoven fabric, or is embedded in the second nonwoven fabric, or embedded in the third nonwoven fabric, or. A multi-layer absorbent core that is a combination of them. 更に、第４の不織布と、
第３の吸収性材料層と、を含み、
第３の吸収性材料層は、第３の不織布と第４の不織布の間に位置決めされ、又は、第３の不織布内に埋込まれ、又は、第４の不織布内に埋込まれ、又は、それらの組合せである、請求項１に記載の多層吸収性コア。 Furthermore, with the fourth non-woven fabric,
Including a third absorbent material layer,
The third absorbent material layer is positioned between the third nonwoven fabric and the fourth nonwoven fabric, or is embedded in the third nonwoven fabric, or embedded in the fourth nonwoven fabric, or. The multilayer absorbent core according to claim 1, which is a combination thereof. 更に、第５の不織布と、
第４の吸収性材料層と、を含み、
第４の吸収性材料層は、第４の不織布と第５の不織布の間に位置決めされ、又は、第４の不織布内に埋込まれ、又は、第５の不織布内に埋込まれ、又は、それらの組合せである、請求項２に記載の多層吸収性コア。 Furthermore, with the fifth non-woven fabric,
Including a fourth absorbent material layer,
The fourth absorbent material layer is positioned between the fourth nonwoven fabric and the fifth nonwoven fabric, or is embedded in the fourth nonwoven fabric, or embedded in the fifth nonwoven fabric, or. The multilayer absorbent core according to claim 2, which is a combination thereof. 前記不織布の各々は、スパンバウンド－メルトブローン－スパンバウンド不織布、通気不織布、嵩高不織布、スリット付き不織布、空気堆積不織布、嵩高化された嵩高不織布、又はスパンバウンド不織布を含む、請求項１に記載の多層吸収性コア。 The multilayer according to claim 1, wherein each of the above-mentioned non-woven fabrics includes a spunbound-melt blown-spunbound non-woven fabric, a breathable non-woven fabric, a bulky non-woven fabric, a non-woven fabric with slits, an air-deposited non-woven fabric, a bulky bulky non-woven fabric, or a spunbound non-woven fabric. Absorbent core. 第１の吸収性材料層及び第２の吸収性材料層は、吸収性材料不存在レーンを含む、請求項１に記載の多層吸収性コア。 The multilayer absorbent core according to claim 1, wherein the first absorbent material layer and the second absorbent material layer include an absorbent material absent lane. 第１の不織布、第２の不織布、及び第３の不織布のうちの少なくとも２つが、幅又は厚さが異なる、請求項１に記載の多層吸収性コア。 The multilayer absorbent core according to claim 1, wherein at least two of the first nonwoven fabric, the second nonwoven fabric, and the third nonwoven fabric have different widths or thicknesses. 第１の吸収性材料層は、吸収性材料含有レーンと吸収性材料不存在レーンを含む、請求項１に記載の多層吸収性コア。 The multilayer absorbent core according to claim 1, wherein the first absorbent material layer includes a lane containing an absorbent material and a lane containing no absorbent material. 吸収性材料不存在レーンは、格子パターンを形成する、請求項７に記載の多層吸収性コア。 The multilayer absorbent core according to claim 7, wherein the absorbent material absent lane forms a lattice pattern. 第２の吸収性材料層は、吸収性材料不存在レーンを有しない、請求項７に記載の多層吸収性コア。 The multilayer absorbent core according to claim 7, wherein the second absorbent material layer does not have an absorbent material absent lane. 第２の吸収性材料層は、吸収性材料含有レーンと吸収性材料不存在レーンを含む、請求項７に記載の多層吸収性コア。 The multilayer absorbent core according to claim 7, wherein the second absorbent material layer includes a lane containing an absorbent material and a lane containing no absorbent material. 更に、第１の不織布と第２の不織布の間に位置決めされた遊離繊維層を含む、請求項１に記載の多層吸収性コア。 The multilayer absorbent core according to claim 1, further comprising a free fiber layer positioned between the first nonwoven fabric and the second nonwoven fabric. 不織布のうちの少なくとも１つが、嵩高化された嵩高不織布を含む、請求項１に記載の多層吸収性コア。 The multilayer absorbent core according to claim 1, wherein at least one of the nonwoven fabrics comprises a bulky nonwoven fabric. 第２の不織布は、部分的に嵩高化され、嵩高化されたレーンと嵩高化されていないレーンを含む、請求項１２に記載の多層吸収性コア。 The multilayer absorbent core according to claim 12, wherein the second nonwoven fabric comprises partially bulked and bulked lanes and non-bulky lanes. 第１の吸収性材料層は、吸収性材料含有レーンと吸収性材料不存在レーンを含む、請求項１３に記載の多層吸収性コア。 The multilayer absorbent core according to claim 13, wherein the first absorbent material layer includes a lane containing an absorbent material and a lane containing no absorbent material. 不織布のうちの少なくとも１つが、少なくとも１つの低毛管現象領域と、低毛管現象領域の毛管現象よりも高い毛管現象を有する少なくとも１つの高毛管現象領域とを含む、請求項１に記載の多層吸収性コア。 The multilayer absorption according to claim 1, wherein at least one of the non-woven fabrics comprises at least one low-capillary region and at least one high-capillary region having a capillarity higher than that of the low-capillary region. Sex core. 使い捨て吸収性物品への組込みのための吸収性コアであって、
第１の不織布と、
第２の不織布と、
吸収性材料と、を含み、吸収性材料は、第１の不織布と第２の不織布の間に位置決めされ、又は、第１の不織布内に埋込まれ、又は、第２の不織布内に埋込まれ、又は、それらの組合せであり、
第２の不織布の少なくとも１つのセクションが、嵩高化不織布を含む、吸収性コア。 An absorbent core for incorporation into disposable absorbent articles,
With the first non-woven fabric,
With the second non-woven fabric,
The absorbent material, including the absorbent material, is positioned between the first nonwoven fabric and the second nonwoven fabric, or is embedded in the first nonwoven fabric, or embedded in the second nonwoven fabric. Rare or a combination of them,
An absorbent core in which at least one section of the second non-woven fabric comprises a bulky non-woven fabric. 不織布を嵩高化するためのシステムであって、
不織布供給部と、
不織布を不織布供給部から受入れて不織布を嵩高化するように位置決めされた不織布マニピュレータと、
嵩高化された不織布を不織布マニピュレータから受入れるように位置決めされたコレクタと、を含むシステム。 It is a system for making non-woven fabric bulky.
Non-woven fabric supply section and
A non-woven fabric manipulator positioned to receive the non-woven fabric from the non-woven fabric supply unit and increase the bulk of the non-woven fabric,
A system that includes a collector positioned to receive bulky non-woven fabric from a non-woven fabric manipulator. 不織布を嵩高化する方法であって、
不織布の１又は２以上の面を機械的に操作し、不織布の１又は２以上の面を熱的に操作し、又はその組合せを行って、嵩高化された不織布を形成する段階を含み、
嵩高化された不織布は、不織布よりも低い嵩密度を有し、
嵩高化された不織布は、不織布よりも大きい空隙容積を有する、方法。 It is a method to make the non-woven fabric bulky.
It comprises the steps of mechanically manipulating one or more surfaces of the nonwoven fabric, thermally manipulating one or more surfaces of the nonwoven fabric, or a combination thereof to form a bulky nonwoven fabric.
The bulky non-woven fabric has a lower bulk density than the non-woven fabric and has a lower bulk density.
A method in which the bulky nonwoven fabric has a larger void volume than the nonwoven fabric. 第１の不織布層と、
第１の不織布層と結合された第２の不織布層と、
第１の不織布層の反対側で第２の不織布層に係合した第３の不織布層と、
第２の不織布層内に埋込まれた吸収性材料と、を含む吸収性コア。 With the first non-woven fabric layer,
A second non-woven fabric layer coupled to the first non-woven fabric layer,
A third non-woven fabric layer engaged with the second non-woven fabric layer on the opposite side of the first non-woven fabric layer,
An absorbent core comprising an absorbent material embedded in a second non-woven fabric layer. 吸収性コアを作る方法であって、
二成分繊維を不織布層の上に堆積させて繊維ウェブを形成する段階を含み、前記二成分繊維の定着により、二成分繊維の比較的高い密度の領域を、堆積された繊維ウェブの底部のところに形成し、二成分繊維の比較的低い密度の集団を、堆積された繊維ウェブの上部のところに形成し、
更に、超吸収性粒子を前記繊維ウェブの上に堆積させる段階を含む、方法。 It ’s a way to make an absorbent core.
Including the step of depositing the two-component fibers on the non-woven fabric layer to form the fiber web, the fixation of the two-component fibers creates a relatively high density region of the two-component fibers at the bottom of the deposited fiber web. Formed into a relatively low density population of binary fibers at the top of the deposited fiber web,
Further, a method comprising the step of depositing superabsorbable particles on the fiber web. 第１の不織布と、
第２の不織布と、
吸収性材料と、
第１の不織布と第２の不織布の間に位置決めされた遊離繊維層と、を含み、
吸収性材料は、第１の不織布と第２の不織布の間に位置決めされ、第１の不織布内に埋込まれ、第２の不織布内に埋込まれ、又はその組合せである、吸収性コア。 With the first non-woven fabric,
With the second non-woven fabric,
Absorbent material and
Containing a free fiber layer positioned between the first non-woven fabric and the second non-woven fabric,
The absorbent core is positioned between the first nonwoven fabric and the second nonwoven fabric, embedded in the first nonwoven fabric, embedded in the second nonwoven fabric, or a combination thereof. 繊維層を有する吸収性コアを形成する方法であって、
遊離繊維を第１の不織布層の上に堆積させる段階と、
第２の不織布層を遊離繊維の上全体に付加する段階と、を含む方法。 A method of forming an absorbent core with a fiber layer,
The stage of depositing free fibers on the first non-woven fabric layer,
A method comprising adding a second nonwoven layer over the entire free fiber. 吸収性コアであって、
第１の不織布と、
第２の不織布と、
吸収性材料層と、を含み、吸収性材料層は、第１の不織布と第２の不織布の間にあり、吸収性材料含有レーンと吸収性材料不存在レーンを含み、
エンボス加工線により、第１の不織布と第２の不織布を結合させ、
エンボス加工線は、吸収性材料不存在レーンと一致し、それにより、第１の不織布を、吸収性材料不存在レーンと一致する箇所で第２の不織布にエンボス加工する、吸収性コア。 Absorbent core
With the first non-woven fabric,
With the second non-woven fabric,
The absorbent material layer comprises the absorbent material layer, which is between the first nonwoven fabric and the second nonwoven fabric, and includes an absorbent material containing lane and an absorbent material absent lane.
The first non-woven fabric and the second non-woven fabric are bonded by the embossed wire, and the second non-woven fabric is bonded.
The embossed line coincides with the absorbent material absent lane, thereby embossing the first nonwoven fabric into a second nonwoven fabric at the location corresponding to the absorbent material absent lane.
JP2020551405A 2018-03-22 2019-03-22 Disposable absorbent articles and absorbent core composites or components for incorporating them, for or its components, and systems, devices, and methods for making them. Pending JP2021519123A (en)

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US201862646875P 2018-03-22 2018-03-22
US201862646870P 2018-03-22 2018-03-22
US201862646880P 2018-03-22 2018-03-22
US62/646,875 2018-03-22
US62/646,870 2018-03-22
US62/646,880 2018-03-22
PCT/US2019/023743 WO2019183592A2 (en) 2018-03-22 2019-03-22 Disposable absorbent article and absorbent core composite or construction for incorporation therewith, components tehrefor or thereof, and systems, apparatus and methods of making the same

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US (2) US11839533B2 (en)
EP (1) EP3768209A4 (en)
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KR (1) KR20200135820A (en)
CN (2) CN115813669A (en)
AU (1) AU2019238331A1 (en)
BR (1) BR112020019412A2 (en)
CA (1) CA3094753A1 (en)
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