发明公开
- 专利标题: A METHOD FOR PRODUCING AN ABSORBENT STRUCTURE WHICH INCLUDES A LAYER OF SUPERABSORBENT MATERIAL
- 专利标题(中): 方法用于生产层的超吸收性材料包含吸收结构
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申请号: EP95918802.0申请日: 1995-04-10
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公开(公告)号: EP0758220A1公开(公告)日: 1997-02-19
- 发明人: WIDLUND, Urban
- 申请人: SCA Mölnlycke AB
- 申请人地址: 405 03 Göteborg SE
- 专利权人: SCA Mölnlycke AB
- 当前专利权人: SCA Mölnlycke AB
- 当前专利权人地址: 405 03 Göteborg SE
- 代理机构: Larsson, Karin
- 优先权: SE19940001541 19940504
- 国际公布: WO1995030396 19951116
- 主分类号: A61F13
- IPC分类号: A61F13 ; D04H13 ; D06M17
摘要:
A method for producing an absorbent structure intended for use in an absorbent article, such as a sanitary napkin, incontinence guard, diaper, wherein the absorbent structure in produced by laying a layer of essentially superabsorbent material between two layers of defibered and moisturized cellulose pulp or tissue, whereafter the composite structure is calendared between one or more pairs of heated rolls, wherewith the layer of superabsorbent material binds in itself and forms a stable layer, which binds to the surrounding cellulose pulp layers or tissue layers. The absorbent structure exhibits excellent absorption properties and can be made very thin. The structure can be manufactured without superabsorbent material being spread around the manufacturing machine during the production process, or escaping from the finished absorbent article when packaging, transporting or using the article.
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