摘要
用红外光谱的标准加入法测定了异戊二烯－ 苯乙烯嵌段共聚物中结合苯乙烯的质量分数，３ 次测定的平均结果为２１．５％ ，相对标准偏差为３．３％ 。
The content of styrene in isoprene-styrene block copolymer was determined by standard addition method of infrared spectroscopy. The average result was 21.5%, and the relative standard deviation was 3.3%.
出处
《合成橡胶工业》
CAS
CSCD
1999年第6期368-369,共2页
China Synthetic Rubber Industry
关键词
异戊二烯
苯乙烯
嵌段共聚物
SIS
质量分数
橡胶
isoprene-styrene block copolymer
styrene
infrared spectroscopy
standard addition method
