This invention discloses a novel cationic photoinitiator and a preparation method and use thereof. The cationic photoinitiator has a structure as represented by general formula (I) below. It can match a longer absorption wavelength in the process of application and has an outstanding photosensitive property, and has characteristics of no proneness to migration and good yellowing resistance.
本发明公开了一种新型阳离子光
引发剂及其制备方法和用途。该阳离子光
引发剂具有如下通式(I)所表示的结构。它在应用过程中可以匹配较长的吸收波长,具有优异的光敏性,并且具有不易迁移、耐黄变性好等特点。