Nonwoven web containing shaped fibers
US5314743A · kind A · utility
66Cited by
26References
26Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Dec 17, 1990 |
| Grant date | May 24, 1994 |
| Priority date | — |
| Expiry date | Dec 17, 2010 |
Classification
- Technology area (CPC Y)Emerging Cross-Sectional Technologies
- CPC primaryY10T442/699
- WIPO fieldMedical technology
- WIPO sectorInstruments
Abstract
A nonwoven web for absorbing and transporting a liquid, which web is capable of both interfiber and intrafiber liquid transportation. The web includes shaped fibers, which fibers define a notch, which notch defines an angle alpha such that .alpha.<180.degree.-2.theta. wherein .theta. is the contact angle between said liquid and the shaped fiber. The nonwoven web further includes high-absorbency material in fluid communication with said nonwoven web in an area wherein intrafiber liquid transport occurs.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.