Thermoplastic film structures having improved barrier and mechanical properties
US6709759B2 · kind B2 · utility
20Cited by
43References
16Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Apr 8, 2002 |
| Grant date | Mar 23, 2004 |
| Priority date | — |
| Expiry date | Apr 8, 2022 |
Classification
- Technology area (CPC Y)Emerging Cross-Sectional Technologies
- CPC primaryY10T428/31913
- WIPO fieldSurface technology, coating
- WIPO sectorChemistry
Abstract
The present invention relates to thermoplastic film structures having improved barrier and/or mechanical properties and methods for making the film structures. These improvements are achieved by incorporating into the thermoplastic film structures a polymeric nanocomposite comprising a polymer and nanosize particles of a modified clay.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.