Controlled release system including a gas or volatile encapsulated in a polymeric support and a matrix system, a method of preparing the system, and their use

摘要

A controlled release system includes a polymeric support, wherein the polymeric support is biodegradable; a polymeric matrix, wherein the polymeric matrix includes polyhydroalkanoate; and encapsulated gases or volatiles; and a controlled release system includes a polymeric support; a polymeric matrix, wherein the polymeric matrix includes (poly-3-hydroxybutyrate-co-3-hydroxyvalerate) and poly (ε-caprolactone); and encapsulated gases or volatiles.