Biodegradable polymeric compositions based on starch and thermoplastic polymers
US5412005A · kind A · utility
141Cited by
9References
27Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Apr 30, 1992 |
| Grant date | May 2, 1995 |
| Priority date | — |
| Expiry date | Apr 30, 2012 |
Classification
- Technology area (CPC C)Chemistry; Metallurgy
- CPC primaryC08L2201/06
- WIPO fieldChemical engineering
- WIPO sectorChemistry
Abstract
The biodegradable polymeric compositions comprise a starch based component and a polymeric component comprising polymers of hydroxyacids or mixtures thereof with polymers deriving from ethylenically unsaturated monomers, particularly polymers of ethylene-vinylalcohol or polyvinylalcohol.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.