Project(51074193)supported by the National Natural Science Foundation of China;Projects(2011AA7024034,2011AA7053016)supported by the National High Technology Research and Development Program of China;Project(LK0903)supported by State Key Laboratory for Modification of Chemical Fibers and Polymer Materials,Donghua University,China
Polycarbosilane containing beryllium(BPCS) precursors was prepared by the reaction of polycarbosilane(PCS) with beryllium acetylacetone(Be(acac)2).The analysis of structures and components of BPCS demonstrates that th...