Biodegradable molded hamburger package is made from starch-containing material and has two trays linked by flat connecting strip whose outer surfaces are made from flexible starch-containing material and are free from folds or indentations

摘要

Biodegradable molded hamburger package is made from a starch-containing material and has two trays (2, 3) linked by a flat connecting strip (4). The outer surfaces of this are made from a flexible starch-containing material and it has no folds or indentations.