Multilayer films for ostomy bags
US11479024B2 · kind B2 · utility
0Cited by
12References
16Claims
0Family size
Assignee
Inventor
Key dates
| Filing date | Aug 2, 2018 |
| Grant date | Oct 25, 2022 |
| Priority date | — |
| Expiry date | Dec 15, 2040 |
Classification
- Technology area (CPC B)Performing Operations; Transporting
- CPC primaryB32B2535/00
- WIPO fieldSurface technology, coating
- WIPO sectorChemistry
Abstract
A multilayer film having at least one barrier layer and at least one outer layer, suitable for medical applications, such as ostomy applications, which is effective as barrier for odors and has sufficient properties with respect to provide a pliable, tear resistant with noise damping film is provided. The multilayer film includes polyolefin elastomers, plasticized PVDC, ethylene vinyl acetate copolymers and additives.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.