Biodegradable starch resin and method for making same
US7071249B2 · kind B2 · utility
12Cited by
19References
27Claims
0Family size
Inventors
Key dates
| Filing date | Oct 5, 2001 |
| Grant date | Jul 4, 2006 |
| Priority date | — |
| Expiry date | May 17, 2022 |
Classification
- Technology area (CPC C)Chemistry; Metallurgy
- CPC primaryC08L3/02
- WIPO fieldOther consumer goods
- WIPO sectorOther fields
Abstract
The present invention relates generally to biodegradable compositions containing starch, especially in combination with a polymer containing pendant carboxylic acid groups, a polyolefin homopolymer or copolymer, water, an oil component, and other optional components, including (co)polymers, additives, and/or fillers. These biodegradable compositions may preferably be used in footwear articles and smoking-related filters.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.