| 摘要 |
PROBLEM TO BE SOLVED: To provide a polyisocyanate composition capable of providing a polyurethane resin having excellent quick drying property, quick curing property and weather resistance.SOLUTION: There is provided a polyisocyanate composition containing a xylylene diisocyanate derivative consisting of only xylylene diisocyanate and a hexamethylene diisocyanate derivative consisting of only hexamethylene diisocyanate, where the xylylene diisocyanate derivative consists of only isocyanurate derivative, the hexamethylene diisocyanate derivative consists of only isocyanurate derivative, the percentage content of the xylylene diisocyanate derivative is 5 to 75 pts.mass and the percentage content of the hexamethylene diisocyanate derivative is 95 to 25 pts.mass based on 100 pts.mass of total amount of the polyisocyanate composition.SELECTED DRAWING: None |
