Patent ID: 7505191
Filing Date: 2009-03-17
Classification: C07D,C08G,C09K,G02F

Abstract:
1. An electrochromic monomer having a formula selected from the group consisting essentially of: (a) 3-methyl-3′-propyl-3,4-dihydro-2H-thieno(3,4-b)(1,4)dioxepine; (b) 3,3-diethyl-3,4-dihydro-2H,7H-(1,4)dioxepino(2,3-c)pyrrole; (c) 3,4-bis-R-thiophene, wherein R comprises one of: (d) 6,6-dimethyl-6,7-dihydro-5H-4,8-dioxa-2-thia-6-sila-azulene.