5Ferrero F, Periolattoetal M, Luraschi M. Silk grafting with methacrylic monomers : process optimization and comparison [ J ]. J Appl Polym,2007,103 ( 6 ) :4039 - 4046.
6Weng L H,Zhou X J, Zhang X M, et al. In situ monitoring gelation process of N, N-dimethylacrylamide by refractive index technique [ J ]. Polymer, 2002,43 ( 25 ) :6761 - 6765.
