发明名称 Method of producing an apertured covering sheet for an absorbent article and a material produced in accordance with the method
摘要 A method of manufacturing a fluid permeable covering sheet (9) for an absorbent article such as a diaper, a sanitary napkin, an incontinence protector or the like, wherein heated needles (4) are brought to penetrate a sheet of textile material (1) comprising at least one thermoplastic component, whereby the thermoplastic component closest to the needles (4) melts, whereafter the needles (4) are removed and the heated material (1) is passed through at least one nip of rollers (7) so that the thermoplastic component closest around the apertures is smoothed out into a substantially smooth material surface around the apertures, whereafter the thermoplastic component is brought to solidify. The invention further pertains to an apertured covering sheet (201, 301) for an absorbent article manufactured in accordance with the method, and an absorbent article (300) provided with a covering sheet manufactured in accordance with the method.
申请公布号 US6452064(B1) 申请公布日期 2002.09.17
申请号 US19990445580 申请日期 1999.12.13
申请人 SCA HYGIENE PRODUCTS AB 发明人 THOREN AGNETA;HELMFRIDSSON BROR-INGE
分类号 A61F13/511;A61F5/44;A61F13/15;A61F13/472;A61F13/49;A61L15/42;D06C23/04;(IPC1-7):A61F13/15 主分类号 A61F13/511
代理机构 代理人
主权项
地址