发明授权
- 专利标题: Two layer absorbent article with super water-absorbing polymer
- 专利标题(中): 具有超吸水性聚合物的两层吸收制品
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申请号: US273156申请日: 1981-06-12
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公开(公告)号: US4364992A公开(公告)日: 1982-12-21
- 发明人: Osamu Ito , Kazunori Nishizawa
- 申请人: Osamu Ito , Kazunori Nishizawa
- 申请人地址: JPX Tokyo
- 专利权人: Kao Soap Co., Ltd.
- 当前专利权人: Kao Soap Co., Ltd.
- 当前专利权人地址: JPX Tokyo
- 优先权: JPX55/84995 19800623
- 主分类号: A61F13/472
- IPC分类号: A61F13/472 ; A61F13/15 ; A61F13/49 ; A61F13/53 ; A61L15/26 ; A61L15/60 ; B01J20/28 ; B32B5/16
摘要:
An absorbent article comprising an upper, first, absorbing layer formed so that its density under a load of 35 g/cm.sup.2 is lower than 0.045 g/cm.sup.3 both in the dry state and in the wet state and the weight per square meter is 15 to 50 g, and a lower, second, absorbing layer having a super water-absorbing polymer fixed thereto.
公开/授权文献
- US5648293A Method of growing an amorphous silicon film 公开/授权日:1997-07-15
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