$NO_2$-BAP 감광기를 갖는 광중합체의 감광특성에 관한 연구

A Study on the Photosensitivities of Nitro Substituted Benzalacetophenone Group

Packing in printing work os caused by mutual relations with trapping, ink and damping water, or by the expansion and contraction in the image and tone reproduction. According to changing of packing quantity, we find an error between them as the result of comparison between theoretical value and experimental value in the expansion and contraction of image.