The microstructural morphology of high vinyl polybutadiene (HVBR) and cis- polybutadiene rubber (BR) blends was observed by transmission electron microscope .
对高乙烯基聚丁二烯（HVBR）与顺丁橡胶（BR）共混胶进行了透射电镜观察。
2
A rubber produced from butadiene by polymerization with Ziegler catalysts to a cis-1, 4 structure.
丁二烯借助齐格勒催化剂聚合成顺- 1,4结构的橡胶。
3
The invention relates to a sulfoacid rare earth catalyst for polymerizing high-cis-isoprene rubber and a preparation method thereof.