Biodegradable aliphatic-aromatic copolyester
US8193300B2 · kind B2 · utility
2Cited by
7References
18Claims
0Family size
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Key dates
| Filing date | Mar 17, 2006 |
| Grant date | Jun 5, 2012 |
| Priority date | — |
| Expiry date | Mar 17, 2026 |
Classification
- Technology area (CPC Y)Emerging Cross-Sectional Technologies
- CPC primaryY10T428/31786
- WIPO fieldMacromolecular chemistry, polymers
- WIPO sectorChemistry
Abstract
Biodegradable aliphatic/aromatic copolyester comprising 49 to 66 mol % of an aromatic polyfunctional acid; 51 to 34 mol % of an aliphatic acid, at least 70% of which is sebacic acid; and butandiol; and blends containing such copolyester.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.