Extremely high liquid barrier fabrics
US8658548B2 · kind B2 · utility
1Cited by
24References
15Claims
0Family size
Assignee
Inventor
Key dates
| Filing date | Mar 28, 2011 |
| Grant date | Feb 25, 2014 |
| Priority date | — |
| Expiry date | Apr 23, 2031 |
Classification
- Technology area (CPC Y)Emerging Cross-Sectional Technologies
- CPC primaryY10T442/681
- WIPO fieldSurface technology, coating
- WIPO sectorChemistry
Abstract
One embodiment of the present invention is a nonwoven fabric comprising a support web and a fibrous barrier web, having a hydrohead of at least about 145 cm and a Frazier permeability of at least about 0.3 m3/m2-min.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.