| 摘要 |
PROBLEM TO BE SOLVED: To provide a cutting blade having superior water resistance and durability and showing good and stable cutting performance, and a roll carton with the cutting blade. SOLUTION: The cutting blade 2, which is formed by hardening a paper substrate impregnated with a wet hardening silicon acrylic resin formed by mixing a main agent of at least a third-class amino group contained acrylic resin and a hardening agent of an epoxy group contained silicon compound, is adhered to the roll carton 1.
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