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. Author manuscript; available in PMC: 2010 Jun 28.
Published in final edited form as: Biomacromolecules. 2007 Mar 20;8(4):1280–1286. doi: 10.1021/bm061045g

Figure 2.

Figure 2

FTIR Spectra of Poly(NIPAAm-co-Dimethyl-γ-Butyrolactone) with Different Dimethyl-γ-Butyrolactone Content before Hydrolysis: 1: 2.9 mol%, 2: 5.5 mol%, 3: 6.0 mol %, 4: 7.2 mol%