In this paper, bromized polystyrene flame retardant was synthesized by electrophilic substitution of waste polystrene with bromine using aluminium ehlorid as catalyst.
本文利用三氯化铝作催化
,废聚苯乙烯与
电取代反应合成化聚苯乙烯阻燃。
化；用处理In this paper, bromized polystyrene flame retardant was synthesized by electrophilic substitution of waste polystrene with bromine using aluminium ehlorid as catalyst.
本文利用三氯化铝作催化,废聚苯乙烯与电取代反应合成化聚苯乙烯阻燃。
：以上例句、词性分类均由互联网资源自动
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