Facing for absorptive articles and process for making it
US4704112A · kind A · utility
Assignee
Inventors
Key dates
| Filing date | Feb 3, 1986 |
| Grant date | Nov 3, 1987 |
| Priority date | — |
| Expiry date | Feb 3, 2006 |
Classification
- Technology area (CPC A)Human Necessities
- CPC primaryA61F2013/53966
- WIPO fieldMedical technology
- WIPO sectorInstruments
Abstract
Facing for absorptive articles comprising non-woven fabric having two layers of different fibre-compositions, i.e., a first layer defining a surface to be in contact with the wearer's skin and having a pattern of apertures, and a second layer defined a rear side with respect to said surface and having no aperture. Process for making said facing comprising steps forming said first layer by subjecting fibrous web to high velocity water jet treatment on a support carring thereon aperture formation element, forming said second layer by subjecting fibrous web to said treatment or heat fusion treatment, and simultaneously combining said first layer integrally with said second layer with either of said treatments (FIG. 1).
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.