2002 年 39 巻 1 号 p. 62-67
By rapid spread of electronic media centering on the Internet, improvements in printing speed and printability in news paper printing are progressing in recent years. Moreover, correspondence with environment is desired also for related materials such as ink, paper, etc. from the rise of the concern about environmental problems. With change and progress of news-paper printing technology, demands for news offset ink is diversified and technologies have been developed every year as represented by high-viscosity ink and aroma free solvent based ink. Here, we explain about newspaper ink focusing on the latest technical topics.