造纸湿部化学小百科CD部分NCStateWWWServer.PDFVIP

SURVEY 纵横 中图分类号： 文献标志码： 文章编号： TS7 E 1007-9211(2016)16-0079-04 造纸湿部化学小百科（C、D部分） ⊙ [著] Martin A. Hubbe教授，美国北卡罗莱纳州立大学森林生物材料系 [译] 王立军教授, 浙江科技学院轻化工程系 MMini-encyclopedia of papermaking wet-end chemistryini-encyclopedia of papermaking wet-end chemistry ⊙Authored by Professor Martin A. Hubbe (Department of Forest Biomaterials, North Carolina State University) Translated by Professor WANG Li-jun (Department of Papermaking Science Engineering, Zhejiang University of Science Technology) Term 用语 Definition 释义 C Calcium carbonate A white mineral filler, tending buffer the pH in the alkaline range, that is available as ground limestone (GCC) and in various shapes as precipitated calcium carbonate (PCC). 碳酸钙 一类白色的矿物填料，能将pH值缓冲在碱性范围，分为研磨碳酸钙（GCC）和沉淀碳酸钙（PCC） 两种，后者具有多种不同的形态。 Carboxyl group The -COOH functional group, common on fiber surfaces, that dissociates to form a negative charge, especially at pH4. 羧基基团 -COOH官能团，普遍存在于纤维表面，电解后形成负电荷，特别是pH＞4的情况下。 Carry-over Substances released from fibers during pulping that fail to be removed during washing. 残余物 制浆过程中从纤维中分离出来但未被洗涤去除的物质（这些物质依然被夹带在纸浆中。 Cationic Having a positive charge (usually balanced by counter-ions in the adjacent solution). 阳离子性的 表示带有正电荷特性的（溶液中其电性通常由相邻的反离子平衡）。 Cationic demand The amount of positively charged polymer needed to titrate a given aqueous suspension of fibers or colloidal matter to zero zeta potential. 阳离子需求量 将给定的纤维悬浮液或胶体物质的电位滴定到0时需要消耗的阳离子聚合物的量。 Cationi