Phenolic resin was modified respectively using four latexes of butyronitrile-butadiene,carboxylic butyronitrile-butadiene,styrene-butadiene and pyridine-butadiene.
采用丁腈、羧基丁腈、丁、丁吡四种胶乳改性酚醛树脂。
Phenolic resin was modified respectively using four latexes of butyronitrile-butadiene,carboxylic butyronitrile-butadiene,styrene-butadiene and pyridine-butadiene.
采用丁腈、羧基丁腈、丁、丁吡四种胶乳改性酚醛树脂。
The composition of butadiene polyperoxide is analyzed.The energy of explosion reactions is calculated by bond energy method.
分析了丁二烯过氧化物组成,用键能法计算了爆炸反应能量,结果与实例相符。
The kinetics of deep oxidation of butene-2 and butadiene obeyed the empirical rate equation.
丁烯-2及丁二烯深度氧化动力学服从经验速度方程。
Conver rubber and cushion rubber is styrene-butadiene rubber or chlorobutadiene that has good heat resistance.
该产品可在120℃温度正常使用,适用于输送温度在此120℃物料。
Lithium sec-propoxide was prepared by reaction of 2-propanol and n-BuLi or lithium,and was used as additive in anionic polymerization of butadiene(PB) in cyclohexane.
采用异丙醇和正丁基锂反应制备了异丙醇氧锂,并作为添加剂在环己烷中进行了丁二烯负离子合。
The catalytic system formed from polymer-supported neodymium complexes shows high catalytic activity and stereospecificity for butadiene polymerization.
合物载-钕络合物催化剂具有很高催化活性和定向效应.
The weight ratio of polynorbornene rubber and butadiene acrylonitrile rubber is 85-75/15-25, preferring to 80/20.
降冰片烯橡胶与丁腈橡胶掺合混比,重量计为:85~75/15~25,优选80/20。
The results showed that with the increase of contents of oxygen,rust and peroxid seed in the recovery system,the formation of butadiene peroxid and its self-polymer increased rapidly.
丁二烯过氧化物及过氧化物自物生成量会随着系统氧含量、铁锈量和过氧化物种子含量增大而快速增加。
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