High-resolution separation of oligo(acrylic acid) by capillary zone electrophoresis

被引:23
作者
Castignolles, P [1 ]
Gaborieau, M
Hilder, EF
Sprong, E
Ferguson, CJ
Gilbert, RG
机构
[1] Univ Sydney, Key Ctr Polymer Colloids, Sch Chem F11, Sydney, NSW 2006, Australia
[2] Univ Tasmania, ACROSS, Sch Chem, Hobart, Tas 7001, Australia
关键词
acrylates (acrylic acid); capillary electrophoresis; molar mass distribution; oligomers; polyelectrolytes; separation techniques;
D O I
10.1002/marc.200500641
中图分类号
O63 [高分子化学(高聚物)];
学科分类号
070305 ; 080501 ; 081704 ;
摘要
Oligo(acrylic acid)s, produced by RAFT polymerization, have been separated and analyzed for the first time by capillary zone electrophoresis. The resolution obtained by capillary electrophoresis in borate buffers is far higher than that currently achieved using size exclusion chromatography. This work demonstrates that capillary electrophoresis is the technique of choice for the characterization of oligomers of acrylic acid and of other water-soluble monomers involved in emulsion polymerization processes.
引用
收藏
页码:42 / 46
页数:5
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