F. Dumont et al., New aromatic diamines containing a multiring flexible skeleton for the synthesis of thermally stable polyimides, POLYMER, 41(16), 2000, pp. 6043-6047
Multi-ring aromatic diamines bearing a long alkyl chain (C-6, C-8 or C-16)
were obtained from the corresponding dinitro compounds synthesized by a Fri
edel-Crafts alkylation of substituted mesitylenes by paranitrobenzyl chlori
de. The bismaleimide synthesized from the diamine bearing a C-16 chain form
ed a thermostable polyimide. (C) 2000 Elsevier Science Ltd. All rights rese
rved.