阴离子垃圾对新闻纸性能的影响及减轻影响的措施

被引:15
作者
刘忠
机构
[1] 天津轻工业学院 天津
关键词
阴离子垃圾; 新闻纸性能; DCS; 白水; 机械浆;
D O I
暂无
中图分类号
TS749 [各种纸浆];
学科分类号
082201 ; 082903 ;
摘要
本文论述了新闻纸纸料中阴离子垃圾的来源及对新闻纸性能的影响,以及减轻阴离子垃圾对新闻纸影响的措施。新闻纸纸料中的阴离子垃圾主要来源于机械浆的漂白,其主要成分可分为两大类,即溶解物质和胶体物质。这两类物质对新闻纸性能的影响不同,胶体物质对抗张强度影响最大,而溶解物质对耐破指数、松厚度及透气度影响最大。另外,不同纸料对相同成分的白水的敏感性不同。机械浆用过氧化氢漂白后,经挤浆设备脱水或酸处理能有效地降低阴离子垃圾。
引用
收藏
页码:13 / 16
页数:4
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