This paper introduces the bleaching method of deinked pulp, the preparation, physical_chemical properties and decolorizing mechanism of formamidine sulfinic acid, and the experiment of FAS bleaching of deinked pulp. 简要介绍了废纸浆的漂白方法、甲脒亚磺酸(FAS)的制备原理、物理化学性质及漂白脱色机理,还介绍了用FAS漂白旧新闻纸脱墨浆的实验情况。
Formamidine Sulfinic Acid Bleaching of DIP and Acidifying Treatment of Bleached Pulp 脱墨浆甲脒亚磺酸漂白及酸化处理
Study on the Formamidine Sulfinic Acid ( FAS) Bleaching of Deinked Pulp 甲脒亚磺酸漂白废纸脱墨浆的试验研究
Studies on the organic precipitants for zirconium ⅰ. ortho-nitrobenzene sulfinic acid 锆的有机沉淀剂研究Ⅰ.隣硝基苯亚磺酸
Ortho nitrobenzene sulfinic acid precipitates zirconium quantitatively from hydrochloric acid solutions not stronger than 0.6N. 邻-硝基苯亚磺酸在0.4N盐酸溶液中与锆离子生成淡黄色絮状沉淀。