研究了在超声波辐照作用下聚丁二烯（PB）在环已烷溶液中的降解及与丙烯酸（AA）的共疑反应。
The ultrasonic degradation of polybutadiene (PB) and block copolymerization of PB with acrylic acid(AA)in cyclohexane solution were studied.
首先探讨了丁二烯的环三齐聚反应机理，并对其生成物的利用现状做了分析。
This article studies the reaction-mechanism of oligomerization of butadiene and the situation of reaction product utilization.
利用SBS中丁二烯软段中的双键进行环氧化反应，引入环氧基团进行化学改性。
The double bonds of the butadiene soft matrix in SBS were epoxidized in order to incorprate the epoxy groups and modify chemically.
文章论述了催化剂结构对丁二烯环三聚反应活性及选择性的影响。
The effects of phosphine ligand and the structure of catalysts on the selectivity and reactivity of the cyclotrimerization were discussed.
为了说明平衡现象，让我们看一下环丁烯异构成1．3一丁二烯的反应。
To illustrate some of the features of the equilibrium phenomenon, let us look at the reaction in which cyclobutene is isomerized to 1.3-butadiene.
为了说明平衡现象，让我们看一下环丁烯异构成1．3一丁二烯的反应。
To illustrate some of the features of the equilibrium phenomenon, let us look at the reaction in which cyclobutene is isomerized to 1.3-butadiene.
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