Abstract
A biodegradable composition comprising a polymer matrix having distributed substantially uniformly therethrough hollow sphere-like inclusions or microcapsules, said polymer matrix consisting essentially of a water-soluble polymer/polymer-compatible salt complex with said salt present in an amount sufficient to render said polymer insoluble in water and products made by shaping such composition.
Patent Number
5,254,598
Date Of Issue
Inventors
Herman W. Schlameus; Mary C. Marshall; Stephen T. Wellingthoff; Donald J. Mangold; James R. Scott