浅析PTA产品光学质量及其影响因素  

Study on PTA optical quality features and effect

作　　者：黎明[1] 

机构地区：[1]仪征化纤股份有限公司化工厂,江苏仪征211900

出　　处：《合成技术及应用》2002年第4期47-50,共4页Synthetic Technology & Application

摘　　要：浅析PTA产品光学质量的不同指标的含义和形成机理 ,同时阐述实际生产中PTA产品光学质量的影响因素。指出在满足PX质量要求的前提下 ,通过在氧化反应过程中加强对粗TA光学密度的控制 ,可保证PTA产品的b 值 。Several crucial features of PTA optical quality and the mechanism of the features were introduced.The process factors related to the features were analyzed.The conclusion was drawn that PTA b -value can be controlled to satisfy the requirement of the customers by means of adjusting the optical density of crude terephthalic acid in the oxidation process.

关 键 词：PTA产品 光学质量 影响因素 精对苯二甲酸 

分 类 号：TQ242[化学工程—有机化工]