JP2013528507A - 高柔軟性吸収性積層体およびその製造方法 - Google Patents
高柔軟性吸収性積層体およびその製造方法 Download PDFInfo
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- JP2013528507A JP2013528507A JP2013501627A JP2013501627A JP2013528507A JP 2013528507 A JP2013528507 A JP 2013528507A JP 2013501627 A JP2013501627 A JP 2013501627A JP 2013501627 A JP2013501627 A JP 2013501627A JP 2013528507 A JP2013528507 A JP 2013528507A
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- laminate
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- superabsorbent
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Abstract
【選択図】図1
Description
着剤29を備えた弾性糸17とに接合される。この接合の間、第1外側シート材料のチューブの両側でこのシート材料と供給された第2外側シート材料との間に、超吸収体47の個別のトラックが導入される。最後に、こうして生成されたチューブは縦に切断されて個々のシートとされ、個別シートは横移動して個別のロールに巻かれ、または箱内に蓄えられる。
5:コア
6:第1外側シート材料の成形肩部
8:第1外側シート材料のガイド
11:第1供給装置
14:第2供給装置
17:弾性糸の個別ガイド
20:外側シート材料の第1層
23:成形肩部
26:第1外側シート材料の材料ロール
29:感圧性接着剤
32:弾性糸の平面模様
35:コアの案内ストラット
38:コアの蓄積ストラット
41:第2外側シート材料の材料ロール
44:第2外側シート材料
47:吸水性ポリマー(超吸収体)
50:第1弾性中間層の個別糸
53:第2弾性中間層の個別糸
56:前進ローラ
Claims (13)
- 積層体が、超吸収性ポリマー(SAP)として知られる吸水性ポリマーを、1つまたはそれ以上の弾性中間層の間に含み、該中間層が、個別糸、個別ストランドまたは帯材により外面表面上で強固に接合されたシート状の長形材料から成り、この積層体が製造方向を本質的に横切る方向に伸長可能であり、かつ弛緩状態時にヒダ付けされており、該弾性中間層は、超吸収体の多数の個々の区画または個々のカセットを含み、そして液体吸収時に該積層体の膨張のために生産平面に垂直に且つ生産平面内で空間を創成すること、を特徴とする積層体。
- 前記シート状の長形材料が親水性および/または疎水性材料から成ることを特徴とする請求項1記載の積層体。
- 前記シート状の長形材料が、身体に面する側が微小穿孔を有する疎水性材料から成ることを特徴とする請求項1または2記載の積層体。
- 予張力を受けた2つの弾性中間層と超吸収性顆粒の区画を含ませた2つの外側織物層から成る高柔軟性の吸収性積層体の製造方法であって、1つの外側織物長形材料を縦長コアの上に折り畳んでチューブを形成し、前記チューブを、前記コアの横断面の先細りによって寸法を小さくし、かつ実質的に張力なしの弾性糸若しくは帯材の群により、チューブ補強の形体で反転の方法で包み、弾性要素の上記群に感圧性接着剤を塗布し、該コア上の拡開によって張力下に前記弾性要素群を第1外側長形材料の該チューブと接触させ、該コア上の該チューブの前送り運動のさらなる過程において、前記弾性要素群と前記第1外側長形材料とを扁平形状にし、そして超吸収体の個別トラックを間欠的または連続的に供給することによって、第2外側長形材料の2つの長形と接合し、そして縦方向に切断して横方向に弾性を有する個別の長形とすることによって製造する、前記積層体の製造方法。
- 2つの外側層の一方が自立性フィルムであることを特徴とする、請求項4記載の方法。
- 前記自立性フィルムが水蒸気透過性であることを特徴とする、請求項4または5記載の方法。
- 機能性材料が顆粒の態様で導入されることを特徴とする、先行請求項のいずれか1項記載の方法。
- 前記機能性材料が薄片状、ペースト状または繊維状に形成されそして導入されることを特徴とする、請求項7記載の方法。
- 前記外側層の少なくとも1つは水不透過性であるが、感圧性接着剤と組合せて透過性にされることを特徴とする、先行請求項のいずれか1項記載の方法。
- 前記外側層の少なくとも1つは水不透過性であり、2つの前記外側層を接合しながら機械的圧力または穿孔によって点状に透過性にされることを特徴とする、先行請求項のいずれか1項記載の方法。
- 前記第1材料層を、前記第2外側層と接合する前に、被着された前記弾性層の予張力を利用してその横方向に弛緩しそして短縮し、こうして生成した前記長形材料は、前記第2外側長形材料と組合わさって、前記第1外側層によって形成されたシート側に高いヒダ付けを有することを特徴とする、先行請求項のいずれか1項記載の方法。
- 前記第2外側層の前記超吸収体に向き合う側に、前記超吸収体を平らに固定するために乾燥状態で塗布された付加的感圧性接着剤を有することを特徴とする、先行請求項のいずれか1項記載の方法。
- 請求項1〜10に従って製造された弾性、曲げ可能に軟性、且つ吸収性若しくは再吸収性のシート材料。
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DE102010013288A DE102010013288A1 (de) | 2010-03-29 | 2010-03-29 | Hochflexibles absorbierendes Laminat und Verfahren zu dessen Herstellung |
PCT/DE2011/000338 WO2011141009A2 (de) | 2010-03-28 | 2011-03-28 | Hochflexibles absorbierendes laminat und verfahren zu dessen herstellung |
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