REFRIGERATOR AND METHOD OF MANUFACTURING THE SAME

摘要

A refrigerator uses a vacuum heat insulation material. The refrigerator includes a door including a space part having a predetermined volume and a housing having a hole to allow communication between inner and outer sides of the space part. The space part includes, as a core material, an open cell polyurethane foam formed by a foam material injected via the hole to fill the space part.

主权项

1. A refrigerator comprising:
a main body; a storage compartment defined in the main body; and a door configured to selectively open or close the storage compartment, wherein the door comprises:
a housing that defines an external appearance of the door and that has a space part within the housing to define an interior space of the door;a hole that allows communication between inner and outer sides of the space part; andan open cell polyurethane foam that is filled in the space part by introducing a foam material into the space part through the hole, wherein the space part is vacuum evacuated and sealed in a state in which the space part is filled with the open cell polyurethane foam.