Tacky, hydrophilic gel dressings and products therefrom
US5156601A · kind A · utility
46Cited by
12References
20Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Mar 20, 1991 |
| Grant date | Oct 20, 1992 |
| Priority date | — |
| Expiry date | Mar 20, 2011 |
Classification
- Technology area (CPC A)Human Necessities
- CPC primaryA61P31/04
- WIPO fieldPharmaceuticals
- WIPO sectorChemistry
Abstract
A dressing includes a stable, tacky gel of polyurethane and poly(N-vinyl lactam), the poly(N-vinyl lactam) having a K-value of at least about 60 and mole equivalents of acid groups above about 1.4. The dressing may also include a substrate and various additives incorporated with the gel.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.