Hydrophile adhesive mass
US6051748A · kind A · utility
Assignee
Inventors
Key dates
| Filing date | May 15, 1998 |
| Grant date | Apr 18, 2000 |
| Priority date | — |
| Expiry date | May 15, 2018 |
Classification
- Technology area (CPC Y)Emerging Cross-Sectional Technologies
- CPC primaryY10T428/2883
- WIPO fieldMedical technology
- WIPO sectorInstruments
Abstract
The invention concerns a novel hydrophile adhesive mass to be used for medical purposes characterised in that said hydrophile adhesive mass comprises: PA1 (a) 10 to 35 parts by weight of sequenced poly(styrene/olefin/styrene) copolymer, in particular poly(styrene/isoprene/styrene), PA1 (b) 20 to 50 parts by weight of a tackifier resin, PA1 (c) 2 to 15 parts by weight of an acrylate polymer with a glass temperature less than -20.degree. C., PA1 (d) 2 to 25 parts by weight of a plasticizer, in particular a plasticizing oil, PA1 (e) 20 to 50 parts by weight of a hydrocolloid, PA1 (f) 0.1 to 2 parts by weight of at least one antioxidant. The invention also concerns the use of this adhesive mass for making protective bandages, in particular for treating blisters, skin-deep dermo-epidermic lesions, exudative wounds and burns.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.