Absorbent polymer compositions having high sorption capacities under an applied pressure and improved integrity when wet
US6121509A · kind A · utility
144Cited by
11References
41Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Jan 7, 1998 |
| Grant date | Sep 19, 2000 |
| Priority date | — |
| Expiry date | Jan 7, 2018 |
Classification
- Technology area (CPC Y)Emerging Cross-Sectional Technologies
- CPC primaryY10T442/3976
- WIPO fieldMedical technology
- WIPO sectorInstruments
Abstract
Disclosed in the present application are absorbent materials useful in the containment of body fluids such as urine. In particular, the invention relates to absorbent polymer compositions having excellent absorbency performance properties in terms of absorbent capacity under a confining pressure of 0.7 psi, as well has excellent integrity in the swollen state. The invention further relates to absorbent members comprising these absorbent polymer compositions, and to absorbent articles comprising the absorbent members.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.