The results show that It is a high speed, convenient and accurate method as compared with end-group analytical method.
结果表明核磁共振内标法求聚氧丙烯甘油醚类化合物数均分子量快速，方便，准确。
2
Based on the general synthesis of SBS by anionic polymerization mechanism, we have carried out the copolymerization of SBS with several polar monomers by conversion of end-group of SBS.
本论文研究目标是在常规阴离子聚合方法合成sbs的基础上，通过端基转化实现了SBS与极性单体共聚。
3
Enterprise architecture group does not have one customer but have an indirect and large set of customers ranging from IT to end users.