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. Author manuscript; available in PMC: 2009 Mar 29.
Published in final edited form as: J Biomed Mater Res A. 2008 Jun 1;85(3):731–741. doi: 10.1002/jbm.a.31494

Table 1.

Number of repeat units (n) and number average molecular weight (MMW) determined with end group analysis using 1H-NMR, as well as the sol fraction of the photopolymerized networks polymerized from the various macromers and MMWs.

Macromer Ratio n MMW Sol Fraction (%)
J6 1:1 17.5 6070 47.5 ± 1.1
1.05:1 12.2 4317 36.9 ± 1.0
1.1:1 11.4 4049 24.5 ± 0.3
1.2:1 5.8 2182 12.8 ± 1.9
1.4:1 3.5 1406 2.2 ± 0.3

C12 1:1 13.8 5080 47.2 ± 0.4
1.05:1 10.6 3945 44.9 ± 3.8
1.1:1 8.3 3159 33.8 ± 0.9
1.2:1 5.7 2230 17.4 ± 0.6
1.4:1 3.6 1486 10.9 ± 0.4

E1 1:1 9.1 3982 48.9 ± 0.6
1.05:1 8.0 3531 33.9 ± 0.4
1.1:1 6.9 3111 23.2 ± 0.2
1.2:1 5.7 2596 12.0 ± 0.7
1.4:1 3.6 1768 4.3 ± 0.9