电导滴定法测定聚酯浆料中对苯二甲酸含量  

Determination of p-Phthalic Acid in Polyester Paste by Conductimetric Titration

作　　者：刘成勤 胡玉泽 

机构地区：[1]辽阳石油化工高等专科学校

出　　处：《云南化工》1999年第2期31-32,62,共3页Yunnan Chemical Technology

摘　　要：对苯二甲酸溶解于氨水，并形成Ｈ４ＮＯＯＣ－－ＣＯＯＮＨ４，用ＮａＯＨ标准溶液进行电导滴定，求得对苯二甲酸的含量。本方法简便、准确、重现性好，用于聚酯浆料中对苯二甲酸含量的测定。p-Phthalic acid in polyester paste was dissolved in ammonia and p-phthalic acid diammonium was formed.p-Phthalic acid was determined by conductimetric titration using standard sodium hydroxide solution as titrant.This method is simple,accurate and reproducible.It has been applied to the determination of p-phthalic acid in polyester paste with satisfactory results.

关 键 词：浆料 对苯二甲酸 电导滴定 聚酯 滴定 

分 类 号：TQ323.407[化学工程—合成树脂塑料工业] O657.11[理学—分析化学]