COATING METHOD FOR HOLLOW PART OF MOLD

摘要

PROBLEM TO BE SOLVED: To prevent a releasant to be applied from being separated from a mold. SOLUTION: This coating method for a releasant on a hollow part of a mold 21 comprises a process wherein a first layer 23 composed of a material having strong binding power to the mold 21 is applied to the hollow part 22 of the mold, a process wherein a second layer 24 composed of a material having strong binding power to the material of the first layer 23 is formed on the first layer 23, and a process wherein a third layer 25 composed of a material by which the mold 21 having strong binding power to the material of the second layer 24 is easily separated from a molded product is formed on the second layer 24.