Separation of Poly(styrene-block-t-butyl methacrylate) Copolymers by Various Liquid Chromatography Techniques

Figure 2

SEC-MALS chromatograms (the dashed lines indicate the DRI response, the dotted lines indicate the LS response at 90° angle) and molar mass versus elution volume curves for the PS-b-PtBMA copolymers. From left to right: copolymer 3, copolymer 2, and copolymer 1.