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Laminated antifouling coating film, substrate with laminated antifouling coating film and its manufacturing method, coating kit for laminated antifouling coating film formation, upper antifouling coating composition and antifouling method
Laminated antifouling coating film, substrate with laminated antifouling coating film and its manufacturing method, coating kit for laminated antifouling coating film formation, upper antifouling coating composition and antifouling method
A laminated antifouling coating film obtained by laminating a lower layer antifouling coating film (X) and an upper layer antifouling coating film (Y), wherein the lower layer antifouling coating film (X) is a hydrolyzable polymer (A1). ) And an organic antifouling agent (B1), the top coat antifouling coating film (Y) contains a hydrolyzable polymer (A2), and the organic antifouling agent (B1) is 4-bromo. At least one selected from 2-(4-chlorophenyl)-5-(trifluoromethyl)-1H-pyrrole-3-carbonitrile and 4,5-dichloro-2-n-octyl-4-isothiazolin-3-one. It is a laminated antifouling coating film.
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