用密度泛函B3LYP方法研究了过渡金属钐类卡宾与乙烯的环丙烷化反应的机理。
The cyclopropanation reaction of ethylene with samarium (II) carbenoid was studied by means of the B3LYP hybrid density functional method.
用四溴双酚a、环氧氯丙烷和丙烯酸为原料合成了阻燃型乙烯基酯树脂，其阻燃性能良好。
Flame retardant vinyl ester resin using tetrabromo bisphenol a, epichlorohydrin, acrylic acid as raw materials was also synthesized, Its flame retardant property was excellent.
以三甲胺、环氧氯丙烷和聚乙烯醇为原料，合成出季铵型阳离子聚乙烯醇。
Using trimethylamine, epoxy chloropropane and poly (vinyl alcohol) as materials, the quaternary cationic poly (vinyl alcohol) was synthesized.
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