Toughened poly(hydroxyalkanoic acid) compositions

摘要

Disclosed is a toughened poly(hydroxyalkanoic acid) resin composition comprising poly(hydroxyalkanoic acid) and an impact modifier comprising a core/shell polymer that does not comprise a vinyl aromatic comonomer, having a refractive index not greater than 1.5; wherein the core comprises elastomer and the shell comprises non-elastomeric polymer. Also disclosed are packaging materials and packaged products comprising the composition.