低温等离子体辐射聚氨酯表面自由基浓度的研究
Journal of Tianjin Polytechnic University(2007)
Abstract
利用TEMPO(2,2,6,6-四甲基哌啶-1-氧自由基)法测定了经氮气低温等离子体处理后的聚氨酯膜表面自由基的浓度,而后引发聚氨酯与丙烯酸的接枝聚合以验证TEMPO法的可行性,探讨了等离子处理条件对自由基浓度和接枝率的影响.实验结果表明,自由基浓度的测定值与实验接枝率的变化规律基本吻合.
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Key words
Graft copolymer,Plasma,Radicals,TEMPO
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