Formyl formate coumarin compound, preparation method and application thereof and photoinitiator composition containing formyl formate coumarin compound

The invention relates to a 3-formyl formate coumarin compound of (I), a preparation method and application thereof, a photoinitiator composition and a photocurable composition containing the 3-formyl formate coumarin compound, a cured material obtained from the photocurable composition and a method for preparing the photocurable material. The compound has obvious advantages in the aspect of photosensitivity, is suitable for being used as a photoinitiator for UV-VIS LED light source curing, can initiate free radical polymerization and can also sensitize onium salt compounds such as iodonium salt or sulfonium salt to initiate cationic polymerization of epoxy monomers and the like. # imgabs0 # 本发明涉及一种(I)的3-甲酰甲酸酯香豆素化合物，其制备方法及其用途、包含其的光引发剂组合物和可光固化组合物、可由该可光固化组合物得到的固化材料以及制备光固化材料的方法。本发明化合物在感光性方面具有明显优势，适合用作UV-VIS LED光源固化的光引发剂，既可以引发自由基聚合又可以敏化鎓盐类化合物如碘鎓盐或硫鎓盐引发环氧单体等发生阳离子聚合。#imgabs0#