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alpha olefins
释义
alpha olefins
Encyclopedia
工学
α-烯烃
释
alpha olefins
α-烯烃
双键在开链分子链端部的单烯烃。分子式RCH═CH2,其中R为烷基。若R为直链烷基,则称为直链α-烯烃。丙烯等低碳烯烃也属α-烯烃的范畴,但工业上所称的α-烯烃通常碳原子数为4或6以上。作为工业产品的α-烯烃,碳数范围分布很宽(C4~C40)。主要用作共聚单体或用于合成洗涤剂醇、增塑剂醇、润滑油添加剂等精细化工产品。
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