Extensible composite nonwoven fabrics
US5804286A · kind A · utility
110Cited by
4References
61Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Aug 27, 1996 |
| Grant date | Sep 8, 1998 |
| Priority date | — |
| Expiry date | Aug 27, 2016 |
Classification
- Technology area (CPC Y)Emerging Cross-Sectional Technologies
- CPC primaryY10T442/681
- WIPO fieldMedical technology
- WIPO sectorInstruments
Abstract
A fabric comprising at least two layers wherein at least one layer is an extensible, bonded non-woven composed of a fiber comprising multiple different polymers such as a fiber comprising isotactic polypropylene, polyethylene and a block or grafted polyolefin copolymer or terpolymer which is at least partially miscible with said polypropylene and polyethylene.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.