用燃烧瓶法测定聚合物中氯含量的影响因素  

Factors of influencing the determination of chlorine content in polymers by combustion bottle method

作　　者：齐玉林 高旭东 荣兴 QI Yulin;GAO Xudong;Rongxing(Jinxi Chemical Research Institute Co.,Ltd.,Huludao 125000,China)

机构地区：[1]锦西化工研究院有限公司氯碱中心,辽宁葫芦岛125000 [2]锦西化工研究院有限公司,辽宁葫芦岛125000

出　　处：《聚氯乙烯》2021年第4期33-35,共3页Polyvinyl Chloride

摘　　要：采用GB/T7139-2002《塑料氯乙烯均聚和共聚树脂氯含量的测定》的燃烧瓶法检测含氯聚合物的氯含量,从燃烧过程、称样量、滴定终点控制等方面探讨了造成测定结果产生偏差的因素。The chlorine content of chlorinated polymers was determined by the combustion flask method specified by GB/T 7139—2002 Plastics-vinyl chloride homopolymers and copolymers-Determination of chlorine content.Factors causing the deviation of the determination results were discussed from the aspects of combustion process,sample weighing and the control of titration end point.

关 键 词：含氯聚合物 氯含量 测定 偏差 燃烧瓶法 

分 类 号：TQ325.3[化学工程—合成树脂塑料工业] TQ014