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pro vyhledávání: '"R. H. Boschan"'
Publikováno v:
Journal of Polymer Science: Polymer Chemistry Edition. 21:3009-3026
Three diethynylated bisbenzimidazole prepolymers were synthesized and their polymerization characteristics examined. N-phenyl-substituted diethynylated bisbenzimidazoles melted between 250 and 265°C and had gel times of several seconds to several mi