Film-forming, starchy, polymeric composition and shaped articles, particularly films and sheets, which can be produced from the composition and have a good barrier effect, and a method of producing the articles
US5462980A · kind A · utility
58Cited by
15References
18Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Mar 5, 1993 |
| Grant date | Oct 31, 1995 |
| Priority date | — |
| Expiry date | Mar 5, 2013 |
Classification
- Technology area (CPC C)Chemistry; Metallurgy
- CPC primaryC08L2201/06
- WIPO fieldChemical engineering
- WIPO sectorChemistry
Abstract
The film-forming polymeric compositions described include a synthetic, thermoplastic polymer and a starchy material, with a high amylopectin content; they enable the production of films, sheets and the like having good liquid- and gas-barrier effects and improved mechanical properties.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.