Biodegradable and breathable film
US8466337B2 · kind B2 · utility
30Cited by
16References
18Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Dec 22, 2009 |
| Grant date | Jun 18, 2013 |
| Priority date | — |
| Expiry date | Jul 23, 2031 |
Classification
- Technology area (CPC Y)Emerging Cross-Sectional Technologies
- CPC primaryY10T428/249953
- WIPO fieldMedical technology
- WIPO sectorInstruments
Abstract
Breathable and biodegradable polymeric film materials of the invention are highly suitable for use in personal care absorbent articles and other articles. The film includes a biodegradable polymer resin, a thermoplastic starch, a filler and optionally, a protein. The breathable film has a renewable natural polymer component.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.