It is the key to product high brightness pulp in efficiency that using suitable bleaching agents. 如何合理使用无氯漂剂,是实现高效率、高白度漂白的关键。
This paper deals with the formation of radicals during pulp bleaching with well used bleaching agents. The relation between radicals and transition metal ions, and effect of radicals on delignification and carbohydrate depolymerization are discussed. 论述在纸浆的常用漂白剂漂白过程中自由基的产生、自由基与过渡金属离子的关系,自由基的漂白作用及其对碳水化合物的影响等。
Bleaching and decolorizing of deinked pulp of colored office waste by using several bleaching agents were investigated. 针对彩色办公废纸脱墨浆的特点,选用了几种漂剂(H2O2、保险粉、FAS),研究了其漂白与脱色效果。
The conventional oxygen bleaching of Soda_AQ wheat straw pulp was studied. The pretreatment before oxygen bleaching with sulfuric acid chelating agents were conducted, and the pulp was analyzed by means of spectrometers. 进行了Soda&AQ麦草浆的常规氧气漂白、漂前预处理试验,以及有关浆样的原子吸收光谱、红外光谱研究。