- 专利标题: ABSORBENT ARTICLES AND METHODS OF MAKING
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申请号: US18039568申请日: 2021-12-09
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公开(公告)号: US20240000628A1公开(公告)日: 2024-01-04
- 发明人: Moula SAHEB MOHAMMED , Björn INGENFELD , Ulrich LAMPE , Christina LAMBERTZ , Martín GRANADO
- 申请人: ONTEX BV , ONTEX GROUP NV
- 申请人地址: BE Buggenbhout
- 专利权人: ONTEX BV,ONTEX GROUP NV
- 当前专利权人: ONTEX BV,ONTEX GROUP NV
- 当前专利权人地址: BE Buggenbhout
- 优先权: EP 213184.3 2020.12.10 EP 153723.8 2021.01.27
- 国际申请: PCT/EP2021/085066 2021.12.09
- 进入国家日期: 2023-05-31
- 主分类号: A61F13/49
- IPC分类号: A61F13/49 ; A61F13/56 ; A61F13/515 ; A61F13/532 ; A61F13/15 ; C09J7/38 ; B32B5/02
摘要:
The present invention relates to absorbent articles comprising an absorbent core wherein absorbent material is contained within at least one core wrap substrate enclosing said absorbent material, and wherein a top layer of said core wrap is bonded via a hot melt adhesive to a bottom layer of said core wrap at one or more attachment zones to form one or more channels substantially free of absorbent material. The hot melt adhesive is selected from the group consisting of rubber-based adhesives, adhesives having a viscosity of at least 5500 mPa·s at 150° C. and rubber-based adhesives having a viscosity of at least 5500 mPa·s at 150° C. This may provide exceptionally strong bonding and excellent stability within the channel(s), even in wet state.
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