Polyhydroalkanoate composition exhibiting improved impact resistance
US8642703B2 · kind B2 · utility
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29References
17Claims
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Key dates
| Filing date | Jan 17, 2012 |
| Grant date | Feb 4, 2014 |
| Priority date | — |
| Expiry date | Jan 17, 2032 |
Classification
- Technology area (CPC C)Chemistry; Metallurgy
- CPC primaryC08L55/02
- WIPO fieldMacromolecular chemistry, polymers
- WIPO sectorChemistry
Abstract
A composition including polyhydroxyalkanoic acid (PHA), an elastomeric compound of core-shell type, and an olefinic copolymer including an ethylenic monomer bearing an epoxy function. The PHA composition exhibits improved impact strength.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.