【摘 要】
:
用接枝单体和引发剂的溶液浸渍聚乙烯(PE),然后除去有机溶剂,热引发接枝改性聚乙烯。考察了以甲基丙烯酸缩水甘油酯(GMA)为第一单体、苯乙烯(St))为共单体、过氧化苯甲酰(BPO
【机 构】
:
东北石油大学化学化工学院石油与天然气化工省重点实验室,
论文部分内容阅读
用接枝单体和引发剂的溶液浸渍聚乙烯(PE),然后除去有机溶剂,热引发接枝改性聚乙烯。考察了以甲基丙烯酸缩水甘油酯(GMA)为第一单体、苯乙烯(St))为共单体、过氧化苯甲酰(BPO)为引发剂时,单体投料量、浸渍时间和反应温度等因素对接枝反应的影响,并用红外光谱对接枝产物进行了表征。结果表明:当接枝单体投料量为7.0%、界面剂用量为17.2%时,室温下浸渍6 h,于100℃反应2 h得到接枝率为6.43%的接枝产物。
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