DUAL OXIME ESTERS PHOTOINITIATOR CONTAINING NITRO, AND PREPARATION METHOD AND USE THEREOF

摘要

Disclosed is a dual oxime esters photoinitiator containing nitro, having a structure as represented by general formula (I). The photoinitiator has excellent application performance in aspects of storage stability, photosensitivity, developing property, pattern integrity and the like, has good adaptability to the UV-LED light source in single wavelength, and exhibits photosensitive property obviously superior to existing photoinitiators under UV-LED irradiation.