| 摘要 |
PROBLEM TO BE SOLVED: To provide a genuine leather product that can be inhibited from yellow discoloration even if it has a high brightness color.SOLUTION: A method for manufacturing a genuine leather product colored with a high brightness color has a step of forming a base coat layer by using a one-pack polyurethane resin and an isocyanate crosslinking agent and crosslinking them, a step of forming a color coat layer on the base coat layer and a step of forming a top coat layer on the color coat layer. In the method, the isocyanate crosslinking agent is contained in an amount of 15-25 wt.% in terms of solids content based on the total of the composition for forming the base coat layer. |
