稀土在硫酸盐木浆氧漂中的应用  

Study on Application of Rare Earth in Oxygen Bleaching of Kraft Pulp

作　　者：刘长恩[1] 刘贵生[1] 蒲云桥[1] 岳金权[1] 

机构地区：[1]东北林业大学

出　　处：《稀土》1997年第4期33-37,共5页Chinese Rare Earths

基　　金：国家自然科学基金

摘　　要：在阔叶木硫酸盐浆的氧漂处理中，对稀土络合物的应用进行了试验和研究。确定了稀土助剂用于硫酸盐浆氧漂的工艺条件，并研究了稀土的行为。结果表明，稀土具有阻抑碳水化合物降解的作用，漂后纸浆白度和得率提高、强度性能有所改善。Applicaion of rare earth complex compound was studied in oxygen bleaching of kraft pulp.The technical condition was given in the experiment and the behaviour of rare earth was discussed .The results showed rare earth was effective as an inhibitor upon the degradation of carbohydrates during oxygen bleaching.The brightness,yield and strength properties of pulp were improved.

关 键 词：稀土配合物 硫酸盐浆 氧漂 纸浆漂白 保护剂 

分 类 号：TS745[轻工技术与工程—制浆造纸工程] TS727.1