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Photoresponsive polyurethane–acrylate block copolymers. I. Photochromic effects in copolymers containing 6′-nitro spiropyranes and 6′-nitro-bis-spiropyranes
Eduardo A. Gonzalez-De Los Santos, Ma. Josefina Lozano-González, Anthony F. JohnsonVolume:
71
Year:
1999
Language:
english
Pages:
8
DOI:
10.1002/(sici)1097-4628(19990110)71:23.0.co;2-u
File:
PDF, 213 KB
english, 1999