abstract |
The coating composition of the present invention comprises an ionic polymer (a), a moisture absorbent (b) and a solvent, wherein the moisture absorbent (b) is a crosslinked particle of a monovalent metal salt of poly (meth) (a) in an amount of 75 to 700 parts by mass per 100 parts by mass of the component (a). With this coating composition, a coating film showing excellent moisture absorption characteristics, transparency and surface smoothness can be formed. |