摘要
用自由基捕捉剂1,1-二苯基-2-三硝基苯肼(DPPH)对等离子体引发水溶液体系聚合时体系中的自由基浓度进行了测定.发现在等离子体引发水溶液聚合体系中,自由基浓度随放电功率,放电时间的增加而增加,而且当体系中加入单体后,在同样的条件下体系中的自由基浓度比未加单体时的浓度高.
The radical concentration has been determined by DPPH in the reaction of plasma ini- tiation aqueous polymerization. It discovered that in the reaction system the radical concentration increased when the discharge power and discharge time increase. The radical concentration is high when the monomer existed in the reaction system.
出处
《苏州大学学报(自然科学版)》
CAS
1999年第3期73-77,共5页
Journal of Soochow University(Natural Science Edition)