abstract |
The present invention relates to a food packaging container including a foamed sheet having a density in the range of 300 kg/m 3 to 700 kg/m 3 and satisfying H/D≥0.7 (H: depth of storage portion, D: diameter of opening portion) and the same According to the preparation method, the food packaging container of the present invention has the advantages of uniform thickness, excellent heat resistance and thermal barrier properties. |