The primary pyrolysis mechanism of the polycarbosilane was explored by IR and TG-DTA technique.
文中还利用IR、TG—DTA 等手段对该先驱体的热解机理进行了初步探讨。
The rheological property of polycarbosilane(PCS) spinning melt is studied with self-made single-orifice melt spinning system.
采用自制单孔熔融纺丝系统，对熔融纺丝状态时聚碳硅烷（PCS）的流变特性展开了研究。
The effects of solvent residual on polycarbosilane(PCS) fibers on the preparation of PCS fibers prepared by dry spinning were studied.
研究了聚碳硅烷纤维纺丝线上残留溶剂含量的影响因素。
Preparation of polycarbosilane (PCS) by pyrolysis of polydimethylsilane has been investigated. Effect of synthesis condition on the properties of products was studied.
研究了由聚二甲基硅烷热解制备聚碳硅烷的过程，探讨了合成条件对产物特性的影响。
The silicon carbide fiber and polycarbosilane fiber developed in 1990 have come up to advanced world standard. They promise wide application in astronautic field sand national economy. detail.
1990年研制成功并达到国际先进水平的连续碳化硅纤维和聚碳硅烷纤维，在宇航和国民经济中有着广泛的应用前景。
The methods of precipitation and blending to adjust the molecular weight and distribution of polycarbosilane (PCS) synthesized at high temperature under high pressure were investigated in the paper.
采用高温高压法合成了聚碳硅烷(PCS)，通过改变合成条件与减压蒸馏温度的方法对PCS分子量及其分布进行调控。
The methods of precipitation and blending to adjust the molecular weight and distribution of polycarbosilane (PCS) synthesized at high temperature under high pressure were investigated in the paper.
采用高温高压法合成了聚碳硅烷(PCS)，通过改变合成条件与减压蒸馏温度的方法对PCS分子量及其分布进行调控。
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