Styrene-butadiene rubber SBR的意思|示意

Styrene butadiene rubber (SBR) was cyclized with the aid of cationic catalyst system based on diethylaluminum chloride(Al) and benzyl chloride(RCl).

应用一氯二乙基铝和苄基氯催化剂体系进行了丁苯橡胶的阳离子环化反应。

Solution polymerized styrene-butadiene rubber ( S-SBR ) was fractionated by repeated precipitation method, using redistilled toluene as solvent and ethyl alcohol as precipitant.

本工作用甲苯作溶剂，乙醇作沉淀剂，用沉淀分级法，对溶聚丁苯橡胶（S-SBR）进行了分级。

A brief introduction of the technical innovation of butadiene evaporation unit is given in the article. During the expansion of the SBR(Styrene - Butadiene Rubber) plant of Qilu Petrochemical Corp.

主要介绍了在齐鲁石化橡胶厂丁苯橡胶装置改扩建工程中对丁二烯泄料系统的技术改进。