Disposable absorbent hygiene product with topsheet and acquisition layer
US11925536B2 · kind B2 · utility
Assignee
Inventors
Key dates
| Filing date | Mar 26, 2018 |
| Grant date | Mar 12, 2024 |
| Priority date | — |
| Expiry date | Jun 24, 2040 |
Classification
- Technology area (CPC A)Human Necessities
- CPC primaryA61F2013/5355
- WIPO fieldMedical technology
- WIPO sectorInstruments
Abstract
A disposable absorbent hygiene product is provided, including a main part having a body facing surface intended to face the body of a user and a garment facing surface intended to face away from the body of a user. The main part includes a liquid permeable topsheet at the body facing surface, a liquid impermeable backsheet at the garment facing surface, and an absorbent assembly arranged between the topsheet and the backsheet. The liquid permeable topsheet material includes a hydrophilically treated polypropylene spunbond nonwoven or spunbond/meltblown composite nonwoven, having a basis weight of from 8 to 20 g/m2. An acquisition layer material is provided sandwiched between said topsheet and said absorbent assembly, being an through air bonded nonwoven.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.