Absorbent article having a composite absorbent core
US5853402A · kind A · utility
Assignee
Inventors
Key dates
| Filing date | Feb 26, 1997 |
| Grant date | Dec 29, 1998 |
| Priority date | — |
| Expiry date | Feb 26, 2017 |
Classification
- Technology area (CPC A)Human Necessities
- CPC primaryA61F2013/53791
- WIPO fieldMedical technology
- WIPO sectorInstruments
Abstract
Disclosed is a distinctive composite absorbent core and an absorbent article incorporating the same. The absorbent core comprises at least one absorbent portion and at least one porous resilient portion. The porous resilient portion is located adjacent the absorbent portion and has a wet compression recovery of at least about 85 percent. The porous resilient portion may have a basis weight of from about 50 to about 250 grams per square meter and a density of not more than about 0.050 grams per cubic centimeter. In a particular aspect, the porous resilient portion has a mean pore size of at least about 1.50 millimeters. In a particular aspect, the absorbent article incorporates the absorbent core and has an absorbent core crotch width dimension which may be no more than about 6.35 centimeters. In another particular aspect, the absorbent article also has a fluid intake rate of at least about 10 milliliters per second.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.