Abstract Melt copolymerization reactions of several bis (diethylamino) silane derivatives, bis (diethylamino) methylphenylsilane, bis (diethylamino) methyloctylsilane, 1, 2-bis (diethylamino) tetramethyldisilane, and 1, 3-bis (diethylamino) tetramethyldisiloxane, with 2, 7-dihydroxyfluoren-9-one were carried out to yield poly [oxy (2, 7-fluoren-9-onenylene) oxy (diorganosilylene)] s bearing the fluoren-9-one fluorescent aromatic group in the polymer ...