Biomedical Engineering Reference
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materials with water vapor resistance comparable to the ones provided by some con-
ventional plastics. On the basis of these sorption results, PHBV polymers are promis-
ing materials for disposable packaging applications as it is also biodegradable.
Figure 8. Water Vapor Sorption of PHBV Polymers Reported at Three Water Activities Compared to
Common Polymers and Others Polyesters At 25°C.
Recalculated from the original papers.
Source: Miguel, 1999a; Oliveira, 2006; Gouanve, 2007; Guptaa, 2007.
Note: PHBVX correspond to PHBV with X mol % of hydroxyvalerate units.
 
 
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