| abstract |
PROBLEM TO BE SOLVED: To provide a coating composition excellent in continuously preventing soiling due to generation of bacteria and fungi (mold, yeast) generated in a water-surrounding region without coloring an applied site. [Solution] The coating composition of the present invention comprises a salt of zinc (II) ions, polyacrylamide and water as a solvent, wherein the salt is 0.01 mM or more and 100 mM or less, and polyacrylamide is 0.001 with respect to the liquid agent. The ratio of the substance amount (mol) of the salt to the substance amount (mol) of the unit structure of polyacrylamide is 1/100 or more and 10 or less. . [Selection] Figure 3 |