Clear barrier coating and coated film
US6911255B2 · kind B2 · utility
5Cited by
19References
21Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | May 6, 2002 |
| Grant date | Jun 28, 2005 |
| Priority date | — |
| Expiry date | Aug 25, 2022 |
Classification
- Technology area (CPC Y)Emerging Cross-Sectional Technologies
- CPC primaryY10T428/31971
- WIPO fieldSurface technology, coating
- WIPO sectorChemistry
Abstract
An oxygen barrier coating including polyvinyl alcohol and starch. The coating is applied to polymer film, and shows excellent oxygen barrier properties.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.