abstract |
PROBLEM TO BE SOLVED: To provide a manufacturing method of a dual cure type curing agent, a coating system containing the curing agent, use of the coating system, and a substrate coated with the coating agent. The dual cure type curing agent of the present invention comprises at least one diisocyanate or polyisocyanate A, B1) acrylic acid, methacrylic acid and / or dimer acrylic acid and B2) glycidyl methacrylate and / or acrylic acid. Prepared by reacting the reaction product B of glycidyl (B contains less than 0.2% by weight of epoxide). [Selection figure] None |