A paper packaging box having a barrier structure made of paper capable of keeping warm and cool and a method for manufacturing the same

摘要

There is provided a paper packaging box capable of warming and cooling, and a method of manufacturing the same, including a paper-made barrier structure. The manufacturing method of a paper packaging box capable of thermal insulation and cold insulation including a barrier film structure made of paper according to an embodiment of the present invention is a method of manufacturing a paper packaging box, comprising the steps of applying a coating agent of a resin composition on a paper layer, And depositing an inorganic material or inorganic oxide to form a barrier layer on the coating layer formed by the method, and drawing out paperboard paper for manufacturing a box including a paper layer, a coating layer, and a barrier layer.