| 摘要 |
A game ball has a surface and a UV curable ink, or cured such ink, adhered to that surface, the ink comprising: at last one UV curable resin; at least one colouring agent; at least one photoinitiator for initiating polymerisation of said at least one curable resin; wherein said at least one UV curable resin comprises at least one oligomer. In the examples, the oligomer is a urethane acrylate oligomer, mixed with hexane diol diacrylate and the ball is a golf ball. |
