Methllyl sulfonic acid acted as a chain transfer agent besides supplying the strong polar anionic sulfonic group.
甲基丙烯磺酸钠除提供强极性的阴离子磺酸基外，还起链转移剂作用；
Preparation of larch extract tannin amphoteric water treatment agent has anionic and cationic group by use of larch extract tannin was studied.
本论文以落叶松单宁为原料研制含阴、阳离子基团的落叶松单宁两性水处理剂。
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。
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。
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