Absorbent open network structure
US4235237A · kind A · utility
100Cited by
12References
1Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | May 8, 1978 |
| Grant date | Nov 25, 1980 |
| Priority date | — |
| Expiry date | May 8, 1998 |
Classification
- Technology area (CPC A)Human Necessities
- CPC primaryA61F2013/530496
- WIPO fieldMedical technology
- WIPO sectorInstruments
Abstract
An absorbent open network has water-insoluble but water-swellable particles spaced from one another but integral with the network to provide an absorbent structure which is useful as an element in a disposable, body fluid-absorbing article, such as a disposable diaper, sanitary napkin, or the like. Also disclosed are methods for making the absorbent open network structure, and disposable diapers incorporating such absorbent structures.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.