Photosensitive compound (PAC) is a commonly used photosensitive material for photoresist. my country’s enthusiasm for research and development continues to rise.

Photosensitive compound (PAC) refers to a compound containing naphthoquinone diazonium component that can produce chemical and physical changes internally after absorbing light energy. Photosensitive compounds have the characteristics of good photosensitivity and high photochemical activity, and have broad application prospects in the electronic and electrical fields. Diazonaphthoquinone (DNQ), phenolic skeleton compounds, etc. are the main…