JP6989737B2 - 衛生用品のための吸収性要素の製造装置および製造方法 - Google Patents
衛生用品のための吸収性要素の製造装置および製造方法 Download PDFInfo
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- 230000002745 absorbent Effects 0.000 title claims description 92
- 239000002250 absorbent Substances 0.000 title claims description 92
- 238000004519 manufacturing process Methods 0.000 title claims description 11
- 238000000034 method Methods 0.000 title description 3
- 239000000463 material Substances 0.000 claims description 88
- 238000010030 laminating Methods 0.000 claims description 32
- 238000004049 embossing Methods 0.000 claims description 19
- 239000002648 laminated material Substances 0.000 claims description 15
- 238000011144 upstream manufacturing Methods 0.000 claims description 5
- 239000007788 liquid Substances 0.000 claims description 4
- 238000010521 absorption reaction Methods 0.000 description 6
- 239000000853 adhesive Substances 0.000 description 4
- 230000001070 adhesive effect Effects 0.000 description 4
- 239000012943 hotmelt Substances 0.000 description 3
- 239000000843 powder Substances 0.000 description 3
- 206010021639 Incontinence Diseases 0.000 description 2
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N Silicium dioxide Chemical compound O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 description 2
- 230000009471 action Effects 0.000 description 2
- 238000004026 adhesive bonding Methods 0.000 description 2
- 239000002131 composite material Substances 0.000 description 2
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- 229910000906 Bronze Inorganic materials 0.000 description 1
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- KUNSUQLRTQLHQQ-UHFFFAOYSA-N copper tin Chemical compound [Cu].[Sn] KUNSUQLRTQLHQQ-UHFFFAOYSA-N 0.000 description 1
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- HNPSIPDUKPIQMN-UHFFFAOYSA-N dioxosilane;oxo(oxoalumanyloxy)alumane Chemical compound O=[Si]=O.O=[Al]O[Al]=O HNPSIPDUKPIQMN-UHFFFAOYSA-N 0.000 description 1
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Description
Claims (18)
- 衛生用品に組み込まれ生体液体に用いられる吸収性要素であって、前記吸収性要素は、
複数の第1の空洞を有する第1のラミネート材料層と、
前記第1のラミネート材料層のそれぞれの第1の空洞内にそれぞれが受容される複数の高吸収性材料の塊と、
前記第1のラミネート材料層のそれぞれの第1の空洞にそれぞれが受容されるように構成された複数の第2の空洞を有し、前記第2の空洞の凸面は、前記第1の空洞の凹面に面し、対応する前記高吸収性材料の塊がその中に受容される、第2のラミネート材料層と、
を備え、
前記第1の空洞および前記第2の空洞は協働しながら対応する前記高吸収性材料の塊を受容する座部を画定し、
前記第1のラミネート材料層および前記第2のラミネート材料層は、前記第1及び第2の空洞および前記高吸収性材料の塊のない中間部分で少なくとも互いに固定されており、
全体構成は、前記高吸収性材料の塊は、前記第2の空洞の凹面/凸面がひっくり返るまで、対応する前記第2の空洞を膨張させ変形させることにより前記生体液体を吸収することができる、吸収性要素。 - 前記第1のラミネート材料層と前記第2のラミネート材料層とが結合する側との反対側において、前記第2のラミネート材料層に結合された第3のラミネート材料層を備える、請求項1に記載の吸収性要素。
- 前記第1の層と前記第2の層とが結合する側との反対側において、前記第1の層に結合された第4のラミネート材料層を備える、請求項1または2に記載の吸収性要素。
- 前記第1の空洞および前記第2の空洞は同じ輪郭を有する、請求項1から3のうちいずれか一項に記載の吸収性要素。
- 前記第1の空洞および/または前記第2の空洞は略円筒形の輪郭を有する、請求項1から4のうちいずれか一項に記載の吸収性要素。
- 前記第1の空洞および/または前記第2の空洞は略先細の輪郭、特に略円錐台形の輪郭を有する、請求項1から5のうちいずれか一項に記載の吸収性要素。
- 前記第1の空洞はそれぞれ、対応する前記高吸収性材料の塊を収容する主区画および副区画を画定する二重袋輪郭を有し、前記副区画は、好ましくは前記主区画の底部の中央に配置される、請求項1から6のうちいずれか一項に記載の吸収性要素。
- 各高吸収性材料の塊は、前記副区画、好ましくは、前記副区画の中のみに受容される、請求項7に記載の吸収性要素。
- 前記副区画は、略円筒形または略円錐台形の輪郭を有する、請求項7または8に記載の吸収性要素。
- 前記第1の空洞および/または前記第2の空洞はエンボス加工により得られる、請求項1から9のうちいずれか一項に記載の吸収性要素。
- 請求項1から10のうちいずれか一項に記載の1つまたは複数の吸収性要素を備えた衛生用品、特におむつ。
- 請求項1から10のうちいずれか一項に記載の吸収性要素を製造する装置であって、
前記製造装置は、
複数の第1の突出要素を有し、第1のラミネート材料が使用中に係合するように構成された第1のエンボス加工ローラと、
複数の第2の突出要素を有し、第2のラミネート材料が使用中に係合するように構成された第2のエンボス加工ローラと、
前記第1のエンボス加工ローラに、かつ、前記第1のエンボス加工ローラの下流では前記第2のエンボス加工ローラに回転可能に結合され、それぞれが前記第1のエンボス加工ローラの第1の突出要素または前記第2のエンボス加工ローラの第2の突出要素を受容するのに適した複数の開口部を有する、吸引ローラと、
前記第1のラミネート材料および前記第2のラミネート材料の結合ユニットと、
を備えるとともに、前記第1のエンボス加工ローラ、前記第2のエンボス加工ローラ及び前記吸引ローラをローラとして備え、
その構成は、前記第1のエンボス加工ローラと前記吸引ローラとの協働回転中に、前記第1の突出要素が、対応する第1の空洞を前記第1のラミネート材料に形成するように前記第1のラミネート材料を介在させて対応する開口部に係合するような構成であり、
前記吸引ローラは、リザーバから前記高吸収性材料の吸引手段を有し、前記吸引手段が、使用中に前記リザーバに面する前記開口部の一部を通して吸引をすることで、高吸収性材料の塊は、前記第1のラミネート材料の対応する第1の空洞内に吸引され、
その構成は、前記吸引の下流における前記第2のエンボス加工ローラと前記吸引ローラとの協働回転中に、前記第2の突出要素が、対応する第2の空洞を前記第2のラミネート材料に形成するように、前記第1のラミネート材料および前記第2のラミネート材料を介在させて対応する開口部に係合するような構成であり、前記第1の空洞および前記第2の空洞は協働しながら対応する前記高吸収性材料の塊を受容する座部を画定し、
前記結合ユニットは、前記第1のラミネート材料層および前記第2のラミネート材料層を前記第1及び第2の空洞および前記高吸収性材料の塊のない中間部分で少なくとも互いに固定する、
装置。 - 前記吸引ローラの上流で前記第1のエンボス加工ローラに回転可能に結合され、それぞれが前記第1のエンボス加工ローラのそれぞれの突出要素を受容するのに適した複数の補助開口部を有する、補助ローラを前記ローラとしてさらに備え、その構成は、前記第1のエンボス加工ローラと前記補助ローラとの協働回転中に、前記第1の突出要素が、対応する補助空洞を前記第1のラミネート材料に形成するように前記第1のラミネート材料を介在させて対応する補助開口部に係合するような構成である、請求項12に記載の装置。
- 前記第1の突出要素および/または前記第2の突出要素および/または前記開口部および/または補助開口部は、それぞれ略円筒形エンボス加工輪郭を有する、請求項12または13に記載の装置。
- 前記第1の突出要素および/または前記第2の突出要素および/または前記開口部および/または補助開口部が、それぞれ略先細のエンボス加工輪郭、特に略円錐台形のエンボス加工輪郭を有する、請求項12または13に記載の装置。
- 前記第2のエンボス加工ローラの下流に配置された第3のラミネート材料の供給ローラを前記ローラとしてさらに備えた、請求項12から15のうちいずれか一項に記載の装置。
- 前記ローラのうちの1つまたは複数の温度制御手段を備えた、請求項12から16のうちいずれか一項に記載の装置。
- 請求項1から10のうちいずれか一項に記載の吸収性要素を製造する方法であって、
第1のラミネート材料を第1のエンボス加工ローラに供給し、前記第1のラミネート材料に複数の第1の空洞を得るステップと、
前記第1のエンボス加工ローラに回転可能に結合され、吸引が生じる複数の開口部を有する吸引ローラによって、前記第1の空洞のそれぞれのリザーバから直接、高吸収性材料の塊を吸引するステップと、
第2のラミネート材料を第2のエンボス加工ローラに供給し、前記第1のラミネート材料の対応する前記第1の空洞にそれぞれが受容される複数の第2の空洞を前記第2のラミネート材料に得るステップであって前記第1の空洞および前記第2の空洞に協働させながら対応する前記高吸収性材料の塊を受容する座部を画定させるステップと、
前記第1のラミネート材料および前記第2のラミネート材料を前記第1及び第2の空洞および前記高吸収性材料の塊のない中間部分で少なくとも互いに固定するステップと
を順序通りに提供する、方法。
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