Absorbent structure comprising release structure
US11529268B2 · kind B2 · utility
Assignee
Inventors
Key dates
| Filing date | Apr 3, 2017 |
| Grant date | Dec 20, 2022 |
| Priority date | — |
| Expiry date | Jun 7, 2038 |
Classification
- Technology area (CPC A)Human Necessities
- CPC primaryA61F2013/530737
- WIPO fieldMedical technology
- WIPO sectorInstruments
Abstract
An absorbent article comprising a liquid pervious topsheet, a liquid impervious backsheet, and an absorbent structure positioned in between said topsheet and said backsheet, wherein the absorbent structure comprises an absorbent core positioned in between the topsheet and the backsheet, a release structure being positioned in fluid communication with the absorbent core, said absorbent core comprising little to no cellulose fibers and/or fluff pulp and said absorbent core comprising an absorbent polymer material for absorbing and permanently holding fluids received from the topsheet and the release structure, wherein said release structure comprises at least one fibrous substrate structure having the capacity to receive and temporarily hold the fluids in proximity to the absorbent core so that the fluids can subsequently be transferred and released to and absorbed by the absorbent core.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.