Multicomponent superabsorbent fibers
US6342298B1 · kind B1 · utility
27Cited by
80References
22Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Mar 22, 1999 |
| Grant date | Jan 29, 2002 |
| Priority date | — |
| Expiry date | Mar 22, 2019 |
Classification
- Technology area (CPC Y)Emerging Cross-Sectional Technologies
- CPC primaryY10T428/2931
- WIPO fieldMedical technology
- WIPO sectorInstruments
Abstract
Multicomponent superabsorbent fibers are disclosed. The multicomponent fibers comprise at least one acidic water-absorbing resin and at least one basic water-absorbing resin. Each fiber contains at least one microdomain of the acidic resin in contact with, or in close proximity to, at least one microdomain of the basic resin. Blends of multicomponent superabsorbent fibers with particles of a second water-absorbing resin also are disclosed. Articles containing the multicomponent superabsorbent fibers also are disclosed.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.