The smoking salons of the Hindenburg and other hydrogen-filled dirigibles of the 1930s
Chapter 31, Problem 31(choose chapter or problem)
The smoking salons of the Hindenburg and other hydrogen-filled dirigibles of the 1930s were insulated with ureaformaldehyde polymer foams. The structure of this polymer is highly cross-linked, like that of Bakelite (Section 31-6). Propose a structure. H2N NH2 O C C + H2O ? Heat
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