Absorbent articles having a breathable stretch laminate
US7806883B2 · kind B2 · utility
68Cited by
65References
11Claims
0Family size
Assignee
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Key dates
| Filing date | Jan 17, 2006 |
| Grant date | Oct 5, 2010 |
| Priority date | — |
| Expiry date | Jun 24, 2027 |
Classification
- Technology area (CPC B)Performing Operations; Transporting
- CPC primaryB32B2555/02
- WIPO fieldSurface technology, coating
- WIPO sectorChemistry
Abstract
An absorbent article may comprise a topsheet; a backsheet joined with the topsheet; an absorbent core between the topsheet and backsheet; and an elastic element comprising a breathable stretch laminate. The breathable stretch laminate may comprise a first substrate; and an elastic member joined to the first substrate, wherein said elastic member comprises a polyurethane. The breathable stretch laminate may exhibit a MVTR greater than about 300 grams per square meter per 24 hours and a force relaxation of less than about 50% after about 10 hours at 100° F. and 50% elongation.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.