苯乙烯丁二烯橡胶 styrene butadiene ribber ; SBR
苯乙烯-氯丁二烯橡胶 SCR
苯乙烯氯丁二烯橡胶 styrene chloroprene rubber ; SCR
生产方法是乳液聚合，和苯乙烯-丁二烯橡胶的生产过程相似，得到“热”橡胶和“冷”橡胶。
Produced by emulsion polymerization in a similar way to styrene-butadiene rubber processes, yielding both "hot" and "cold" rubbers.
合成橡胶是丁二烯（75％）和苯乙烯（25％）的共聚物。
Synthetic rubber is a copolymer of butadiene (75%) and styrene (25%).
丁二烯一苯乙烯橡胶和加油丁二烯一苯乙烯。乳状聚合物型。试验配方和硫化特性的评定。
Styrene - butadiene rubbers and oil extended styrene butadiene. emulsion polymerised types. test recipe and evaluation of vulcanisation characteristics.
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