发明名称 Absorbent articles containing superabsorbent material which has a delayed activation time
摘要 PCT No. PCT/SE94/00572 Sec. 371 Date Dec. 5, 1995 Sec. 102(e) Date Dec. 5, 1995 PCT Filed Jun. 13, 1994 PCT Pub. No. WO95/00183 PCT Pub. Date Jan. 5, 1995An 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.
申请公布号 US5855571(A) 申请公布日期 1999.01.05
申请号 US19950553638 申请日期 1995.12.05
申请人 MOLNLYCKE AB 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):A61F13/15 主分类号 A61F13/53
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