OVERCOAT COATING COMPOSITION FOR INTERIOR, AND INTERIOR COATING COMPOSITION

摘要

In order to suppress the occurrence of white spots on the surface of an interior coating film in a region of high temperature and high humidity, the overcoat coating composition for an interior according to the present invention for applying a finishing coat to an interior coating film has a moisture absorption rate of 2.0% or greater when left for one hour in an environment at 40°C and 90% R. H. The interior coating composition according to the present invention contains a calcium compound and has a moisture absorption rate of 2.0% or greater when left for one hour in an environment at 40°C and 90% R. H.