In order to improve the properties of SiC ceramic fiber,polyniobiumcarbosilane(PNCS) used for SiC(Nb) ceramic fiber precursor was synthesized by the reaction of niobium pentachloride(NbCl5) with liquid polysilane(LPS),which was prepared by the thermolysis and condensation of polydimethylsilane.

The curing process for polycarbosilane fiber with cyclohexene vapor;

SiC fiber with a low oxygen content prepared by polycarbosilane fiber cured in 1-hexyne vapor;

Synthesis and structure characterization of phenyl-containing polycarbosilane.;

Study on the viscosity of PCS/xylene solution;

Selection of the Solvent in PCS Nanoparticle Preparation Process by Gas Antisolvent Recrystallization;

Modified SiC absorbents were obtained by pyrolyzing polycarbo silane (PCS) mixed with Ni and Co nano metal powder up to 1 000℃ and in N 2 medium, and its pyrolyzation behaviors were investigated by TG and IR analysis.

A continuous polycarbosilane(PCS) multifilament was melt spun at≈300℃.

Trilobal polycarbosilane(PCS) fibers were prepared by melt spinning PCS precursor through Y shaped spinneret.

The application of chromium(Cr) in the preparation of polycarbosilane(PCS) derived ceramics was investigated.

Polyaluminocarbosilane prepared with fillings as precursors for SiC(Al) fibers;

Studies of the Solution Properties and the Precipitation Process of Polyaluminocarbosilane;

Synthesis and Characterization of Liquid Polycarbosilane-derived Polyaluminocarbosilane

Synthesis and Melt-spinning of Polyferrocarbosilane as a Functional Silicon Carbide Precursor;

The study on synthesis process of polyferrocarbosilane precursor;

In order to prepare carbide silicon radar-wave absorbing fibers,the continuous carbide silicon(SiC(Fe)) fibers containing Fe were prepared for the first time from a precursor polyferrocarbosilane(PFCS),which was synthesized from polydimethylsilane and ferrocene,followed by melt-spinning,curing in air,and continuous pyrolysis at 1320℃ in N2 atmosphere.