A specific type of carbazole photoinitiator is capable of providing radiation curable compositions that are curable by UV LEDs and do not exhibit an unstable yellowing behaviour in an image upon storage like ITX.
一种特定类型的
咔唑光
引发剂能够提供辐射可固化组合物,这些组合物可以通过UV LED固化,并且不像ITX那样在储存过程中在图像上表现出不稳定的黄变行为。