发明名称 |
ABSORBENT ARTICLES CONTAINING SUPERABSORBENT MATERIAL WHICH HAS A DELAYED ACTIVATION TIME |
摘要 |
An absorbent structure in an absorbent article, such as a diaper, incontinence guard, sanitary napkin and the like, wherein the structure includes hydrophilic fibres and particles of a superabsorbent material and also has a front and a back part (4, 5) and a crotch part (6) located therebetween, said crotch part exhibiting a wetting region (16) within which the major part of discharged fluid is directed and wherein the absorbent structure in the wetting region includes superabsorbent particles that are encased in a material that will only dissolve slowly in and/or be penetrated slowly by the fluid to be absorbed so that the superabsorbent material will not begin to absorb fluid and swell to any appreciable extent until the encapsulating material has dissolved and/or been penetrated by the fluid and that conventional superabsorbent material (15) is localized generally in those parts of the structure that are located outside said wetting region.
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申请公布号 |
WO9500183(A1) |
申请公布日期 |
1995.01.05 |
申请号 |
WO1994SE00572 |
申请日期 |
1994.06.13 |
申请人 |
MOELNLYCKE AB;STEGER, CHRISTINA;GUIDOTTI, EDWARD;OESTERDAHL, EJE;WIDLUND, URBAN |
发明人 |
STEGER, CHRISTINA;GUIDOTTI, EDWARD;OESTERDAHL, EJE;WIDLUND, URBAN |
分类号 |
A61F13/53;A61F5/44;A61F13/15;A61F13/49;A61L15/60;B01J20/24;B01J20/26;(IPC1-7):A61L15/60 |
主分类号 |
A61F13/53 |
代理机构 |
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代理人 |
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主权项 |
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地址 |
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