Disposable diaper with crotch elastics and lateral sealing coating
US5100398A · kind A · utility
Assignee
Inventors
Key dates
| Filing date | Jul 27, 1988 |
| Grant date | Mar 31, 1992 |
| Priority date | — |
| Expiry date | Jul 27, 2008 |
Classification
- Technology area (CPC A)Human Necessities
- CPC primaryA61F13/49017
- WIPO fieldMedical technology
- WIPO sectorInstruments
Abstract
Disposable diaper for incontinent children or adults, of the type comprising an outer enclosure (1) impervious to liquids, an absorbent pad (11) fastened inside the impervious enclosure, set back in relation to the outer edges of the impervious enclosure, so as to leave a lateral border (12) remaining on each side of the pad, an internal permeable sheet (17) overlapping the inner face of the impervious enclosure and the absorbent pad, at least one lateral elastic member (8) fastened by adhesive bonding in the stretched state in a median transverse region of each lateral border of the impervious enclosure and two bands (16) of flexible sheet which are fastened to the impervious enclosure so that each band encloses a lateral elastic member (8) in an insulating sheath extending over the whole length of the impervious enclosure, characterized in that the lateral regions of the internal permeable sheet are covered over with a coating (19) of a sealing material which is liquid at high temperature and which, after cooling, forms a barrier against the propagation of liquids, within the thickness of the said permeable sheet (17), the said coating being produced as far as the parts of the pe…
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.